loading
Generated 2025-09-01T09:35:54+00:00

All Files ( 96.27% covered at 95132.23 hits/line )

105 files in total.
7767 relevant lines, 7477 lines covered and 290 lines missed. ( 96.27% )
File % covered Lines Relevant Lines Lines covered Lines missed Avg. Hits / Line
lib/httpx.rb 100.00 % 66 39 39 0 768.33
lib/httpx/adapters/datadog.rb 86.59 % 349 164 142 22 41.48
lib/httpx/adapters/faraday.rb 98.10 % 298 158 155 3 121.94
lib/httpx/adapters/sentry.rb 100.00 % 121 62 62 0 118.90
lib/httpx/adapters/webmock.rb 100.00 % 175 93 93 0 96.02
lib/httpx/altsvc.rb 96.39 % 163 83 80 3 230.19
lib/httpx/buffer.rb 100.00 % 61 27 27 0 4481.89
lib/httpx/callbacks.rb 100.00 % 35 19 19 0 155673.84
lib/httpx/chainable.rb 95.45 % 106 44 42 2 1020.52
lib/httpx/connection.rb 94.26 % 963 488 460 28 156008.03
lib/httpx/connection/http1.rb 89.64 % 401 222 199 23 3718.81
lib/httpx/connection/http2.rb 95.73 % 486 281 269 12 189045.98
lib/httpx/domain_name.rb 95.56 % 145 45 43 2 217.22
lib/httpx/errors.rb 97.62 % 109 42 41 1 79.07
lib/httpx/extensions.rb 67.86 % 59 28 19 9 420.29
lib/httpx/headers.rb 100.00 % 176 71 71 0 16990.65
lib/httpx/io.rb 100.00 % 11 5 5 0 26.00
lib/httpx/io/ssl.rb 96.30 % 166 81 78 3 2338.23
lib/httpx/io/tcp.rb 90.83 % 217 120 109 11 7057.96
lib/httpx/io/udp.rb 100.00 % 62 35 35 0 342.34
lib/httpx/io/unix.rb 94.29 % 70 35 33 2 18.46
lib/httpx/loggable.rb 100.00 % 56 20 20 0 579705.30
lib/httpx/options.rb 99.36 % 372 157 156 1 17691.41
lib/httpx/parser/http1.rb 100.00 % 186 109 109 0 7107.23
lib/httpx/plugins/auth.rb 100.00 % 25 9 9 0 21.00
lib/httpx/plugins/auth/basic.rb 100.00 % 20 10 10 0 76.30
lib/httpx/plugins/auth/digest.rb 100.00 % 102 57 57 0 118.79
lib/httpx/plugins/auth/ntlm.rb 100.00 % 35 19 19 0 2.95
lib/httpx/plugins/auth/socks5.rb 100.00 % 22 11 11 0 21.00
lib/httpx/plugins/aws_sdk_authentication.rb 100.00 % 109 43 43 0 11.56
lib/httpx/plugins/aws_sigv4.rb 100.00 % 237 106 106 0 100.73
lib/httpx/plugins/basic_auth.rb 100.00 % 29 12 12 0 30.92
lib/httpx/plugins/brotli.rb 100.00 % 50 25 25 0 10.80
lib/httpx/plugins/callbacks.rb 91.53 % 127 59 54 5 112.41
lib/httpx/plugins/circuit_breaker.rb 100.00 % 145 64 64 0 68.05
lib/httpx/plugins/circuit_breaker/circuit.rb 100.00 % 100 47 47 0 52.53
lib/httpx/plugins/circuit_breaker/circuit_store.rb 100.00 % 53 23 23 0 86.43
lib/httpx/plugins/content_digest.rb 100.00 % 202 100 100 0 70.52
lib/httpx/plugins/cookies.rb 100.00 % 107 52 52 0 107.31
lib/httpx/plugins/cookies/cookie.rb 100.00 % 174 76 76 0 282.78
lib/httpx/plugins/cookies/jar.rb 100.00 % 95 46 46 0 228.13
lib/httpx/plugins/cookies/set_cookie_parser.rb 100.00 % 143 72 72 0 136.51
lib/httpx/plugins/digest_auth.rb 100.00 % 65 29 29 0 87.38
lib/httpx/plugins/expect.rb 100.00 % 118 56 56 0 78.34
lib/httpx/plugins/follow_redirects.rb 100.00 % 231 108 108 0 185771.28
lib/httpx/plugins/grpc.rb 100.00 % 280 133 133 0 117.79
lib/httpx/plugins/grpc/call.rb 90.91 % 63 33 30 3 40.18
lib/httpx/plugins/grpc/grpc_encoding.rb 97.87 % 90 47 46 1 76.85
lib/httpx/plugins/grpc/message.rb 95.83 % 55 24 23 1 39.50
lib/httpx/plugins/h2c.rb 95.00 % 119 60 57 3 12.72
lib/httpx/plugins/ntlm_auth.rb 100.00 % 60 30 30 0 3.97
lib/httpx/plugins/oauth.rb 100.00 % 175 87 87 0 62.24
lib/httpx/plugins/persistent.rb 100.00 % 73 28 28 0 203.71
lib/httpx/plugins/proxy.rb 94.67 % 347 169 160 9 300.49
lib/httpx/plugins/proxy/http.rb 100.00 % 184 104 104 0 186.68
lib/httpx/plugins/proxy/socks4.rb 97.47 % 135 79 77 2 167.77
lib/httpx/plugins/proxy/socks5.rb 99.12 % 194 113 112 1 268.77
lib/httpx/plugins/proxy/ssh.rb 92.31 % 92 52 48 4 8.19
lib/httpx/plugins/push_promise.rb 100.00 % 81 41 41 0 9.22
lib/httpx/plugins/query.rb 100.00 % 35 14 14 0 9.43
lib/httpx/plugins/rate_limiter.rb 100.00 % 55 18 18 0 36.56
lib/httpx/plugins/response_cache.rb 100.00 % 331 141 141 0 167.12
lib/httpx/plugins/response_cache/file_store.rb 100.00 % 140 72 72 0 147.38
lib/httpx/plugins/response_cache/store.rb 100.00 % 33 16 16 0 136.06
lib/httpx/plugins/retries.rb 96.88 % 228 96 93 3 200578.55
lib/httpx/plugins/ssrf_filter.rb 100.00 % 145 61 61 0 111.69
lib/httpx/plugins/stream.rb 97.78 % 183 90 88 2 104.93
lib/httpx/plugins/stream_bidi.rb 99.28 % 315 138 137 1 81.41
lib/httpx/plugins/upgrade.rb 100.00 % 84 37 37 0 38.95
lib/httpx/plugins/upgrade/h2.rb 89.66 % 64 29 26 3 31.21
lib/httpx/plugins/webdav.rb 100.00 % 86 39 39 0 20.31
lib/httpx/plugins/xml.rb 100.00 % 76 34 34 0 74.32
lib/httpx/pmatch_extensions.rb 100.00 % 33 17 17 0 26.12
lib/httpx/pool.rb 100.00 % 188 88 88 0 4422.67
lib/httpx/punycode.rb 100.00 % 22 9 9 0 17.78
lib/httpx/request.rb 100.00 % 336 141 141 0 6717.48
lib/httpx/request/body.rb 100.00 % 153 66 66 0 2884.27
lib/httpx/resolver.rb 100.00 % 173 87 87 0 1532.24
lib/httpx/resolver/https.rb 86.21 % 255 145 125 20 34.21
lib/httpx/resolver/multi.rb 88.46 % 96 52 46 6 3298.50
lib/httpx/resolver/native.rb 91.40 % 547 314 287 27 1175.28
lib/httpx/resolver/resolver.rb 93.98 % 169 83 78 5 1615.76
lib/httpx/resolver/system.rb 78.42 % 255 139 109 30 16.96
lib/httpx/response.rb 100.00 % 304 114 114 0 1757.04
lib/httpx/response/body.rb 100.00 % 242 108 108 0 2718.81
lib/httpx/response/buffer.rb 92.06 % 120 63 58 5 1459.95
lib/httpx/selector.rb 95.45 % 267 132 126 6 2065458.97
lib/httpx/session.rb 94.22 % 591 294 277 17 109771.67
lib/httpx/session_extensions.rb 100.00 % 29 14 14 0 6.43
lib/httpx/timers.rb 93.94 % 133 66 62 4 3326906.18
lib/httpx/transcoder.rb 100.00 % 91 52 52 0 248.44
lib/httpx/transcoder/body.rb 100.00 % 43 26 26 0 857.77
lib/httpx/transcoder/chunker.rb 100.00 % 115 66 66 0 189.76
lib/httpx/transcoder/deflate.rb 100.00 % 37 20 20 0 28.05
lib/httpx/transcoder/form.rb 100.00 % 80 42 42 0 387.83
lib/httpx/transcoder/gzip.rb 100.00 % 71 40 40 0 99.30
lib/httpx/transcoder/json.rb 100.00 % 71 33 33 0 39.48
lib/httpx/transcoder/multipart.rb 100.00 % 17 10 10 0 810.40
lib/httpx/transcoder/multipart/decoder.rb 93.90 % 141 82 77 5 26.65
lib/httpx/transcoder/multipart/encoder.rb 100.00 % 120 70 70 0 1713.63
lib/httpx/transcoder/multipart/mime_type_detector.rb 92.11 % 78 38 35 3 157.08
lib/httpx/transcoder/multipart/part.rb 100.00 % 35 18 18 0 445.78
lib/httpx/transcoder/utils/body_reader.rb 92.00 % 46 25 23 2 98.12
lib/httpx/transcoder/utils/deflater.rb 100.00 % 75 37 37 0 95.57
lib/httpx/utils.rb 100.00 % 75 39 39 0 535868.69

lib/httpx.rb

100.0% lines covered

39 relevant lines. 39 lines covered and 0 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "httpx/version"
  3. # Top-Level Namespace
  4. #
  5. 26 module HTTPX
  6. 26 EMPTY = [].freeze
  7. 26 EMPTY_HASH = {}.freeze
  8. # All plugins should be stored under this module/namespace. Can register and load
  9. # plugins.
  10. #
  11. 26 module Plugins
  12. 26 @plugins = {}
  13. 26 @plugins_mutex = Thread::Mutex.new
  14. # Loads a plugin based on a name. If the plugin hasn't been loaded, tries to load
  15. # it from the load path under "httpx/plugins/" directory.
  16. #
  17. 26 def self.load_plugin(name)
  18. 5451 h = @plugins
  19. 5451 m = @plugins_mutex
  20. 10902 unless (plugin = m.synchronize { h[name] })
  21. 238 require "httpx/plugins/#{name}"
  22. 476 raise "Plugin #{name} hasn't been registered" unless (plugin = m.synchronize { h[name] })
  23. end
  24. 5451 plugin
  25. end
  26. # Registers a plugin (+mod+) in the central store indexed by +name+.
  27. #
  28. 26 def self.register_plugin(name, mod)
  29. 304 h = @plugins
  30. 304 m = @plugins_mutex
  31. 608 m.synchronize { h[name] = mod }
  32. end
  33. end
  34. end
  35. 26 require "httpx/extensions"
  36. 26 require "httpx/errors"
  37. 26 require "httpx/utils"
  38. 26 require "httpx/punycode"
  39. 26 require "httpx/domain_name"
  40. 26 require "httpx/altsvc"
  41. 26 require "httpx/callbacks"
  42. 26 require "httpx/loggable"
  43. 26 require "httpx/transcoder"
  44. 26 require "httpx/timers"
  45. 26 require "httpx/pool"
  46. 26 require "httpx/headers"
  47. 26 require "httpx/request"
  48. 26 require "httpx/response"
  49. 26 require "httpx/options"
  50. 26 require "httpx/chainable"
  51. 26 require "httpx/session"
  52. 26 require "httpx/session_extensions"
  53. # load integrations when possible
  54. 26 require "httpx/adapters/datadog" if defined?(DDTrace) || defined?(Datadog::Tracing)
  55. 26 require "httpx/adapters/sentry" if defined?(Sentry)
  56. 26 require "httpx/adapters/webmock" if defined?(WebMock)

lib/httpx/adapters/datadog.rb

86.59% lines covered

164 relevant lines. 142 lines covered and 22 lines missed.
    
  1. # frozen_string_literal: true
  2. 6 require "datadog/tracing/contrib/integration"
  3. 6 require "datadog/tracing/contrib/configuration/settings"
  4. 6 require "datadog/tracing/contrib/patcher"
  5. 6 module Datadog::Tracing
  6. 6 module Contrib
  7. 6 module HTTPX
  8. 6 DATADOG_VERSION = defined?(::DDTrace) ? ::DDTrace::VERSION : ::Datadog::VERSION
  9. 6 METADATA_MODULE = Datadog::Tracing::Metadata
  10. 6 TYPE_OUTBOUND = Datadog::Tracing::Metadata::Ext::HTTP::TYPE_OUTBOUND
  11. 6 TAG_BASE_SERVICE = if Gem::Version.new(DATADOG_VERSION::STRING) < Gem::Version.new("1.15.0")
  12. "_dd.base_service"
  13. else
  14. 6 Datadog::Tracing::Contrib::Ext::Metadata::TAG_BASE_SERVICE
  15. end
  16. 6 TAG_PEER_HOSTNAME = Datadog::Tracing::Metadata::Ext::TAG_PEER_HOSTNAME
  17. 6 TAG_KIND = Datadog::Tracing::Metadata::Ext::TAG_KIND
  18. 6 TAG_CLIENT = Datadog::Tracing::Metadata::Ext::SpanKind::TAG_CLIENT
  19. 6 TAG_COMPONENT = Datadog::Tracing::Metadata::Ext::TAG_COMPONENT
  20. 6 TAG_OPERATION = Datadog::Tracing::Metadata::Ext::TAG_OPERATION
  21. 6 TAG_URL = Datadog::Tracing::Metadata::Ext::HTTP::TAG_URL
  22. 6 TAG_METHOD = Datadog::Tracing::Metadata::Ext::HTTP::TAG_METHOD
  23. 6 TAG_TARGET_HOST = Datadog::Tracing::Metadata::Ext::NET::TAG_TARGET_HOST
  24. 6 TAG_TARGET_PORT = Datadog::Tracing::Metadata::Ext::NET::TAG_TARGET_PORT
  25. 6 TAG_STATUS_CODE = Datadog::Tracing::Metadata::Ext::HTTP::TAG_STATUS_CODE
  26. # HTTPX Datadog Plugin
  27. #
  28. # Enables tracing for httpx requests.
  29. #
  30. # A span will be created for each request transaction; the span is created lazily only when
  31. # buffering a request, and it is fed the start time stored inside the tracer object.
  32. #
  33. 6 module Plugin
  34. 6 module RequestTracer
  35. 6 extend Contrib::HttpAnnotationHelper
  36. 6 module_function
  37. 6 SPAN_REQUEST = "httpx.request"
  38. # initializes tracing on the +request+.
  39. 6 def call(request)
  40. 282 return unless configuration(request).enabled
  41. 84 span = nil
  42. # request objects are reused, when already buffered requests get rerouted to a different
  43. # connection due to connection issues, or when they already got a response, but need to
  44. # be retried. In such situations, the original span needs to be extended for the former,
  45. # while a new is required for the latter.
  46. 84 request.on(:idle) do
  47. 18 span = nil
  48. end
  49. # the span is initialized when the request is buffered in the parser, which is the closest
  50. # one gets to actually sending the request.
  51. 84 request.on(:headers) do
  52. 96 next if span
  53. 96 span = initialize_span(request, now)
  54. end
  55. 84 request.on(:response) do |response|
  56. 96 unless span
  57. 6 next unless response.is_a?(::HTTPX::ErrorResponse) && response.error.respond_to?(:connection)
  58. # handles the case when the +error+ happened during name resolution, which means
  59. # that the tracing start point hasn't been triggered yet; in such cases, the approximate
  60. # initial resolving time is collected from the connection, and used as span start time,
  61. # and the tracing object in inserted before the on response callback is called.
  62. 6 span = initialize_span(request, response.error.connection.init_time)
  63. end
  64. 96 finish(response, span)
  65. end
  66. end
  67. 6 def finish(response, span)
  68. 96 if response.is_a?(::HTTPX::ErrorResponse)
  69. 6 span.set_error(response.error)
  70. else
  71. 90 span.set_tag(TAG_STATUS_CODE, response.status.to_s)
  72. 90 span.set_error(::HTTPX::HTTPError.new(response)) if response.status >= 400 && response.status <= 599
  73. span.set_tags(
  74. Datadog.configuration.tracing.header_tags.response_tags(response.headers.to_h)
  75. 90 ) if Datadog.configuration.tracing.respond_to?(:header_tags)
  76. end
  77. 96 span.finish
  78. end
  79. # return a span initialized with the +@request+ state.
  80. 6 def initialize_span(request, start_time)
  81. 102 verb = request.verb
  82. 102 uri = request.uri
  83. 102 config = configuration(request)
  84. 102 span = create_span(request, config, start_time)
  85. 102 span.resource = verb
  86. # Tag original global service name if not used
  87. 102 span.set_tag(TAG_BASE_SERVICE, Datadog.configuration.service) if span.service != Datadog.configuration.service
  88. 102 span.set_tag(TAG_KIND, TAG_CLIENT)
  89. 102 span.set_tag(TAG_COMPONENT, "httpx")
  90. 102 span.set_tag(TAG_OPERATION, "request")
  91. 102 span.set_tag(TAG_URL, request.path)
  92. 102 span.set_tag(TAG_METHOD, verb)
  93. 102 span.set_tag(TAG_TARGET_HOST, uri.host)
  94. 102 span.set_tag(TAG_TARGET_PORT, uri.port)
  95. 102 span.set_tag(TAG_PEER_HOSTNAME, uri.host)
  96. # Tag as an external peer service
  97. # span.set_tag(TAG_PEER_SERVICE, span.service)
  98. 102 if config[:distributed_tracing]
  99. 96 propagate_trace_http(
  100. Datadog::Tracing.active_trace,
  101. request.headers
  102. )
  103. end
  104. # Set analytics sample rate
  105. 102 if Contrib::Analytics.enabled?(config[:analytics_enabled])
  106. 12 Contrib::Analytics.set_sample_rate(span, config[:analytics_sample_rate])
  107. end
  108. span.set_tags(
  109. Datadog.configuration.tracing.header_tags.request_tags(request.headers.to_h)
  110. 102 ) if Datadog.configuration.tracing.respond_to?(:header_tags)
  111. 102 span
  112. rescue StandardError => e
  113. Datadog.logger.error("error preparing span for http request: #{e}")
  114. Datadog.logger.error(e.backtrace)
  115. end
  116. 6 def now
  117. 96 ::Datadog::Core::Utils::Time.now.utc
  118. end
  119. 6 def configuration(request)
  120. 384 Datadog.configuration.tracing[:httpx, request.uri.host]
  121. end
  122. 6 if Gem::Version.new(DATADOG_VERSION::STRING) >= Gem::Version.new("2.0.0")
  123. 3 def propagate_trace_http(trace, headers)
  124. 48 Datadog::Tracing::Contrib::HTTP.inject(trace, headers)
  125. end
  126. 3 def create_span(request, configuration, start_time)
  127. 51 Datadog::Tracing.trace(
  128. SPAN_REQUEST,
  129. service: service_name(request.uri.host, configuration),
  130. type: TYPE_OUTBOUND,
  131. start_time: start_time
  132. )
  133. end
  134. else
  135. 3 def propagate_trace_http(trace, headers)
  136. 48 Datadog::Tracing::Propagation::HTTP.inject!(trace.to_digest, headers)
  137. end
  138. 3 def create_span(request, configuration, start_time)
  139. 51 Datadog::Tracing.trace(
  140. SPAN_REQUEST,
  141. service: service_name(request.uri.host, configuration),
  142. span_type: TYPE_OUTBOUND,
  143. start_time: start_time
  144. )
  145. end
  146. end
  147. end
  148. 6 module RequestMethods
  149. # intercepts request initialization to inject the tracing logic.
  150. 6 def initialize(*)
  151. 282 super
  152. 282 return unless Datadog::Tracing.enabled?
  153. 282 RequestTracer.call(self)
  154. end
  155. end
  156. 6 module ConnectionMethods
  157. 6 attr_reader :init_time
  158. 6 def initialize(*)
  159. 269 super
  160. 269 @init_time = ::Datadog::Core::Utils::Time.now.utc
  161. end
  162. end
  163. end
  164. 6 module Configuration
  165. # Default settings for httpx
  166. #
  167. 6 class Settings < Datadog::Tracing::Contrib::Configuration::Settings
  168. 6 DEFAULT_ERROR_HANDLER = lambda do |response|
  169. Datadog::Ext::HTTP::ERROR_RANGE.cover?(response.status)
  170. end
  171. 6 option :service_name, default: "httpx"
  172. 6 option :distributed_tracing, default: true
  173. 6 option :split_by_domain, default: false
  174. 6 if Gem::Version.new(DATADOG_VERSION::STRING) >= Gem::Version.new("1.13.0")
  175. 6 option :enabled do |o|
  176. 6 o.type :bool
  177. 6 o.env "DD_TRACE_HTTPX_ENABLED"
  178. 6 o.default true
  179. end
  180. 6 option :analytics_enabled do |o|
  181. 6 o.type :bool
  182. 6 o.env "DD_TRACE_HTTPX_ANALYTICS_ENABLED"
  183. 6 o.default false
  184. end
  185. 6 option :analytics_sample_rate do |o|
  186. 6 o.type :float
  187. 6 o.env "DD_TRACE_HTTPX_ANALYTICS_SAMPLE_RATE"
  188. 6 o.default 1.0
  189. end
  190. else
  191. option :enabled do |o|
  192. o.default { env_to_bool("DD_TRACE_HTTPX_ENABLED", true) }
  193. o.lazy
  194. end
  195. option :analytics_enabled do |o|
  196. o.default { env_to_bool(%w[DD_TRACE_HTTPX_ANALYTICS_ENABLED DD_HTTPX_ANALYTICS_ENABLED], false) }
  197. o.lazy
  198. end
  199. option :analytics_sample_rate do |o|
  200. o.default { env_to_float(%w[DD_TRACE_HTTPX_ANALYTICS_SAMPLE_RATE DD_HTTPX_ANALYTICS_SAMPLE_RATE], 1.0) }
  201. o.lazy
  202. end
  203. end
  204. 6 if defined?(Datadog::Tracing::Contrib::SpanAttributeSchema)
  205. 6 option :service_name do |o|
  206. 6 o.default do
  207. 66 Datadog::Tracing::Contrib::SpanAttributeSchema.fetch_service_name(
  208. "DD_TRACE_HTTPX_SERVICE_NAME",
  209. "httpx"
  210. )
  211. end
  212. 6 o.lazy unless Gem::Version.new(DATADOG_VERSION::STRING) >= Gem::Version.new("1.13.0")
  213. end
  214. else
  215. option :service_name do |o|
  216. o.default do
  217. ENV.fetch("DD_TRACE_HTTPX_SERVICE_NAME", "httpx")
  218. end
  219. o.lazy unless Gem::Version.new(DATADOG_VERSION::STRING) >= Gem::Version.new("1.13.0")
  220. end
  221. end
  222. 6 option :distributed_tracing, default: true
  223. 6 if Gem::Version.new(DATADOG_VERSION::STRING) >= Gem::Version.new("1.15.0")
  224. 6 option :error_handler do |o|
  225. 6 o.type :proc
  226. 6 o.default_proc(&DEFAULT_ERROR_HANDLER)
  227. end
  228. elsif Gem::Version.new(DATADOG_VERSION::STRING) >= Gem::Version.new("1.13.0")
  229. option :error_handler do |o|
  230. o.type :proc
  231. o.experimental_default_proc(&DEFAULT_ERROR_HANDLER)
  232. end
  233. else
  234. option :error_handler, default: DEFAULT_ERROR_HANDLER
  235. end
  236. end
  237. end
  238. # Patcher enables patching of 'httpx' with datadog components.
  239. #
  240. 6 module Patcher
  241. 6 include Datadog::Tracing::Contrib::Patcher
  242. 6 module_function
  243. 6 def target_version
  244. 12 Integration.version
  245. end
  246. # loads a session instannce with the datadog plugin, and replaces the
  247. # base HTTPX::Session with the patched session class.
  248. 6 def patch
  249. 6 datadog_session = ::HTTPX.plugin(Plugin)
  250. 6 ::HTTPX.send(:remove_const, :Session)
  251. 6 ::HTTPX.send(:const_set, :Session, datadog_session.class)
  252. end
  253. end
  254. # Datadog Integration for HTTPX.
  255. #
  256. 6 class Integration
  257. 6 include Contrib::Integration
  258. 6 MINIMUM_VERSION = Gem::Version.new("0.10.2")
  259. 6 register_as :httpx
  260. 6 def self.version
  261. 246 Gem.loaded_specs["httpx"] && Gem.loaded_specs["httpx"].version
  262. end
  263. 6 def self.loaded?
  264. 78 defined?(::HTTPX::Request)
  265. end
  266. 6 def self.compatible?
  267. 78 super && version >= MINIMUM_VERSION
  268. end
  269. 6 def new_configuration
  270. 156 Configuration::Settings.new
  271. end
  272. 6 def patcher
  273. 156 Patcher
  274. end
  275. end
  276. end
  277. end
  278. end

lib/httpx/adapters/faraday.rb

98.1% lines covered

158 relevant lines. 155 lines covered and 3 lines missed.
    
  1. # frozen_string_literal: true
  2. 14 require "delegate"
  3. 14 require "httpx"
  4. 14 require "faraday"
  5. 14 module Faraday
  6. 14 class Adapter
  7. 14 class HTTPX < Faraday::Adapter
  8. 14 module RequestMixin
  9. 14 def build_connection(env)
  10. 258 return @connection if defined?(@connection)
  11. 258 @connection = ::HTTPX.plugin(:persistent).plugin(ReasonPlugin)
  12. 258 @connection = @connection.with(@connection_options) unless @connection_options.empty?
  13. 258 connection_opts = options_from_env(env)
  14. 258 if (bind = env.request.bind)
  15. 7 @bind = TCPSocket.new(bind[:host], bind[:port])
  16. 7 connection_opts[:io] = @bind
  17. end
  18. 258 @connection = @connection.with(connection_opts)
  19. 258 if (proxy = env.request.proxy)
  20. 7 proxy_options = { uri: proxy.uri }
  21. 7 proxy_options[:username] = proxy.user if proxy.user
  22. 7 proxy_options[:password] = proxy.password if proxy.password
  23. 7 @connection = @connection.plugin(:proxy).with(proxy: proxy_options)
  24. end
  25. 258 @connection = @connection.plugin(OnDataPlugin) if env.request.stream_response?
  26. 258 @connection = @config_block.call(@connection) || @connection if @config_block
  27. 258 @connection
  28. end
  29. 14 def close
  30. 264 @connection.close if @connection
  31. 264 @bind.close if @bind
  32. end
  33. 14 private
  34. 14 def connect(env, &blk)
  35. 258 connection(env, &blk)
  36. rescue ::HTTPX::TLSError => e
  37. 7 raise Faraday::SSLError, e
  38. rescue Errno::ECONNABORTED,
  39. Errno::ECONNREFUSED,
  40. Errno::ECONNRESET,
  41. Errno::EHOSTUNREACH,
  42. Errno::EINVAL,
  43. Errno::ENETUNREACH,
  44. Errno::EPIPE,
  45. ::HTTPX::ConnectionError => e
  46. 7 raise Faraday::ConnectionFailed, e
  47. end
  48. 14 def build_request(env)
  49. 265 meth = env[:method]
  50. request_options = {
  51. 264 headers: env.request_headers,
  52. body: env.body,
  53. **options_from_env(env),
  54. }
  55. 265 [meth.to_s.upcase, env.url, request_options]
  56. end
  57. 14 def options_from_env(env)
  58. 523 timeout_options = {}
  59. 523 req_opts = env.request
  60. 523 if (sec = request_timeout(:read, req_opts))
  61. 28 timeout_options[:read_timeout] = sec
  62. end
  63. 523 if (sec = request_timeout(:write, req_opts))
  64. 14 timeout_options[:write_timeout] = sec
  65. end
  66. 523 if (sec = request_timeout(:open, req_opts))
  67. 14 timeout_options[:connect_timeout] = sec
  68. end
  69. {
  70. 522 ssl: ssl_options_from_env(env),
  71. timeout: timeout_options,
  72. }
  73. end
  74. 14 if defined?(::OpenSSL)
  75. 14 def ssl_options_from_env(env)
  76. 523 ssl_options = {}
  77. 523 unless env.ssl.verify.nil?
  78. 28 ssl_options[:verify_mode] = env.ssl.verify ? OpenSSL::SSL::VERIFY_PEER : OpenSSL::SSL::VERIFY_NONE
  79. end
  80. 523 ssl_options[:ca_file] = env.ssl.ca_file if env.ssl.ca_file
  81. 523 ssl_options[:ca_path] = env.ssl.ca_path if env.ssl.ca_path
  82. 523 ssl_options[:cert_store] = env.ssl.cert_store if env.ssl.cert_store
  83. 523 ssl_options[:cert] = env.ssl.client_cert if env.ssl.client_cert
  84. 523 ssl_options[:key] = env.ssl.client_key if env.ssl.client_key
  85. 523 ssl_options[:ssl_version] = env.ssl.version if env.ssl.version
  86. 523 ssl_options[:verify_depth] = env.ssl.verify_depth if env.ssl.verify_depth
  87. 523 ssl_options[:min_version] = env.ssl.min_version if env.ssl.min_version
  88. 523 ssl_options[:max_version] = env.ssl.max_version if env.ssl.max_version
  89. 523 ssl_options
  90. end
  91. else
  92. skipped # :nocov:
  93. skipped def ssl_options_from_env(*)
  94. skipped {}
  95. skipped end
  96. skipped # :nocov:
  97. end
  98. end
  99. 14 include RequestMixin
  100. 14 module OnDataPlugin
  101. 14 module RequestMethods
  102. 14 attr_writer :response_on_data
  103. 14 def response=(response)
  104. 14 super
  105. 14 return if response.is_a?(::HTTPX::ErrorResponse)
  106. 14 response.body.on_data = @response_on_data
  107. end
  108. end
  109. 14 module ResponseBodyMethods
  110. 14 attr_writer :on_data
  111. 14 def write(chunk)
  112. 45 return super unless @on_data
  113. 45 @on_data.call(chunk, chunk.bytesize)
  114. end
  115. end
  116. end
  117. 14 module ReasonPlugin
  118. 14 def self.load_dependencies(*)
  119. 258 require "net/http/status"
  120. end
  121. 14 module ResponseMethods
  122. 14 def reason
  123. 217 Net::HTTP::STATUS_CODES.fetch(@status, "Non-Standard status code")
  124. end
  125. end
  126. end
  127. 14 class ParallelManager
  128. 14 class ResponseHandler < SimpleDelegator
  129. 14 attr_reader :env
  130. 14 def initialize(env)
  131. 28 @env = env
  132. 28 super
  133. end
  134. 14 def on_response(&blk)
  135. 56 if blk
  136. 28 @on_response = ->(response) do
  137. 28 blk.call(response)
  138. end
  139. 28 self
  140. else
  141. 28 @on_response
  142. end
  143. end
  144. 14 def on_complete(&blk)
  145. 28 if blk
  146. @on_complete = blk
  147. self
  148. else
  149. 28 @on_complete
  150. end
  151. end
  152. end
  153. 14 include RequestMixin
  154. 14 def initialize(options)
  155. 28 @handlers = []
  156. 28 @connection_options = options
  157. end
  158. 14 def enqueue(request)
  159. 28 handler = ResponseHandler.new(request)
  160. 28 @handlers << handler
  161. 28 handler
  162. end
  163. 14 def run
  164. 28 return unless @handlers.last
  165. 21 env = @handlers.last.env
  166. 21 connect(env) do |session|
  167. 49 requests = @handlers.map { |handler| session.build_request(*build_request(handler.env)) }
  168. 21 if env.request.stream_response?
  169. 7 requests.each do |request|
  170. 7 request.response_on_data = env.request.on_data
  171. end
  172. end
  173. 21 responses = session.request(*requests)
  174. 21 Array(responses).each_with_index do |response, index|
  175. 28 handler = @handlers[index]
  176. 28 handler.on_response.call(response)
  177. 28 handler.on_complete.call(handler.env) if handler.on_complete
  178. end
  179. end
  180. rescue ::HTTPX::TimeoutError => e
  181. raise Faraday::TimeoutError, e
  182. end
  183. # from Faraday::Adapter#connection
  184. 14 def connection(env)
  185. 21 conn = build_connection(env)
  186. 21 return conn unless block_given?
  187. 21 yield conn
  188. end
  189. 14 private
  190. # from Faraday::Adapter#request_timeout
  191. 14 def request_timeout(type, options)
  192. 147 key = Faraday::Adapter::TIMEOUT_KEYS[type]
  193. 147 options[key] || options[:timeout]
  194. end
  195. end
  196. 14 self.supports_parallel = true
  197. 14 class << self
  198. 14 def setup_parallel_manager(options = {})
  199. 28 ParallelManager.new(options)
  200. end
  201. end
  202. 14 def call(env)
  203. 265 super
  204. 265 if parallel?(env)
  205. 28 handler = env[:parallel_manager].enqueue(env)
  206. 28 handler.on_response do |response|
  207. 28 if response.is_a?(::HTTPX::Response)
  208. 21 save_response(env, response.status, response.body.to_s, response.headers, response.reason) do |response_headers|
  209. 21 response_headers.merge!(response.headers)
  210. end
  211. else
  212. 7 env[:error] = response.error
  213. 7 save_response(env, 0, "", {}, nil)
  214. end
  215. end
  216. 28 return handler
  217. end
  218. 237 response = connect_and_request(env)
  219. 196 save_response(env, response.status, response.body.to_s, response.headers, response.reason) do |response_headers|
  220. 196 response_headers.merge!(response.headers)
  221. end
  222. 196 @app.call(env)
  223. end
  224. 14 private
  225. 14 def connect_and_request(env)
  226. 237 connect(env) do |session|
  227. 237 request = session.build_request(*build_request(env))
  228. 237 request.response_on_data = env.request.on_data if env.request.stream_response?
  229. 237 response = session.request(request)
  230. # do not call #raise_for_status for HTTP 4xx or 5xx, as faraday has a middleware for that.
  231. 237 response.raise_for_status unless response.is_a?(::HTTPX::Response)
  232. 196 response
  233. end
  234. rescue ::HTTPX::TimeoutError => e
  235. 21 raise Faraday::TimeoutError, e
  236. end
  237. 14 def parallel?(env)
  238. 265 env[:parallel_manager]
  239. end
  240. end
  241. 14 register_middleware httpx: HTTPX
  242. end
  243. end

lib/httpx/adapters/sentry.rb

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  1. # frozen_string_literal: true
  2. 6 require "sentry-ruby"
  3. 6 module HTTPX::Plugins
  4. 6 module Sentry
  5. 6 module Tracer
  6. 6 module_function
  7. 6 def call(request)
  8. 157 sentry_span = start_sentry_span
  9. 157 return unless sentry_span
  10. 157 set_sentry_trace_header(request, sentry_span)
  11. 157 request.on(:response, &method(:finish_sentry_span).curry(3)[sentry_span, request])
  12. end
  13. 6 def start_sentry_span
  14. 157 return unless ::Sentry.initialized? && (span = ::Sentry.get_current_scope.get_span)
  15. 157 return if span.sampled == false
  16. 157 span.start_child(op: "httpx.client", start_timestamp: ::Sentry.utc_now.to_f)
  17. end
  18. 6 def set_sentry_trace_header(request, sentry_span)
  19. 157 return unless sentry_span
  20. 157 config = ::Sentry.configuration
  21. 157 url = request.uri.to_s
  22. 314 return unless config.propagate_traces && config.trace_propagation_targets.any? { |target| url.match?(target) }
  23. 157 trace = ::Sentry.get_current_client.generate_sentry_trace(sentry_span)
  24. 157 request.headers[::Sentry::SENTRY_TRACE_HEADER_NAME] = trace if trace
  25. end
  26. 6 def finish_sentry_span(span, request, response)
  27. 165 return unless ::Sentry.initialized?
  28. 165 record_sentry_breadcrumb(request, response)
  29. 165 record_sentry_span(request, response, span)
  30. end
  31. 6 def record_sentry_breadcrumb(req, res)
  32. 165 return unless ::Sentry.configuration.breadcrumbs_logger.include?(:http_logger)
  33. 165 request_info = extract_request_info(req)
  34. 165 data = if res.is_a?(HTTPX::ErrorResponse)
  35. 15 { error: res.error.message, **request_info }
  36. else
  37. 150 { status: res.status, **request_info }
  38. end
  39. 165 crumb = ::Sentry::Breadcrumb.new(
  40. level: :info,
  41. category: "httpx",
  42. type: :info,
  43. data: data
  44. )
  45. 165 ::Sentry.add_breadcrumb(crumb)
  46. end
  47. 6 def record_sentry_span(req, res, sentry_span)
  48. 165 return unless sentry_span
  49. 165 request_info = extract_request_info(req)
  50. 165 sentry_span.set_description("#{request_info[:method]} #{request_info[:url]}")
  51. 165 if res.is_a?(HTTPX::ErrorResponse)
  52. 15 sentry_span.set_data(:error, res.error.message)
  53. else
  54. 150 sentry_span.set_data(:status, res.status)
  55. end
  56. 165 sentry_span.set_timestamp(::Sentry.utc_now.to_f)
  57. end
  58. 6 def extract_request_info(req)
  59. 330 uri = req.uri
  60. result = {
  61. 330 method: req.verb,
  62. }
  63. 330 if ::Sentry.configuration.send_default_pii
  64. 24 uri += "?#{req.query}" unless req.query.empty?
  65. 24 result[:body] = req.body.to_s unless req.body.empty? || req.body.unbounded_body?
  66. end
  67. 330 result[:url] = uri.to_s
  68. 330 result
  69. end
  70. end
  71. 6 module RequestMethods
  72. 6 def __sentry_enable_trace!
  73. 165 return if @__sentry_enable_trace
  74. 157 Tracer.call(self)
  75. 157 @__sentry_enable_trace = true
  76. end
  77. end
  78. 6 module ConnectionMethods
  79. 6 def send(request)
  80. 165 request.__sentry_enable_trace!
  81. 165 super
  82. end
  83. end
  84. end
  85. end
  86. 6 Sentry.register_patch(:httpx) do
  87. 30 sentry_session = HTTPX.plugin(HTTPX::Plugins::Sentry)
  88. 30 HTTPX.send(:remove_const, :Session)
  89. 30 HTTPX.send(:const_set, :Session, sentry_session.class)
  90. end

lib/httpx/adapters/webmock.rb

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  1. # frozen_string_literal: true
  2. 8 module WebMock
  3. 8 module HttpLibAdapters
  4. 8 require "net/http/status"
  5. 8 HTTP_REASONS = Net::HTTP::STATUS_CODES
  6. #
  7. # HTTPX plugin for webmock.
  8. #
  9. # Requests are "hijacked" at the session, before they're distributed to a connection.
  10. #
  11. 8 module Plugin
  12. 8 class << self
  13. 8 def build_webmock_request_signature(request)
  14. 188 uri = WebMock::Util::URI.heuristic_parse(request.uri)
  15. 188 uri.query = request.query
  16. 188 uri.path = uri.normalized_path.gsub("[^:]//", "/")
  17. 188 WebMock::RequestSignature.new(
  18. request.verb.downcase.to_sym,
  19. uri.to_s,
  20. body: request.body.to_s,
  21. headers: request.headers.to_h
  22. )
  23. end
  24. 8 def build_webmock_response(_request, response)
  25. 6 webmock_response = WebMock::Response.new
  26. 6 webmock_response.status = [response.status, HTTP_REASONS[response.status]]
  27. 6 webmock_response.body = response.body.to_s
  28. 6 webmock_response.headers = response.headers.to_h
  29. 6 webmock_response
  30. end
  31. 8 def build_from_webmock_response(request, webmock_response)
  32. 158 return build_error_response(request, HTTPX::TimeoutError.new(1, "Timed out")) if webmock_response.should_timeout
  33. 140 return build_error_response(request, webmock_response.exception) if webmock_response.exception
  34. 133 request.options.response_class.new(request,
  35. webmock_response.status[0],
  36. "2.0",
  37. webmock_response.headers).tap do |res|
  38. 133 res.mocked = true
  39. end
  40. end
  41. 8 def build_error_response(request, exception)
  42. 25 HTTPX::ErrorResponse.new(request, exception)
  43. end
  44. end
  45. 8 module InstanceMethods
  46. 8 private
  47. 8 def do_init_connection(connection, selector)
  48. 170 super
  49. 170 connection.once(:unmock_connection) do
  50. 24 next unless connection.current_session == self
  51. 24 unless connection.addresses
  52. # reset Happy Eyeballs, fail early
  53. 24 connection.sibling = nil
  54. 24 deselect_connection(connection, selector)
  55. end
  56. 24 resolve_connection(connection, selector)
  57. end
  58. end
  59. end
  60. 8 module ResponseMethods
  61. 8 attr_accessor :mocked
  62. 8 def initialize(*)
  63. 157 super
  64. 157 @mocked = false
  65. end
  66. end
  67. 8 module ResponseBodyMethods
  68. 8 def decode_chunk(chunk)
  69. 96 return chunk if @response.mocked
  70. 42 super
  71. end
  72. end
  73. 8 module ConnectionMethods
  74. 8 def initialize(*)
  75. 170 super
  76. 170 @mocked = true
  77. end
  78. 8 def open?
  79. 194 return true if @mocked
  80. 24 super
  81. end
  82. 8 def interests
  83. 276 return if @mocked
  84. 246 super
  85. end
  86. 8 def terminate
  87. 145 force_reset
  88. end
  89. 8 def send(request)
  90. 188 request_signature = Plugin.build_webmock_request_signature(request)
  91. 188 WebMock::RequestRegistry.instance.requested_signatures.put(request_signature)
  92. 188 if (mock_response = WebMock::StubRegistry.instance.response_for_request(request_signature))
  93. 158 response = Plugin.build_from_webmock_response(request, mock_response)
  94. 158 WebMock::CallbackRegistry.invoke_callbacks({ lib: :httpx }, request_signature, mock_response)
  95. 158 log { "mocking #{request.uri} with #{mock_response.inspect}" }
  96. 158 request.transition(:headers)
  97. 158 request.transition(:body)
  98. 158 request.transition(:trailers)
  99. 158 request.transition(:done)
  100. 158 response.finish!
  101. 158 request.response = response
  102. 158 request.emit(:response, response)
  103. 158 request_signature.headers = request.headers.to_h
  104. 158 response << mock_response.body.dup unless response.is_a?(HTTPX::ErrorResponse)
  105. 30 elsif WebMock.net_connect_allowed?(request_signature.uri)
  106. 24 if WebMock::CallbackRegistry.any_callbacks?
  107. 6 request.on(:response) do |resp|
  108. 6 unless resp.is_a?(HTTPX::ErrorResponse)
  109. 6 webmock_response = Plugin.build_webmock_response(request, resp)
  110. 6 WebMock::CallbackRegistry.invoke_callbacks(
  111. { lib: :httpx, real_request: true }, request_signature,
  112. webmock_response
  113. )
  114. end
  115. end
  116. end
  117. 24 @mocked = false
  118. 24 emit(:unmock_connection, self)
  119. 24 super
  120. else
  121. 6 raise WebMock::NetConnectNotAllowedError, request_signature
  122. end
  123. end
  124. end
  125. end
  126. 8 class HttpxAdapter < HttpLibAdapter
  127. 8 adapter_for :httpx
  128. 8 class << self
  129. 8 def enable!
  130. 370 @original_session ||= HTTPX::Session
  131. 370 webmock_session = HTTPX.plugin(Plugin)
  132. 370 HTTPX.send(:remove_const, :Session)
  133. 370 HTTPX.send(:const_set, :Session, webmock_session.class)
  134. end
  135. 8 def disable!
  136. 370 return unless @original_session
  137. 362 HTTPX.send(:remove_const, :Session)
  138. 362 HTTPX.send(:const_set, :Session, @original_session)
  139. end
  140. end
  141. end
  142. end
  143. end

lib/httpx/altsvc.rb

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  1. # frozen_string_literal: true
  2. 26 require "strscan"
  3. 26 module HTTPX
  4. 26 module AltSvc
  5. # makes connections able to accept requests destined to primary service.
  6. 26 module ConnectionMixin
  7. 26 using URIExtensions
  8. 26 def send(request)
  9. 7 request.headers["alt-used"] = @origin.authority if @parser && !@write_buffer.full? && match_altsvcs?(request.uri)
  10. 7 super
  11. end
  12. 26 def match?(uri, options)
  13. 7 return false if !used? && (@state == :closing || @state == :closed)
  14. 7 match_altsvcs?(uri) && match_altsvc_options?(uri, options)
  15. end
  16. 26 private
  17. # checks if this is connection is an alternative service of
  18. # +uri+
  19. 26 def match_altsvcs?(uri)
  20. 21 @origins.any? { |origin| altsvc_match?(uri, origin) } ||
  21. AltSvc.cached_altsvc(@origin).any? do |altsvc|
  22. origin = altsvc["origin"]
  23. altsvc_match?(origin, uri.origin)
  24. end
  25. end
  26. 26 def match_altsvc_options?(uri, options)
  27. 7 return @options == options unless @options.ssl.all? do |k, v|
  28. 7 v == (k == :hostname ? uri.host : options.ssl[k])
  29. end
  30. 7 @options.options_equals?(options, Options::REQUEST_BODY_IVARS + %i[@ssl])
  31. end
  32. 26 def altsvc_match?(uri, other_uri)
  33. 14 other_uri = URI(other_uri)
  34. 14 uri.origin == other_uri.origin || begin
  35. 7 case uri.scheme
  36. when "h2"
  37. (other_uri.scheme == "https" || other_uri.scheme == "h2") &&
  38. uri.host == other_uri.host &&
  39. uri.port == other_uri.port
  40. else
  41. 7 false
  42. end
  43. end
  44. end
  45. end
  46. 26 @altsvc_mutex = Thread::Mutex.new
  47. 47 @altsvcs = Hash.new { |h, k| h[k] = [] }
  48. 26 module_function
  49. 26 def cached_altsvc(origin)
  50. 35 now = Utils.now
  51. 35 @altsvc_mutex.synchronize do
  52. 35 lookup(origin, now)
  53. end
  54. end
  55. 26 def cached_altsvc_set(origin, entry)
  56. 21 now = Utils.now
  57. 21 @altsvc_mutex.synchronize do
  58. 21 return if @altsvcs[origin].any? { |altsvc| altsvc["origin"] == entry["origin"] }
  59. 21 entry["TTL"] = Integer(entry["ma"]) + now if entry.key?("ma")
  60. 21 @altsvcs[origin] << entry
  61. 21 entry
  62. end
  63. end
  64. 26 def lookup(origin, ttl)
  65. 35 return [] unless @altsvcs.key?(origin)
  66. 28 @altsvcs[origin] = @altsvcs[origin].select do |entry|
  67. 21 !entry.key?("TTL") || entry["TTL"] > ttl
  68. end
  69. 42 @altsvcs[origin].reject { |entry| entry["noop"] }
  70. end
  71. 26 def emit(request, response)
  72. 7194 return unless response.respond_to?(:headers)
  73. # Alt-Svc
  74. 7157 return unless response.headers.key?("alt-svc")
  75. 113 origin = request.origin
  76. 113 host = request.uri.host
  77. 113 altsvc = response.headers["alt-svc"]
  78. # https://datatracker.ietf.org/doc/html/rfc7838#section-3
  79. # A field value containing the special value "clear" indicates that the
  80. # origin requests all alternatives for that origin to be invalidated
  81. # (including those specified in the same response, in case of an
  82. # invalid reply containing both "clear" and alternative services).
  83. 113 if altsvc == "clear"
  84. 7 @altsvc_mutex.synchronize do
  85. 7 @altsvcs[origin].clear
  86. end
  87. 7 return
  88. end
  89. 106 parse(altsvc) do |alt_origin, alt_params|
  90. 7 alt_origin.host ||= host
  91. 7 yield(alt_origin, origin, alt_params)
  92. end
  93. end
  94. 26 def parse(altsvc)
  95. 204 return enum_for(__method__, altsvc) unless block_given?
  96. 155 scanner = StringScanner.new(altsvc)
  97. 155 until scanner.eos?
  98. 155 alt_service = scanner.scan(/[^=]+=("[^"]+"|[^;,]+)/)
  99. 155 alt_params = []
  100. 155 loop do
  101. 176 alt_param = scanner.scan(/[^=]+=("[^"]+"|[^;,]+)/)
  102. 176 alt_params << alt_param.strip if alt_param
  103. 176 scanner.skip(/;/)
  104. 176 break if scanner.eos? || scanner.scan(/ *, */)
  105. end
  106. 310 alt_params = Hash[alt_params.map { |field| field.split("=", 2) }]
  107. 155 alt_proto, alt_authority = alt_service.split("=", 2)
  108. 155 alt_origin = parse_altsvc_origin(alt_proto, alt_authority)
  109. 155 return unless alt_origin
  110. 42 yield(alt_origin, alt_params.merge("proto" => alt_proto))
  111. end
  112. end
  113. 26 def parse_altsvc_scheme(alt_proto)
  114. 176 case alt_proto
  115. when "h2c"
  116. 7 "http"
  117. when "h2"
  118. 49 "https"
  119. end
  120. end
  121. 26 def parse_altsvc_origin(alt_proto, alt_origin)
  122. 155 alt_scheme = parse_altsvc_scheme(alt_proto)
  123. 155 return unless alt_scheme
  124. 42 alt_origin = alt_origin[1..-2] if alt_origin.start_with?("\"") && alt_origin.end_with?("\"")
  125. 42 URI.parse("#{alt_scheme}://#{alt_origin}")
  126. end
  127. end
  128. end

lib/httpx/buffer.rb

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  1. # frozen_string_literal: true
  2. 26 require "forwardable"
  3. 26 module HTTPX
  4. # Internal class to abstract a string buffer, by wrapping a string and providing the
  5. # minimum possible API and functionality required.
  6. #
  7. # buffer = Buffer.new(640)
  8. # buffer.full? #=> false
  9. # buffer << "aa"
  10. # buffer.capacity #=> 638
  11. #
  12. 26 class Buffer
  13. 26 extend Forwardable
  14. 26 def_delegator :@buffer, :to_s
  15. 26 def_delegator :@buffer, :to_str
  16. 26 def_delegator :@buffer, :empty?
  17. 26 def_delegator :@buffer, :bytesize
  18. 26 def_delegator :@buffer, :clear
  19. 26 def_delegator :@buffer, :replace
  20. 26 attr_reader :limit
  21. 26 if RUBY_VERSION >= "3.4.0"
  22. 15 def initialize(limit)
  23. 2978 @buffer = String.new("", encoding: Encoding::BINARY, capacity: limit)
  24. 2978 @limit = limit
  25. end
  26. 15 def <<(chunk)
  27. 12727 @buffer.append_as_bytes(chunk)
  28. end
  29. else
  30. 11 def initialize(limit)
  31. 16539 @buffer = "".b
  32. 16539 @limit = limit
  33. end
  34. 11 def_delegator :@buffer, :<<
  35. end
  36. 26 def full?
  37. 51583 @buffer.bytesize >= @limit
  38. end
  39. 26 def capacity
  40. 12 @limit - @buffer.bytesize
  41. end
  42. 26 def shift!(fin)
  43. 17213 @buffer = @buffer.byteslice(fin..-1) || "".b
  44. end
  45. end
  46. end

lib/httpx/callbacks.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Callbacks
  4. 26 def on(type, &action)
  5. 328499 callbacks(type) << action
  6. 328499 action
  7. end
  8. 26 def once(type, &block)
  9. 183965 on(type) do |*args, &callback|
  10. 94690 block.call(*args, &callback)
  11. 94634 :delete
  12. end
  13. end
  14. 26 def emit(type, *args)
  15. 116320 log { "emit #{type.inspect} callbacks" } if respond_to?(:log)
  16. 248475 callbacks(type).delete_if { |pr| :delete == pr.call(*args) } # rubocop:disable Style/YodaCondition
  17. end
  18. 26 def callbacks_for?(type)
  19. 3007 @callbacks && @callbacks.key?(type) && @callbacks[type].any?
  20. end
  21. 26 protected
  22. 26 def callbacks(type = nil)
  23. 447700 return @callbacks unless type
  24. 664183 @callbacks ||= Hash.new { |h, k| h[k] = [] }
  25. 447623 @callbacks[type]
  26. end
  27. end
  28. end

lib/httpx/chainable.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. # Session mixin, implements most of the APIs that the users call.
  4. # delegates to a default session when extended.
  5. 26 module Chainable
  6. 26 %w[head get post put delete trace options connect patch].each do |meth|
  7. 225 class_eval(<<-MOD, __FILE__, __LINE__ + 1)
  8. def #{meth}(*uri, **options) # def get(*uri, **options)
  9. 9 request("#{meth.upcase}", uri, **options) # request("GET", uri, **options)
  10. end # end
  11. MOD
  12. end
  13. # delegates to the default session (see HTTPX::Session#request).
  14. 26 def request(*args, **options)
  15. 2375 branch(default_options).request(*args, **options)
  16. end
  17. 26 def accept(type)
  18. 14 with(headers: { "accept" => String(type) })
  19. end
  20. # delegates to the default session (see HTTPX::Session#wrap).
  21. 26 def wrap(&blk)
  22. 78 branch(default_options).wrap(&blk)
  23. end
  24. # returns a new instance loaded with the +pl+ plugin and +options+.
  25. 26 def plugin(pl, options = nil, &blk)
  26. 4772 klass = is_a?(S) ? self.class : Session
  27. 4772 klass = Class.new(klass)
  28. 4772 klass.instance_variable_set(:@default_options, klass.default_options.merge(default_options))
  29. 4772 klass.plugin(pl, options, &blk).new
  30. end
  31. # returns a new instance loaded with +options+.
  32. 26 def with(options, &blk)
  33. 2476 branch(default_options.merge(options), &blk)
  34. end
  35. 26 private
  36. # returns default instance of HTTPX::Options.
  37. 26 def default_options
  38. 9750 @options || Session.default_options
  39. end
  40. # returns a default instance of HTTPX::Session.
  41. 26 def branch(options, &blk)
  42. 4915 return self.class.new(options, &blk) if is_a?(S)
  43. 2848 Session.new(options, &blk)
  44. end
  45. 26 def method_missing(meth, *args, **options, &blk)
  46. 652 case meth
  47. when /\Awith_(.+)/
  48. 644 option = Regexp.last_match(1)
  49. 644 return super unless option
  50. 644 with(option.to_sym => args.first || options)
  51. when /\Aon_(.+)/
  52. 8 callback = Regexp.last_match(1)
  53. 5 return super unless %w[
  54. connection_opened connection_closed
  55. request_error
  56. request_started request_body_chunk request_completed
  57. response_started response_body_chunk response_completed
  58. 2 ].include?(callback)
  59. 8 warn "DEPRECATION WARNING: calling `.#{meth}` on plain HTTPX sessions is deprecated. " \
  60. "Use `HTTPX.plugin(:callbacks).#{meth}` instead."
  61. 8 plugin(:callbacks).__send__(meth, *args, **options, &blk)
  62. else
  63. super
  64. end
  65. end
  66. 26 def respond_to_missing?(meth, *)
  67. 49 case meth
  68. when /\Awith_(.+)/
  69. 35 option = Regexp.last_match(1)
  70. 35 default_options.respond_to?(option) || super
  71. when /\Aon_(.+)/
  72. 14 callback = Regexp.last_match(1)
  73. 10 %w[
  74. connection_opened connection_closed
  75. request_error
  76. request_started request_body_chunk request_completed
  77. response_started response_body_chunk response_completed
  78. 3 ].include?(callback) || super
  79. else
  80. super
  81. end
  82. end
  83. end
  84. 26 extend Chainable
  85. end

lib/httpx/connection.rb

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  1. # frozen_string_literal: true
  2. 26 require "resolv"
  3. 26 require "forwardable"
  4. 26 require "httpx/io"
  5. 26 require "httpx/buffer"
  6. 26 module HTTPX
  7. # The Connection can be watched for IO events.
  8. #
  9. # It contains the +io+ object to read/write from, and knows what to do when it can.
  10. #
  11. # It defers connecting until absolutely necessary. Connection should be triggered from
  12. # the IO selector (until then, any request will be queued).
  13. #
  14. # A connection boots up its parser after connection is established. All pending requests
  15. # will be redirected there after connection.
  16. #
  17. # A connection can be prevented from closing by the parser, that is, if there are pending
  18. # requests. This will signal that the connection was prematurely closed, due to a possible
  19. # number of conditions:
  20. #
  21. # * Remote peer closed the connection ("Connection: close");
  22. # * Remote peer doesn't support pipelining;
  23. #
  24. # A connection may also route requests for a different host for which the +io+ was connected
  25. # to, provided that the IP is the same and the port and scheme as well. This will allow to
  26. # share the same socket to send HTTP/2 requests to different hosts.
  27. #
  28. 26 class Connection
  29. 26 extend Forwardable
  30. 26 include Loggable
  31. 26 include Callbacks
  32. 26 using URIExtensions
  33. 26 require "httpx/connection/http2"
  34. 26 require "httpx/connection/http1"
  35. 26 def_delegator :@io, :closed?
  36. 26 def_delegator :@write_buffer, :empty?
  37. 26 attr_reader :type, :io, :origin, :origins, :state, :pending, :options, :ssl_session, :sibling
  38. 26 attr_writer :current_selector
  39. 26 attr_accessor :current_session, :family
  40. 26 protected :sibling
  41. 26 def initialize(uri, options)
  42. 813 @current_session = @current_selector =
  43. @parser = @sibling = @coalesced_connection =
  44. @io = @ssl_session = @timeout =
  45. 5806 @connected_at = @response_received_at = nil
  46. 6619 @exhausted = @cloned = @main_sibling = false
  47. 6619 @options = Options.new(options)
  48. 6619 @type = initialize_type(uri, @options)
  49. 6619 @origins = [uri.origin]
  50. 6619 @origin = Utils.to_uri(uri.origin)
  51. 6619 @window_size = @options.window_size
  52. 6619 @read_buffer = Buffer.new(@options.buffer_size)
  53. 6619 @write_buffer = Buffer.new(@options.buffer_size)
  54. 6619 @pending = []
  55. 6619 @inflight = 0
  56. 6619 @keep_alive_timeout = @options.timeout[:keep_alive_timeout]
  57. 6619 on(:error, &method(:on_error))
  58. 6619 if @options.io
  59. # if there's an already open IO, get its
  60. # peer address, and force-initiate the parser
  61. 59 transition(:already_open)
  62. 59 @io = build_socket
  63. 59 parser
  64. else
  65. 6560 transition(:idle)
  66. end
  67. 6619 on(:close) do
  68. 6647 next if @exhausted # it'll reset
  69. # may be called after ":close" above, so after the connection has been checked back in.
  70. # next unless @current_session
  71. 6640 next unless @current_session
  72. 6640 @current_session.deselect_connection(self, @current_selector, @cloned)
  73. end
  74. 6619 on(:terminate) do
  75. 2417 next if @exhausted # it'll reset
  76. 2410 current_session = @current_session
  77. 2410 current_selector = @current_selector
  78. # may be called after ":close" above, so after the connection has been checked back in.
  79. 2410 next unless current_session && current_selector
  80. 14 current_session.deselect_connection(self, current_selector)
  81. end
  82. 6619 on(:altsvc) do |alt_origin, origin, alt_params|
  83. 7 build_altsvc_connection(alt_origin, origin, alt_params)
  84. end
  85. 6619 self.addresses = @options.addresses if @options.addresses
  86. end
  87. 26 def peer
  88. 13442 @origin
  89. end
  90. # this is a semi-private method, to be used by the resolver
  91. # to initiate the io object.
  92. 26 def addresses=(addrs)
  93. 6427 if @io
  94. 256 @io.add_addresses(addrs)
  95. else
  96. 6171 @io = build_socket(addrs)
  97. end
  98. end
  99. 26 def addresses
  100. 13283 @io && @io.addresses
  101. end
  102. 26 def match?(uri, options)
  103. 1973 return false if !used? && (@state == :closing || @state == :closed)
  104. 153 (
  105. 1715 @origins.include?(uri.origin) &&
  106. # if there is more than one origin to match, it means that this connection
  107. # was the result of coalescing. To prevent blind trust in the case where the
  108. # origin came from an ORIGIN frame, we're going to verify the hostname with the
  109. # SSL certificate
  110. 1760 (@origins.size == 1 || @origin == uri.origin || (@io.is_a?(SSL) && @io.verify_hostname(uri.host)))
  111. ) && @options == options
  112. end
  113. 26 def expired?
  114. return false unless @io
  115. @io.expired?
  116. end
  117. 26 def mergeable?(connection)
  118. 360 return false if @state == :closing || @state == :closed || !@io
  119. 103 return false unless connection.addresses
  120. (
  121. 103 (open? && @origin == connection.origin) ||
  122. 103 !(@io.addresses & (connection.addresses || [])).empty?
  123. ) && @options == connection.options
  124. end
  125. # coalesces +self+ into +connection+.
  126. 26 def coalesce!(connection)
  127. 13 @coalesced_connection = connection
  128. 13 close_sibling
  129. 13 connection.merge(self)
  130. end
  131. # coalescable connections need to be mergeable!
  132. # but internally, #mergeable? is called before #coalescable?
  133. 26 def coalescable?(connection)
  134. 33 if @io.protocol == "h2" &&
  135. @origin.scheme == "https" &&
  136. connection.origin.scheme == "https" &&
  137. @io.can_verify_peer?
  138. 13 @io.verify_hostname(connection.origin.host)
  139. else
  140. 20 @origin == connection.origin
  141. end
  142. end
  143. 26 def create_idle(options = {})
  144. self.class.new(@origin, @options.merge(options))
  145. end
  146. 26 def merge(connection)
  147. 42 @origins |= connection.instance_variable_get(:@origins)
  148. 42 if connection.ssl_session
  149. 12 @ssl_session = connection.ssl_session
  150. @io.session_new_cb do |sess|
  151. 18 @ssl_session = sess
  152. 12 end if @io
  153. end
  154. 42 connection.purge_pending do |req|
  155. 19 send(req)
  156. end
  157. end
  158. 26 def purge_pending(&block)
  159. 42 pendings = []
  160. 42 if @parser
  161. 21 @inflight -= @parser.pending.size
  162. 21 pendings << @parser.pending
  163. end
  164. 42 pendings << @pending
  165. 42 pendings.each do |pending|
  166. 63 pending.reject!(&block)
  167. end
  168. end
  169. 26 def current_context?
  170. 10171 @pending.any?(&:current_context?) || (
  171. 5476 @sibling && @sibling.pending.any?(&:current_context?)
  172. )
  173. end
  174. 26 def io_connected?
  175. 8 return @coalesced_connection.io_connected? if @coalesced_connection
  176. 8 @io && @io.state == :connected
  177. end
  178. 26 def connecting?
  179. 10561345 @state == :idle
  180. end
  181. 26 def inflight?
  182. 2611 @parser && (
  183. # parser may be dealing with other requests (possibly started from a different fiber)
  184. 2141 !@parser.empty? ||
  185. # connection may be doing connection termination handshake
  186. !@write_buffer.empty?
  187. )
  188. end
  189. 26 def interests
  190. # connecting
  191. 10549850 if connecting?
  192. 18158 return unless @pending.any?(&:current_context?)
  193. 10465 connect
  194. 10464 return @io.interests if connecting?
  195. end
  196. 10532286 return @parser.interests if @parser
  197. 16 nil
  198. rescue StandardError => e
  199. emit(:error, e)
  200. nil
  201. end
  202. 26 def to_io
  203. 23806 @io.to_io
  204. end
  205. 26 def call
  206. 22936 case @state
  207. when :idle
  208. 9671 connect
  209. 9658 consume
  210. when :closed
  211. 4 return
  212. when :closing
  213. consume
  214. transition(:closed)
  215. when :open
  216. 12945 consume
  217. end
  218. 7518 nil
  219. rescue StandardError => e
  220. 21 @write_buffer.clear
  221. 21 emit(:error, e)
  222. 21 raise e
  223. end
  224. 26 def close
  225. 2367 transition(:active) if @state == :inactive
  226. 2367 @parser.close if @parser
  227. end
  228. 26 def terminate
  229. 2367 case @state
  230. when :idle
  231. purge_after_closed
  232. emit(:terminate)
  233. when :closed
  234. 7 @connected_at = nil
  235. end
  236. 2367 close
  237. end
  238. # bypasses the state machine to force closing of connections still connecting.
  239. # **only** used for Happy Eyeballs v2.
  240. 26 def force_reset(cloned = false)
  241. 283 @state = :closing
  242. 283 @cloned = cloned
  243. 283 transition(:closed)
  244. end
  245. 26 def reset
  246. 6570 return if @state == :closing || @state == :closed
  247. 6521 transition(:closing)
  248. 6521 transition(:closed)
  249. end
  250. 26 def send(request)
  251. 8110 return @coalesced_connection.send(request) if @coalesced_connection
  252. 8104 if @parser && !@write_buffer.full?
  253. 400 if @response_received_at && @keep_alive_timeout &&
  254. Utils.elapsed_time(@response_received_at) > @keep_alive_timeout
  255. # when pushing a request into an existing connection, we have to check whether there
  256. # is the possibility that the connection might have extended the keep alive timeout.
  257. # for such cases, we want to ping for availability before deciding to shovel requests.
  258. 18 log(level: 3) { "keep alive timeout expired, pinging connection..." }
  259. 18 @pending << request
  260. 18 transition(:active) if @state == :inactive
  261. 18 parser.ping
  262. 18 request.ping!
  263. 18 return
  264. end
  265. 382 send_request_to_parser(request)
  266. else
  267. 7704 @pending << request
  268. end
  269. end
  270. 26 def timeout
  271. 10444698 return if @state == :closed || @state == :inactive
  272. 10444698 return @timeout if @timeout
  273. 10422737 return @options.timeout[:connect_timeout] if @state == :idle
  274. 10422737 @options.timeout[:operation_timeout]
  275. end
  276. 26 def idling
  277. 749 purge_after_closed
  278. 749 @write_buffer.clear
  279. 749 transition(:idle)
  280. 749 @parser = nil if @parser
  281. end
  282. 26 def used?
  283. 2165 @connected_at
  284. end
  285. 26 def deactivate
  286. 395 transition(:inactive)
  287. end
  288. 26 def open?
  289. 6477 @state == :open || @state == :inactive
  290. end
  291. 26 def handle_socket_timeout(interval)
  292. 33 error = OperationTimeoutError.new(interval, "timed out while waiting on select")
  293. 33 error.set_backtrace(caller)
  294. 33 on_error(error)
  295. end
  296. 26 def sibling=(connection)
  297. 40 @sibling = connection
  298. 40 return unless connection
  299. 16 @main_sibling = connection.sibling.nil?
  300. 16 return unless @main_sibling
  301. 8 connection.sibling = self
  302. end
  303. 26 def handle_connect_error(error)
  304. 272 return handle_error(error) unless @sibling && @sibling.connecting?
  305. 8 @sibling.merge(self)
  306. 8 force_reset(true)
  307. end
  308. 26 def disconnect
  309. 6775 return unless @current_session && @current_selector
  310. 6647 emit(:close)
  311. 6633 @current_session = @current_selector = nil
  312. end
  313. skipped # :nocov:
  314. skipped def inspect
  315. skipped "#<#{self.class}:#{object_id} " \
  316. skipped "@origin=#{@origin} " \
  317. skipped "@state=#{@state} " \
  318. skipped "@pending=#{@pending.size} " \
  319. skipped "@io=#{@io}>"
  320. skipped end
  321. skipped # :nocov:
  322. 26 private
  323. 26 def connect
  324. 19182 transition(:open)
  325. end
  326. 26 def consume
  327. 25454 return unless @io
  328. 25454 catch(:called) do
  329. 25454 epiped = false
  330. 25454 loop do
  331. # connection may have
  332. 38166 return if @state == :idle
  333. 34989 parser.consume
  334. # we exit if there's no more requests to process
  335. #
  336. # this condition takes into account:
  337. #
  338. # * the number of inflight requests
  339. # * the number of pending requests
  340. # * whether the write buffer has bytes (i.e. for close handshake)
  341. 34975 if @pending.empty? && @inflight.zero? && @write_buffer.empty?
  342. 2364 log(level: 3) { "NO MORE REQUESTS..." }
  343. 2350 return
  344. end
  345. 32625 @timeout = @current_timeout
  346. 32625 read_drained = false
  347. 32625 write_drained = nil
  348. #
  349. # tight read loop.
  350. #
  351. # read as much of the socket as possible.
  352. #
  353. # this tight loop reads all the data it can from the socket and pipes it to
  354. # its parser.
  355. #
  356. 5244 loop do
  357. 49137 siz = @io.read(@window_size, @read_buffer)
  358. 49266 log(level: 3, color: :cyan) { "IO READ: #{siz} bytes... (wsize: #{@window_size}, rbuffer: #{@read_buffer.bytesize})" }
  359. 49130 unless siz
  360. 16 @write_buffer.clear
  361. 16 ex = EOFError.new("descriptor closed")
  362. 16 ex.set_backtrace(caller)
  363. 16 on_error(ex)
  364. 16 return
  365. end
  366. # socket has been drained. mark and exit the read loop.
  367. 49114 if siz.zero?
  368. 12398 read_drained = @read_buffer.empty?
  369. 12398 epiped = false
  370. 12398 break
  371. end
  372. 36716 parser << @read_buffer.to_s
  373. # continue reading if possible.
  374. 32771 break if interests == :w && !epiped
  375. # exit the read loop if connection is preparing to be closed
  376. 28580 break if @state == :closing || @state == :closed
  377. # exit #consume altogether if all outstanding requests have been dealt with
  378. 28537 return if @pending.empty? && @inflight.zero?
  379. 32625 end unless ((ints = interests).nil? || ints == :w || @state == :closing) && !epiped
  380. #
  381. # tight write loop.
  382. #
  383. # flush as many bytes as the sockets allow.
  384. #
  385. 3444 loop do
  386. # buffer has been drainned, mark and exit the write loop.
  387. 18986 if @write_buffer.empty?
  388. # we only mark as drained on the first loop
  389. 2475 write_drained = write_drained.nil? && @inflight.positive?
  390. 2475 break
  391. end
  392. 2052 begin
  393. 16511 siz = @io.write(@write_buffer)
  394. rescue Errno::EPIPE
  395. # this can happen if we still have bytes in the buffer to send to the server, but
  396. # the server wants to respond immediately with some message, or an error. An example is
  397. # when one's uploading a big file to an unintended endpoint, and the server stops the
  398. # consumption, and responds immediately with an authorization of even method not allowed error.
  399. # at this point, we have to let the connection switch to read-mode.
  400. 10 log(level: 2) { "pipe broken, could not flush buffer..." }
  401. 10 epiped = true
  402. 10 read_drained = false
  403. 10 break
  404. end
  405. 16570 log(level: 3, color: :cyan) { "IO WRITE: #{siz} bytes..." }
  406. 16500 unless siz
  407. @write_buffer.clear
  408. ex = EOFError.new("descriptor closed")
  409. ex.set_backtrace(caller)
  410. on_error(ex)
  411. return
  412. end
  413. # socket closed for writing. mark and exit the write loop.
  414. 16500 if siz.zero?
  415. 14 write_drained = !@write_buffer.empty?
  416. 14 break
  417. end
  418. # exit write loop if marked to consume from peer, or is closing.
  419. 16486 break if interests == :r || @state == :closing || @state == :closed
  420. 2617 write_drained = false
  421. 25779 end unless (ints = interests) == :r
  422. 25778 send_pending if @state == :open
  423. # return if socket is drained
  424. 25778 next unless (ints != :r || read_drained) && (ints != :w || write_drained)
  425. # gotta go back to the event loop. It happens when:
  426. #
  427. # * the socket is drained of bytes or it's not the interest of the conn to read;
  428. # * theres nothing more to write, or it's not in the interest of the conn to write;
  429. 13123 log(level: 3) { "(#{ints}): WAITING FOR EVENTS..." }
  430. 13066 return
  431. end
  432. end
  433. end
  434. 26 def send_pending
  435. 72404 while !@write_buffer.full? && (request = @pending.shift)
  436. 17924 send_request_to_parser(request)
  437. end
  438. end
  439. 26 def parser
  440. 97703 @parser ||= build_parser
  441. end
  442. 26 def send_request_to_parser(request)
  443. 18306 @inflight += 1
  444. 18306 request.peer_address = @io.ip
  445. 18306 set_request_timeouts(request)
  446. 18306 parser.send(request)
  447. 18306 return unless @state == :inactive
  448. 14 transition(:active)
  449. # mark request as ping, as this inactive connection may have been
  450. # closed by the server, and we don't want that to influence retry
  451. # bookkeeping.
  452. 14 request.ping!
  453. end
  454. 26 def build_parser(protocol = @io.protocol)
  455. 6673 parser = parser_type(protocol).new(@write_buffer, @options)
  456. 6673 set_parser_callbacks(parser)
  457. 6673 parser
  458. end
  459. 26 def set_parser_callbacks(parser)
  460. 6770 parser.on(:response) do |request, response|
  461. 7187 AltSvc.emit(request, response) do |alt_origin, origin, alt_params|
  462. 7 emit(:altsvc, alt_origin, origin, alt_params)
  463. end
  464. 7187 @response_received_at = Utils.now
  465. 7187 @inflight -= 1
  466. 7187 response.finish!
  467. 7187 request.emit(:response, response)
  468. end
  469. 6770 parser.on(:altsvc) do |alt_origin, origin, alt_params|
  470. emit(:altsvc, alt_origin, origin, alt_params)
  471. end
  472. 6770 parser.on(:pong, &method(:send_pending))
  473. 6770 parser.on(:promise) do |request, stream|
  474. 21 request.emit(:promise, parser, stream)
  475. end
  476. 6770 parser.on(:exhausted) do
  477. 7 @exhausted = true
  478. 7 current_session = @current_session
  479. 7 current_selector = @current_selector
  480. begin
  481. 7 parser.close
  482. 7 @pending.concat(parser.pending)
  483. ensure
  484. 7 @current_session = current_session
  485. 7 @current_selector = current_selector
  486. end
  487. 7 case @state
  488. when :closed
  489. 7 idling
  490. 7 @exhausted = false
  491. when :closing
  492. once(:closed) do
  493. idling
  494. @exhausted = false
  495. end
  496. end
  497. end
  498. 6770 parser.on(:origin) do |origin|
  499. @origins |= [origin]
  500. end
  501. 6770 parser.on(:close) do |force|
  502. 2417 if force
  503. 2417 reset
  504. 2410 emit(:terminate)
  505. end
  506. end
  507. 6770 parser.on(:close_handshake) do
  508. 7 consume
  509. end
  510. 6770 parser.on(:reset) do
  511. 3597 @pending.concat(parser.pending) unless parser.empty?
  512. 3597 current_session = @current_session
  513. 3597 current_selector = @current_selector
  514. 3597 reset
  515. 3590 unless @pending.empty?
  516. 184 idling
  517. 184 @current_session = current_session
  518. 184 @current_selector = current_selector
  519. end
  520. end
  521. 6770 parser.on(:current_timeout) do
  522. 2865 @current_timeout = @timeout = parser.timeout
  523. end
  524. 6770 parser.on(:timeout) do |tout|
  525. 2352 @timeout = tout
  526. end
  527. 6770 parser.on(:error) do |request, error|
  528. 66 case error
  529. when :http_1_1_required
  530. 14 current_session = @current_session
  531. 14 current_selector = @current_selector
  532. 14 parser.close
  533. 14 other_connection = current_session.find_connection(@origin, current_selector,
  534. @options.merge(ssl: { alpn_protocols: %w[http/1.1] }))
  535. 14 other_connection.merge(self)
  536. 14 request.transition(:idle)
  537. 14 other_connection.send(request)
  538. 14 next
  539. when OperationTimeoutError
  540. # request level timeouts should take precedence
  541. next unless request.active_timeouts.empty?
  542. end
  543. 52 @inflight -= 1
  544. 52 response = ErrorResponse.new(request, error)
  545. 52 request.response = response
  546. 52 request.emit(:response, response)
  547. end
  548. end
  549. 26 def transition(nextstate)
  550. 41794 handle_transition(nextstate)
  551. rescue Errno::ECONNABORTED,
  552. Errno::ECONNREFUSED,
  553. Errno::ECONNRESET,
  554. Errno::EADDRNOTAVAIL,
  555. Errno::EHOSTUNREACH,
  556. Errno::EINVAL,
  557. Errno::ENETUNREACH,
  558. Errno::EPIPE,
  559. Errno::ENOENT,
  560. SocketError,
  561. IOError => e
  562. # connect errors, exit gracefully
  563. 81 error = ConnectionError.new(e.message)
  564. 81 error.set_backtrace(e.backtrace)
  565. 81 handle_connect_error(error) if connecting?
  566. 81 @state = :closed
  567. 81 purge_after_closed
  568. 81 disconnect
  569. rescue TLSError, ::HTTP2::Error::ProtocolError, ::HTTP2::Error::HandshakeError => e
  570. # connect errors, exit gracefully
  571. 21 handle_error(e)
  572. 21 handle_connect_error(e) if connecting?
  573. 21 @state = :closed
  574. 21 purge_after_closed
  575. 21 disconnect
  576. end
  577. 26 def handle_transition(nextstate)
  578. 41339 case nextstate
  579. when :idle
  580. 7322 @timeout = @current_timeout = @options.timeout[:connect_timeout]
  581. 7322 @connected_at = @response_received_at = nil
  582. when :open
  583. 19497 return if @state == :closed
  584. 19497 @io.connect
  585. 19395 close_sibling if @io.state == :connected
  586. 19395 return unless @io.connected?
  587. 6671 @connected_at = Utils.now
  588. 6671 send_pending
  589. 6671 @timeout = @current_timeout = parser.timeout
  590. 6671 emit(:open)
  591. when :inactive
  592. 395 return unless @state == :open
  593. # do not deactivate connection in use
  594. 358 return if @inflight.positive? || @parser.waiting_for_ping?
  595. when :closing
  596. 6528 return unless @state == :idle || @state == :open
  597. 6528 unless @write_buffer.empty?
  598. # preset state before handshake, as error callbacks
  599. # may take it back here.
  600. 2360 @state = nextstate
  601. # handshakes, try sending
  602. 2360 consume
  603. 2360 @write_buffer.clear
  604. 2360 return
  605. end
  606. when :closed
  607. 6811 return unless @state == :closing
  608. 6811 return unless @write_buffer.empty?
  609. 6788 purge_after_closed
  610. 6788 disconnect if @pending.empty?
  611. when :already_open
  612. 59 nextstate = :open
  613. # the first check for given io readiness must still use a timeout.
  614. # connect is the reasonable choice in such a case.
  615. 59 @timeout = @options.timeout[:connect_timeout]
  616. 59 send_pending
  617. when :active
  618. 188 return unless @state == :inactive
  619. 188 nextstate = :open
  620. # activate
  621. 188 @current_session.select_connection(self, @current_selector)
  622. end
  623. 26230 log(level: 3) { "#{@state} -> #{nextstate}" }
  624. 26064 @state = nextstate
  625. end
  626. 26 def close_sibling
  627. 8975 return unless @sibling
  628. 8 if @sibling.io_connected?
  629. reset
  630. # TODO: transition connection to closed
  631. end
  632. 8 unless @sibling.state == :closed
  633. merge(@sibling) unless @main_sibling
  634. @sibling.force_reset(true)
  635. end
  636. 8 @sibling = nil
  637. end
  638. 26 def purge_after_closed
  639. 7645 @io.close if @io
  640. 7645 @read_buffer.clear
  641. 7645 @timeout = nil
  642. end
  643. 26 def initialize_type(uri, options)
  644. 6290 options.transport || begin
  645. 6266 case uri.scheme
  646. when "http"
  647. 3583 "tcp"
  648. when "https"
  649. 2683 "ssl"
  650. else
  651. raise UnsupportedSchemeError, "#{uri}: #{uri.scheme}: unsupported URI scheme"
  652. end
  653. end
  654. end
  655. # returns an HTTPX::Connection for the negotiated Alternative Service (or none).
  656. 26 def build_altsvc_connection(alt_origin, origin, alt_params)
  657. # do not allow security downgrades on altsvc negotiation
  658. 7 return if @origin.scheme == "https" && alt_origin.scheme != "https"
  659. 7 altsvc = AltSvc.cached_altsvc_set(origin, alt_params.merge("origin" => alt_origin))
  660. # altsvc already exists, somehow it wasn't advertised, probably noop
  661. 7 return unless altsvc
  662. 7 alt_options = @options.merge(ssl: @options.ssl.merge(hostname: URI(origin).host))
  663. 7 connection = @current_session.find_connection(alt_origin, @current_selector, alt_options)
  664. # advertised altsvc is the same origin being used, ignore
  665. 7 return if connection == self
  666. 7 connection.extend(AltSvc::ConnectionMixin) unless connection.is_a?(AltSvc::ConnectionMixin)
  667. 7 log(level: 1) { "#{origin} alt-svc: #{alt_origin}" }
  668. 7 connection.merge(self)
  669. 7 terminate
  670. rescue UnsupportedSchemeError
  671. altsvc["noop"] = true
  672. nil
  673. end
  674. 26 def build_socket(addrs = nil)
  675. 6230 case @type
  676. when "tcp"
  677. 3615 TCP.new(peer, addrs, @options)
  678. when "ssl"
  679. 2591 SSL.new(peer, addrs, @options) do |sock|
  680. 2571 sock.ssl_session = @ssl_session
  681. 2571 sock.session_new_cb do |sess|
  682. 4411 @ssl_session = sess
  683. 4411 sock.ssl_session = sess
  684. end
  685. end
  686. when "unix"
  687. 24 path = Array(addrs).first
  688. 24 path = String(path) if path
  689. 24 UNIX.new(peer, path, @options)
  690. else
  691. raise Error, "unsupported transport (#{@type})"
  692. end
  693. end
  694. 26 def on_error(error, request = nil)
  695. 540 if error.is_a?(OperationTimeoutError)
  696. # inactive connections do not contribute to the select loop, therefore
  697. # they should not fail due to such errors.
  698. 33 return if @state == :inactive
  699. 33 if @timeout
  700. 33 @timeout -= error.timeout
  701. 33 return unless @timeout <= 0
  702. end
  703. 28 error = error.to_connection_error if connecting?
  704. end
  705. 535 handle_error(error, request)
  706. 535 reset
  707. end
  708. 26 def handle_error(error, request = nil)
  709. 820 parser.handle_error(error, request) if @parser && parser.respond_to?(:handle_error)
  710. 1892 while (req = @pending.shift)
  711. 397 next if request && req == request
  712. 397 response = ErrorResponse.new(req, error)
  713. 397 req.response = response
  714. 383 req.emit(:response, response)
  715. end
  716. 806 return unless request
  717. 358 @inflight -= 1
  718. 358 response = ErrorResponse.new(request, error)
  719. 358 request.response = response
  720. 358 request.emit(:response, response)
  721. end
  722. 26 def set_request_timeouts(request)
  723. 18306 set_request_write_timeout(request)
  724. 18306 set_request_read_timeout(request)
  725. 18306 set_request_request_timeout(request)
  726. end
  727. 26 def set_request_read_timeout(request)
  728. 18306 read_timeout = request.read_timeout
  729. 18306 return if read_timeout.nil? || read_timeout.infinite?
  730. 18014 set_request_timeout(:read_timeout, request, read_timeout, :done, :response) do
  731. 14 read_timeout_callback(request, read_timeout)
  732. end
  733. end
  734. 26 def set_request_write_timeout(request)
  735. 18306 write_timeout = request.write_timeout
  736. 18306 return if write_timeout.nil? || write_timeout.infinite?
  737. 18306 set_request_timeout(:write_timeout, request, write_timeout, :headers, %i[done response]) do
  738. 14 write_timeout_callback(request, write_timeout)
  739. end
  740. end
  741. 26 def set_request_request_timeout(request)
  742. 18057 request_timeout = request.request_timeout
  743. 18057 return if request_timeout.nil? || request_timeout.infinite?
  744. 481 set_request_timeout(:request_timeout, request, request_timeout, :headers, :complete) do
  745. 330 read_timeout_callback(request, request_timeout, RequestTimeoutError)
  746. end
  747. end
  748. 26 def write_timeout_callback(request, write_timeout)
  749. 14 return if request.state == :done
  750. 14 @write_buffer.clear
  751. 14 error = WriteTimeoutError.new(request, nil, write_timeout)
  752. 14 on_error(error, request)
  753. end
  754. 26 def read_timeout_callback(request, read_timeout, error_type = ReadTimeoutError)
  755. 344 response = request.response
  756. 344 return if response && response.finished?
  757. 344 @write_buffer.clear
  758. 344 error = error_type.new(request, request.response, read_timeout)
  759. 344 on_error(error, request)
  760. end
  761. 26 def set_request_timeout(label, request, timeout, start_event, finish_events, &callback)
  762. 36871 request.set_timeout_callback(start_event) do
  763. 36696 timer = @current_selector.after(timeout, callback)
  764. 36696 request.active_timeouts << label
  765. 36696 Array(finish_events).each do |event|
  766. # clean up request timeouts if the connection errors out
  767. 54995 request.set_timeout_callback(event) do
  768. 54492 timer.cancel
  769. 54492 request.active_timeouts.delete(label)
  770. end
  771. end
  772. end
  773. end
  774. 26 def parser_type(protocol)
  775. 6799 case protocol
  776. 2866 when "h2" then HTTP2
  777. 3933 when "http/1.1" then HTTP1
  778. else
  779. raise Error, "unsupported protocol (##{protocol})"
  780. end
  781. end
  782. end
  783. end

lib/httpx/connection/http1.rb

89.64% lines covered

222 relevant lines. 199 lines covered and 23 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "httpx/parser/http1"
  3. 26 module HTTPX
  4. 26 class Connection::HTTP1
  5. 26 include Callbacks
  6. 26 include Loggable
  7. 26 MAX_REQUESTS = 200
  8. 26 CRLF = "\r\n"
  9. 26 attr_reader :pending, :requests
  10. 26 attr_accessor :max_concurrent_requests
  11. 26 def initialize(buffer, options)
  12. 3933 @options = options
  13. 3933 @max_concurrent_requests = @options.max_concurrent_requests || MAX_REQUESTS
  14. 3933 @max_requests = @options.max_requests
  15. 3933 @parser = Parser::HTTP1.new(self)
  16. 3933 @buffer = buffer
  17. 3933 @version = [1, 1]
  18. 3933 @pending = []
  19. 3933 @requests = []
  20. 3933 @handshake_completed = false
  21. end
  22. 26 def timeout
  23. 3812 @options.timeout[:operation_timeout]
  24. end
  25. 26 def interests
  26. 39154 request = @request || @requests.first
  27. 39154 return unless request
  28. 39117 return unless request.current_context? || @requests.any?(&:current_context?) || @pending.any?(&:current_context?)
  29. 39117 return :w if request.interests == :w || !@buffer.empty?
  30. 25663 :r
  31. end
  32. 26 def reset
  33. 3723 @max_requests = @options.max_requests || MAX_REQUESTS
  34. 3723 @parser.reset!
  35. 3723 @handshake_completed = false
  36. 3723 @pending.concat(@requests) unless @requests.empty?
  37. end
  38. 26 def close
  39. 85 reset
  40. 85 emit(:close, true)
  41. end
  42. 26 def exhausted?
  43. 527 !@max_requests.positive?
  44. end
  45. 26 def empty?
  46. # this means that for every request there's an available
  47. # partial response, so there are no in-flight requests waiting.
  48. 3640 @requests.empty? || (
  49. # checking all responses can be time-consuming. Alas, as in HTTP/1, responses
  50. # do not come out of order, we can get away with checking first and last.
  51. 188 !@requests.first.response.nil? &&
  52. (@requests.size == 1 || !@requests.last.response.nil?)
  53. )
  54. end
  55. 26 def <<(data)
  56. 6356 @parser << data
  57. end
  58. 26 def send(request)
  59. 15063 unless @max_requests.positive?
  60. @pending << request
  61. return
  62. end
  63. 15063 return if @requests.include?(request)
  64. 15063 @requests << request
  65. 15063 @pipelining = true if @requests.size > 1
  66. end
  67. 26 def consume
  68. 14861 requests_limit = [@max_requests, @requests.size].min
  69. 14861 concurrent_requests_limit = [@max_concurrent_requests, requests_limit].min
  70. 14861 @requests.each_with_index do |request, idx|
  71. 18000 break if idx >= concurrent_requests_limit
  72. 15422 next unless request.can_buffer?
  73. 5570 handle(request)
  74. end
  75. end
  76. # HTTP Parser callbacks
  77. #
  78. # must be public methods, or else they won't be reachable
  79. 26 def on_start
  80. 4340 log(level: 2) { "parsing begins" }
  81. end
  82. 26 def on_headers(h)
  83. 4312 @request = @requests.first
  84. 4312 return if @request.response
  85. 4340 log(level: 2) { "headers received" }
  86. 4312 headers = @request.options.headers_class.new(h)
  87. 4312 response = @request.options.response_class.new(@request,
  88. @parser.status_code,
  89. @parser.http_version.join("."),
  90. headers)
  91. 4340 log(color: :yellow) { "-> HEADLINE: #{response.status} HTTP/#{@parser.http_version.join(".")}" }
  92. 4564 log(color: :yellow) { response.headers.each.map { |f, v| "-> HEADER: #{f}: #{log_redact(v)}" }.join("\n") }
  93. 4312 @request.response = response
  94. 4305 on_complete if response.finished?
  95. end
  96. 26 def on_trailers(h)
  97. 7 return unless @request
  98. 7 response = @request.response
  99. 7 log(level: 2) { "trailer headers received" }
  100. 7 log(color: :yellow) { h.each.map { |f, v| "-> HEADER: #{f}: #{log_redact(v.join(", "))}" }.join("\n") }
  101. 7 response.merge_headers(h)
  102. end
  103. 26 def on_data(chunk)
  104. 4948 request = @request
  105. 4948 return unless request
  106. 4976 log(color: :green) { "-> DATA: #{chunk.bytesize} bytes..." }
  107. 4976 log(level: 2, color: :green) { "-> #{log_redact(chunk.inspect)}" }
  108. 4948 response = request.response
  109. 4948 response << chunk
  110. rescue StandardError => e
  111. 13 error_response = ErrorResponse.new(request, e)
  112. 13 request.response = error_response
  113. 13 dispatch
  114. end
  115. 26 def on_complete
  116. 4278 request = @request
  117. 4278 return unless request
  118. 4306 log(level: 2) { "parsing complete" }
  119. 4278 dispatch
  120. end
  121. 26 def dispatch
  122. 4291 request = @request
  123. 4291 if request.expects?
  124. 63 @parser.reset!
  125. 63 return handle(request)
  126. end
  127. 4228 @request = nil
  128. 4228 @requests.shift
  129. 4228 response = request.response
  130. 4228 emit(:response, request, response)
  131. 4165 if @parser.upgrade?
  132. 27 response << @parser.upgrade_data
  133. 27 throw(:called)
  134. end
  135. 4138 @parser.reset!
  136. 4138 @max_requests -= 1
  137. 4138 if response.is_a?(ErrorResponse)
  138. 13 disable
  139. else
  140. 4125 manage_connection(request, response)
  141. end
  142. 527 if exhausted?
  143. @pending.concat(@requests)
  144. @requests.clear
  145. emit(:exhausted)
  146. else
  147. 527 send(@pending.shift) unless @pending.empty?
  148. end
  149. end
  150. 26 def handle_error(ex, request = nil)
  151. 182 if (ex.is_a?(EOFError) || ex.is_a?(TimeoutError)) && @request && @request.response &&
  152. !@request.response.headers.key?("content-length") &&
  153. !@request.response.headers.key?("transfer-encoding")
  154. # if the response does not contain a content-length header, the server closing the
  155. # connnection is the indicator of response consumed.
  156. # https://greenbytes.de/tech/webdav/rfc2616.html#rfc.section.4.4
  157. 28 catch(:called) { on_complete }
  158. 14 return
  159. end
  160. 168 if @pipelining
  161. catch(:called) { disable }
  162. else
  163. 168 @requests.each do |req|
  164. 161 next if request && request == req
  165. emit(:error, req, ex)
  166. end
  167. 168 @pending.each do |req|
  168. next if request && request == req
  169. emit(:error, req, ex)
  170. end
  171. end
  172. end
  173. 26 def ping
  174. reset
  175. emit(:reset)
  176. emit(:exhausted)
  177. end
  178. 26 def waiting_for_ping?
  179. 16 false
  180. end
  181. 26 private
  182. 26 def manage_connection(request, response)
  183. 4125 connection = response.headers["connection"]
  184. 4125 case connection
  185. when /keep-alive/i
  186. 520 if @handshake_completed
  187. if @max_requests.zero?
  188. @pending.concat(@requests)
  189. @requests.clear
  190. emit(:exhausted)
  191. end
  192. return
  193. end
  194. 520 keep_alive = response.headers["keep-alive"]
  195. 520 return unless keep_alive
  196. 107 parameters = Hash[keep_alive.split(/ *, */).map do |pair|
  197. 107 pair.split(/ *= */, 2)
  198. end]
  199. 107 @max_requests = parameters["max"].to_i - 1 if parameters.key?("max")
  200. 107 if parameters.key?("timeout")
  201. keep_alive_timeout = parameters["timeout"].to_i
  202. emit(:timeout, keep_alive_timeout)
  203. end
  204. 107 @handshake_completed = true
  205. when /close/i
  206. 3598 disable
  207. when nil
  208. # In HTTP/1.1, it's keep alive by default
  209. 7 return if response.version == "1.1" && request.headers["connection"] != "close"
  210. disable
  211. end
  212. end
  213. 26 def disable
  214. 3611 disable_pipelining
  215. 3611 reset
  216. 3611 emit(:reset)
  217. 3604 throw(:called)
  218. end
  219. 26 def disable_pipelining
  220. 3611 return if @requests.empty?
  221. # do not disable pipelining if already set to 1 request at a time
  222. 191 return if @max_concurrent_requests == 1
  223. 40 @requests.each do |r|
  224. 76 r.transition(:idle)
  225. # when we disable pipelining, we still want to try keep-alive.
  226. # only when keep-alive with one request fails, do we fallback to
  227. # connection: close.
  228. 76 r.headers["connection"] = "close" if @max_concurrent_requests == 1
  229. end
  230. # server doesn't handle pipelining, and probably
  231. # doesn't support keep-alive. Fallback to send only
  232. # 1 keep alive request.
  233. 40 @max_concurrent_requests = 1
  234. 40 @pipelining = false
  235. end
  236. 26 def set_protocol_headers(request)
  237. 4486 if !request.headers.key?("content-length") &&
  238. request.body.bytesize == Float::INFINITY
  239. 28 request.body.chunk!
  240. end
  241. 4486 extra_headers = {}
  242. 4486 unless request.headers.key?("connection")
  243. 4465 connection_value = if request.persistent?
  244. # when in a persistent connection, the request can't be at
  245. # the edge of a renegotiation
  246. 170 if @requests.index(request) + 1 < @max_requests
  247. 170 "keep-alive"
  248. else
  249. "close"
  250. end
  251. else
  252. # when it's not a persistent connection, it sets "Connection: close" always
  253. # on the last request of the possible batch (either allowed max requests,
  254. # or if smaller, the size of the batch itself)
  255. 4295 requests_limit = [@max_requests, @requests.size].min
  256. 4295 if request == @requests[requests_limit - 1]
  257. 3738 "close"
  258. else
  259. 557 "keep-alive"
  260. end
  261. end
  262. 4465 extra_headers["connection"] = connection_value
  263. end
  264. 4486 extra_headers["host"] = request.authority unless request.headers.key?("host")
  265. 4486 extra_headers
  266. end
  267. 26 def handle(request)
  268. 5633 catch(:buffer_full) do
  269. 5633 request.transition(:headers)
  270. 5626 join_headers(request) if request.state == :headers
  271. 5626 request.transition(:body)
  272. 5626 join_body(request) if request.state == :body
  273. 4669 request.transition(:trailers)
  274. # HTTP/1.1 trailers should only work for chunked encoding
  275. 4669 join_trailers(request) if request.body.chunked? && request.state == :trailers
  276. 4669 request.transition(:done)
  277. end
  278. end
  279. 26 def join_headline(request)
  280. 4416 "#{request.verb} #{request.path} HTTP/#{@version.join(".")}"
  281. end
  282. 26 def join_headers(request)
  283. 4486 headline = join_headline(request)
  284. 4486 @buffer << headline << CRLF
  285. 4514 log(color: :yellow) { "<- HEADLINE: #{headline.chomp.inspect}" }
  286. 4486 extra_headers = set_protocol_headers(request)
  287. 4486 join_headers2(request.headers.each(extra_headers))
  288. 4514 log { "<- " }
  289. 4486 @buffer << CRLF
  290. end
  291. 26 def join_body(request)
  292. 5429 return if request.body.empty?
  293. 5971 while (chunk = request.drain_body)
  294. 2876 log(color: :green) { "<- DATA: #{chunk.bytesize} bytes..." }
  295. 2876 log(level: 2, color: :green) { "<- #{log_redact(chunk.inspect)}" }
  296. 2876 @buffer << chunk
  297. 2876 throw(:buffer_full, request) if @buffer.full?
  298. end
  299. 1366 return unless (error = request.drain_error)
  300. raise error
  301. end
  302. 26 def join_trailers(request)
  303. 84 return unless request.trailers? && request.callbacks_for?(:trailers)
  304. 28 join_headers2(request.trailers)
  305. 28 log { "<- " }
  306. 28 @buffer << CRLF
  307. end
  308. 26 def join_headers2(headers)
  309. 4514 headers.each do |field, value|
  310. 27637 field = capitalized(field)
  311. 27777 log(color: :yellow) { "<- HEADER: #{[field, log_redact(value)].join(": ")}" }
  312. 27637 @buffer << "#{field}: #{value}#{CRLF}"
  313. end
  314. end
  315. 26 UPCASED = {
  316. "www-authenticate" => "WWW-Authenticate",
  317. "http2-settings" => "HTTP2-Settings",
  318. "content-md5" => "Content-MD5",
  319. }.freeze
  320. 26 def capitalized(field)
  321. 27637 UPCASED[field] || field.split("-").map(&:capitalize).join("-")
  322. end
  323. end
  324. end

lib/httpx/connection/http2.rb

95.73% lines covered

281 relevant lines. 269 lines covered and 12 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "securerandom"
  3. 26 require "http/2"
  4. 26 module HTTPX
  5. 26 class Connection::HTTP2
  6. 26 include Callbacks
  7. 26 include Loggable
  8. 26 MAX_CONCURRENT_REQUESTS = ::HTTP2::DEFAULT_MAX_CONCURRENT_STREAMS
  9. 26 class Error < Error
  10. 26 def initialize(id, error)
  11. 53 super("stream #{id} closed with error: #{error}")
  12. end
  13. end
  14. 26 class PingError < Error
  15. 26 def initialize
  16. super(0, :ping_error)
  17. end
  18. end
  19. 26 class GoawayError < Error
  20. 26 def initialize
  21. 23 super(0, :no_error)
  22. end
  23. end
  24. 26 attr_reader :streams, :pending
  25. 26 def initialize(buffer, options)
  26. 2900 @options = options
  27. 2900 @settings = @options.http2_settings
  28. 2900 @pending = []
  29. 2900 @streams = {}
  30. 6118 @contexts = Hash.new { |hs, k| hs[k] = Set.new }
  31. 2900 @drains = {}
  32. 2900 @pings = []
  33. 2900 @buffer = buffer
  34. 2900 @handshake_completed = false
  35. 2900 @wait_for_handshake = @settings.key?(:wait_for_handshake) ? @settings.delete(:wait_for_handshake) : true
  36. 2900 @max_concurrent_requests = @options.max_concurrent_requests || MAX_CONCURRENT_REQUESTS
  37. 2900 @max_requests = @options.max_requests
  38. 2900 init_connection
  39. end
  40. 26 def timeout
  41. 5724 return @options.timeout[:operation_timeout] if @handshake_completed
  42. 2859 @options.timeout[:settings_timeout]
  43. end
  44. 26 def interests
  45. 10493056 if @connection.state == :closed
  46. 7205 return unless @handshake_completed
  47. 7158 return if @buffer.empty?
  48. 4704 return :w
  49. end
  50. 10485851 unless @connection.state == :connected && @handshake_completed
  51. 17691 return @buffer.empty? ? :r : :rw
  52. end
  53. 10468160 unless @contexts.key?(Fiber.current)
  54. 10416397 return :w unless @pings.empty?
  55. 10416325 return
  56. end
  57. 51763 unless @connection.send_buffer.empty?
  58. 19 return :rw unless @buffer.empty?
  59. # waiting for WINDOW_UPDATE frames
  60. 4 return :r
  61. end
  62. 51744 return :w if !@pending.empty? && can_buffer_more_requests?
  63. 51744 return :w unless @drains.empty?
  64. 48410 if @buffer.empty?
  65. 40465 return if @streams.empty? && @pings.empty?
  66. 40465 :r
  67. else
  68. 7945 :w
  69. end
  70. end
  71. 26 def close
  72. 2359 unless @connection.state == :closed
  73. 2352 @connection.goaway
  74. 2352 emit(:timeout, @options.timeout[:close_handshake_timeout])
  75. end
  76. 2359 emit(:close, true)
  77. end
  78. 26 def empty?
  79. 2437 @connection.state == :closed || @streams.empty?
  80. end
  81. 26 def exhausted?
  82. 2905 !@max_requests.positive?
  83. end
  84. 26 def <<(data)
  85. 30094 @connection << data
  86. end
  87. 26 def send(request, head = false)
  88. 6341 add_to_context(request)
  89. 6341 unless can_buffer_more_requests?
  90. 3070 head ? @pending.unshift(request) : @pending << request
  91. 3070 return false
  92. end
  93. 3271 unless (stream = @streams[request])
  94. 3271 stream = @connection.new_stream
  95. 3271 handle_stream(stream, request)
  96. 3271 @streams[request] = stream
  97. 3271 @max_requests -= 1
  98. end
  99. 3271 handle(request, stream)
  100. 3257 true
  101. rescue ::HTTP2::Error::StreamLimitExceeded
  102. @pending.unshift(request)
  103. false
  104. end
  105. 26 def consume
  106. 19323 @streams.each do |request, stream|
  107. 8857 next unless request.can_buffer?
  108. 983 handle(request, stream)
  109. end
  110. end
  111. 26 def handle_error(ex, request = nil)
  112. 249 if ex.is_a?(OperationTimeoutError) && !@handshake_completed && @connection.state != :closed
  113. 7 @connection.goaway(:settings_timeout, "closing due to settings timeout")
  114. 7 emit(:close_handshake)
  115. 7 settings_ex = SettingsTimeoutError.new(ex.timeout, ex.message)
  116. 7 settings_ex.set_backtrace(ex.backtrace)
  117. 7 ex = settings_ex
  118. end
  119. 249 @streams.each_key do |req|
  120. 198 next if request && request == req
  121. 15 emit(:error, req, ex)
  122. end
  123. 502 while (req = @pending.shift)
  124. 37 next if request && request == req
  125. 37 emit(:error, req, ex)
  126. end
  127. end
  128. 26 def ping
  129. 18 ping = SecureRandom.gen_random(8)
  130. 18 @connection.ping(ping.dup)
  131. ensure
  132. 18 @pings << ping
  133. end
  134. 26 def waiting_for_ping?
  135. 341 @pings.any?
  136. end
  137. 26 private
  138. 26 def can_buffer_more_requests?
  139. 7039 (@handshake_completed || !@wait_for_handshake) &&
  140. @streams.size < @max_concurrent_requests &&
  141. @streams.size < @max_requests
  142. end
  143. 26 def send_pending
  144. 7893 while (request = @pending.shift)
  145. 2961 break unless send(request, true)
  146. end
  147. end
  148. 26 def handle(request, stream)
  149. 4380 catch(:buffer_full) do
  150. 4380 request.transition(:headers)
  151. 4373 join_headers(stream, request) if request.state == :headers
  152. 4373 request.transition(:body)
  153. 4373 join_body(stream, request) if request.state == :body
  154. 3415 request.transition(:trailers)
  155. 3415 join_trailers(stream, request) if request.state == :trailers && !request.body.empty?
  156. 3415 request.transition(:done)
  157. end
  158. end
  159. 26 def init_connection
  160. 2900 @connection = ::HTTP2::Client.new(@settings)
  161. 2900 @connection.on(:frame, &method(:on_frame))
  162. 2900 @connection.on(:frame_sent, &method(:on_frame_sent))
  163. 2900 @connection.on(:frame_received, &method(:on_frame_received))
  164. 2900 @connection.on(:origin, &method(:on_origin))
  165. 2900 @connection.on(:promise, &method(:on_promise))
  166. 2900 @connection.on(:altsvc) { |frame| on_altsvc(frame[:origin], frame) }
  167. 2900 @connection.on(:settings_ack, &method(:on_settings))
  168. 2900 @connection.on(:ack, &method(:on_pong))
  169. 2900 @connection.on(:goaway, &method(:on_close))
  170. #
  171. # Some servers initiate HTTP/2 negotiation right away, some don't.
  172. # As such, we have to check the socket buffer. If there is something
  173. # to read, the server initiated the negotiation. If not, we have to
  174. # initiate it.
  175. #
  176. 2900 @connection.send_connection_preface
  177. end
  178. 26 alias_method :reset, :init_connection
  179. 26 public :reset
  180. 26 def handle_stream(stream, request)
  181. 3285 request.on(:refuse, &method(:on_stream_refuse).curry(3)[stream, request])
  182. 3285 stream.on(:close, &method(:on_stream_close).curry(3)[stream, request])
  183. 3285 stream.on(:half_close) do
  184. 3254 log(level: 2) { "#{stream.id}: waiting for response..." }
  185. end
  186. 3285 stream.on(:altsvc, &method(:on_altsvc).curry(2)[request.origin])
  187. 3285 stream.on(:headers, &method(:on_stream_headers).curry(3)[stream, request])
  188. 3285 stream.on(:data, &method(:on_stream_data).curry(3)[stream, request])
  189. end
  190. 26 def set_protocol_headers(request)
  191. {
  192. 3263 ":scheme" => request.scheme,
  193. ":method" => request.verb,
  194. ":path" => request.path,
  195. ":authority" => request.authority,
  196. }
  197. end
  198. 26 def join_headers(stream, request)
  199. 3264 extra_headers = set_protocol_headers(request)
  200. 3264 if request.headers.key?("host")
  201. 7 log { "forbidden \"host\" header found (#{log_redact(request.headers["host"])}), will use it as authority..." }
  202. 7 extra_headers[":authority"] = request.headers["host"]
  203. end
  204. 3264 log(level: 1, color: :yellow) do
  205. 126 "\n#{request.headers.merge(extra_headers).each.map { |k, v| "#{stream.id}: -> HEADER: #{k}: #{log_redact(v)}" }.join("\n")}"
  206. end
  207. 3264 stream.headers(request.headers.each(extra_headers), end_stream: request.body.empty?)
  208. end
  209. 26 def join_trailers(stream, request)
  210. 1365 unless request.trailers?
  211. 1358 stream.data("", end_stream: true) if request.callbacks_for?(:trailers)
  212. 1358 return
  213. end
  214. 7 log(level: 1, color: :yellow) do
  215. 14 request.trailers.each.map { |k, v| "#{stream.id}: -> HEADER: #{k}: #{log_redact(v)}" }.join("\n")
  216. end
  217. 7 stream.headers(request.trailers.each, end_stream: true)
  218. end
  219. 26 def join_body(stream, request)
  220. 4209 return if request.body.empty?
  221. 2324 chunk = @drains.delete(request) || request.drain_body
  222. 2324 while chunk
  223. 2509 next_chunk = request.drain_body
  224. 2509 send_chunk(request, stream, chunk, next_chunk)
  225. 2425 if next_chunk && (@buffer.full? || request.body.unbounded_body?)
  226. 874 @drains[request] = next_chunk
  227. 874 throw(:buffer_full)
  228. end
  229. 1551 chunk = next_chunk
  230. end
  231. 1366 return unless (error = request.drain_error)
  232. 24 on_stream_refuse(stream, request, error)
  233. end
  234. 26 def send_chunk(request, stream, chunk, next_chunk)
  235. 2530 log(level: 1, color: :green) { "#{stream.id}: -> DATA: #{chunk.bytesize} bytes..." }
  236. 2530 log(level: 2, color: :green) { "#{stream.id}: -> #{log_redact(chunk.inspect)}" }
  237. 2509 stream.data(chunk, end_stream: end_stream?(request, next_chunk))
  238. end
  239. 26 def end_stream?(request, next_chunk)
  240. 2425 !(next_chunk || request.trailers? || request.callbacks_for?(:trailers))
  241. end
  242. ######
  243. # HTTP/2 Callbacks
  244. ######
  245. 26 def on_stream_headers(stream, request, h)
  246. 3228 response = request.response
  247. 3228 if response.is_a?(Response) && response.version == "2.0"
  248. 114 on_stream_trailers(stream, response, h)
  249. 114 return
  250. end
  251. 3114 log(color: :yellow) do
  252. 126 h.map { |k, v| "#{stream.id}: <- HEADER: #{k}: #{log_redact(v)}" }.join("\n")
  253. end
  254. 3114 _, status = h.shift
  255. 3114 headers = request.options.headers_class.new(h)
  256. 3114 response = request.options.response_class.new(request, status, "2.0", headers)
  257. 3114 request.response = response
  258. 3107 @streams[request] = stream
  259. 3107 handle(request, stream) if request.expects?
  260. end
  261. 26 def on_stream_trailers(stream, response, h)
  262. 114 log(color: :yellow) do
  263. h.map { |k, v| "#{stream.id}: <- HEADER: #{k}: #{log_redact(v)}" }.join("\n")
  264. end
  265. 114 response.merge_headers(h)
  266. end
  267. 26 def on_stream_data(stream, request, data)
  268. 5836 log(level: 1, color: :green) { "#{stream.id}: <- DATA: #{data.bytesize} bytes..." }
  269. 5836 log(level: 2, color: :green) { "#{stream.id}: <- #{log_redact(data.inspect)}" }
  270. 5814 request.response << data
  271. end
  272. 26 def on_stream_refuse(stream, request, error)
  273. 24 on_stream_close(stream, request, error)
  274. 24 stream.close
  275. end
  276. 26 def on_stream_close(stream, request, error)
  277. 3060 return if error == :stream_closed && !@streams.key?(request)
  278. 3050 log(level: 2) { "#{stream.id}: closing stream" }
  279. 3036 @drains.delete(request)
  280. 3036 @streams.delete(request)
  281. 3036 clear_from_context(request)
  282. 3036 if error
  283. 24 case error
  284. when :http_1_1_required
  285. emit(:error, request, error)
  286. else
  287. 24 ex = Error.new(stream.id, error)
  288. 24 ex.set_backtrace(caller)
  289. 24 response = ErrorResponse.new(request, ex)
  290. 24 request.response = response
  291. 24 emit(:response, request, response)
  292. end
  293. else
  294. 3012 response = request.response
  295. 3012 if response && response.is_a?(Response) && response.status == 421
  296. 7 emit(:error, request, :http_1_1_required)
  297. else
  298. 3005 emit(:response, request, response)
  299. end
  300. end
  301. 3029 send(@pending.shift) unless @pending.empty?
  302. 3029 return unless @streams.empty? && exhausted?
  303. 7 if @pending.empty?
  304. close
  305. else
  306. 7 emit(:exhausted)
  307. end
  308. end
  309. 26 def on_frame(bytes)
  310. 17932 @buffer << bytes
  311. end
  312. 26 def on_settings(*)
  313. 2865 @handshake_completed = true
  314. 2865 emit(:current_timeout)
  315. 2865 @max_concurrent_requests = [@max_concurrent_requests, @connection.remote_settings[:settings_max_concurrent_streams]].min
  316. 2865 send_pending
  317. end
  318. 26 def on_close(_last_frame, error, _payload)
  319. 36 is_connection_closed = @connection.state == :closed
  320. 36 if error
  321. 36 @buffer.clear if is_connection_closed
  322. 36 case error
  323. when :http_1_1_required
  324. 19 while (request = @pending.shift)
  325. 7 clear_from_context(request)
  326. 7 emit(:error, request, error)
  327. end
  328. when :no_error
  329. 23 ex = GoawayError.new
  330. 23 @pending.unshift(*@streams.keys)
  331. 23 @drains.clear
  332. 23 @streams.clear
  333. 23 @contexts.clear
  334. else
  335. 6 ex = Error.new(0, error)
  336. end
  337. 36 if ex
  338. 29 ex.set_backtrace(caller)
  339. 29 handle_error(ex)
  340. end
  341. end
  342. 36 return unless is_connection_closed && @streams.empty?
  343. 36 emit(:close, is_connection_closed)
  344. end
  345. 26 def on_frame_sent(frame)
  346. 15108 log(level: 2) { "#{frame[:stream]}: frame was sent!" }
  347. 15024 log(level: 2, color: :blue) do
  348. payload =
  349. 83 case frame[:type]
  350. when :data
  351. 21 frame.merge(payload: frame[:payload].bytesize)
  352. when :headers, :ping
  353. 21 frame.merge(payload: log_redact(frame[:payload]))
  354. else
  355. 42 frame
  356. end
  357. 84 "#{frame[:stream]}: #{payload}"
  358. end
  359. end
  360. 26 def on_frame_received(frame)
  361. 16087 log(level: 2) { "#{frame[:stream]}: frame was received!" }
  362. 16023 log(level: 2, color: :magenta) do
  363. payload =
  364. 63 case frame[:type]
  365. when :data
  366. 22 frame.merge(payload: frame[:payload].bytesize)
  367. when :headers, :ping
  368. 14 frame.merge(payload: log_redact(frame[:payload]))
  369. else
  370. 28 frame
  371. end
  372. 64 "#{frame[:stream]}: #{payload}"
  373. end
  374. end
  375. 26 def on_altsvc(origin, frame)
  376. log(level: 2) { "#{frame[:stream]}: altsvc frame was received" }
  377. log(level: 2) { "#{frame[:stream]}: #{log_redact(frame.inspect)}" }
  378. alt_origin = URI.parse("#{frame[:proto]}://#{frame[:host]}:#{frame[:port]}")
  379. params = { "ma" => frame[:max_age] }
  380. emit(:altsvc, origin, alt_origin, origin, params)
  381. end
  382. 26 def on_promise(stream)
  383. 21 emit(:promise, @streams.key(stream.parent), stream)
  384. end
  385. 26 def on_origin(origin)
  386. emit(:origin, origin)
  387. end
  388. 26 def on_pong(ping)
  389. 7 raise PingError unless @pings.delete(ping.to_s)
  390. 7 emit(:pong)
  391. end
  392. 26 def add_to_context(request)
  393. 6341 @contexts[request.context] << request
  394. end
  395. 26 def clear_from_context(request)
  396. 3043 requests = @contexts[request.context]
  397. 3043 requests.delete(request)
  398. 3043 @contexts.delete(request.context) if requests.empty?
  399. end
  400. end
  401. end

lib/httpx/domain_name.rb

95.56% lines covered

45 relevant lines. 43 lines covered and 2 lines missed.
    
  1. # frozen_string_literal: true
  2. #
  3. # domain_name.rb - Domain Name manipulation library for Ruby
  4. #
  5. # Copyright (C) 2011-2017 Akinori MUSHA, All rights reserved.
  6. #
  7. # Redistribution and use in source and binary forms, with or without
  8. # modification, are permitted provided that the following conditions
  9. # are met:
  10. # 1. Redistributions of source code must retain the above copyright
  11. # notice, this list of conditions and the following disclaimer.
  12. # 2. Redistributions in binary form must reproduce the above copyright
  13. # notice, this list of conditions and the following disclaimer in the
  14. # documentation and/or other materials provided with the distribution.
  15. #
  16. # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17. # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18. # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19. # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20. # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21. # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22. # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23. # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24. # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25. # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26. # SUCH DAMAGE.
  27. 26 require "ipaddr"
  28. 26 module HTTPX
  29. # Represents a domain name ready for extracting its registered domain
  30. # and TLD.
  31. 26 class DomainName
  32. 26 include Comparable
  33. # The full host name normalized, ASCII-ized and downcased using the
  34. # Unicode NFC rules and the Punycode algorithm. If initialized with
  35. # an IP address, the string representation of the IP address
  36. # suitable for opening a connection to.
  37. 26 attr_reader :hostname
  38. # The Unicode representation of the #hostname property.
  39. #
  40. # :attr_reader: hostname_idn
  41. # The least "universally original" domain part of this domain name.
  42. # For example, "example.co.uk" for "www.sub.example.co.uk". This
  43. # may be nil if the hostname does not have one, like when it is an
  44. # IP address, an effective TLD or higher itself, or of a
  45. # non-canonical domain.
  46. 26 attr_reader :domain
  47. 26 class << self
  48. 26 def new(domain)
  49. 749 return domain if domain.is_a?(self)
  50. 693 super(domain)
  51. end
  52. # Normalizes a _domain_ using the Punycode algorithm as necessary.
  53. # The result will be a downcased, ASCII-only string.
  54. 26 def normalize(domain)
  55. 665 unless domain.ascii_only?
  56. domain = domain.chomp(".").unicode_normalize(:nfc)
  57. domain = Punycode.encode_hostname(domain)
  58. end
  59. 665 domain.downcase
  60. end
  61. end
  62. # Parses _hostname_ into a DomainName object. An IP address is also
  63. # accepted. An IPv6 address may be enclosed in square brackets.
  64. 26 def initialize(hostname)
  65. 693 hostname = String(hostname)
  66. 693 raise ArgumentError, "domain name must not start with a dot: #{hostname}" if hostname.start_with?(".")
  67. 98 begin
  68. 693 @ipaddr = IPAddr.new(hostname)
  69. 28 @hostname = @ipaddr.to_s
  70. 28 return
  71. rescue IPAddr::Error
  72. 665 nil
  73. end
  74. 665 @hostname = DomainName.normalize(hostname)
  75. 665 tld = if (last_dot = @hostname.rindex("."))
  76. 161 @hostname[(last_dot + 1)..-1]
  77. else
  78. 504 @hostname
  79. end
  80. # unknown/local TLD
  81. 665 @domain = if last_dot
  82. # fallback - accept cookies down to second level
  83. # cf. http://www.dkim-reputation.org/regdom-libs/
  84. 161 if (penultimate_dot = @hostname.rindex(".", last_dot - 1))
  85. 42 @hostname[(penultimate_dot + 1)..-1]
  86. else
  87. 119 @hostname
  88. end
  89. else
  90. # no domain part - must be a local hostname
  91. 504 tld
  92. end
  93. end
  94. # Checks if the server represented by this domain is qualified to
  95. # send and receive cookies with a domain attribute value of
  96. # _domain_. A true value given as the second argument represents
  97. # cookies without a domain attribute value, in which case only
  98. # hostname equality is checked.
  99. 26 def cookie_domain?(domain, host_only = false)
  100. # RFC 6265 #5.3
  101. # When the user agent "receives a cookie":
  102. 28 return self == @domain if host_only
  103. 28 domain = DomainName.new(domain)
  104. # RFC 6265 #5.1.3
  105. # Do not perform subdomain matching against IP addresses.
  106. 28 @hostname == domain.hostname if @ipaddr
  107. # RFC 6265 #4.1.1
  108. # Domain-value must be a subdomain.
  109. 28 @domain && self <= domain && domain <= @domain
  110. end
  111. 26 def <=>(other)
  112. 42 other = DomainName.new(other)
  113. 42 othername = other.hostname
  114. 42 if othername == @hostname
  115. 14 0
  116. 27 elsif @hostname.end_with?(othername) && @hostname[-othername.size - 1, 1] == "."
  117. # The other is higher
  118. 14 -1
  119. else
  120. # The other is lower
  121. 14 1
  122. end
  123. end
  124. end
  125. end

lib/httpx/errors.rb

97.62% lines covered

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. # the default exception class for exceptions raised by HTTPX.
  4. 26 class Error < StandardError; end
  5. 26 class UnsupportedSchemeError < Error; end
  6. 26 class ConnectionError < Error; end
  7. # Error raised when there was a timeout. Its subclasses allow for finer-grained
  8. # control of which timeout happened.
  9. 26 class TimeoutError < Error
  10. # The timeout value which caused this error to be raised.
  11. 26 attr_reader :timeout
  12. # initializes the timeout exception with the +timeout+ causing the error, and the
  13. # error +message+ for it.
  14. 26 def initialize(timeout, message)
  15. 464 @timeout = timeout
  16. 464 super(message)
  17. end
  18. # clones this error into a HTTPX::ConnectionTimeoutError.
  19. 26 def to_connection_error
  20. 21 ex = ConnectTimeoutError.new(@timeout, message)
  21. 21 ex.set_backtrace(backtrace)
  22. 21 ex
  23. end
  24. end
  25. # Raise when it can't acquire a connection from the pool.
  26. 26 class PoolTimeoutError < TimeoutError; end
  27. # Error raised when there was a timeout establishing the connection to a server.
  28. # This may be raised due to timeouts during TCP and TLS (when applicable) connection
  29. # establishment.
  30. 26 class ConnectTimeoutError < TimeoutError; end
  31. # Error raised when there was a timeout while sending a request, or receiving a response
  32. # from the server.
  33. 26 class RequestTimeoutError < TimeoutError
  34. # The HTTPX::Request request object this exception refers to.
  35. 26 attr_reader :request
  36. # initializes the exception with the +request+ and +response+ it refers to, and the
  37. # +timeout+ causing the error, and the
  38. 26 def initialize(request, response, timeout)
  39. 358 @request = request
  40. 358 @response = response
  41. 358 super(timeout, "Timed out after #{timeout} seconds")
  42. end
  43. 26 def marshal_dump
  44. [message]
  45. end
  46. end
  47. # Error raised when there was a timeout while receiving a response from the server.
  48. 26 class ReadTimeoutError < RequestTimeoutError; end
  49. # Error raised when there was a timeout while sending a request from the server.
  50. 26 class WriteTimeoutError < RequestTimeoutError; end
  51. # Error raised when there was a timeout while waiting for the HTTP/2 settings frame from the server.
  52. 26 class SettingsTimeoutError < TimeoutError; end
  53. # Error raised when there was a timeout while resolving a domain to an IP.
  54. 26 class ResolveTimeoutError < TimeoutError; end
  55. # Error raise when there was a timeout waiting for readiness of the socket the request is related to.
  56. 26 class OperationTimeoutError < TimeoutError; end
  57. # Error raised when there was an error while resolving a domain to an IP.
  58. 26 class ResolveError < Error; end
  59. # Error raised when there was an error while resolving a domain to an IP
  60. # using a HTTPX::Resolver::Native resolver.
  61. 26 class NativeResolveError < ResolveError
  62. 26 attr_reader :connection, :host
  63. # initializes the exception with the +connection+ it refers to, the +host+ domain
  64. # which failed to resolve, and the error +message+.
  65. 26 def initialize(connection, host, message = "Can't resolve #{host}")
  66. 128 @connection = connection
  67. 128 @host = host
  68. 128 super(message)
  69. end
  70. end
  71. # The exception class for HTTP responses with 4xx or 5xx status.
  72. 26 class HTTPError < Error
  73. # The HTTPX::Response response object this exception refers to.
  74. 26 attr_reader :response
  75. # Creates the instance and assigns the HTTPX::Response +response+.
  76. 26 def initialize(response)
  77. 78 @response = response
  78. 78 super("HTTP Error: #{@response.status} #{@response.headers}\n#{@response.body}")
  79. end
  80. # The HTTP response status.
  81. #
  82. # error.status #=> 404
  83. 26 def status
  84. 14 @response.status
  85. end
  86. end
  87. end

lib/httpx/extensions.rb

67.86% lines covered

28 relevant lines. 19 lines covered and 9 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "uri"
  3. 26 module HTTPX
  4. 26 module ArrayExtensions
  5. 26 module FilterMap
  6. refine Array do
  7. # Ruby 2.7 backport
  8. def filter_map
  9. return to_enum(:filter_map) unless block_given?
  10. each_with_object([]) do |item, res|
  11. processed = yield(item)
  12. res << processed if processed
  13. end
  14. end
  15. 25 end unless Array.method_defined?(:filter_map)
  16. end
  17. 26 module Intersect
  18. refine Array do
  19. # Ruby 3.1 backport
  20. 4 def intersect?(arr)
  21. if size < arr.size
  22. smaller = self
  23. else
  24. smaller, arr = arr, self
  25. end
  26. (arr & smaller).size > 0
  27. end
  28. 25 end unless Array.method_defined?(:intersect?)
  29. end
  30. end
  31. 26 module URIExtensions
  32. # uri 0.11 backport, ships with ruby 3.1
  33. 26 refine URI::Generic do
  34. 26 def non_ascii_hostname
  35. 415 @non_ascii_hostname
  36. end
  37. 26 def non_ascii_hostname=(hostname)
  38. 28 @non_ascii_hostname = hostname
  39. end
  40. def authority
  41. 5711 return host if port == default_port
  42. 630 "#{host}:#{port}"
  43. 25 end unless URI::HTTP.method_defined?(:authority)
  44. def origin
  45. 4646 "#{scheme}://#{authority}"
  46. 25 end unless URI::HTTP.method_defined?(:origin)
  47. end
  48. end
  49. end

lib/httpx/headers.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 class Headers
  4. 26 class << self
  5. 26 def new(headers = nil)
  6. 23220 return headers if headers.is_a?(self)
  7. 10590 super
  8. end
  9. end
  10. 26 def initialize(headers = nil)
  11. 10590 if headers.nil? || headers.empty?
  12. 1684 @headers = headers.to_h
  13. 1684 return
  14. end
  15. 8906 @headers = {}
  16. 8906 headers.each do |field, value|
  17. 55220 field = downcased(field)
  18. 55220 value = array_value(value)
  19. 55220 current = @headers[field]
  20. 55220 if current.nil?
  21. 55172 @headers[field] = value
  22. else
  23. 48 current.concat(value)
  24. end
  25. end
  26. end
  27. # cloned initialization
  28. 26 def initialize_clone(orig, **kwargs)
  29. 7 super
  30. 7 @headers = orig.instance_variable_get(:@headers).clone(**kwargs)
  31. end
  32. # dupped initialization
  33. 26 def initialize_dup(orig)
  34. 13894 super
  35. 13894 @headers = orig.instance_variable_get(:@headers).dup
  36. end
  37. # freezes the headers hash
  38. 26 def freeze
  39. 18166 @headers.freeze
  40. 18166 super
  41. end
  42. # merges headers with another header-quack.
  43. # the merge rule is, if the header already exists,
  44. # ignore what the +other+ headers has. Otherwise, set
  45. #
  46. 26 def merge(other)
  47. 4392 headers = dup
  48. 4392 other.each do |field, value|
  49. 4395 headers[downcased(field)] = value
  50. end
  51. 4392 headers
  52. end
  53. # returns the comma-separated values of the header field
  54. # identified by +field+, or nil otherwise.
  55. #
  56. 26 def [](field)
  57. 85233 a = @headers[downcased(field)] || return
  58. 25503 a.join(", ")
  59. end
  60. # sets +value+ (if not nil) as single value for the +field+ header.
  61. #
  62. 26 def []=(field, value)
  63. 37633 return unless value
  64. 37633 @headers[downcased(field)] = array_value(value)
  65. end
  66. # deletes all values associated with +field+ header.
  67. #
  68. 26 def delete(field)
  69. 252 canonical = downcased(field)
  70. 252 @headers.delete(canonical) if @headers.key?(canonical)
  71. end
  72. # adds additional +value+ to the existing, for header +field+.
  73. #
  74. 26 def add(field, value)
  75. 518 (@headers[downcased(field)] ||= []) << String(value)
  76. end
  77. # helper to be used when adding an header field as a value to another field
  78. #
  79. # h2_headers.add_header("vary", "accept-encoding")
  80. # h2_headers["vary"] #=> "accept-encoding"
  81. # h1_headers.add_header("vary", "accept-encoding")
  82. # h1_headers["vary"] #=> "Accept-Encoding"
  83. #
  84. 26 alias_method :add_header, :add
  85. # returns the enumerable headers store in pairs of header field + the values in
  86. # the comma-separated string format
  87. #
  88. 26 def each(extra_headers = nil)
  89. 61127 return enum_for(__method__, extra_headers) { @headers.size } unless block_given?
  90. 32539 @headers.each do |field, value|
  91. 44419 yield(field, value.join(", ")) unless value.empty?
  92. end
  93. 5105 extra_headers.each do |field, value|
  94. 22085 yield(field, value) unless value.empty?
  95. 32538 end if extra_headers
  96. end
  97. 26 def ==(other)
  98. 18938 other == to_hash
  99. end
  100. 26 def empty?
  101. 280 @headers.empty?
  102. end
  103. # the headers store in Hash format
  104. 26 def to_hash
  105. 20629 Hash[to_a]
  106. end
  107. 26 alias_method :to_h, :to_hash
  108. # the headers store in array of pairs format
  109. 26 def to_a
  110. 20649 Array(each)
  111. end
  112. # headers as string
  113. 26 def to_s
  114. 1760 @headers.to_s
  115. end
  116. skipped # :nocov:
  117. skipped def inspect
  118. skipped "#<#{self.class}:#{object_id} " \
  119. skipped "#{to_hash.inspect}>"
  120. skipped end
  121. skipped # :nocov:
  122. # this is internal API and doesn't abide to other public API
  123. # guarantees, like downcasing strings.
  124. # Please do not use this outside of core!
  125. #
  126. 26 def key?(downcased_key)
  127. 58127 @headers.key?(downcased_key)
  128. end
  129. # returns the values for the +field+ header in array format.
  130. # This method is more internal, and for this reason doesn't try
  131. # to "correct" the user input, i.e. it doesn't downcase the key.
  132. #
  133. 26 def get(field)
  134. 243 @headers[field] || EMPTY
  135. end
  136. 26 private
  137. 26 def array_value(value)
  138. 92853 Array(value)
  139. end
  140. 26 def downcased(field)
  141. 183251 String(field).downcase
  142. end
  143. end
  144. end

lib/httpx/io.rb

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  1. # frozen_string_literal: true
  2. 26 require "socket"
  3. 26 require "httpx/io/udp"
  4. 26 require "httpx/io/tcp"
  5. 26 require "httpx/io/unix"
  6. begin
  7. 26 require "httpx/io/ssl"
  8. rescue LoadError
  9. end

lib/httpx/io/ssl.rb

96.3% lines covered

81 relevant lines. 78 lines covered and 3 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "openssl"
  3. 26 module HTTPX
  4. 26 TLSError = OpenSSL::SSL::SSLError
  5. 26 class SSL < TCP
  6. # rubocop:disable Style/MutableConstant
  7. 26 TLS_OPTIONS = { alpn_protocols: %w[h2 http/1.1].freeze }
  8. # https://github.com/jruby/jruby-openssl/issues/284
  9. # TODO: remove when dropping support for jruby-openssl < 0.15.4
  10. 26 TLS_OPTIONS[:verify_hostname] = true if RUBY_ENGINE == "jruby" && JOpenSSL::VERSION < "0.15.4"
  11. # rubocop:enable Style/MutableConstant
  12. 26 TLS_OPTIONS.freeze
  13. 26 attr_writer :ssl_session
  14. 26 def initialize(_, _, options)
  15. 2682 super
  16. 2682 ctx_options = TLS_OPTIONS.merge(options.ssl)
  17. 2682 @sni_hostname = ctx_options.delete(:hostname) || @hostname
  18. 2682 if @keep_open && @io.is_a?(OpenSSL::SSL::SSLSocket)
  19. # externally initiated ssl socket
  20. 20 @ctx = @io.context
  21. 20 @state = :negotiated
  22. else
  23. 2662 @ctx = OpenSSL::SSL::SSLContext.new
  24. 2662 @ctx.set_params(ctx_options) unless ctx_options.empty?
  25. 2662 unless @ctx.session_cache_mode.nil? # a dummy method on JRuby
  26. 2328 @ctx.session_cache_mode =
  27. OpenSSL::SSL::SSLContext::SESSION_CACHE_CLIENT | OpenSSL::SSL::SSLContext::SESSION_CACHE_NO_INTERNAL_STORE
  28. end
  29. 2662 yield(self) if block_given?
  30. end
  31. 2682 @verify_hostname = @ctx.verify_hostname
  32. end
  33. 26 if OpenSSL::SSL::SSLContext.method_defined?(:session_new_cb=)
  34. 25 def session_new_cb(&pr)
  35. 6688 @ctx.session_new_cb = proc { |_, sess| pr.call(sess) }
  36. end
  37. else
  38. # session_new_cb not implemented under JRuby
  39. 1 def session_new_cb; end
  40. end
  41. 26 def protocol
  42. 2556 @io.alpn_protocol || super
  43. rescue StandardError
  44. 18 super
  45. end
  46. 26 if RUBY_ENGINE == "jruby"
  47. # in jruby, alpn_protocol may return ""
  48. # https://github.com/jruby/jruby-openssl/issues/287
  49. 1 def protocol
  50. 365 proto = @io.alpn_protocol
  51. 364 return super if proto.nil? || proto.empty?
  52. 363 proto
  53. rescue StandardError
  54. 1 super
  55. end
  56. end
  57. 26 def can_verify_peer?
  58. 13 @ctx.verify_mode == OpenSSL::SSL::VERIFY_PEER
  59. end
  60. 26 def verify_hostname(host)
  61. 15 return false if @ctx.verify_mode == OpenSSL::SSL::VERIFY_NONE
  62. 15 return false if !@io.respond_to?(:peer_cert) || @io.peer_cert.nil?
  63. 15 OpenSSL::SSL.verify_certificate_identity(@io.peer_cert, host)
  64. end
  65. 26 def connected?
  66. 11712 @state == :negotiated
  67. end
  68. 26 def expired?
  69. super || ssl_session_expired?
  70. end
  71. 26 def ssl_session_expired?
  72. 2870 @ssl_session.nil? || Process.clock_gettime(Process::CLOCK_REALTIME) >= (@ssl_session.time.to_f + @ssl_session.timeout)
  73. end
  74. 26 def connect
  75. 11768 return if @state == :negotiated
  76. 11768 unless @state == :connected
  77. 6579 super
  78. 6544 return unless @state == :connected
  79. end
  80. 7968 unless @io.is_a?(OpenSSL::SSL::SSLSocket)
  81. 2870 if (hostname_is_ip = (@ip == @sni_hostname))
  82. # IPv6 address would be "[::1]", must turn to "0000:0000:0000:0000:0000:0000:0000:0001" for cert SAN check
  83. 28 @sni_hostname = @ip.to_string
  84. # IP addresses in SNI is not valid per RFC 6066, section 3.
  85. 28 @ctx.verify_hostname = false
  86. end
  87. 2870 @io = OpenSSL::SSL::SSLSocket.new(@io, @ctx)
  88. 2870 @io.hostname = @sni_hostname unless hostname_is_ip
  89. 2870 @io.session = @ssl_session unless ssl_session_expired?
  90. 2870 @io.sync_close = true
  91. end
  92. 7968 try_ssl_connect
  93. end
  94. 26 def try_ssl_connect
  95. 7968 ret = @io.connect_nonblock(exception: false)
  96. 7988 log(level: 3, color: :cyan) { "TLS CONNECT: #{ret}..." }
  97. 7948 case ret
  98. when :wait_readable
  99. 5119 @interests = :r
  100. 5119 return
  101. when :wait_writable
  102. @interests = :w
  103. return
  104. end
  105. 2829 @io.post_connection_check(@sni_hostname) if @ctx.verify_mode != OpenSSL::SSL::VERIFY_NONE && @verify_hostname
  106. 2828 transition(:negotiated)
  107. 2828 @interests = :w
  108. end
  109. 26 private
  110. 26 def transition(nextstate)
  111. 11084 case nextstate
  112. when :negotiated
  113. 2828 return unless @state == :connected
  114. when :closed
  115. 2663 return unless @state == :negotiated ||
  116. @state == :connected
  117. end
  118. 11084 do_transition(nextstate)
  119. end
  120. 26 def log_transition_state(nextstate)
  121. 62 return super unless nextstate == :negotiated
  122. 14 server_cert = @io.peer_cert
  123. 14 "#{super}\n\n" \
  124. "SSL connection using #{@io.ssl_version} / #{Array(@io.cipher).first}\n" \
  125. "ALPN, server accepted to use #{protocol}\n" \
  126. "Server certificate:\n " \
  127. "subject: #{server_cert.subject}\n " \
  128. "start date: #{server_cert.not_before}\n " \
  129. "expire date: #{server_cert.not_after}\n " \
  130. "issuer: #{server_cert.issuer}\n " \
  131. "SSL certificate verify ok."
  132. end
  133. end
  134. end

lib/httpx/io/tcp.rb

90.83% lines covered

120 relevant lines. 109 lines covered and 11 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "resolv"
  3. 26 require "ipaddr"
  4. 26 module HTTPX
  5. 26 class TCP
  6. 26 include Loggable
  7. 26 using URIExtensions
  8. 26 attr_reader :ip, :port, :addresses, :state, :interests
  9. 26 alias_method :host, :ip
  10. 26 def initialize(origin, addresses, options)
  11. 6315 @state = :idle
  12. 6315 @addresses = []
  13. 6315 @hostname = origin.host
  14. 6315 @options = options
  15. 6315 @fallback_protocol = @options.fallback_protocol
  16. 6315 @port = origin.port
  17. 6315 @interests = :w
  18. 6315 if @options.io
  19. 47 @io = case @options.io
  20. when Hash
  21. 14 @options.io[origin.authority]
  22. else
  23. 33 @options.io
  24. end
  25. 47 raise Error, "Given IO objects do not match the request authority" unless @io
  26. 47 _, _, _, @ip = @io.addr
  27. 47 @addresses << @ip
  28. 47 @keep_open = true
  29. 47 @state = :connected
  30. else
  31. 6268 add_addresses(addresses)
  32. end
  33. 6315 @ip_index = @addresses.size - 1
  34. end
  35. 26 def socket
  36. 171 @io
  37. end
  38. 26 def add_addresses(addrs)
  39. 6524 return if addrs.empty?
  40. 22757 addrs = addrs.map { |addr| addr.is_a?(IPAddr) ? addr : IPAddr.new(addr) }
  41. 6524 ip_index = @ip_index || (@addresses.size - 1)
  42. 6524 if addrs.first.ipv6?
  43. # should be the next in line
  44. 271 @addresses = [*@addresses[0, ip_index], *addrs, *@addresses[ip_index..-1]]
  45. else
  46. 6253 @addresses.unshift(*addrs)
  47. 6253 @ip_index += addrs.size if @ip_index
  48. end
  49. end
  50. 26 def to_io
  51. 23936 @io.to_io
  52. end
  53. 26 def protocol
  54. 3977 @fallback_protocol
  55. end
  56. 26 def connect
  57. 27130 return unless closed?
  58. 27018 if !@io || @io.closed?
  59. 6920 transition(:idle)
  60. 6920 @io = build_socket
  61. end
  62. 27018 try_connect
  63. rescue Errno::EHOSTUNREACH,
  64. Errno::ENETUNREACH => e
  65. 52 raise e if @ip_index <= 0
  66. 41 log { "failed connecting to #{@ip} (#{e.message}), evict from cache and trying next..." }
  67. 41 Resolver.cached_lookup_evict(@hostname, @ip)
  68. 41 @ip_index -= 1
  69. 41 @io = build_socket
  70. 41 retry
  71. rescue Errno::ECONNREFUSED,
  72. Errno::EADDRNOTAVAIL,
  73. SocketError,
  74. IOError => e
  75. 884 raise e if @ip_index <= 0
  76. 832 log { "failed connecting to #{@ip} (#{e.message}), trying next..." }
  77. 820 @ip_index -= 1
  78. 820 @io = build_socket
  79. 820 retry
  80. rescue Errno::ETIMEDOUT => e
  81. raise ConnectTimeoutError.new(@options.timeout[:connect_timeout], e.message) if @ip_index <= 0
  82. log { "failed connecting to #{@ip} (#{e.message}), trying next..." }
  83. @ip_index -= 1
  84. @io = build_socket
  85. retry
  86. end
  87. 26 def try_connect
  88. 27018 ret = @io.connect_nonblock(Socket.sockaddr_in(@port, @ip.to_s), exception: false)
  89. 14722 log(level: 3, color: :cyan) { "TCP CONNECT: #{ret}..." }
  90. 14614 case ret
  91. when :wait_readable
  92. @interests = :r
  93. return
  94. when :wait_writable
  95. 7769 @interests = :w
  96. 7769 return
  97. end
  98. 6845 transition(:connected)
  99. 6845 @interests = :w
  100. rescue Errno::EALREADY
  101. 11468 @interests = :w
  102. end
  103. 26 private :try_connect
  104. 26 def read(size, buffer)
  105. 49182 ret = @io.read_nonblock(size, buffer, exception: false)
  106. 49175 if ret == :wait_readable
  107. 12413 buffer.clear
  108. 12413 return 0
  109. end
  110. 36762 return if ret.nil?
  111. 36825 log { "READ: #{buffer.bytesize} bytes..." }
  112. 36746 buffer.bytesize
  113. end
  114. 26 def write(buffer)
  115. 16528 siz = @io.write_nonblock(buffer, exception: false)
  116. 16518 return 0 if siz == :wait_writable
  117. 16504 return if siz.nil?
  118. 16574 log { "WRITE: #{siz} bytes..." }
  119. 16504 buffer.shift!(siz)
  120. 16504 siz
  121. end
  122. 26 def close
  123. 7481 return if @keep_open || closed?
  124. 848 begin
  125. 6574 @io.close
  126. ensure
  127. 6574 transition(:closed)
  128. end
  129. end
  130. 26 def connected?
  131. 19662 @state == :connected
  132. end
  133. 26 def closed?
  134. 34598 @state == :idle || @state == :closed
  135. end
  136. 26 def expired?
  137. # do not mess with external sockets
  138. return false if @options.io
  139. return true unless @addresses
  140. resolver_addresses = Resolver.nolookup_resolve(@hostname)
  141. (Array(resolver_addresses) & @addresses).empty?
  142. end
  143. skipped # :nocov:
  144. skipped def inspect
  145. skipped "#<#{self.class}:#{object_id} " \
  146. skipped "#{@ip}:#{@port} " \
  147. skipped "@state=#{@state} " \
  148. skipped "@hostname=#{@hostname} " \
  149. skipped "@addresses=#{@addresses} " \
  150. skipped "@state=#{@state}>"
  151. skipped end
  152. skipped # :nocov:
  153. 26 private
  154. 26 def build_socket
  155. 7781 @ip = @addresses[@ip_index]
  156. 7781 Socket.new(@ip.family, :STREAM, 0)
  157. end
  158. 26 def transition(nextstate)
  159. 12101 case nextstate
  160. # when :idle
  161. when :connected
  162. 4078 return unless @state == :idle
  163. when :closed
  164. 3911 return unless @state == :connected
  165. end
  166. 12101 do_transition(nextstate)
  167. end
  168. 26 def do_transition(nextstate)
  169. 23337 log(level: 1) { log_transition_state(nextstate) }
  170. 23185 @state = nextstate
  171. end
  172. 26 def log_transition_state(nextstate)
  173. 152 label = host
  174. 152 label = "#{label}(##{@io.fileno})" if nextstate == :connected
  175. 152 "#{label} #{@state} -> #{nextstate}"
  176. end
  177. end
  178. end

lib/httpx/io/udp.rb

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  1. # frozen_string_literal: true
  2. 26 require "ipaddr"
  3. 26 module HTTPX
  4. 26 class UDP
  5. 26 include Loggable
  6. 26 def initialize(ip, port, options)
  7. 340 @host = ip
  8. 340 @port = port
  9. 340 @io = UDPSocket.new(IPAddr.new(ip).family)
  10. 340 @options = options
  11. end
  12. 26 def to_io
  13. 1108 @io.to_io
  14. end
  15. 26 def connect; end
  16. 26 def connected?
  17. 340 true
  18. end
  19. 26 def close
  20. 341 @io.close
  21. end
  22. 26 if RUBY_ENGINE == "jruby"
  23. # In JRuby, sendmsg_nonblock is not implemented
  24. 1 def write(buffer)
  25. 58 siz = @io.send(buffer.to_s, 0, @host, @port)
  26. 58 log { "WRITE: #{siz} bytes..." }
  27. 58 buffer.shift!(siz)
  28. 58 siz
  29. end
  30. else
  31. 25 def write(buffer)
  32. 651 siz = @io.sendmsg_nonblock(buffer.to_s, 0, Socket.sockaddr_in(@port, @host.to_s), exception: false)
  33. 651 return 0 if siz == :wait_writable
  34. 651 return if siz.nil?
  35. 651 log { "WRITE: #{siz} bytes..." }
  36. 651 buffer.shift!(siz)
  37. 651 siz
  38. end
  39. end
  40. 26 def read(size, buffer)
  41. 1227 ret = @io.recvfrom_nonblock(size, 0, buffer, exception: false)
  42. 1227 return 0 if ret == :wait_readable
  43. 643 return if ret.nil?
  44. 643 log { "READ: #{buffer.bytesize} bytes..." }
  45. 643 buffer.bytesize
  46. rescue IOError
  47. end
  48. end
  49. end

lib/httpx/io/unix.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 class UNIX < TCP
  4. 26 using URIExtensions
  5. 26 attr_reader :path
  6. 26 alias_method :host, :path
  7. 26 def initialize(origin, path, options)
  8. 24 @addresses = []
  9. 24 @hostname = origin.host
  10. 24 @state = :idle
  11. 24 @options = options
  12. 24 @fallback_protocol = @options.fallback_protocol
  13. 24 if @options.io
  14. 12 @io = case @options.io
  15. when Hash
  16. 6 @options.io[origin.authority]
  17. else
  18. 6 @options.io
  19. end
  20. 12 raise Error, "Given IO objects do not match the request authority" unless @io
  21. 12 @path = @io.path
  22. 12 @keep_open = true
  23. 12 @state = :connected
  24. 12 elsif path
  25. 12 @path = path
  26. else
  27. raise Error, "No path given where to store the socket"
  28. end
  29. 24 @io ||= build_socket
  30. end
  31. 26 def connect
  32. 18 return unless closed?
  33. begin
  34. 18 if @io.closed?
  35. 6 transition(:idle)
  36. 6 @io = build_socket
  37. end
  38. 18 @io.connect_nonblock(Socket.sockaddr_un(@path))
  39. rescue Errno::EISCONN
  40. end
  41. 12 transition(:connected)
  42. rescue Errno::EINPROGRESS,
  43. Errno::EALREADY,
  44. IO::WaitReadable
  45. end
  46. 26 def expired?
  47. false
  48. end
  49. skipped # :nocov:
  50. skipped def inspect
  51. skipped "#<#{self.class}:#{object_id} @path=#{@path}) @state=#{@state})>"
  52. skipped end
  53. skipped # :nocov:
  54. 26 private
  55. 26 def build_socket
  56. 18 Socket.new(Socket::PF_UNIX, :STREAM, 0)
  57. end
  58. end
  59. end

lib/httpx/loggable.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Loggable
  4. 26 COLORS = {
  5. black: 30,
  6. red: 31,
  7. green: 32,
  8. yellow: 33,
  9. blue: 34,
  10. magenta: 35,
  11. cyan: 36,
  12. white: 37,
  13. }.freeze
  14. 26 USE_DEBUG_LOG = ENV.key?("HTTPX_DEBUG")
  15. 26 def log(
  16. level: @options.debug_level,
  17. color: nil,
  18. debug_level: @options.debug_level,
  19. debug: @options.debug,
  20. &msg
  21. )
  22. 11041778 return unless debug_level >= level
  23. 263543 debug_stream = debug || ($stderr if USE_DEBUG_LOG)
  24. 263543 return unless debug_stream
  25. 3092 klass = self.class
  26. 6645 until (class_name = klass.name)
  27. 1057 klass = klass.superclass
  28. end
  29. 3092 message = +"(pid:#{Process.pid}, " \
  30. "tid:#{Thread.current.object_id}, " \
  31. "fid:#{Fiber.current.object_id}, " \
  32. "self:#{class_name}##{object_id}) "
  33. 3092 message << msg.call << "\n"
  34. 3092 message = "\e[#{COLORS[color]}m#{message}\e[0m" if color && debug_stream.respond_to?(:isatty) && debug_stream.isatty
  35. 3092 debug_stream << message
  36. end
  37. 26 def log_exception(ex, level: @options.debug_level, color: nil, debug_level: @options.debug_level, debug: @options.debug)
  38. 1099 log(level: level, color: color, debug_level: debug_level, debug: debug) { ex.full_message }
  39. end
  40. 26 def log_redact(text, should_redact = @options.debug_redact)
  41. 701 return text.to_s unless should_redact
  42. 98 "[REDACTED]"
  43. end
  44. end
  45. end

lib/httpx/options.rb

99.36% lines covered

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  1. # frozen_string_literal: true
  2. 26 require "socket"
  3. 26 module HTTPX
  4. # Contains a set of options which are passed and shared across from session to its requests or
  5. # responses.
  6. 26 class Options
  7. 26 BUFFER_SIZE = 1 << 14
  8. 26 WINDOW_SIZE = 1 << 14 # 16K
  9. 26 MAX_BODY_THRESHOLD_SIZE = (1 << 10) * 112 # 112K
  10. 26 KEEP_ALIVE_TIMEOUT = 20
  11. 26 SETTINGS_TIMEOUT = 10
  12. 26 CLOSE_HANDSHAKE_TIMEOUT = 10
  13. 26 CONNECT_TIMEOUT = READ_TIMEOUT = WRITE_TIMEOUT = 60
  14. 26 REQUEST_TIMEOUT = OPERATION_TIMEOUT = nil
  15. # https://github.com/ruby/resolv/blob/095f1c003f6073730500f02acbdbc55f83d70987/lib/resolv.rb#L408
  16. 1 ip_address_families = begin
  17. 26 list = Socket.ip_address_list
  18. 105 if list.any? { |a| a.ipv6? && !a.ipv6_loopback? && !a.ipv6_linklocal? }
  19. 1 [Socket::AF_INET6, Socket::AF_INET]
  20. else
  21. 25 [Socket::AF_INET]
  22. end
  23. rescue NotImplementedError
  24. [Socket::AF_INET]
  25. end.freeze
  26. 26 SET_TEMPORARY_NAME = ->(mod, pl = nil) do
  27. 8769 if mod.respond_to?(:set_temporary_name) # ruby 3.4 only
  28. 2747 name = mod.name || "#{mod.superclass.name}(plugin)"
  29. 2747 name = "#{name}/#{pl}" if pl
  30. 2747 mod.set_temporary_name(name)
  31. end
  32. end
  33. 1 DEFAULT_OPTIONS = {
  34. 25 :max_requests => Float::INFINITY,
  35. :debug => nil,
  36. 26 :debug_level => (ENV["HTTPX_DEBUG"] || 1).to_i,
  37. :debug_redact => ENV.key?("HTTPX_DEBUG_REDACT"),
  38. :ssl => EMPTY_HASH,
  39. :http2_settings => { settings_enable_push: 0 }.freeze,
  40. :fallback_protocol => "http/1.1",
  41. :supported_compression_formats => %w[gzip deflate],
  42. :decompress_response_body => true,
  43. :compress_request_body => true,
  44. :timeout => {
  45. connect_timeout: CONNECT_TIMEOUT,
  46. settings_timeout: SETTINGS_TIMEOUT,
  47. close_handshake_timeout: CLOSE_HANDSHAKE_TIMEOUT,
  48. operation_timeout: OPERATION_TIMEOUT,
  49. keep_alive_timeout: KEEP_ALIVE_TIMEOUT,
  50. read_timeout: READ_TIMEOUT,
  51. write_timeout: WRITE_TIMEOUT,
  52. request_timeout: REQUEST_TIMEOUT,
  53. },
  54. :headers_class => Class.new(Headers, &SET_TEMPORARY_NAME),
  55. :headers => {},
  56. :window_size => WINDOW_SIZE,
  57. :buffer_size => BUFFER_SIZE,
  58. :body_threshold_size => MAX_BODY_THRESHOLD_SIZE,
  59. :request_class => Class.new(Request, &SET_TEMPORARY_NAME),
  60. :response_class => Class.new(Response, &SET_TEMPORARY_NAME),
  61. :request_body_class => Class.new(Request::Body, &SET_TEMPORARY_NAME),
  62. :response_body_class => Class.new(Response::Body, &SET_TEMPORARY_NAME),
  63. :pool_class => Class.new(Pool, &SET_TEMPORARY_NAME),
  64. :connection_class => Class.new(Connection, &SET_TEMPORARY_NAME),
  65. :options_class => Class.new(self, &SET_TEMPORARY_NAME),
  66. :transport => nil,
  67. :addresses => nil,
  68. :persistent => false,
  69. 26 :resolver_class => (ENV["HTTPX_RESOLVER"] || :native).to_sym,
  70. :resolver_options => { cache: true }.freeze,
  71. :pool_options => EMPTY_HASH,
  72. :ip_families => ip_address_families,
  73. :close_on_fork => false,
  74. }.freeze
  75. 26 class << self
  76. 26 def new(options = {})
  77. # let enhanced options go through
  78. 10608 return options if self == Options && options.class < self
  79. 8156 return options if options.is_a?(self)
  80. 3968 super
  81. end
  82. 26 def method_added(meth)
  83. 19336 super
  84. 19336 return unless meth =~ /^option_(.+)$/
  85. 9000 optname = Regexp.last_match(1).to_sym
  86. 9000 attr_reader(optname)
  87. end
  88. end
  89. # creates a new options instance from a given hash, which optionally define the following:
  90. #
  91. # :debug :: an object which log messages are written to (must respond to <tt><<</tt>)
  92. # :debug_level :: the log level of messages (can be 1, 2, or 3).
  93. # :debug_redact :: whether header/body payload should be redacted (defaults to <tt>false</tt>).
  94. # :ssl :: a hash of options which can be set as params of OpenSSL::SSL::SSLContext (see HTTPX::SSL)
  95. # :http2_settings :: a hash of options to be passed to a HTTP2::Connection (ex: <tt>{ max_concurrent_streams: 2 }</tt>)
  96. # :fallback_protocol :: version of HTTP protocol to use by default in the absence of protocol negotiation
  97. # like ALPN (defaults to <tt>"http/1.1"</tt>)
  98. # :supported_compression_formats :: list of compressions supported by the transcoder layer (defaults to <tt>%w[gzip deflate]</tt>).
  99. # :decompress_response_body :: whether to auto-decompress response body (defaults to <tt>true</tt>).
  100. # :compress_request_body :: whether to auto-decompress response body (defaults to <tt>true</tt>)
  101. # :timeout :: hash of timeout configurations (supports <tt>:connect_timeout</tt>, <tt>:settings_timeout</tt>,
  102. # <tt>:operation_timeout</tt>, <tt>:keep_alive_timeout</tt>, <tt>:read_timeout</tt>, <tt>:write_timeout</tt>
  103. # and <tt>:request_timeout</tt>
  104. # :headers :: hash of HTTP headers (ex: <tt>{ "x-custom-foo" => "bar" }</tt>)
  105. # :window_size :: number of bytes to read from a socket
  106. # :buffer_size :: internal read and write buffer size in bytes
  107. # :body_threshold_size :: maximum size in bytes of response payload that is buffered in memory.
  108. # :request_class :: class used to instantiate a request
  109. # :response_class :: class used to instantiate a response
  110. # :headers_class :: class used to instantiate headers
  111. # :request_body_class :: class used to instantiate a request body
  112. # :response_body_class :: class used to instantiate a response body
  113. # :connection_class :: class used to instantiate connections
  114. # :pool_class :: class used to instantiate the session connection pool
  115. # :options_class :: class used to instantiate options
  116. # :transport :: type of transport to use (set to "unix" for UNIX sockets)
  117. # :addresses :: bucket of peer addresses (can be a list of IP addresses, a hash of domain to list of adddresses;
  118. # paths should be used for UNIX sockets instead)
  119. # :io :: open socket, or domain/ip-to-socket hash, which requests should be sent to
  120. # :persistent :: whether to persist connections in between requests (defaults to <tt>true</tt>)
  121. # :resolver_class :: which resolver to use (defaults to <tt>:native</tt>, can also be <tt>:system<tt> for
  122. # using getaddrinfo or <tt>:https</tt> for DoH resolver, or a custom class)
  123. # :resolver_options :: hash of options passed to the resolver. Accepted keys depend on the resolver type.
  124. # :pool_options :: hash of options passed to the connection pool (See Pool#initialize).
  125. # :ip_families :: which socket families are supported (system-dependent)
  126. # :origin :: HTTP origin to set on requests with relative path (ex: "https://api.serv.com")
  127. # :base_path :: path to prefix given relative paths with (ex: "/v2")
  128. # :max_concurrent_requests :: max number of requests which can be set concurrently
  129. # :max_requests :: max number of requests which can be made on socket before it reconnects.
  130. # :close_on_fork :: whether the session automatically closes when the process is fork (defaults to <tt>false</tt>).
  131. # it only works if the session is persistent (and ruby 3.1 or higher is used).
  132. #
  133. # This list of options are enhanced with each loaded plugin, see the plugin docs for details.
  134. 26 def initialize(options = {})
  135. 3968 defaults = DEFAULT_OPTIONS.merge(options)
  136. 3968 defaults.each do |k, v|
  137. 123847 next if v.nil?
  138. 111943 option_method_name = :"option_#{k}"
  139. 111943 raise Error, "unknown option: #{k}" unless respond_to?(option_method_name)
  140. 111936 value = __send__(option_method_name, v)
  141. 111929 instance_variable_set(:"@#{k}", value)
  142. end
  143. 3954 freeze
  144. end
  145. 26 def freeze
  146. 10736 @origin.freeze
  147. 10736 @base_path.freeze
  148. 10736 @timeout.freeze
  149. 10736 @headers.freeze
  150. 10736 @addresses.freeze
  151. 10736 @supported_compression_formats.freeze
  152. 10736 @ssl.freeze
  153. 10736 @http2_settings.freeze
  154. 10736 @pool_options.freeze
  155. 10736 @resolver_options.freeze
  156. 10736 @ip_families.freeze
  157. 10736 super
  158. end
  159. 26 def option_origin(value)
  160. 568 URI(value)
  161. end
  162. 26 def option_base_path(value)
  163. 28 String(value)
  164. end
  165. 26 def option_headers(value)
  166. 7142 headers_class.new(value)
  167. end
  168. 26 def option_timeout(value)
  169. 7708 Hash[value]
  170. end
  171. 26 def option_supported_compression_formats(value)
  172. 6610 Array(value).map(&:to_s)
  173. end
  174. 26 def option_transport(value)
  175. 42 transport = value.to_s
  176. 42 raise TypeError, "#{transport} is an unsupported transport type" unless %w[unix].include?(transport)
  177. 42 transport
  178. end
  179. 26 def option_addresses(value)
  180. 38 Array(value)
  181. end
  182. 26 def option_ip_families(value)
  183. 6586 Array(value)
  184. end
  185. # number options
  186. 26 %i[
  187. max_concurrent_requests max_requests window_size buffer_size
  188. body_threshold_size debug_level
  189. ].each do |option|
  190. 156 class_eval(<<-OUT, __FILE__, __LINE__ + 1)
  191. # converts +v+ into an Integer before setting the +#{option}+ option.
  192. def option_#{option}(value) # def option_max_requests(v)
  193. value = Integer(value) unless value.infinite?
  194. raise TypeError, ":#{option} must be positive" unless value.positive? # raise TypeError, ":max_requests must be positive" unless value.positive?
  195. value
  196. end
  197. OUT
  198. end
  199. # hashable options
  200. 26 %i[ssl http2_settings resolver_options pool_options].each do |option|
  201. 104 class_eval(<<-OUT, __FILE__, __LINE__ + 1)
  202. # converts +v+ into an Hash before setting the +#{option}+ option.
  203. def option_#{option}(value) # def option_ssl(v)
  204. Hash[value]
  205. end
  206. OUT
  207. end
  208. 26 %i[
  209. request_class response_class headers_class request_body_class
  210. response_body_class connection_class options_class
  211. pool_class
  212. io fallback_protocol debug debug_redact resolver_class
  213. compress_request_body decompress_response_body
  214. persistent close_on_fork
  215. ].each do |method_name|
  216. 442 class_eval(<<-OUT, __FILE__, __LINE__ + 1)
  217. # sets +v+ as the value of the +#{method_name}+ option
  218. def option_#{method_name}(v); v; end # def option_smth(v); v; end
  219. OUT
  220. end
  221. 26 REQUEST_BODY_IVARS = %i[@headers].freeze
  222. 26 def ==(other)
  223. 1842 super || options_equals?(other)
  224. end
  225. 26 def options_equals?(other, ignore_ivars = REQUEST_BODY_IVARS)
  226. # headers and other request options do not play a role, as they are
  227. # relevant only for the request.
  228. 404 ivars = instance_variables - ignore_ivars
  229. 404 other_ivars = other.instance_variables - ignore_ivars
  230. 404 return false if ivars.size != other_ivars.size
  231. 390 return false if ivars.sort != other_ivars.sort
  232. 390 ivars.all? do |ivar|
  233. 10168 instance_variable_get(ivar) == other.instance_variable_get(ivar)
  234. end
  235. end
  236. 26 def merge(other)
  237. 32536 ivar_map = nil
  238. 32536 other_ivars = case other
  239. when Options
  240. 9901 other.instance_variables
  241. else
  242. 22635 other = Hash[other] unless other.is_a?(Hash)
  243. 38879 ivar_map = other.keys.to_h { |k| [:"@#{k}", k] }
  244. 22629 ivar_map.keys
  245. end
  246. 32530 return self if other_ivars.empty?
  247. 283370 return self if other_ivars.all? { |ivar| instance_variable_get(ivar) == access_option(other, ivar, ivar_map) }
  248. 12009 opts = dup
  249. 12009 other_ivars.each do |ivar|
  250. 90245 v = access_option(other, ivar, ivar_map)
  251. 90245 unless v
  252. 8393 opts.instance_variable_set(ivar, v)
  253. 8393 next
  254. end
  255. 81852 v = opts.__send__(:"option_#{ivar[1..-1]}", v)
  256. 81838 orig_v = instance_variable_get(ivar)
  257. 81838 v = orig_v.merge(v) if orig_v.respond_to?(:merge) && v.respond_to?(:merge)
  258. 81838 opts.instance_variable_set(ivar, v)
  259. end
  260. 11995 opts
  261. end
  262. 26 def to_hash
  263. 3100 instance_variables.each_with_object({}) do |ivar, hs|
  264. 87709 hs[ivar[1..-1].to_sym] = instance_variable_get(ivar)
  265. end
  266. end
  267. 26 def extend_with_plugin_classes(pl)
  268. 6742 if defined?(pl::RequestMethods) || defined?(pl::RequestClassMethods)
  269. 1941 @request_class = @request_class.dup
  270. 1941 SET_TEMPORARY_NAME[@request_class, pl]
  271. 1941 @request_class.__send__(:include, pl::RequestMethods) if defined?(pl::RequestMethods)
  272. 1941 @request_class.extend(pl::RequestClassMethods) if defined?(pl::RequestClassMethods)
  273. end
  274. 6742 if defined?(pl::ResponseMethods) || defined?(pl::ResponseClassMethods)
  275. 2189 @response_class = @response_class.dup
  276. 2189 SET_TEMPORARY_NAME[@response_class, pl]
  277. 2189 @response_class.__send__(:include, pl::ResponseMethods) if defined?(pl::ResponseMethods)
  278. 2189 @response_class.extend(pl::ResponseClassMethods) if defined?(pl::ResponseClassMethods)
  279. end
  280. 6742 if defined?(pl::HeadersMethods) || defined?(pl::HeadersClassMethods)
  281. 140 @headers_class = @headers_class.dup
  282. 140 SET_TEMPORARY_NAME[@headers_class, pl]
  283. 140 @headers_class.__send__(:include, pl::HeadersMethods) if defined?(pl::HeadersMethods)
  284. 140 @headers_class.extend(pl::HeadersClassMethods) if defined?(pl::HeadersClassMethods)
  285. end
  286. 6742 if defined?(pl::RequestBodyMethods) || defined?(pl::RequestBodyClassMethods)
  287. 316 @request_body_class = @request_body_class.dup
  288. 316 SET_TEMPORARY_NAME[@request_body_class, pl]
  289. 316 @request_body_class.__send__(:include, pl::RequestBodyMethods) if defined?(pl::RequestBodyMethods)
  290. 316 @request_body_class.extend(pl::RequestBodyClassMethods) if defined?(pl::RequestBodyClassMethods)
  291. end
  292. 6742 if defined?(pl::ResponseBodyMethods) || defined?(pl::ResponseBodyClassMethods)
  293. 732 @response_body_class = @response_body_class.dup
  294. 732 SET_TEMPORARY_NAME[@response_body_class, pl]
  295. 732 @response_body_class.__send__(:include, pl::ResponseBodyMethods) if defined?(pl::ResponseBodyMethods)
  296. 732 @response_body_class.extend(pl::ResponseBodyClassMethods) if defined?(pl::ResponseBodyClassMethods)
  297. end
  298. 6742 if defined?(pl::PoolMethods)
  299. 562 @pool_class = @pool_class.dup
  300. 562 SET_TEMPORARY_NAME[@pool_class, pl]
  301. 562 @pool_class.__send__(:include, pl::PoolMethods)
  302. end
  303. 6742 if defined?(pl::ConnectionMethods)
  304. 2681 @connection_class = @connection_class.dup
  305. 2681 SET_TEMPORARY_NAME[@connection_class, pl]
  306. 2681 @connection_class.__send__(:include, pl::ConnectionMethods)
  307. end
  308. 6742 return unless defined?(pl::OptionsMethods)
  309. 2690 @options_class = @options_class.dup
  310. 2690 @options_class.__send__(:include, pl::OptionsMethods)
  311. end
  312. 26 private
  313. 26 def access_option(obj, k, ivar_map)
  314. 353669 case obj
  315. when Hash
  316. 26337 obj[ivar_map[k]]
  317. else
  318. 327332 obj.instance_variable_get(k)
  319. end
  320. end
  321. end
  322. end

lib/httpx/parser/http1.rb

100.0% lines covered

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Parser
  4. 26 class Error < Error; end
  5. 26 class HTTP1
  6. 26 VERSIONS = %w[1.0 1.1].freeze
  7. 26 attr_reader :status_code, :http_version, :headers
  8. 26 def initialize(observer)
  9. 4108 @observer = observer
  10. 4108 @state = :idle
  11. 4108 @buffer = "".b
  12. 4108 @headers = {}
  13. end
  14. 26 def <<(chunk)
  15. 6531 @buffer << chunk
  16. 6531 parse
  17. end
  18. 26 def reset!
  19. 8492 @state = :idle
  20. 8492 @headers = {}
  21. 8492 @content_length = nil
  22. 8492 @_has_trailers = nil
  23. end
  24. 26 def upgrade?
  25. 4165 @upgrade
  26. end
  27. 26 def upgrade_data
  28. 27 @buffer
  29. end
  30. 26 private
  31. 26 def parse
  32. 6531 loop do
  33. 13996 state = @state
  34. 13996 case @state
  35. when :idle
  36. 4487 parse_headline
  37. when :headers, :trailers
  38. 4562 parse_headers
  39. when :data
  40. 4944 parse_data
  41. end
  42. 10253 return if @buffer.empty? || state == @state
  43. end
  44. end
  45. 26 def parse_headline
  46. 4487 idx = @buffer.index("\n")
  47. 4487 return unless idx
  48. 4487 (m = %r{\AHTTP(?:/(\d+\.\d+))?\s+(\d\d\d)(?:\s+(.*))?}in.match(@buffer)) ||
  49. raise(Error, "wrong head line format")
  50. 4480 version, code, _ = m.captures
  51. 4480 raise(Error, "unsupported HTTP version (HTTP/#{version})") unless version && VERSIONS.include?(version)
  52. 4473 @http_version = version.split(".").map(&:to_i)
  53. 4473 @status_code = code.to_i
  54. 4473 raise(Error, "wrong status code (#{@status_code})") unless (100..599).cover?(@status_code)
  55. 4466 @buffer = @buffer.byteslice((idx + 1)..-1)
  56. 4466 nextstate(:headers)
  57. end
  58. 26 def parse_headers
  59. 4565 headers = @headers
  60. 4565 buffer = @buffer
  61. 35552 while (idx = buffer.index("\n"))
  62. # @type var line: String
  63. 34950 line = buffer.byteslice(0..idx)
  64. 34950 raise Error, "wrong header format" if line.start_with?("\s", "\t")
  65. 34943 line.lstrip!
  66. 34943 buffer = @buffer = buffer.byteslice((idx + 1)..-1)
  67. 34943 if line.empty?
  68. 4466 case @state
  69. when :headers
  70. 4452 prepare_data(headers)
  71. 4452 @observer.on_headers(headers)
  72. 3866 return unless @state == :headers
  73. # state might have been reset
  74. # in the :headers callback
  75. 3795 nextstate(:data)
  76. 3795 headers.clear
  77. when :trailers
  78. 14 @observer.on_trailers(headers)
  79. 14 headers.clear
  80. 14 nextstate(:complete)
  81. end
  82. 3802 return
  83. end
  84. 30477 separator_index = line.index(":")
  85. 30477 raise Error, "wrong header format" unless separator_index
  86. # @type var key: String
  87. 30470 key = line.byteslice(0..(separator_index - 1))
  88. 30470 key.rstrip! # was lstripped previously!
  89. # @type var value: String
  90. 30470 value = line.byteslice((separator_index + 1)..-1)
  91. 30470 value.strip!
  92. 30470 raise Error, "wrong header format" if value.nil?
  93. 30470 (headers[key.downcase] ||= []) << value
  94. end
  95. end
  96. 26 def parse_data
  97. 4944 if @buffer.respond_to?(:each)
  98. 139 @buffer.each do |chunk|
  99. 199 @observer.on_data(chunk)
  100. end
  101. 4804 elsif @content_length
  102. # @type var data: String
  103. 4770 data = @buffer.byteslice(0, @content_length)
  104. 4770 @buffer = @buffer.byteslice(@content_length..-1) || "".b
  105. 4770 @content_length -= data.bytesize
  106. 4770 @observer.on_data(data)
  107. 4750 data.clear
  108. else
  109. 35 @observer.on_data(@buffer)
  110. 35 @buffer.clear
  111. end
  112. 4917 return unless no_more_data?
  113. 3663 @buffer = @buffer.to_s
  114. 3663 if @_has_trailers
  115. 14 nextstate(:trailers)
  116. else
  117. 3649 nextstate(:complete)
  118. end
  119. end
  120. 26 def prepare_data(headers)
  121. 4452 @upgrade = headers.key?("upgrade")
  122. 4452 @_has_trailers = headers.key?("trailer")
  123. 4452 if (tr_encodings = headers["transfer-encoding"])
  124. 101 tr_encodings.reverse_each do |tr_encoding|
  125. 101 tr_encoding.split(/ *, */).each do |encoding|
  126. 101 case encoding
  127. when "chunked"
  128. 101 @buffer = Transcoder::Chunker::Decoder.new(@buffer, @_has_trailers)
  129. end
  130. end
  131. end
  132. else
  133. 4351 @content_length = headers["content-length"][0].to_i if headers.key?("content-length")
  134. end
  135. end
  136. 26 def no_more_data?
  137. 4917 if @content_length
  138. 4750 @content_length <= 0
  139. 166 elsif @buffer.respond_to?(:finished?)
  140. 132 @buffer.finished?
  141. else
  142. 35 false
  143. end
  144. end
  145. 26 def nextstate(state)
  146. 11938 @state = state
  147. 11938 case state
  148. when :headers
  149. 4466 @observer.on_start
  150. when :complete
  151. 3663 @observer.on_complete
  152. 568 reset!
  153. 568 nextstate(:idle) unless @buffer.empty?
  154. end
  155. end
  156. end
  157. end
  158. end

lib/httpx/plugins/auth.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds a shim +authorization+ method to the session, which will fill
  6. # the HTTP Authorization header, and another, +bearer_auth+, which fill the "Bearer " prefix
  7. # in its value.
  8. #
  9. # https://gitlab.com/os85/httpx/wikis/Auth#auth
  10. #
  11. 7 module Auth
  12. 7 module InstanceMethods
  13. 7 def authorization(token)
  14. 126 with(headers: { "authorization" => token })
  15. end
  16. 7 def bearer_auth(token)
  17. 14 authorization("Bearer #{token}")
  18. end
  19. end
  20. end
  21. 7 register_plugin :auth, Auth
  22. end
  23. end

lib/httpx/plugins/auth/basic.rb

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  1. # frozen_string_literal: true
  2. 8 require "httpx/base64"
  3. 8 module HTTPX
  4. 8 module Plugins
  5. 8 module Authentication
  6. 8 class Basic
  7. 8 def initialize(user, password, **)
  8. 241 @user = user
  9. 241 @password = password
  10. end
  11. 8 def authenticate(*)
  12. 225 "Basic #{Base64.strict_encode64("#{@user}:#{@password}")}"
  13. end
  14. end
  15. end
  16. end
  17. end

lib/httpx/plugins/auth/digest.rb

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  1. # frozen_string_literal: true
  2. 7 require "time"
  3. 7 require "securerandom"
  4. 7 require "digest"
  5. 7 module HTTPX
  6. 7 module Plugins
  7. 7 module Authentication
  8. 7 class Digest
  9. 7 def initialize(user, password, hashed: false, **)
  10. 154 @user = user
  11. 154 @password = password
  12. 154 @nonce = 0
  13. 154 @hashed = hashed
  14. end
  15. 7 def can_authenticate?(authenticate)
  16. 140 authenticate && /Digest .*/.match?(authenticate)
  17. end
  18. 7 def authenticate(request, authenticate)
  19. 140 "Digest #{generate_header(request.verb, request.path, authenticate)}"
  20. end
  21. 7 private
  22. 7 def generate_header(meth, uri, authenticate)
  23. # discard first token, it's Digest
  24. 140 auth_info = authenticate[/^(\w+) (.*)/, 2]
  25. 140 params = auth_info.split(/ *, */)
  26. 728 .to_h { |val| val.split("=", 2) }
  27. 728 .transform_values { |v| v.delete("\"") }
  28. 140 nonce = params["nonce"]
  29. 140 nc = next_nonce
  30. # verify qop
  31. 140 qop = params["qop"]
  32. 140 if params["algorithm"] =~ /(.*?)(-sess)?$/
  33. 126 alg = Regexp.last_match(1)
  34. 126 algorithm = ::Digest.const_get(alg)
  35. 126 raise DigestError, "unknown algorithm \"#{alg}\"" unless algorithm
  36. 126 sess = Regexp.last_match(2)
  37. else
  38. 14 algorithm = ::Digest::MD5
  39. end
  40. 140 if qop || sess
  41. 140 cnonce = make_cnonce
  42. 140 nc = format("%<nonce>08x", nonce: nc)
  43. end
  44. 140 a1 = if sess
  45. [
  46. 28 (@hashed ? @password : algorithm.hexdigest("#{@user}:#{params["realm"]}:#{@password}")),
  47. nonce,
  48. cnonce,
  49. 3 ].join ":"
  50. else
  51. 112 @hashed ? @password : "#{@user}:#{params["realm"]}:#{@password}"
  52. end
  53. 140 ha1 = algorithm.hexdigest(a1)
  54. 140 ha2 = algorithm.hexdigest("#{meth}:#{uri}")
  55. 140 request_digest = [ha1, nonce]
  56. 140 request_digest.push(nc, cnonce, qop) if qop
  57. 140 request_digest << ha2
  58. 140 request_digest = request_digest.join(":")
  59. 20 header = [
  60. 120 %(username="#{@user}"),
  61. %(nonce="#{nonce}"),
  62. %(uri="#{uri}"),
  63. %(response="#{algorithm.hexdigest(request_digest)}"),
  64. ]
  65. 140 header << %(realm="#{params["realm"]}") if params.key?("realm")
  66. 140 header << %(algorithm=#{params["algorithm"]}) if params.key?("algorithm")
  67. 140 header << %(cnonce="#{cnonce}") if cnonce
  68. 140 header << %(nc=#{nc})
  69. 140 header << %(qop=#{qop}) if qop
  70. 140 header << %(opaque="#{params["opaque"]}") if params.key?("opaque")
  71. 140 header.join ", "
  72. end
  73. 7 def make_cnonce
  74. 160 ::Digest::MD5.hexdigest [
  75. Time.now.to_i,
  76. Process.pid,
  77. SecureRandom.random_number(2**32),
  78. ].join ":"
  79. end
  80. 7 def next_nonce
  81. 140 @nonce += 1
  82. end
  83. end
  84. end
  85. end
  86. end

lib/httpx/plugins/auth/ntlm.rb

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  1. # frozen_string_literal: true
  2. 3 require "httpx/base64"
  3. 3 require "ntlm"
  4. 3 module HTTPX
  5. 3 module Plugins
  6. 3 module Authentication
  7. 3 class Ntlm
  8. 3 def initialize(user, password, domain: nil)
  9. 4 @user = user
  10. 4 @password = password
  11. 4 @domain = domain
  12. end
  13. 3 def can_authenticate?(authenticate)
  14. 2 authenticate && /NTLM .*/.match?(authenticate)
  15. end
  16. 3 def negotiate
  17. 4 "NTLM #{NTLM.negotiate(domain: @domain).to_base64}"
  18. end
  19. 3 def authenticate(_req, www)
  20. 2 challenge = www[/NTLM (.*)/, 1]
  21. 2 challenge = Base64.decode64(challenge)
  22. 2 ntlm_challenge = NTLM.authenticate(challenge, @user, @domain, @password).to_base64
  23. 2 "NTLM #{ntlm_challenge}"
  24. end
  25. end
  26. end
  27. end
  28. end

lib/httpx/plugins/auth/socks5.rb

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  1. # frozen_string_literal: true
  2. 9 module HTTPX
  3. 9 module Plugins
  4. 9 module Authentication
  5. 9 class Socks5
  6. 9 def initialize(user, password, **)
  7. 42 @user = user
  8. 42 @password = password
  9. end
  10. 9 def can_authenticate?(*)
  11. 42 @user && @password
  12. end
  13. 9 def authenticate(*)
  14. 42 [0x01, @user.bytesize, @user, @password.bytesize, @password].pack("CCA*CA*")
  15. end
  16. end
  17. end
  18. end
  19. end

lib/httpx/plugins/aws_sdk_authentication.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin applies AWS Sigv4 to requests, using the AWS SDK credentials and configuration.
  6. #
  7. # It requires the "aws-sdk-core" gem.
  8. #
  9. 7 module AwsSdkAuthentication
  10. # Mock configuration, to be used only when resolving credentials
  11. 7 class Configuration
  12. 7 attr_reader :profile
  13. 7 def initialize(profile)
  14. 28 @profile = profile
  15. end
  16. 7 def respond_to_missing?(*)
  17. 14 true
  18. end
  19. 7 def method_missing(*); end
  20. end
  21. #
  22. # encapsulates access to an AWS SDK credentials store.
  23. #
  24. 7 class Credentials
  25. 7 def initialize(aws_credentials)
  26. 14 @aws_credentials = aws_credentials
  27. end
  28. 7 def username
  29. 14 @aws_credentials.access_key_id
  30. end
  31. 7 def password
  32. 14 @aws_credentials.secret_access_key
  33. end
  34. 7 def security_token
  35. 14 @aws_credentials.session_token
  36. end
  37. end
  38. 7 class << self
  39. 7 def load_dependencies(_klass)
  40. 14 require "aws-sdk-core"
  41. end
  42. 7 def configure(klass)
  43. 14 klass.plugin(:aws_sigv4)
  44. end
  45. 7 def extra_options(options)
  46. 14 options.merge(max_concurrent_requests: 1)
  47. end
  48. 7 def credentials(profile)
  49. 14 mock_configuration = Configuration.new(profile)
  50. 14 Credentials.new(Aws::CredentialProviderChain.new(mock_configuration).resolve)
  51. end
  52. 7 def region(profile)
  53. # https://github.com/aws/aws-sdk-ruby/blob/version-3/gems/aws-sdk-core/lib/aws-sdk-core/plugins/regional_endpoint.rb#L62
  54. 14 keys = %w[AWS_REGION AMAZON_REGION AWS_DEFAULT_REGION]
  55. 14 env_region = ENV.values_at(*keys).compact.first
  56. 14 env_region = nil if env_region == ""
  57. 14 cfg_region = Aws.shared_config.region(profile: profile)
  58. 14 env_region || cfg_region
  59. end
  60. end
  61. # adds support for the following options:
  62. #
  63. # :aws_profile :: AWS account profile to retrieve credentials from.
  64. 7 module OptionsMethods
  65. 7 def option_aws_profile(value)
  66. 70 String(value)
  67. end
  68. end
  69. 7 module InstanceMethods
  70. #
  71. # aws_authentication
  72. # aws_authentication(credentials: Aws::Credentials.new('akid', 'secret'))
  73. # aws_authentication()
  74. #
  75. 7 def aws_sdk_authentication(
  76. credentials: AwsSdkAuthentication.credentials(@options.aws_profile),
  77. region: AwsSdkAuthentication.region(@options.aws_profile),
  78. **options
  79. )
  80. 14 aws_sigv4_authentication(
  81. credentials: credentials,
  82. region: region,
  83. provider_prefix: "aws",
  84. header_provider_field: "amz",
  85. **options
  86. )
  87. end
  88. 7 alias_method :aws_auth, :aws_sdk_authentication
  89. end
  90. end
  91. 7 register_plugin :aws_sdk_authentication, AwsSdkAuthentication
  92. end
  93. end

lib/httpx/plugins/aws_sigv4.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds AWS Sigv4 authentication.
  6. #
  7. # https://docs.aws.amazon.com/IAM/latest/UserGuide/signing-elements.html
  8. #
  9. # https://gitlab.com/os85/httpx/wikis/AWS-SigV4
  10. #
  11. 7 module AWSSigV4
  12. 7 Credentials = Struct.new(:username, :password, :security_token)
  13. # Signs requests using the AWS sigv4 signing.
  14. 7 class Signer
  15. 7 def initialize(
  16. service:,
  17. region:,
  18. credentials: nil,
  19. username: nil,
  20. password: nil,
  21. security_token: nil,
  22. provider_prefix: "aws",
  23. header_provider_field: "amz",
  24. unsigned_headers: [],
  25. apply_checksum_header: true,
  26. algorithm: "SHA256"
  27. )
  28. 133 @credentials = credentials || Credentials.new(username, password, security_token)
  29. 133 @service = service
  30. 133 @region = region
  31. 133 @unsigned_headers = Set.new(unsigned_headers.map(&:downcase))
  32. 133 @unsigned_headers << "authorization"
  33. 133 @unsigned_headers << "x-amzn-trace-id"
  34. 133 @unsigned_headers << "expect"
  35. 133 @apply_checksum_header = apply_checksum_header
  36. 133 @provider_prefix = provider_prefix
  37. 133 @header_provider_field = header_provider_field
  38. 133 @algorithm = algorithm
  39. end
  40. 7 def sign!(request)
  41. 133 lower_provider_prefix = "#{@provider_prefix}4"
  42. 133 upper_provider_prefix = lower_provider_prefix.upcase
  43. 133 downcased_algorithm = @algorithm.downcase
  44. 133 datetime = (request.headers["x-#{@header_provider_field}-date"] ||= Time.now.utc.strftime("%Y%m%dT%H%M%SZ"))
  45. 133 date = datetime[0, 8]
  46. 133 content_hashed = request.headers["x-#{@header_provider_field}-content-#{downcased_algorithm}"] || hexdigest(request.body)
  47. 126 request.headers["x-#{@header_provider_field}-content-#{downcased_algorithm}"] ||= content_hashed if @apply_checksum_header
  48. 126 request.headers["x-#{@header_provider_field}-security-token"] ||= @credentials.security_token if @credentials.security_token
  49. 126 signature_headers = request.headers.each.reject do |k, _|
  50. 861 @unsigned_headers.include?(k)
  51. end
  52. # aws sigv4 needs to declare the host, regardless of protocol version
  53. 126 signature_headers << ["host", request.authority] unless request.headers.key?("host")
  54. 126 signature_headers.sort_by!(&:first)
  55. 126 signed_headers = signature_headers.map(&:first).join(";")
  56. 126 canonical_headers = signature_headers.map do |k, v|
  57. # eliminate whitespace between value fields, unless it's a quoted value
  58. 847 "#{k}:#{v.start_with?("\"") && v.end_with?("\"") ? v : v.gsub(/\s+/, " ").strip}\n"
  59. end.join
  60. # canonical request
  61. 126 creq = "#{request.verb}" \
  62. "\n#{request.canonical_path}" \
  63. "\n#{request.canonical_query}" \
  64. "\n#{canonical_headers}" \
  65. "\n#{signed_headers}" \
  66. "\n#{content_hashed}"
  67. 126 credential_scope = "#{date}" \
  68. "/#{@region}" \
  69. "/#{@service}" \
  70. "/#{lower_provider_prefix}_request"
  71. 126 algo_line = "#{upper_provider_prefix}-HMAC-#{@algorithm}"
  72. # string to sign
  73. 126 sts = "#{algo_line}" \
  74. "\n#{datetime}" \
  75. "\n#{credential_scope}" \
  76. "\n#{OpenSSL::Digest.new(@algorithm).hexdigest(creq)}"
  77. # signature
  78. 126 k_date = hmac("#{upper_provider_prefix}#{@credentials.password}", date)
  79. 126 k_region = hmac(k_date, @region)
  80. 126 k_service = hmac(k_region, @service)
  81. 126 k_credentials = hmac(k_service, "#{lower_provider_prefix}_request")
  82. 126 sig = hexhmac(k_credentials, sts)
  83. 126 credential = "#{@credentials.username}/#{credential_scope}"
  84. # apply signature
  85. 126 request.headers["authorization"] =
  86. "#{algo_line} " \
  87. "Credential=#{credential}, " \
  88. "SignedHeaders=#{signed_headers}, " \
  89. "Signature=#{sig}"
  90. end
  91. 7 private
  92. 7 def hexdigest(value)
  93. 126 digest = OpenSSL::Digest.new(@algorithm)
  94. 126 if value.respond_to?(:read)
  95. 28 if value.respond_to?(:to_path)
  96. # files, pathnames
  97. 7 digest.file(value.to_path).hexdigest
  98. else
  99. # gzipped request bodies
  100. 21 raise Error, "request body must be rewindable" unless value.respond_to?(:rewind)
  101. 21 buffer = Tempfile.new("httpx", encoding: Encoding::BINARY, mode: File::RDWR)
  102. 2 begin
  103. 21 IO.copy_stream(value, buffer)
  104. 21 buffer.flush
  105. 21 digest.file(buffer.to_path).hexdigest
  106. ensure
  107. 21 value.rewind
  108. 21 buffer.close
  109. 21 buffer.unlink
  110. end
  111. end
  112. else
  113. # error on endless generators
  114. 98 raise Error, "hexdigest for endless enumerators is not supported" if value.unbounded_body?
  115. 91 mb_buffer = value.each.with_object("".b) do |chunk, b|
  116. 49 b << chunk
  117. 49 break if b.bytesize >= 1024 * 1024
  118. end
  119. 91 digest.hexdigest(mb_buffer)
  120. end
  121. end
  122. 7 def hmac(key, value)
  123. 504 OpenSSL::HMAC.digest(OpenSSL::Digest.new(@algorithm), key, value)
  124. end
  125. 7 def hexhmac(key, value)
  126. 126 OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new(@algorithm), key, value)
  127. end
  128. end
  129. 7 class << self
  130. 7 def load_dependencies(*)
  131. 133 require "set"
  132. 133 require "digest/sha2"
  133. 133 require "cgi/escape"
  134. end
  135. 7 def configure(klass)
  136. 133 klass.plugin(:expect)
  137. end
  138. end
  139. # adds support for the following options:
  140. #
  141. # :sigv4_signer :: instance of HTTPX::Plugins::AWSSigV4 used to sign requests.
  142. 7 module OptionsMethods
  143. 7 def option_sigv4_signer(value)
  144. 280 value.is_a?(Signer) ? value : Signer.new(value)
  145. end
  146. end
  147. 7 module InstanceMethods
  148. 7 def aws_sigv4_authentication(**options)
  149. 133 with(sigv4_signer: Signer.new(**options))
  150. end
  151. 7 def build_request(*)
  152. 133 request = super
  153. 133 return request if request.headers.key?("authorization")
  154. 133 signer = request.options.sigv4_signer
  155. 133 return request unless signer
  156. 133 signer.sign!(request)
  157. 126 request
  158. end
  159. end
  160. 7 module RequestMethods
  161. 7 def canonical_path
  162. 126 path = uri.path.dup
  163. 126 path << "/" if path.empty?
  164. 154 path.gsub(%r{[^/]+}) { |part| CGI.escape(part.encode("UTF-8")).gsub("+", "%20").gsub("%7E", "~") }
  165. end
  166. 7 def canonical_query
  167. 154 params = query.split("&")
  168. # params = params.map { |p| p.match(/=/) ? p : p + '=' }
  169. # From: https://docs.aws.amazon.com/IAM/latest/UserGuide/create-signed-request.html#create-canonical-request
  170. # Sort the parameter names by character code point in ascending order.
  171. # Parameters with duplicate names should be sorted by value.
  172. #
  173. # Default sort <=> in JRuby will swap members
  174. # occasionally when <=> is 0 (considered still sorted), but this
  175. # causes our normalized query string to not match the sent querystring.
  176. # When names match, we then sort by their values. When values also
  177. # match then we sort by their original order
  178. 154 params.each.with_index.sort do |a, b|
  179. 56 a, a_offset = a
  180. 56 b, b_offset = b
  181. 56 a_name, a_value = a.split("=", 2)
  182. 56 b_name, b_value = b.split("=", 2)
  183. 56 if a_name == b_name
  184. 28 if a_value == b_value
  185. 14 a_offset <=> b_offset
  186. else
  187. 14 a_value <=> b_value
  188. end
  189. else
  190. 28 a_name <=> b_name
  191. end
  192. end.map(&:first).join("&")
  193. end
  194. end
  195. end
  196. 7 register_plugin :aws_sigv4, AWSSigV4
  197. end
  198. end

lib/httpx/plugins/basic_auth.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds helper methods to implement HTTP Basic Auth (https://datatracker.ietf.org/doc/html/rfc7617)
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/Auth#basic-auth
  8. #
  9. 7 module BasicAuth
  10. 7 class << self
  11. 7 def load_dependencies(_klass)
  12. 98 require_relative "auth/basic"
  13. end
  14. 7 def configure(klass)
  15. 98 klass.plugin(:auth)
  16. end
  17. end
  18. 7 module InstanceMethods
  19. 7 def basic_auth(user, password)
  20. 112 authorization(Authentication::Basic.new(user, password).authenticate)
  21. end
  22. end
  23. end
  24. 7 register_plugin :basic_auth, BasicAuth
  25. end
  26. end

lib/httpx/plugins/brotli.rb

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  1. # frozen_string_literal: true
  2. 6 module HTTPX
  3. 6 module Plugins
  4. 6 module Brotli
  5. 6 class Deflater < Transcoder::Deflater
  6. 6 def deflate(chunk)
  7. 24 return unless chunk
  8. 12 ::Brotli.deflate(chunk)
  9. end
  10. end
  11. 6 module RequestBodyClassMethods
  12. 6 def initialize_deflater_body(body, encoding)
  13. 24 return Brotli.encode(body) if encoding == "br"
  14. 12 super
  15. end
  16. end
  17. 6 module ResponseBodyClassMethods
  18. 6 def initialize_inflater_by_encoding(encoding, response, **kwargs)
  19. 24 return Brotli.decode(response, **kwargs) if encoding == "br"
  20. 12 super
  21. end
  22. end
  23. 6 module_function
  24. 6 def load_dependencies(*)
  25. 24 require "brotli"
  26. end
  27. 6 def self.extra_options(options)
  28. 24 options.merge(supported_compression_formats: %w[br] + options.supported_compression_formats)
  29. end
  30. 6 def encode(body)
  31. 12 Deflater.new(body)
  32. end
  33. 6 def decode(_response, **)
  34. 12 ::Brotli.method(:inflate)
  35. end
  36. end
  37. 6 register_plugin :brotli, Brotli
  38. end
  39. end

lib/httpx/plugins/callbacks.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Plugins
  4. #
  5. # This plugin adds suppoort for callbacks around the request/response lifecycle.
  6. #
  7. # https://gitlab.com/os85/httpx/-/wikis/Events
  8. #
  9. 26 module Callbacks
  10. 26 CALLBACKS = %i[
  11. connection_opened connection_closed
  12. request_error
  13. request_started request_body_chunk request_completed
  14. response_started response_body_chunk response_completed
  15. ].freeze
  16. # connection closed user-space errors happen after errors can be surfaced to requests,
  17. # so they need to pierce through the scheduler, which is only possible by simulating an
  18. # interrupt.
  19. 26 class CallbackError < Exception; end # rubocop:disable Lint/InheritException
  20. 26 module InstanceMethods
  21. 26 include HTTPX::Callbacks
  22. 26 CALLBACKS.each do |meth|
  23. 234 class_eval(<<-MOD, __FILE__, __LINE__ + 1)
  24. def on_#{meth}(&blk) # def on_connection_opened(&blk)
  25. on(:#{meth}, &blk) # on(:connection_opened, &blk)
  26. self # self
  27. end # end
  28. MOD
  29. end
  30. 26 def plugin(*args, &blk)
  31. super(*args).tap do |sess|
  32. CALLBACKS.each do |cb|
  33. next unless callbacks_for?(cb)
  34. sess.callbacks(cb).concat(callbacks(cb))
  35. end
  36. sess.wrap(&blk) if blk
  37. end
  38. end
  39. 26 private
  40. 26 def branch(options, &blk)
  41. 28 super(options).tap do |sess|
  42. 28 CALLBACKS.each do |cb|
  43. 252 next unless callbacks_for?(cb)
  44. 14 sess.callbacks(cb).concat(callbacks(cb))
  45. end
  46. 28 sess.wrap(&blk) if blk
  47. end
  48. end
  49. 26 def do_init_connection(connection, selector)
  50. 197 super
  51. 197 connection.on(:open) do
  52. 171 next unless connection.current_session == self
  53. 171 emit_or_callback_error(:connection_opened, connection.origin, connection.io.socket)
  54. end
  55. 197 connection.on(:close) do
  56. 185 next unless connection.current_session == self
  57. 185 emit_or_callback_error(:connection_closed, connection.origin) if connection.used?
  58. end
  59. 197 connection
  60. end
  61. 26 def set_request_callbacks(request)
  62. 199 super
  63. 199 request.on(:headers) do
  64. 157 emit_or_callback_error(:request_started, request)
  65. end
  66. 199 request.on(:body_chunk) do |chunk|
  67. 14 emit_or_callback_error(:request_body_chunk, request, chunk)
  68. end
  69. 199 request.on(:done) do
  70. 143 emit_or_callback_error(:request_completed, request)
  71. end
  72. 199 request.on(:response_started) do |res|
  73. 157 if res.is_a?(Response)
  74. 129 emit_or_callback_error(:response_started, request, res)
  75. 115 res.on(:chunk_received) do |chunk|
  76. 141 emit_or_callback_error(:response_body_chunk, request, res, chunk)
  77. end
  78. else
  79. 28 emit_or_callback_error(:request_error, request, res.error)
  80. end
  81. end
  82. 199 request.on(:response) do |res|
  83. 115 emit_or_callback_error(:response_completed, request, res)
  84. end
  85. end
  86. 26 def emit_or_callback_error(*args)
  87. 1069 emit(*args)
  88. rescue StandardError => e
  89. 112 ex = CallbackError.new(e.message)
  90. 112 ex.set_backtrace(e.backtrace)
  91. 112 raise ex
  92. end
  93. 26 def receive_requests(*)
  94. 199 super
  95. rescue CallbackError => e
  96. 105 raise e.cause
  97. end
  98. 26 def close(*)
  99. 197 super
  100. rescue CallbackError => e
  101. 7 raise e.cause
  102. end
  103. end
  104. end
  105. 26 register_plugin :callbacks, Callbacks
  106. end
  107. end

lib/httpx/plugins/circuit_breaker.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin implements a circuit breaker around connection errors.
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/Circuit-Breaker
  8. #
  9. 7 module CircuitBreaker
  10. 7 using URIExtensions
  11. 7 def self.load_dependencies(*)
  12. 49 require_relative "circuit_breaker/circuit"
  13. 49 require_relative "circuit_breaker/circuit_store"
  14. end
  15. 7 def self.extra_options(options)
  16. 49 options.merge(
  17. circuit_breaker_max_attempts: 3,
  18. circuit_breaker_reset_attempts_in: 60,
  19. circuit_breaker_break_in: 60,
  20. circuit_breaker_half_open_drip_rate: 1
  21. )
  22. end
  23. 7 module InstanceMethods
  24. 7 include HTTPX::Callbacks
  25. 7 def initialize(*)
  26. 49 super
  27. 49 @circuit_store = CircuitStore.new(@options)
  28. end
  29. 7 %i[circuit_open].each do |meth|
  30. 7 class_eval(<<-MOD, __FILE__, __LINE__ + 1)
  31. def on_#{meth}(&blk) # def on_circuit_open(&blk)
  32. on(:#{meth}, &blk) # on(:circuit_open, &blk)
  33. self # self
  34. end # end
  35. MOD
  36. end
  37. 7 private
  38. 7 def send_requests(*requests)
  39. # @type var short_circuit_responses: Array[response]
  40. 196 short_circuit_responses = []
  41. # run all requests through the circuit breaker, see if the circuit is
  42. # open for any of them.
  43. 196 real_requests = requests.each_with_index.with_object([]) do |(req, idx), real_reqs|
  44. 196 short_circuit_response = @circuit_store.try_respond(req)
  45. 196 if short_circuit_response.nil?
  46. 154 real_reqs << req
  47. 154 next
  48. end
  49. 42 short_circuit_responses[idx] = short_circuit_response
  50. end
  51. # run requests for the remainder
  52. 196 unless real_requests.empty?
  53. 154 responses = super(*real_requests)
  54. 154 real_requests.each_with_index do |request, idx|
  55. 154 short_circuit_responses[requests.index(request)] = responses[idx]
  56. end
  57. end
  58. 196 short_circuit_responses
  59. end
  60. 7 def set_request_callbacks(request)
  61. 196 super
  62. 196 request.on(:response) do |response|
  63. 154 emit(:circuit_open, request) if try_circuit_open(request, response)
  64. end
  65. end
  66. 7 def try_circuit_open(request, response)
  67. 154 if response.is_a?(ErrorResponse)
  68. 112 case response.error
  69. when RequestTimeoutError
  70. 70 @circuit_store.try_open(request.uri, response)
  71. else
  72. 42 @circuit_store.try_open(request.origin, response)
  73. end
  74. 42 elsif (break_on = request.options.circuit_breaker_break_on) && break_on.call(response)
  75. 14 @circuit_store.try_open(request.uri, response)
  76. else
  77. 28 @circuit_store.try_close(request.uri)
  78. 8 nil
  79. end
  80. end
  81. end
  82. # adds support for the following options:
  83. #
  84. # :circuit_breaker_max_attempts :: the number of attempts the circuit allows, before it is opened (defaults to <tt>3</tt>).
  85. # :circuit_breaker_reset_attempts_in :: the time a circuit stays open at most, before it resets (defaults to <tt>60</tt>).
  86. # :circuit_breaker_break_on :: callable defining an alternative rule for a response to break
  87. # (i.e. <tt>->(res) { res.status == 429 } </tt>)
  88. # :circuit_breaker_break_in :: the time that must elapse before an open circuit can transit to the half-open state
  89. # (defaults to <tt><60</tt>).
  90. # :circuit_breaker_half_open_drip_rate :: the rate of requests a circuit allows to be performed when in an half-open state
  91. # (defaults to <tt>1</tt>).
  92. 7 module OptionsMethods
  93. 7 def option_circuit_breaker_max_attempts(value)
  94. 98 attempts = Integer(value)
  95. 98 raise TypeError, ":circuit_breaker_max_attempts must be positive" unless attempts.positive?
  96. 98 attempts
  97. end
  98. 7 def option_circuit_breaker_reset_attempts_in(value)
  99. 56 timeout = Float(value)
  100. 56 raise TypeError, ":circuit_breaker_reset_attempts_in must be positive" unless timeout.positive?
  101. 56 timeout
  102. end
  103. 7 def option_circuit_breaker_break_in(value)
  104. 77 timeout = Float(value)
  105. 77 raise TypeError, ":circuit_breaker_break_in must be positive" unless timeout.positive?
  106. 77 timeout
  107. end
  108. 7 def option_circuit_breaker_half_open_drip_rate(value)
  109. 77 ratio = Float(value)
  110. 77 raise TypeError, ":circuit_breaker_half_open_drip_rate must be a number between 0 and 1" unless (0..1).cover?(ratio)
  111. 77 ratio
  112. end
  113. 7 def option_circuit_breaker_break_on(value)
  114. 14 raise TypeError, ":circuit_breaker_break_on must be called with the response" unless value.respond_to?(:call)
  115. 14 value
  116. end
  117. end
  118. end
  119. 7 register_plugin :circuit_breaker, CircuitBreaker
  120. end
  121. end

lib/httpx/plugins/circuit_breaker/circuit.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins::CircuitBreaker
  4. #
  5. # A circuit is assigned to a given absoolute url or origin.
  6. #
  7. # It sets +max_attempts+, the number of attempts the circuit allows, before it is opened.
  8. # It sets +reset_attempts_in+, the time a circuit stays open at most, before it resets.
  9. # It sets +break_in+, the time that must elapse before an open circuit can transit to the half-open state.
  10. # It sets +circuit_breaker_half_open_drip_rate+, the rate of requests a circuit allows to be performed when in an half-open state.
  11. #
  12. 7 class Circuit
  13. 7 def initialize(max_attempts, reset_attempts_in, break_in, circuit_breaker_half_open_drip_rate)
  14. 49 @max_attempts = max_attempts
  15. 49 @reset_attempts_in = reset_attempts_in
  16. 49 @break_in = break_in
  17. 49 @circuit_breaker_half_open_drip_rate = circuit_breaker_half_open_drip_rate
  18. 49 @attempts = 0
  19. 49 total_real_attempts = @max_attempts * @circuit_breaker_half_open_drip_rate
  20. 49 @drip_factor = (@max_attempts / total_real_attempts).round
  21. 49 @state = :closed
  22. end
  23. 7 def respond
  24. 196 try_close
  25. 196 case @state
  26. when :closed
  27. 34 nil
  28. when :half_open
  29. 49 @attempts += 1
  30. # do real requests while drip rate valid
  31. 49 if (@real_attempts % @drip_factor).zero?
  32. 35 @real_attempts += 1
  33. 35 return
  34. end
  35. 14 @response
  36. when :open
  37. 28 @response
  38. end
  39. end
  40. 7 def try_open(response)
  41. 126 case @state
  42. when :closed
  43. 105 now = Utils.now
  44. 105 if @attempts.positive?
  45. # reset if error happened long ago
  46. 42 @attempts = 0 if now - @attempted_at > @reset_attempts_in
  47. else
  48. 63 @attempted_at = now
  49. end
  50. 105 @attempts += 1
  51. 105 return unless @attempts >= @max_attempts
  52. 56 @state = :open
  53. 56 @opened_at = now
  54. 56 @response = response
  55. when :half_open
  56. # open immediately
  57. 21 @state = :open
  58. 21 @attempted_at = @opened_at = Utils.now
  59. 21 @response = response
  60. end
  61. end
  62. 7 def try_close
  63. 224 case @state
  64. when :closed
  65. 34 nil
  66. when :half_open
  67. # do not close circuit unless attempts exhausted
  68. 42 return unless @attempts >= @max_attempts
  69. # reset!
  70. 14 @attempts = 0
  71. 14 @opened_at = @attempted_at = @response = nil
  72. 14 @state = :closed
  73. when :open
  74. 63 if Utils.elapsed_time(@opened_at) > @break_in
  75. 35 @state = :half_open
  76. 35 @attempts = 0
  77. 35 @real_attempts = 0
  78. end
  79. end
  80. end
  81. end
  82. end
  83. end

lib/httpx/plugins/circuit_breaker/circuit_store.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX::Plugins::CircuitBreaker
  3. 7 using HTTPX::URIExtensions
  4. 7 class CircuitStore
  5. 7 def initialize(options)
  6. 49 @circuits = Hash.new do |h, k|
  7. 49 h[k] = Circuit.new(
  8. options.circuit_breaker_max_attempts,
  9. options.circuit_breaker_reset_attempts_in,
  10. options.circuit_breaker_break_in,
  11. options.circuit_breaker_half_open_drip_rate
  12. )
  13. end
  14. 49 @circuits_mutex = Thread::Mutex.new
  15. end
  16. 7 def try_open(uri, response)
  17. 252 circuit = @circuits_mutex.synchronize { get_circuit_for_uri(uri) }
  18. 126 circuit.try_open(response)
  19. end
  20. 7 def try_close(uri)
  21. 28 circuit = @circuits_mutex.synchronize do
  22. 28 return unless @circuits.key?(uri.origin) || @circuits.key?(uri.to_s)
  23. 28 get_circuit_for_uri(uri)
  24. end
  25. 28 circuit.try_close
  26. end
  27. # if circuit is open, it'll respond with the stored response.
  28. # if not, nil.
  29. 7 def try_respond(request)
  30. 392 circuit = @circuits_mutex.synchronize { get_circuit_for_uri(request.uri) }
  31. 196 circuit.respond
  32. end
  33. 7 private
  34. 7 def get_circuit_for_uri(uri)
  35. 350 if uri.respond_to?(:origin) && @circuits.key?(uri.origin)
  36. 252 @circuits[uri.origin]
  37. else
  38. 98 @circuits[uri.to_s]
  39. end
  40. end
  41. end
  42. end

lib/httpx/plugins/content_digest.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds `Content-Digest` headers to requests
  6. # and can validate these headers on responses
  7. #
  8. # https://datatracker.ietf.org/doc/html/rfc9530
  9. #
  10. 7 module ContentDigest
  11. 7 class Error < HTTPX::Error; end
  12. # Error raised on response "content-digest" header validation.
  13. 7 class ValidationError < Error
  14. 7 attr_reader :response
  15. 7 def initialize(message, response)
  16. 42 super(message)
  17. 42 @response = response
  18. end
  19. end
  20. 7 class MissingContentDigestError < ValidationError; end
  21. 7 class InvalidContentDigestError < ValidationError; end
  22. 1 SUPPORTED_ALGORITHMS = {
  23. 6 "sha-256" => OpenSSL::Digest::SHA256,
  24. "sha-512" => OpenSSL::Digest::SHA512,
  25. }.freeze
  26. 7 class << self
  27. 7 def extra_options(options)
  28. 182 options.merge(encode_content_digest: true, validate_content_digest: false, content_digest_algorithm: "sha-256")
  29. end
  30. end
  31. # add support for the following options:
  32. #
  33. # :content_digest_algorithm :: the digest algorithm to use. Currently supports `sha-256` and `sha-512`. (defaults to `sha-256`)
  34. # :encode_content_digest :: whether a <tt>Content-Digest</tt> header should be computed for the request;
  35. # can also be a callable object (i.e. <tt>->(req) { ... }</tt>, defaults to <tt>true</tt>)
  36. # :validate_content_digest :: whether a <tt>Content-Digest</tt> header in the response should be validated;
  37. # can also be a callable object (i.e. <tt>->(res) { ... }</tt>, defaults to <tt>false</tt>)
  38. 7 module OptionsMethods
  39. 7 def option_content_digest_algorithm(value)
  40. 189 raise TypeError, ":content_digest_algorithm must be one of 'sha-256', 'sha-512'" unless SUPPORTED_ALGORITHMS.key?(value)
  41. 189 value
  42. end
  43. 7 def option_encode_content_digest(value)
  44. 182 value
  45. end
  46. 7 def option_validate_content_digest(value)
  47. 126 value
  48. end
  49. end
  50. 7 module ResponseBodyMethods
  51. 7 attr_reader :content_digest_buffer
  52. 7 def initialize(response, options)
  53. 154 super
  54. 154 return unless response.headers.key?("content-digest")
  55. 112 should_validate = options.validate_content_digest
  56. 112 should_validate = should_validate.call(response) if should_validate.respond_to?(:call)
  57. 112 return unless should_validate
  58. 98 @content_digest_buffer = Response::Buffer.new(
  59. threshold_size: @options.body_threshold_size,
  60. bytesize: @length,
  61. encoding: @encoding
  62. )
  63. end
  64. 7 def write(chunk)
  65. 254 @content_digest_buffer.write(chunk) if @content_digest_buffer
  66. 254 super
  67. end
  68. 7 def close
  69. 98 if @content_digest_buffer
  70. 98 @content_digest_buffer.close
  71. 98 @content_digest_buffer = nil
  72. end
  73. 98 super
  74. end
  75. end
  76. 7 module InstanceMethods
  77. 7 def build_request(*)
  78. 196 request = super
  79. 196 return request if request.empty?
  80. 42 return request if request.headers.key?("content-digest")
  81. 42 perform_encoding = @options.encode_content_digest
  82. 42 perform_encoding = perform_encoding.call(request) if perform_encoding.respond_to?(:call)
  83. 42 return request unless perform_encoding
  84. 35 digest = base64digest(request.body)
  85. 35 request.headers.add("content-digest", "#{@options.content_digest_algorithm}=:#{digest}:")
  86. 35 request
  87. end
  88. 7 private
  89. 7 def fetch_response(request, _, _)
  90. 507 response = super
  91. 507 return response unless response.is_a?(Response)
  92. 154 perform_validation = @options.validate_content_digest
  93. 154 perform_validation = perform_validation.call(response) if perform_validation.respond_to?(:call)
  94. 154 validate_content_digest(response) if perform_validation
  95. 112 response
  96. rescue ValidationError => e
  97. 42 ErrorResponse.new(request, e)
  98. end
  99. 7 def validate_content_digest(response)
  100. 112 content_digest_header = response.headers["content-digest"]
  101. 112 raise MissingContentDigestError.new("response is missing a `content-digest` header", response) unless content_digest_header
  102. 98 digests = extract_content_digests(content_digest_header)
  103. 98 included_algorithms = SUPPORTED_ALGORITHMS.keys & digests.keys
  104. 98 raise MissingContentDigestError.new("unsupported algorithms: #{digests.keys.join(", ")}", response) if included_algorithms.empty?
  105. 98 content_buffer = response.body.content_digest_buffer
  106. 98 included_algorithms.each do |algorithm|
  107. 98 digest = SUPPORTED_ALGORITHMS.fetch(algorithm).new
  108. 98 digest_received = digests[algorithm]
  109. digest_computed =
  110. 97 if content_buffer.respond_to?(:to_path)
  111. 14 content_buffer.flush
  112. 14 digest.file(content_buffer.to_path).base64digest
  113. else
  114. 84 digest.base64digest(content_buffer.to_s)
  115. end
  116. raise InvalidContentDigestError.new("#{algorithm} digest does not match content",
  117. 97 response) unless digest_received == digest_computed
  118. end
  119. end
  120. 7 def extract_content_digests(header)
  121. 98 header.split(",").to_h do |entry|
  122. 112 algorithm, digest = entry.split("=", 2)
  123. 112 raise Error, "#{entry} is an invalid digest format" unless algorithm && digest
  124. 112 [algorithm, digest.byteslice(1..-2)]
  125. end
  126. end
  127. 7 def base64digest(body)
  128. 35 digest = SUPPORTED_ALGORITHMS.fetch(@options.content_digest_algorithm).new
  129. 35 if body.respond_to?(:read)
  130. 28 if body.respond_to?(:to_path)
  131. 7 digest.file(body.to_path).base64digest
  132. else
  133. 21 raise ContentDigestError, "request body must be rewindable" unless body.respond_to?(:rewind)
  134. 21 buffer = Tempfile.new("httpx", encoding: Encoding::BINARY, mode: File::RDWR)
  135. 2 begin
  136. 21 IO.copy_stream(body, buffer)
  137. 21 buffer.flush
  138. 21 digest.file(buffer.to_path).base64digest
  139. ensure
  140. 21 body.rewind
  141. 21 buffer.close
  142. 21 buffer.unlink
  143. end
  144. end
  145. else
  146. 7 raise ContentDigestError, "base64digest for endless enumerators is not supported" if body.unbounded_body?
  147. 7 buffer = "".b
  148. 14 body.each { |chunk| buffer << chunk }
  149. 7 digest.base64digest(buffer)
  150. end
  151. end
  152. end
  153. end
  154. 7 register_plugin :content_digest, ContentDigest
  155. end
  156. end

lib/httpx/plugins/cookies.rb

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  1. # frozen_string_literal: true
  2. 7 require "forwardable"
  3. 7 module HTTPX
  4. 7 module Plugins
  5. #
  6. # This plugin implements a persistent cookie jar for the duration of a session.
  7. #
  8. # It also adds a *#cookies* helper, so that you can pre-fill the cookies of a session.
  9. #
  10. # https://gitlab.com/os85/httpx/wikis/Cookies
  11. #
  12. 7 module Cookies
  13. 7 def self.load_dependencies(*)
  14. 126 require "httpx/plugins/cookies/jar"
  15. 126 require "httpx/plugins/cookies/cookie"
  16. 126 require "httpx/plugins/cookies/set_cookie_parser"
  17. end
  18. 7 module InstanceMethods
  19. 7 extend Forwardable
  20. 7 def_delegator :@options, :cookies
  21. 7 def initialize(options = {}, &blk)
  22. 252 super({ cookies: Jar.new }.merge(options), &blk)
  23. end
  24. 7 def wrap
  25. 14 return super unless block_given?
  26. 14 super do |session|
  27. 14 old_cookies_jar = @options.cookies.dup
  28. 1 begin
  29. 14 yield session
  30. ensure
  31. 14 @options = @options.merge(cookies: old_cookies_jar)
  32. end
  33. end
  34. end
  35. 7 def build_request(*)
  36. 280 request = super
  37. 280 request.headers.set_cookie(request.options.cookies[request.uri])
  38. 280 request
  39. end
  40. 7 private
  41. 7 def set_request_callbacks(request)
  42. 280 super
  43. 280 request.on(:response) do |response|
  44. 280 next unless response && response.respond_to?(:headers) && (set_cookie = response.headers["set-cookie"])
  45. 56 log { "cookies: set-cookie is over #{Cookie::MAX_LENGTH}" } if set_cookie.bytesize > Cookie::MAX_LENGTH
  46. 56 @options.cookies.parse(set_cookie)
  47. end
  48. end
  49. end
  50. 7 module HeadersMethods
  51. 7 def set_cookie(cookies)
  52. 280 return if cookies.empty?
  53. 238 header_value = cookies.sort.join("; ")
  54. 238 add("cookie", header_value)
  55. end
  56. end
  57. # adds support for the following options:
  58. #
  59. # :cookies :: cookie jar for the session (can be a Hash, an Array, an instance of HTTPX::Plugins::Cookies::CookieJar)
  60. 7 module OptionsMethods
  61. 7 def option_headers(*)
  62. 280 value = super
  63. 280 merge_cookie_in_jar(value.delete("cookie"), @cookies) if defined?(@cookies) && value.key?("cookie")
  64. 280 value
  65. end
  66. 7 def option_cookies(value)
  67. 420 jar = value.is_a?(Jar) ? value : Jar.new(value)
  68. 420 merge_cookie_in_jar(@headers.delete("cookie"), jar) if defined?(@headers) && @headers.key?("cookie")
  69. 420 jar
  70. end
  71. 7 private
  72. 7 def merge_cookie_in_jar(cookies, jar)
  73. 14 cookies.each do |ck|
  74. 14 ck.split(/ *; */).each do |cookie|
  75. 28 name, value = cookie.split("=", 2)
  76. 28 jar.add(Cookie.new(name, value))
  77. end
  78. end
  79. end
  80. end
  81. end
  82. 7 register_plugin :cookies, Cookies
  83. end
  84. end

lib/httpx/plugins/cookies/cookie.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins::Cookies
  4. # The HTTP Cookie.
  5. #
  6. # Contains the single cookie info: name, value and attributes.
  7. 7 class Cookie
  8. 7 include Comparable
  9. # Maximum number of bytes per cookie (RFC 6265 6.1 requires 4096 at
  10. # least)
  11. 7 MAX_LENGTH = 4096
  12. 7 attr_reader :domain, :path, :name, :value, :created_at
  13. 7 def path=(path)
  14. 161 path = String(path)
  15. 161 @path = path.start_with?("/") ? path : "/"
  16. end
  17. # See #domain.
  18. 7 def domain=(domain)
  19. 35 domain = String(domain)
  20. 35 if domain.start_with?(".")
  21. 14 @for_domain = true
  22. 14 domain = domain[1..-1]
  23. end
  24. 35 return if domain.empty?
  25. 35 @domain_name = DomainName.new(domain)
  26. # RFC 6265 5.3 5.
  27. 35 @for_domain = false if @domain_name.domain.nil? # a public suffix or IP address
  28. 35 @domain = @domain_name.hostname
  29. end
  30. # Compares the cookie with another. When there are many cookies with
  31. # the same name for a URL, the value of the smallest must be used.
  32. 7 def <=>(other)
  33. # RFC 6265 5.4
  34. # Precedence: 1. longer path 2. older creation
  35. 602 (@name <=> other.name).nonzero? ||
  36. 52 (other.path.length <=> @path.length).nonzero? ||
  37. 30 (@created_at <=> other.created_at).nonzero? || 0
  38. end
  39. 7 class << self
  40. 7 def new(cookie, *args)
  41. 441 return cookie if cookie.is_a?(self)
  42. 441 super
  43. end
  44. # Tests if +target_path+ is under +base_path+ as described in RFC
  45. # 6265 5.1.4. +base_path+ must be an absolute path.
  46. # +target_path+ may be empty, in which case it is treated as the
  47. # root path.
  48. #
  49. # e.g.
  50. #
  51. # path_match?('/admin/', '/admin/index') == true
  52. # path_match?('/admin/', '/Admin/index') == false
  53. # path_match?('/admin/', '/admin/') == true
  54. # path_match?('/admin/', '/admin') == false
  55. #
  56. # path_match?('/admin', '/admin') == true
  57. # path_match?('/admin', '/Admin') == false
  58. # path_match?('/admin', '/admins') == false
  59. # path_match?('/admin', '/admin/') == true
  60. # path_match?('/admin', '/admin/index') == true
  61. 7 def path_match?(base_path, target_path)
  62. 1183 base_path.start_with?("/") || (return false)
  63. # RFC 6265 5.1.4
  64. 1183 bsize = base_path.size
  65. 1183 tsize = target_path.size
  66. 1183 return bsize == 1 if tsize.zero? # treat empty target_path as "/"
  67. 1183 return false unless target_path.start_with?(base_path)
  68. 1176 return true if bsize == tsize || base_path.end_with?("/")
  69. 14 target_path[bsize] == "/"
  70. end
  71. end
  72. 7 def initialize(arg, *attrs)
  73. 441 @created_at = Time.now
  74. 441 if attrs.empty?
  75. 21 attr_hash = Hash.try_convert(arg)
  76. else
  77. 420 @name = arg
  78. 420 @value, attr_hash = attrs
  79. 420 attr_hash = Hash.try_convert(attr_hash)
  80. end
  81. attr_hash.each do |key, val|
  82. 273 key = key.downcase.tr("-", "_").to_sym unless key.is_a?(Symbol)
  83. 273 case key
  84. when :domain, :path
  85. 173 __send__(:"#{key}=", val)
  86. else
  87. 77 instance_variable_set(:"@#{key}", val)
  88. end
  89. 440 end if attr_hash
  90. 441 @path ||= "/"
  91. 441 raise ArgumentError, "name must be specified" if @name.nil?
  92. 441 @name = @name.to_s
  93. end
  94. 7 def expires
  95. 665 @expires || (@created_at && @max_age ? @created_at + @max_age : nil)
  96. end
  97. 7 def expired?(time = Time.now)
  98. 637 return false unless expires
  99. 28 expires <= time
  100. end
  101. # Returns a string for use in the Cookie header, i.e. `name=value`
  102. # or `name="value"`.
  103. 7 def cookie_value
  104. 483 "#{@name}=#{Scanner.quote(@value.to_s)}"
  105. end
  106. 7 alias_method :to_s, :cookie_value
  107. # Tests if it is OK to send this cookie to a given `uri`. A
  108. # RuntimeError is raised if the cookie's domain is unknown.
  109. 7 def valid_for_uri?(uri)
  110. 623 uri = URI(uri)
  111. # RFC 6265 5.4
  112. 623 return false if @secure && uri.scheme != "https"
  113. 616 acceptable_from_uri?(uri) && Cookie.path_match?(@path, uri.path)
  114. end
  115. 7 private
  116. # Tests if it is OK to accept this cookie if it is sent from a given
  117. # URI/URL, `uri`.
  118. 7 def acceptable_from_uri?(uri)
  119. 644 uri = URI(uri)
  120. 644 host = DomainName.new(uri.host)
  121. # RFC 6265 5.3
  122. 644 if host.hostname == @domain
  123. 14 true
  124. 629 elsif @for_domain # !host-only-flag
  125. 28 host.cookie_domain?(@domain_name)
  126. else
  127. 602 @domain.nil?
  128. end
  129. end
  130. 7 module Scanner
  131. 7 RE_BAD_CHAR = /([\x00-\x20\x7F",;\\])/.freeze
  132. 7 module_function
  133. 7 def quote(s)
  134. 483 return s unless s.match(RE_BAD_CHAR)
  135. 7 "\"#{s.gsub(/([\\"])/, "\\\\\\1")}\""
  136. end
  137. end
  138. end
  139. end
  140. end

lib/httpx/plugins/cookies/jar.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins::Cookies
  4. # The Cookie Jar
  5. #
  6. # It holds a bunch of cookies.
  7. 7 class Jar
  8. 7 using URIExtensions
  9. 7 include Enumerable
  10. 7 def initialize_dup(orig)
  11. 189 super
  12. 189 @cookies = orig.instance_variable_get(:@cookies).dup
  13. end
  14. 7 def initialize(cookies = nil)
  15. 469 @cookies = []
  16. 100 cookies.each do |elem|
  17. 154 cookie = case elem
  18. when Cookie
  19. 14 elem
  20. when Array
  21. 126 Cookie.new(*elem)
  22. else
  23. 14 Cookie.new(elem)
  24. end
  25. 154 @cookies << cookie
  26. 468 end if cookies
  27. end
  28. 7 def parse(set_cookie)
  29. 126 SetCookieParser.call(set_cookie) do |name, value, attrs|
  30. 182 add(Cookie.new(name, value, attrs))
  31. end
  32. end
  33. 7 def add(cookie, path = nil)
  34. 399 c = cookie.dup
  35. 399 c.path = path if path && c.path == "/"
  36. # If the user agent receives a new cookie with the same cookie-name, domain-value, and path-value
  37. # as a cookie that it has already stored, the existing cookie is evicted and replaced with the new cookie.
  38. 756 @cookies.delete_if { |ck| ck.name == c.name && ck.domain == c.domain && ck.path == c.path }
  39. 399 @cookies << c
  40. end
  41. 7 def [](uri)
  42. 413 each(uri).sort
  43. end
  44. 7 def each(uri = nil, &blk)
  45. 1036 return enum_for(__method__, uri) unless blk
  46. 595 return @cookies.each(&blk) unless uri
  47. 413 now = Time.now
  48. 413 tpath = uri.path
  49. 413 @cookies.delete_if do |cookie|
  50. 637 if cookie.expired?(now)
  51. 14 true
  52. else
  53. 623 yield cookie if cookie.valid_for_uri?(uri) && Cookie.path_match?(cookie.path, tpath)
  54. 623 false
  55. end
  56. end
  57. end
  58. 7 def merge(other)
  59. 175 cookies_dup = dup
  60. 175 other.each do |elem|
  61. 189 cookie = case elem
  62. when Cookie
  63. 175 elem
  64. when Array
  65. 7 Cookie.new(*elem)
  66. else
  67. 7 Cookie.new(elem)
  68. end
  69. 189 cookies_dup.add(cookie)
  70. end
  71. 175 cookies_dup
  72. end
  73. end
  74. end
  75. end

lib/httpx/plugins/cookies/set_cookie_parser.rb

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  1. # frozen_string_literal: true
  2. 7 require "strscan"
  3. 7 require "time"
  4. 7 module HTTPX
  5. 7 module Plugins::Cookies
  6. 7 module SetCookieParser
  7. # Whitespace.
  8. 7 RE_WSP = /[ \t]+/.freeze
  9. # A pattern that matches a cookie name or attribute name which may
  10. # be empty, capturing trailing whitespace.
  11. 7 RE_NAME = /(?!#{RE_WSP})[^,;\\"=]*/.freeze
  12. 7 RE_BAD_CHAR = /([\x00-\x20\x7F",;\\])/.freeze
  13. # A pattern that matches the comma in a (typically date) value.
  14. 7 RE_COOKIE_COMMA = /,(?=#{RE_WSP}?#{RE_NAME}=)/.freeze
  15. 7 module_function
  16. 7 def scan_dquoted(scanner)
  17. 14 s = +""
  18. 14 until scanner.eos?
  19. 56 break if scanner.skip(/"/)
  20. 42 if scanner.skip(/\\/)
  21. 14 s << scanner.getch
  22. 27 elsif scanner.scan(/[^"\\]+/)
  23. 28 s << scanner.matched
  24. end
  25. end
  26. 14 s
  27. end
  28. 7 def scan_value(scanner, comma_as_separator = false)
  29. 385 value = +""
  30. 385 until scanner.eos?
  31. 665 if scanner.scan(/[^,;"]+/)
  32. 378 value << scanner.matched
  33. 286 elsif scanner.skip(/"/)
  34. # RFC 6265 2.2
  35. # A cookie-value may be DQUOTE'd.
  36. 14 value << scan_dquoted(scanner)
  37. 272 elsif scanner.check(/;/)
  38. 203 break
  39. 69 elsif comma_as_separator && scanner.check(RE_COOKIE_COMMA)
  40. 56 break
  41. else
  42. 14 value << scanner.getch
  43. end
  44. end
  45. 385 value.rstrip!
  46. 385 value
  47. end
  48. 7 def scan_name_value(scanner, comma_as_separator = false)
  49. 385 name = scanner.scan(RE_NAME)
  50. 385 name.rstrip! if name
  51. 385 if scanner.skip(/=/)
  52. 378 value = scan_value(scanner, comma_as_separator)
  53. else
  54. 7 scan_value(scanner, comma_as_separator)
  55. 7 value = nil
  56. end
  57. 385 [name, value]
  58. end
  59. 7 def call(set_cookie)
  60. 126 scanner = StringScanner.new(set_cookie)
  61. # RFC 6265 4.1.1 & 5.2
  62. 126 until scanner.eos?
  63. 182 start = scanner.pos
  64. 182 len = nil
  65. 182 scanner.skip(RE_WSP)
  66. 182 name, value = scan_name_value(scanner, true)
  67. 182 value = nil if name && name.empty?
  68. 182 attrs = {}
  69. 182 until scanner.eos?
  70. 259 if scanner.skip(/,/)
  71. # The comma is used as separator for concatenating multiple
  72. # values of a header.
  73. 56 len = (scanner.pos - 1) - start
  74. 56 break
  75. 202 elsif scanner.skip(/;/)
  76. 203 scanner.skip(RE_WSP)
  77. 203 aname, avalue = scan_name_value(scanner, true)
  78. 203 next if (aname.nil? || aname.empty?) || value.nil?
  79. 203 aname.downcase!
  80. 203 case aname
  81. when "expires"
  82. 14 next unless avalue
  83. # RFC 6265 5.2.1
  84. 14 (avalue = Time.parse(avalue)) || next
  85. when "max-age"
  86. 7 next unless avalue
  87. # RFC 6265 5.2.2
  88. 7 next unless /\A-?\d+\z/.match?(avalue)
  89. 7 avalue = Integer(avalue)
  90. when "domain"
  91. # RFC 6265 5.2.3
  92. # An empty value SHOULD be ignored.
  93. 21 next if avalue.nil? || avalue.empty?
  94. when "path"
  95. # RFC 6265 5.2.4
  96. # A relative path must be ignored rather than normalizing it
  97. # to "/".
  98. 154 next unless avalue && avalue.start_with?("/")
  99. when "secure", "httponly"
  100. # RFC 6265 5.2.5, 5.2.6
  101. 6 avalue = true
  102. end
  103. 203 attrs[aname] = avalue
  104. end
  105. end
  106. 182 len ||= scanner.pos - start
  107. 182 next if len > Cookie::MAX_LENGTH
  108. 182 yield(name, value, attrs) if name && !name.empty? && value
  109. end
  110. end
  111. end
  112. end
  113. end

lib/httpx/plugins/digest_auth.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds helper methods to implement HTTP Digest Auth (https://datatracker.ietf.org/doc/html/rfc7616)
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/Auth#digest-auth
  8. #
  9. 7 module DigestAuth
  10. 7 DigestError = Class.new(Error)
  11. 7 class << self
  12. 7 def extra_options(options)
  13. 140 options.merge(max_concurrent_requests: 1)
  14. end
  15. 7 def load_dependencies(*)
  16. 140 require_relative "auth/digest"
  17. end
  18. end
  19. # adds support for the following options:
  20. #
  21. # :digest :: instance of HTTPX::Plugins::Authentication::Digest, used to authenticate requests in the session.
  22. 7 module OptionsMethods
  23. 7 def option_digest(value)
  24. 280 raise TypeError, ":digest must be a #{Authentication::Digest}" unless value.is_a?(Authentication::Digest)
  25. 280 value
  26. end
  27. end
  28. 7 module InstanceMethods
  29. 7 def digest_auth(user, password, hashed: false)
  30. 140 with(digest: Authentication::Digest.new(user, password, hashed: hashed))
  31. end
  32. 7 private
  33. 7 def send_requests(*requests)
  34. 168 requests.flat_map do |request|
  35. 168 digest = request.options.digest
  36. 168 next super(request) unless digest
  37. 280 probe_response = wrap { super(request).first }
  38. 140 return probe_response unless probe_response.is_a?(Response)
  39. 140 if probe_response.status == 401 && digest.can_authenticate?(probe_response.headers["www-authenticate"])
  40. 126 request.transition(:idle)
  41. 126 request.headers["authorization"] = digest.authenticate(request, probe_response.headers["www-authenticate"])
  42. 126 super(request)
  43. else
  44. 14 probe_response
  45. end
  46. end
  47. end
  48. end
  49. end
  50. 7 register_plugin :digest_auth, DigestAuth
  51. end
  52. end

lib/httpx/plugins/expect.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin makes all HTTP/1.1 requests with a body send the "Expect: 100-continue".
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/Expect#expect
  8. #
  9. 7 module Expect
  10. 7 EXPECT_TIMEOUT = 2
  11. 7 class << self
  12. 7 def no_expect_store
  13. 154 @no_expect_store ||= []
  14. end
  15. 7 def extra_options(options)
  16. 189 options.merge(expect_timeout: EXPECT_TIMEOUT)
  17. end
  18. end
  19. # adds support for the following options:
  20. #
  21. # :expect_timeout :: time (in seconds) to wait for a 100-expect response,
  22. # before retrying without the Expect header (defaults to <tt>2</tt>).
  23. # :expect_threshold_size :: min threshold (in bytes) of the request payload to enable the 100-continue negotiation on.
  24. 7 module OptionsMethods
  25. 7 def option_expect_timeout(value)
  26. 336 seconds = Float(value)
  27. 336 raise TypeError, ":expect_timeout must be positive" unless seconds.positive?
  28. 336 seconds
  29. end
  30. 7 def option_expect_threshold_size(value)
  31. 14 bytes = Integer(value)
  32. 14 raise TypeError, ":expect_threshold_size must be positive" unless bytes.positive?
  33. 14 bytes
  34. end
  35. end
  36. 7 module RequestMethods
  37. 7 def initialize(*)
  38. 217 super
  39. 217 return if @body.empty?
  40. 147 threshold = @options.expect_threshold_size
  41. 147 return if threshold && !@body.unbounded_body? && @body.bytesize < threshold
  42. 133 return if Expect.no_expect_store.include?(origin)
  43. 126 @headers["expect"] = "100-continue"
  44. end
  45. 7 def response=(response)
  46. 161 if response.is_a?(Response) &&
  47. response.status == 100 &&
  48. !@headers.key?("expect") &&
  49. 2 (@state == :body || @state == :done)
  50. # if we're past this point, this means that we just received a 100-Continue response,
  51. # but the request doesn't have the expect flag, and is already flushing (or flushed) the body.
  52. #
  53. # this means that expect was deactivated for this request too soon, i.e. response took longer.
  54. #
  55. # so we have to reactivate it again.
  56. 7 @headers["expect"] = "100-continue"
  57. 7 @informational_status = 100
  58. 7 Expect.no_expect_store.delete(origin)
  59. end
  60. 161 super
  61. end
  62. end
  63. 7 module ConnectionMethods
  64. 7 def send_request_to_parser(request)
  65. 98 super
  66. 98 return unless request.headers["expect"] == "100-continue"
  67. 70 expect_timeout = request.options.expect_timeout
  68. 70 return if expect_timeout.nil? || expect_timeout.infinite?
  69. 70 set_request_timeout(:expect_timeout, request, expect_timeout, :expect, %i[body response]) do
  70. # expect timeout expired
  71. 14 if request.state == :expect && !request.expects?
  72. 14 Expect.no_expect_store << request.origin
  73. 14 request.headers.delete("expect")
  74. 14 consume
  75. end
  76. end
  77. end
  78. end
  79. 7 module InstanceMethods
  80. 7 def fetch_response(request, selector, options)
  81. 411 response = super
  82. 411 return unless response
  83. 98 if response.is_a?(Response) && response.status == 417 && request.headers.key?("expect")
  84. 14 response.close
  85. 14 request.headers.delete("expect")
  86. 14 request.transition(:idle)
  87. 14 send_request(request, selector, options)
  88. 14 return
  89. end
  90. 84 response
  91. end
  92. end
  93. end
  94. 7 register_plugin :expect, Expect
  95. end
  96. end

lib/httpx/plugins/follow_redirects.rb

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  1. # frozen_string_literal: true
  2. 14 module HTTPX
  3. 14 InsecureRedirectError = Class.new(Error)
  4. 14 module Plugins
  5. #
  6. # This plugin adds support for automatically following redirect (status 30X) responses.
  7. #
  8. # It has a default upper bound of followed redirects (see *MAX_REDIRECTS* and the *max_redirects* option),
  9. # after which it will return the last redirect response. It will **not** raise an exception.
  10. #
  11. # It doesn't follow insecure redirects (https -> http) by default (see *follow_insecure_redirects*).
  12. #
  13. # It doesn't propagate authorization related headers to requests redirecting to different origins
  14. # (see *allow_auth_to_other_origins*) to override.
  15. #
  16. # It allows customization of when to redirect via the *redirect_on* callback option).
  17. #
  18. # https://gitlab.com/os85/httpx/wikis/Follow-Redirects
  19. #
  20. 14 module FollowRedirects
  21. 14 MAX_REDIRECTS = 3
  22. 14 REDIRECT_STATUS = (300..399).freeze
  23. 14 REQUEST_BODY_HEADERS = %w[transfer-encoding content-encoding content-type content-length content-language content-md5 trailer].freeze
  24. 14 using URIExtensions
  25. # adds support for the following options:
  26. #
  27. # :max_redirects :: max number of times a request will be redirected (defaults to <tt>3</tt>).
  28. # :follow_insecure_redirects :: whether redirects to an "http://" URI, when coming from an "https//", are allowed
  29. # (defaults to <tt>false</tt>).
  30. # :allow_auth_to_other_origins :: whether auth-related headers, such as "Authorization", are propagated on redirection
  31. # (defaults to <tt>false</tt>).
  32. # :redirect_on :: optional callback which receives the redirect location and can halt the redirect chain if it returns <tt>false</tt>.
  33. 14 module OptionsMethods
  34. 14 def option_max_redirects(value)
  35. 407 num = Integer(value)
  36. 407 raise TypeError, ":max_redirects must be positive" if num.negative?
  37. 407 num
  38. end
  39. 14 def option_follow_insecure_redirects(value)
  40. 21 value
  41. end
  42. 14 def option_allow_auth_to_other_origins(value)
  43. 21 value
  44. end
  45. 14 def option_redirect_on(value)
  46. 42 raise TypeError, ":redirect_on must be callable" unless value.respond_to?(:call)
  47. 42 value
  48. end
  49. end
  50. 14 module InstanceMethods
  51. # returns a session with the *max_redirects* option set to +n+
  52. 14 def max_redirects(n)
  53. 42 with(max_redirects: n.to_i)
  54. end
  55. 14 private
  56. 14 def fetch_response(request, selector, options)
  57. 4009745 redirect_request = request.redirect_request
  58. 4009745 response = super(redirect_request, selector, options)
  59. 4009745 return unless response
  60. 500 max_redirects = redirect_request.max_redirects
  61. 500 return response unless response.is_a?(Response)
  62. 486 return response unless REDIRECT_STATUS.include?(response.status) && response.headers.key?("location")
  63. 318 return response unless max_redirects.positive?
  64. 290 redirect_uri = __get_location_from_response(response)
  65. 290 if options.redirect_on
  66. 28 redirect_allowed = options.redirect_on.call(redirect_uri)
  67. 28 return response unless redirect_allowed
  68. end
  69. # build redirect request
  70. 276 request_body = redirect_request.body
  71. 276 redirect_method = "GET"
  72. 276 redirect_params = {}
  73. 276 if response.status == 305 && options.respond_to?(:proxy)
  74. 7 request_body.rewind
  75. # The requested resource MUST be accessed through the proxy given by
  76. # the Location field. The Location field gives the URI of the proxy.
  77. 7 redirect_options = options.merge(headers: redirect_request.headers,
  78. proxy: { uri: redirect_uri },
  79. max_redirects: max_redirects - 1)
  80. 7 redirect_params[:body] = request_body
  81. 7 redirect_uri = redirect_request.uri
  82. 7 options = redirect_options
  83. else
  84. 269 redirect_headers = redirect_request_headers(redirect_request.uri, redirect_uri, request.headers, options)
  85. 269 redirect_opts = Hash[options]
  86. 269 redirect_params[:max_redirects] = max_redirects - 1
  87. 269 unless request_body.empty?
  88. 21 if response.status == 307
  89. # The method and the body of the original request are reused to perform the redirected request.
  90. 7 redirect_method = redirect_request.verb
  91. 7 request_body.rewind
  92. 7 redirect_params[:body] = request_body
  93. else
  94. # redirects are **ALWAYS** GET, so remove body-related headers
  95. 14 REQUEST_BODY_HEADERS.each do |h|
  96. 98 redirect_headers.delete(h)
  97. end
  98. 14 redirect_params[:body] = nil
  99. end
  100. end
  101. 269 options = options.class.new(redirect_opts.merge(headers: redirect_headers.to_h))
  102. end
  103. 276 redirect_uri = Utils.to_uri(redirect_uri)
  104. 276 if !options.follow_insecure_redirects &&
  105. response.uri.scheme == "https" &&
  106. redirect_uri.scheme == "http"
  107. 7 error = InsecureRedirectError.new(redirect_uri.to_s)
  108. 7 error.set_backtrace(caller)
  109. 7 return ErrorResponse.new(request, error)
  110. end
  111. 269 retry_request = build_request(redirect_method, redirect_uri, redirect_params, options)
  112. 269 request.redirect_request = retry_request
  113. 269 redirect_after = response.headers["retry-after"]
  114. 269 if redirect_after
  115. # Servers send the "Retry-After" header field to indicate how long the
  116. # user agent ought to wait before making a follow-up request.
  117. # When sent with any 3xx (Redirection) response, Retry-After indicates
  118. # the minimum time that the user agent is asked to wait before issuing
  119. # the redirected request.
  120. #
  121. 28 redirect_after = Utils.parse_retry_after(redirect_after)
  122. 28 retry_start = Utils.now
  123. 28 log { "redirecting after #{redirect_after} secs..." }
  124. 28 selector.after(redirect_after) do
  125. 28 if (response = request.response)
  126. 14 response.finish!
  127. 14 retry_request.response = response
  128. # request has terminated abruptly meanwhile
  129. 14 retry_request.emit(:response, response)
  130. else
  131. 14 log { "redirecting (elapsed time: #{Utils.elapsed_time(retry_start)})!!" }
  132. 14 send_request(retry_request, selector, options)
  133. end
  134. end
  135. else
  136. 241 send_request(retry_request, selector, options)
  137. end
  138. 79 nil
  139. end
  140. # :nodoc:
  141. 14 def redirect_request_headers(original_uri, redirect_uri, headers, options)
  142. 269 headers = headers.dup
  143. 269 return headers if options.allow_auth_to_other_origins
  144. 262 return headers unless headers.key?("authorization")
  145. 7 return headers if original_uri.origin == redirect_uri.origin
  146. 7 headers.delete("authorization")
  147. 7 headers
  148. end
  149. # :nodoc:
  150. 14 def __get_location_from_response(response)
  151. # @type var location_uri: http_uri
  152. 290 location_uri = URI(response.headers["location"])
  153. 290 location_uri = response.uri.merge(location_uri) if location_uri.relative?
  154. 290 location_uri
  155. end
  156. end
  157. 14 module RequestMethods
  158. # returns the top-most original HTTPX::Request from the redirect chain
  159. 14 attr_accessor :root_request
  160. # returns the follow-up redirect request, or itself
  161. 14 def redirect_request
  162. 4009745 @redirect_request || self
  163. end
  164. # sets the follow-up redirect request
  165. 14 def redirect_request=(req)
  166. 269 @redirect_request = req
  167. 269 req.root_request = @root_request || self
  168. 269 @response = nil
  169. end
  170. 14 def response
  171. 4011465 return super unless @redirect_request && @response.nil?
  172. 90 @redirect_request.response
  173. end
  174. 14 def max_redirects
  175. 500 @options.max_redirects || MAX_REDIRECTS
  176. end
  177. end
  178. 14 module ConnectionMethods
  179. 14 private
  180. 14 def set_request_request_timeout(request)
  181. 474 return unless request.root_request.nil?
  182. 225 super
  183. end
  184. end
  185. end
  186. 14 register_plugin :follow_redirects, FollowRedirects
  187. end
  188. end

lib/httpx/plugins/grpc.rb

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  1. # frozen_string_literal: true
  2. 6 module HTTPX
  3. 6 GRPCError = Class.new(Error) do
  4. 6 attr_reader :status, :details, :metadata
  5. 6 def initialize(status, details, metadata)
  6. 24 @status = status
  7. 24 @details = details
  8. 24 @metadata = metadata
  9. 24 super("GRPC error, code=#{status}, details=#{details}, metadata=#{metadata}")
  10. end
  11. end
  12. 6 module Plugins
  13. #
  14. # This plugin adds DSL to build GRPC interfaces.
  15. #
  16. # https://gitlab.com/os85/httpx/wikis/GRPC
  17. #
  18. 6 module GRPC
  19. 6 unless String.method_defined?(:underscore)
  20. 6 module StringExtensions
  21. 6 refine String do
  22. 6 def underscore
  23. 312 s = dup # Avoid mutating the argument, as it might be frozen.
  24. 312 s.gsub!(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
  25. 312 s.gsub!(/([a-z\d])([A-Z])/, '\1_\2')
  26. 312 s.tr!("-", "_")
  27. 312 s.downcase!
  28. 312 s
  29. end
  30. end
  31. end
  32. 6 using StringExtensions
  33. end
  34. 6 DEADLINE = 60
  35. 6 MARSHAL_METHOD = :encode
  36. 6 UNMARSHAL_METHOD = :decode
  37. 6 HEADERS = {
  38. "content-type" => "application/grpc",
  39. "te" => "trailers",
  40. "accept" => "application/grpc",
  41. # metadata fits here
  42. # ex "foo-bin" => base64("bar")
  43. }.freeze
  44. 6 class << self
  45. 6 def load_dependencies(*)
  46. 138 require "stringio"
  47. 138 require "httpx/plugins/grpc/grpc_encoding"
  48. 138 require "httpx/plugins/grpc/message"
  49. 138 require "httpx/plugins/grpc/call"
  50. end
  51. 6 def configure(klass)
  52. 138 klass.plugin(:persistent)
  53. 138 klass.plugin(:stream)
  54. end
  55. 6 def extra_options(options)
  56. 138 options.merge(
  57. fallback_protocol: "h2",
  58. grpc_rpcs: {}.freeze,
  59. grpc_compression: false,
  60. grpc_deadline: DEADLINE
  61. )
  62. end
  63. end
  64. 6 module OptionsMethods
  65. 6 def option_grpc_service(value)
  66. 120 String(value)
  67. end
  68. 6 def option_grpc_compression(value)
  69. 162 case value
  70. when true, false
  71. 138 value
  72. else
  73. 24 value.to_s
  74. end
  75. end
  76. 6 def option_grpc_rpcs(value)
  77. 1116 Hash[value]
  78. end
  79. 6 def option_grpc_deadline(value)
  80. 804 raise TypeError, ":grpc_deadline must be positive" unless value.positive?
  81. 804 value
  82. end
  83. 6 def option_call_credentials(value)
  84. 18 raise TypeError, ":call_credentials must respond to #call" unless value.respond_to?(:call)
  85. 18 value
  86. end
  87. end
  88. 6 module ResponseMethods
  89. 6 attr_reader :trailing_metadata
  90. 6 def merge_headers(trailers)
  91. 114 @trailing_metadata = Hash[trailers]
  92. 114 super
  93. end
  94. end
  95. 6 module RequestBodyMethods
  96. 6 def initialize(*, **)
  97. 126 super
  98. 126 if (compression = @headers["grpc-encoding"])
  99. 12 deflater_body = self.class.initialize_deflater_body(@body, compression)
  100. 12 @body = Transcoder::GRPCEncoding.encode(deflater_body || @body, compressed: !deflater_body.nil?)
  101. else
  102. 114 @body = Transcoder::GRPCEncoding.encode(@body, compressed: false)
  103. end
  104. end
  105. end
  106. 6 module InstanceMethods
  107. 6 def with_channel_credentials(ca_path, key = nil, cert = nil, **ssl_opts)
  108. # @type var ssl_params: ::Hash[::Symbol, untyped]
  109. 72 ssl_params = {
  110. **ssl_opts,
  111. ca_file: ca_path,
  112. }
  113. 72 if key
  114. 72 key = File.read(key) if File.file?(key)
  115. 72 ssl_params[:key] = OpenSSL::PKey.read(key)
  116. end
  117. 72 if cert
  118. 72 cert = File.read(cert) if File.file?(cert)
  119. 72 ssl_params[:cert] = OpenSSL::X509::Certificate.new(cert)
  120. end
  121. 72 with(ssl: ssl_params)
  122. end
  123. 6 def rpc(rpc_name, input, output, **opts)
  124. 312 rpc_name = rpc_name.to_s
  125. 312 raise Error, "rpc #{rpc_name} already defined" if @options.grpc_rpcs.key?(rpc_name)
  126. rpc_opts = {
  127. 312 deadline: @options.grpc_deadline,
  128. }.merge(opts)
  129. 312 local_rpc_name = rpc_name.underscore
  130. 312 session_class = Class.new(self.class) do
  131. # define rpc method with ruby style name
  132. 312 class_eval(<<-OUT, __FILE__, __LINE__ + 1)
  133. def #{local_rpc_name}(input, **opts) # def grpc_action(input, **opts)
  134. rpc_execute("#{local_rpc_name}", input, **opts) # rpc_execute("grpc_action", input, **opts)
  135. end # end
  136. OUT
  137. # define rpc method with original name
  138. 312 unless local_rpc_name == rpc_name
  139. 12 class_eval(<<-OUT, __FILE__, __LINE__ + 1)
  140. def #{rpc_name}(input, **opts) # def grpcAction(input, **opts)
  141. rpc_execute("#{local_rpc_name}", input, **opts) # rpc_execute("grpc_action", input, **opts)
  142. end # end
  143. OUT
  144. end
  145. end
  146. 312 session_class.new(@options.merge(
  147. grpc_rpcs: @options.grpc_rpcs.merge(
  148. local_rpc_name => [rpc_name, input, output, rpc_opts]
  149. ).freeze
  150. ))
  151. end
  152. 6 def build_stub(origin, service: nil, compression: false)
  153. 138 scheme = @options.ssl.empty? ? "http" : "https"
  154. 138 origin = URI.parse("#{scheme}://#{origin}")
  155. 138 session = self
  156. 138 if service && service.respond_to?(:rpc_descs)
  157. # it's a grpc generic service
  158. 60 service.rpc_descs.each do |rpc_name, rpc_desc|
  159. rpc_opts = {
  160. 300 marshal_method: rpc_desc.marshal_method,
  161. unmarshal_method: rpc_desc.unmarshal_method,
  162. }
  163. 300 input = rpc_desc.input
  164. 300 input = input.type if input.respond_to?(:type)
  165. 300 output = rpc_desc.output
  166. 300 if output.respond_to?(:type)
  167. 120 rpc_opts[:stream] = true
  168. 120 output = output.type
  169. end
  170. 300 session = session.rpc(rpc_name, input, output, **rpc_opts)
  171. end
  172. 60 service = service.service_name
  173. end
  174. 138 session.with(origin: origin, grpc_service: service, grpc_compression: compression)
  175. end
  176. 6 def execute(rpc_method, input,
  177. deadline: DEADLINE,
  178. metadata: nil,
  179. **opts)
  180. 126 grpc_request = build_grpc_request(rpc_method, input, deadline: deadline, metadata: metadata, **opts)
  181. 126 response = request(grpc_request, **opts)
  182. 126 response.raise_for_status unless opts[:stream]
  183. 114 GRPC::Call.new(response)
  184. end
  185. 6 private
  186. 6 def rpc_execute(rpc_name, input, **opts)
  187. 60 rpc_name, input_enc, output_enc, rpc_opts = @options.grpc_rpcs[rpc_name]
  188. 60 exec_opts = rpc_opts.merge(opts)
  189. 60 marshal_method ||= exec_opts.delete(:marshal_method) || MARSHAL_METHOD
  190. 60 unmarshal_method ||= exec_opts.delete(:unmarshal_method) || UNMARSHAL_METHOD
  191. 60 messages = if input.respond_to?(:each)
  192. 24 Enumerator.new do |y|
  193. 24 input.each do |message|
  194. 48 y << input_enc.__send__(marshal_method, message)
  195. end
  196. end
  197. else
  198. 36 input_enc.__send__(marshal_method, input)
  199. end
  200. 60 call = execute(rpc_name, messages, **exec_opts)
  201. 60 call.decoder = output_enc.method(unmarshal_method)
  202. 60 call
  203. end
  204. 6 def build_grpc_request(rpc_method, input, deadline:, metadata: nil, **)
  205. 126 uri = @options.origin.dup
  206. 126 rpc_method = "/#{rpc_method}" unless rpc_method.start_with?("/")
  207. 126 rpc_method = "/#{@options.grpc_service}#{rpc_method}" if @options.grpc_service
  208. 126 uri.path = rpc_method
  209. 126 headers = HEADERS.merge(
  210. "grpc-accept-encoding" => ["identity", *@options.supported_compression_formats]
  211. )
  212. 126 unless deadline == Float::INFINITY
  213. # convert to milliseconds
  214. 126 deadline = (deadline * 1000.0).to_i
  215. 126 headers["grpc-timeout"] = "#{deadline}m"
  216. end
  217. 126 headers = headers.merge(metadata.transform_keys(&:to_s)) if metadata
  218. # prepare compressor
  219. 126 compression = @options.grpc_compression == true ? "gzip" : @options.grpc_compression
  220. 126 headers["grpc-encoding"] = compression if compression
  221. 126 headers.merge!(@options.call_credentials.call.transform_keys(&:to_s)) if @options.call_credentials
  222. 126 build_request("POST", uri, headers: headers, body: input)
  223. end
  224. end
  225. end
  226. 6 register_plugin :grpc, GRPC
  227. end
  228. end

lib/httpx/plugins/grpc/call.rb

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  1. # frozen_string_literal: true
  2. 6 module HTTPX
  3. 6 module Plugins
  4. 6 module GRPC
  5. # Encapsulates call information
  6. 6 class Call
  7. 6 attr_writer :decoder
  8. 6 def initialize(response)
  9. 114 @response = response
  10. 156 @decoder = ->(z) { z }
  11. 114 @consumed = false
  12. 114 @grpc_response = nil
  13. end
  14. 6 def inspect
  15. "#{self.class}(#{grpc_response})"
  16. end
  17. 6 def to_s
  18. 66 grpc_response.to_s
  19. end
  20. 6 def metadata
  21. response.headers
  22. end
  23. 6 def trailing_metadata
  24. 72 return unless @consumed
  25. 48 @response.trailing_metadata
  26. end
  27. 6 private
  28. 6 def grpc_response
  29. 186 @grpc_response ||= if @response.respond_to?(:each)
  30. 24 Enumerator.new do |y|
  31. 24 Message.stream(@response).each do |message|
  32. 48 y << @decoder.call(message)
  33. end
  34. 24 @consumed = true
  35. end
  36. else
  37. 90 @consumed = true
  38. 90 @decoder.call(Message.unary(@response))
  39. end
  40. end
  41. 6 def respond_to_missing?(meth, *args, &blk)
  42. 24 grpc_response.respond_to?(meth, *args) || super
  43. end
  44. 6 def method_missing(meth, *args, &blk)
  45. 48 return grpc_response.__send__(meth, *args, &blk) if grpc_response.respond_to?(meth)
  46. super
  47. end
  48. end
  49. end
  50. end
  51. end

lib/httpx/plugins/grpc/grpc_encoding.rb

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  1. # frozen_string_literal: true
  2. 6 module HTTPX
  3. 6 module Transcoder
  4. 6 module GRPCEncoding
  5. 6 class Deflater
  6. 6 extend Forwardable
  7. 6 attr_reader :content_type
  8. 6 def initialize(body, compressed:)
  9. 126 @content_type = body.content_type
  10. 126 @body = BodyReader.new(body)
  11. 126 @compressed = compressed
  12. end
  13. 6 def bytesize
  14. 450 return @body.bytesize if @body.respond_to?(:bytesize)
  15. Float::INFINITY
  16. end
  17. 6 def read(length = nil, outbuf = nil)
  18. 276 buf = @body.read(length, outbuf)
  19. 252 return unless buf
  20. 138 compressed_flag = @compressed ? 1 : 0
  21. 138 buf = outbuf if outbuf
  22. 138 buf = buf.b if buf.frozen?
  23. 138 buf.prepend([compressed_flag, buf.bytesize].pack("CL>"))
  24. 138 buf
  25. end
  26. end
  27. 6 class Inflater
  28. 6 def initialize(response)
  29. 90 @response = response
  30. 90 @grpc_encodings = nil
  31. end
  32. 6 def call(message, &blk)
  33. 114 data = "".b
  34. 114 until message.empty?
  35. 114 compressed, size = message.unpack("CL>")
  36. 114 encoded_data = message.byteslice(5..size + 5 - 1)
  37. 114 if compressed == 1
  38. 12 grpc_encodings.reverse_each do |encoding|
  39. 12 decoder = @response.body.class.initialize_inflater_by_encoding(encoding, @response, bytesize: encoded_data.bytesize)
  40. 12 encoded_data = decoder.call(encoded_data)
  41. 12 blk.call(encoded_data) if blk
  42. 12 data << encoded_data
  43. end
  44. else
  45. 102 blk.call(encoded_data) if blk
  46. 102 data << encoded_data
  47. end
  48. 114 message = message.byteslice((size + 5)..-1)
  49. end
  50. 114 data
  51. end
  52. 6 private
  53. 6 def grpc_encodings
  54. 12 @grpc_encodings ||= @response.headers.get("grpc-encoding")
  55. end
  56. end
  57. 6 def self.encode(*args, **kwargs)
  58. 126 Deflater.new(*args, **kwargs)
  59. end
  60. 6 def self.decode(response)
  61. 90 Inflater.new(response)
  62. end
  63. end
  64. end
  65. end

lib/httpx/plugins/grpc/message.rb

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  1. # frozen_string_literal: true
  2. 6 module HTTPX
  3. 6 module Plugins
  4. 6 module GRPC
  5. # Encoding module for GRPC responses
  6. #
  7. # Can encode and decode grpc messages.
  8. 6 module Message
  9. 6 module_function
  10. # decodes a unary grpc response
  11. 6 def unary(response)
  12. 90 verify_status(response)
  13. 66 decoder = Transcoder::GRPCEncoding.decode(response)
  14. 66 decoder.call(response.to_s)
  15. end
  16. # lazy decodes a grpc stream response
  17. 6 def stream(response, &block)
  18. 48 return enum_for(__method__, response) unless block
  19. 24 decoder = Transcoder::GRPCEncoding.decode(response)
  20. 24 response.each do |frame|
  21. 48 decoder.call(frame, &block)
  22. end
  23. 24 verify_status(response)
  24. end
  25. 6 def cancel(request)
  26. request.emit(:refuse, :client_cancellation)
  27. end
  28. # interprets the grpc call trailing metadata, and raises an
  29. # exception in case of error code
  30. 6 def verify_status(response)
  31. # return standard errors if need be
  32. 114 response.raise_for_status
  33. 114 status = Integer(response.headers["grpc-status"])
  34. 114 message = response.headers["grpc-message"]
  35. 114 return if status.zero?
  36. 24 response.close
  37. 24 raise GRPCError.new(status, message, response.trailing_metadata)
  38. end
  39. end
  40. end
  41. end
  42. end

lib/httpx/plugins/h2c.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for upgrading a plaintext HTTP/1.1 connection to HTTP/2
  6. # (https://datatracker.ietf.org/doc/html/rfc7540#section-3.2)
  7. #
  8. # https://gitlab.com/os85/httpx/wikis/Connection-Upgrade#h2c
  9. #
  10. 7 module H2C
  11. 7 VALID_H2C_VERBS = %w[GET OPTIONS HEAD].freeze
  12. 7 class << self
  13. 7 def load_dependencies(klass)
  14. 14 klass.plugin(:upgrade)
  15. end
  16. 7 def call(connection, request, response)
  17. 14 connection.upgrade_to_h2c(request, response)
  18. end
  19. 7 def extra_options(options)
  20. 14 options.merge(max_concurrent_requests: 1, upgrade_handlers: options.upgrade_handlers.merge("h2c" => self))
  21. end
  22. end
  23. 7 class H2CParser < Connection::HTTP2
  24. 7 def upgrade(request, response)
  25. 14 @contexts[request.context] << request
  26. # skip checks, it is assumed that this is the first
  27. # request in the connection
  28. 14 stream = @connection.upgrade
  29. # on_settings
  30. 14 handle_stream(stream, request)
  31. 14 @streams[request] = stream
  32. # clean up data left behind in the buffer, if the server started
  33. # sending frames
  34. 14 data = response.read
  35. 14 @connection << data
  36. end
  37. end
  38. 7 module RequestMethods
  39. 7 def valid_h2c_verb?
  40. 14 VALID_H2C_VERBS.include?(@verb)
  41. end
  42. end
  43. 7 module ConnectionMethods
  44. 7 using URIExtensions
  45. 7 def initialize(*)
  46. 14 super
  47. 14 @h2c_handshake = false
  48. end
  49. 7 def send(request)
  50. 49 return super if @h2c_handshake
  51. 14 return super unless request.valid_h2c_verb? && request.scheme == "http"
  52. 14 return super if @upgrade_protocol == "h2c"
  53. 14 @h2c_handshake = true
  54. # build upgrade request
  55. 14 request.headers.add("connection", "upgrade")
  56. 14 request.headers.add("connection", "http2-settings")
  57. 14 request.headers["upgrade"] = "h2c"
  58. 14 request.headers["http2-settings"] = ::HTTP2::Client.settings_header(request.options.http2_settings)
  59. 14 super
  60. end
  61. 7 def upgrade_to_h2c(request, response)
  62. 14 prev_parser = @parser
  63. 14 if prev_parser
  64. 14 prev_parser.reset
  65. 14 @inflight -= prev_parser.requests.size
  66. end
  67. 14 @parser = H2CParser.new(@write_buffer, @options)
  68. 14 set_parser_callbacks(@parser)
  69. 14 @inflight += 1
  70. 14 @parser.upgrade(request, response)
  71. 14 @upgrade_protocol = "h2c"
  72. 14 prev_parser.requests.each do |req|
  73. 14 req.transition(:idle)
  74. 14 send(req)
  75. end
  76. end
  77. 7 private
  78. 7 def send_request_to_parser(request)
  79. 49 super
  80. 49 return unless request.headers["upgrade"] == "h2c" && parser.is_a?(Connection::HTTP1)
  81. 14 max_concurrent_requests = parser.max_concurrent_requests
  82. 14 return if max_concurrent_requests == 1
  83. parser.max_concurrent_requests = 1
  84. request.once(:response) do
  85. parser.max_concurrent_requests = max_concurrent_requests
  86. end
  87. end
  88. end
  89. end
  90. 7 register_plugin(:h2c, H2C)
  91. end
  92. end

lib/httpx/plugins/ntlm_auth.rb

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  1. # frozen_string_literal: true
  2. 3 module HTTPX
  3. 3 module Plugins
  4. #
  5. # https://gitlab.com/os85/httpx/wikis/Auth#ntlm-auth
  6. #
  7. 3 module NTLMAuth
  8. 3 class << self
  9. 3 def load_dependencies(_klass)
  10. 2 require_relative "auth/ntlm"
  11. end
  12. 3 def extra_options(options)
  13. 2 options.merge(max_concurrent_requests: 1)
  14. end
  15. end
  16. 3 module OptionsMethods
  17. 3 def option_ntlm(value)
  18. 8 raise TypeError, ":ntlm must be a #{Authentication::Ntlm}" unless value.is_a?(Authentication::Ntlm)
  19. 8 value
  20. end
  21. end
  22. 3 module InstanceMethods
  23. 3 def ntlm_auth(user, password, domain = nil)
  24. 4 with(ntlm: Authentication::Ntlm.new(user, password, domain: domain))
  25. end
  26. 3 private
  27. 3 def send_requests(*requests)
  28. 8 requests.flat_map do |request|
  29. 8 ntlm = request.options.ntlm
  30. 8 if ntlm
  31. 4 request.headers["authorization"] = ntlm.negotiate
  32. 8 probe_response = wrap { super(request).first }
  33. 4 return probe_response unless probe_response.is_a?(Response)
  34. 4 if probe_response.status == 401 && ntlm.can_authenticate?(probe_response.headers["www-authenticate"])
  35. 2 request.transition(:idle)
  36. 2 request.headers["authorization"] = ntlm.authenticate(request, probe_response.headers["www-authenticate"])
  37. 2 super(request)
  38. else
  39. 2 probe_response
  40. end
  41. else
  42. 4 super(request)
  43. end
  44. end
  45. end
  46. end
  47. end
  48. 3 register_plugin :ntlm_auth, NTLMAuth
  49. end
  50. end

lib/httpx/plugins/oauth.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # https://gitlab.com/os85/httpx/wikis/OAuth
  6. #
  7. 7 module OAuth
  8. 7 class << self
  9. 7 def load_dependencies(_klass)
  10. 126 require_relative "auth/basic"
  11. end
  12. end
  13. 7 SUPPORTED_GRANT_TYPES = %w[client_credentials refresh_token].freeze
  14. 7 SUPPORTED_AUTH_METHODS = %w[client_secret_basic client_secret_post].freeze
  15. 7 class OAuthSession
  16. 7 attr_reader :grant_type, :client_id, :client_secret, :access_token, :refresh_token, :scope
  17. 7 def initialize(
  18. issuer:,
  19. client_id:,
  20. client_secret:,
  21. access_token: nil,
  22. refresh_token: nil,
  23. scope: nil,
  24. token_endpoint: nil,
  25. response_type: nil,
  26. grant_type: nil,
  27. token_endpoint_auth_method: nil
  28. )
  29. 112 @issuer = URI(issuer)
  30. 112 @client_id = client_id
  31. 112 @client_secret = client_secret
  32. 112 @token_endpoint = URI(token_endpoint) if token_endpoint
  33. 112 @response_type = response_type
  34. 112 @scope = case scope
  35. when String
  36. 42 scope.split
  37. when Array
  38. 28 scope
  39. end
  40. 112 @access_token = access_token
  41. 112 @refresh_token = refresh_token
  42. 112 @token_endpoint_auth_method = String(token_endpoint_auth_method) if token_endpoint_auth_method
  43. 112 @grant_type = grant_type || (@refresh_token ? "refresh_token" : "client_credentials")
  44. 112 unless @token_endpoint_auth_method.nil? || SUPPORTED_AUTH_METHODS.include?(@token_endpoint_auth_method)
  45. 14 raise Error, "#{@token_endpoint_auth_method} is not a supported auth method"
  46. end
  47. 98 return if SUPPORTED_GRANT_TYPES.include?(@grant_type)
  48. 14 raise Error, "#{@grant_type} is not a supported grant type"
  49. end
  50. 7 def token_endpoint
  51. 98 @token_endpoint || "#{@issuer}/token"
  52. end
  53. 7 def token_endpoint_auth_method
  54. 140 @token_endpoint_auth_method || "client_secret_basic"
  55. end
  56. 7 def load(http)
  57. 42 return if @grant_type && @scope
  58. 14 metadata = http.get("#{@issuer}/.well-known/oauth-authorization-server").raise_for_status.json
  59. 14 @token_endpoint = metadata["token_endpoint"]
  60. 14 @scope = metadata["scopes_supported"]
  61. 56 @grant_type = Array(metadata["grant_types_supported"]).find { |gr| SUPPORTED_GRANT_TYPES.include?(gr) }
  62. 14 @token_endpoint_auth_method = Array(metadata["token_endpoint_auth_methods_supported"]).find do |am|
  63. 14 SUPPORTED_AUTH_METHODS.include?(am)
  64. end
  65. 4 nil
  66. end
  67. 7 def merge(other)
  68. 84 obj = dup
  69. 84 case other
  70. when OAuthSession
  71. 42 other.instance_variables.each do |ivar|
  72. 378 val = other.instance_variable_get(ivar)
  73. 378 next unless val
  74. 294 obj.instance_variable_set(ivar, val)
  75. end
  76. when Hash
  77. 42 other.each do |k, v|
  78. 84 obj.instance_variable_set(:"@#{k}", v) if obj.instance_variable_defined?(:"@#{k}")
  79. end
  80. end
  81. 84 obj
  82. end
  83. end
  84. 7 module OptionsMethods
  85. 7 def option_oauth_session(value)
  86. 266 case value
  87. when Hash
  88. 14 OAuthSession.new(**value)
  89. when OAuthSession
  90. 238 value
  91. else
  92. 14 raise TypeError, ":oauth_session must be a #{OAuthSession}"
  93. end
  94. end
  95. end
  96. 7 module InstanceMethods
  97. 7 def oauth_auth(**args)
  98. 98 with(oauth_session: OAuthSession.new(**args))
  99. end
  100. 7 def with_access_token
  101. 42 oauth_session = @options.oauth_session
  102. 42 oauth_session.load(self)
  103. 42 grant_type = oauth_session.grant_type
  104. 42 headers = {}
  105. 42 form_post = { "grant_type" => grant_type, "scope" => Array(oauth_session.scope).join(" ") }.compact
  106. # auth
  107. 42 case oauth_session.token_endpoint_auth_method
  108. when "client_secret_post"
  109. 14 form_post["client_id"] = oauth_session.client_id
  110. 14 form_post["client_secret"] = oauth_session.client_secret
  111. when "client_secret_basic"
  112. 28 headers["authorization"] = Authentication::Basic.new(oauth_session.client_id, oauth_session.client_secret).authenticate
  113. end
  114. 42 case grant_type
  115. when "client_credentials"
  116. # do nothing
  117. when "refresh_token"
  118. 14 form_post["refresh_token"] = oauth_session.refresh_token
  119. end
  120. 42 token_request = build_request("POST", oauth_session.token_endpoint, headers: headers, form: form_post)
  121. 42 token_request.headers.delete("authorization") unless oauth_session.token_endpoint_auth_method == "client_secret_basic"
  122. 42 token_response = request(token_request)
  123. 42 token_response.raise_for_status
  124. 42 payload = token_response.json
  125. 42 access_token = payload["access_token"]
  126. 42 refresh_token = payload["refresh_token"]
  127. 42 with(oauth_session: oauth_session.merge(access_token: access_token, refresh_token: refresh_token))
  128. end
  129. 7 def build_request(*)
  130. 112 request = super
  131. 112 return request if request.headers.key?("authorization")
  132. 84 oauth_session = @options.oauth_session
  133. 84 return request unless oauth_session && oauth_session.access_token
  134. 56 request.headers["authorization"] = "Bearer #{oauth_session.access_token}"
  135. 56 request
  136. end
  137. end
  138. end
  139. 7 register_plugin :oauth, OAuth
  140. end
  141. end

lib/httpx/plugins/persistent.rb

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  1. # frozen_string_literal: true
  2. 16 module HTTPX
  3. 16 module Plugins
  4. # This plugin implements a session that persists connections over the duration of the process.
  5. #
  6. # This will improve connection reuse in a long-running process.
  7. #
  8. # One important caveat to note is, although this session might not close connections,
  9. # other sessions from the same process that don't have this plugin turned on might.
  10. #
  11. # This session will still be able to work with it, as if, when expecting a connection
  12. # terminated by a different session, it will just retry on a new one and keep it open.
  13. #
  14. # This plugin is also not recommendable when connecting to >9000 (like, a lot) different origins.
  15. # So when you use this, make sure that you don't fall into this trap.
  16. #
  17. # https://gitlab.com/os85/httpx/wikis/Persistent
  18. #
  19. 16 module Persistent
  20. 16 def self.load_dependencies(klass)
  21. 470 max_retries = if klass.default_options.respond_to?(:max_retries)
  22. 7 [klass.default_options.max_retries, 1].max
  23. else
  24. 463 1
  25. end
  26. 470 klass.plugin(:retries, max_retries: max_retries)
  27. end
  28. 16 def self.extra_options(options)
  29. 470 options.merge(persistent: true)
  30. end
  31. 16 module InstanceMethods
  32. 16 private
  33. 16 def repeatable_request?(request, _)
  34. 528 super || begin
  35. 188 response = request.response
  36. 188 return false unless response && response.is_a?(ErrorResponse)
  37. 26 error = response.error
  38. 286 Retries::RECONNECTABLE_ERRORS.any? { |klass| error.is_a?(klass) }
  39. end
  40. end
  41. 16 def retryable_error?(ex)
  42. 78 super &&
  43. # under the persistent plugin rules, requests are only retried for connection related errors,
  44. # which do not include request timeout related errors. This only gets overriden if the end user
  45. # manually changed +:max_retries+ to something else, which means it is aware of the
  46. # consequences.
  47. 65 (!ex.is_a?(RequestTimeoutError) || @options.max_retries != 1)
  48. end
  49. 16 def get_current_selector
  50. 489 super(&nil) || begin
  51. 450 return unless block_given?
  52. 450 default = yield
  53. 450 set_current_selector(default)
  54. 450 default
  55. end
  56. end
  57. end
  58. end
  59. 16 register_plugin :persistent, Persistent
  60. end
  61. end

lib/httpx/plugins/proxy.rb

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  1. # frozen_string_literal: true
  2. 9 module HTTPX
  3. 9 class ProxyError < ConnectionError; end
  4. 9 module Plugins
  5. #
  6. # This plugin adds support for proxies. It ships with support for:
  7. #
  8. # * HTTP proxies
  9. # * HTTPS proxies
  10. # * Socks4/4a proxies
  11. # * Socks5 proxies
  12. #
  13. # https://gitlab.com/os85/httpx/wikis/Proxy
  14. #
  15. 9 module Proxy
  16. 9 class ProxyConnectionError < ProxyError; end
  17. 9 PROXY_ERRORS = [TimeoutError, IOError, SystemCallError, Error].freeze
  18. 9 class << self
  19. 9 def configure(klass)
  20. 302 klass.plugin(:"proxy/http")
  21. 302 klass.plugin(:"proxy/socks4")
  22. 302 klass.plugin(:"proxy/socks5")
  23. end
  24. 9 def extra_options(options)
  25. 302 options.merge(supported_proxy_protocols: [])
  26. end
  27. 9 def subplugins
  28. {
  29. 1223 retries: ProxyRetries,
  30. }
  31. end
  32. end
  33. 9 class Parameters
  34. 9 attr_reader :uri, :username, :password, :scheme, :no_proxy
  35. 9 def initialize(uri: nil, scheme: nil, username: nil, password: nil, no_proxy: nil, **extra)
  36. 332 @no_proxy = Array(no_proxy) if no_proxy
  37. 332 @uris = Array(uri)
  38. 332 uri = @uris.first
  39. 332 @username = username
  40. 332 @password = password
  41. 332 @ns = 0
  42. 332 if uri
  43. 297 @uri = uri.is_a?(URI::Generic) ? uri : URI(uri)
  44. 297 @username ||= @uri.user
  45. 297 @password ||= @uri.password
  46. end
  47. 332 @scheme = scheme
  48. 332 return unless @uri && @username && @password
  49. 185 @authenticator = nil
  50. 185 @scheme ||= infer_default_auth_scheme(@uri)
  51. 185 return unless @scheme
  52. 143 @authenticator = load_authenticator(@scheme, @username, @password, **extra)
  53. end
  54. 9 def shift
  55. # TODO: this operation must be synchronized
  56. 14 @ns += 1
  57. 14 @uri = @uris[@ns]
  58. 14 return unless @uri
  59. 14 @uri = URI(@uri) unless @uri.is_a?(URI::Generic)
  60. 14 scheme = infer_default_auth_scheme(@uri)
  61. 14 return unless scheme != @scheme
  62. 14 @scheme = scheme
  63. 14 @username = username || @uri.user
  64. 14 @password = password || @uri.password
  65. 14 @authenticator = load_authenticator(scheme, @username, @password)
  66. end
  67. 9 def can_authenticate?(*args)
  68. 161 return false unless @authenticator
  69. 56 @authenticator.can_authenticate?(*args)
  70. end
  71. 9 def authenticate(*args)
  72. 141 return unless @authenticator
  73. 141 @authenticator.authenticate(*args)
  74. end
  75. 9 def ==(other)
  76. 402 case other
  77. when Parameters
  78. 367 @uri == other.uri &&
  79. @username == other.username &&
  80. @password == other.password &&
  81. @scheme == other.scheme
  82. when URI::Generic, String
  83. 21 proxy_uri = @uri.dup
  84. 21 proxy_uri.user = @username
  85. 21 proxy_uri.password = @password
  86. 21 other_uri = other.is_a?(URI::Generic) ? other : URI.parse(other)
  87. 21 proxy_uri == other_uri
  88. else
  89. 14 super
  90. end
  91. end
  92. 9 private
  93. 9 def infer_default_auth_scheme(uri)
  94. 185 case uri.scheme
  95. when "socks5"
  96. 42 uri.scheme
  97. when "http", "https"
  98. 88 "basic"
  99. end
  100. end
  101. 9 def load_authenticator(scheme, username, password, **extra)
  102. 157 auth_scheme = scheme.to_s.capitalize
  103. 157 require_relative "auth/#{scheme}" unless defined?(Authentication) && Authentication.const_defined?(auth_scheme, false)
  104. 157 Authentication.const_get(auth_scheme).new(username, password, **extra)
  105. end
  106. end
  107. # adds support for the following options:
  108. #
  109. # :proxy :: proxy options defining *:uri*, *:username*, *:password* or
  110. # *:scheme* (i.e. <tt>{ uri: "http://proxy" }</tt>)
  111. 9 module OptionsMethods
  112. 9 def option_proxy(value)
  113. 603 value.is_a?(Parameters) ? value : Parameters.new(**Hash[value])
  114. end
  115. 9 def option_supported_proxy_protocols(value)
  116. 1523 raise TypeError, ":supported_proxy_protocols must be an Array" unless value.is_a?(Array)
  117. 1523 value.map(&:to_s)
  118. end
  119. end
  120. 9 module InstanceMethods
  121. 9 def find_connection(request_uri, selector, options)
  122. 386 return super unless options.respond_to?(:proxy)
  123. 386 if (next_proxy = request_uri.find_proxy)
  124. 4 return super(request_uri, selector, options.merge(proxy: Parameters.new(uri: next_proxy)))
  125. end
  126. 382 proxy = options.proxy
  127. 382 return super unless proxy
  128. 373 next_proxy = proxy.uri
  129. 373 raise ProxyError, "Failed to connect to proxy" unless next_proxy
  130. raise ProxyError,
  131. 359 "#{next_proxy.scheme}: unsupported proxy protocol" unless options.supported_proxy_protocols.include?(next_proxy.scheme)
  132. 352 if (no_proxy = proxy.no_proxy)
  133. 14 no_proxy = no_proxy.join(",") if no_proxy.is_a?(Array)
  134. # TODO: setting proxy to nil leaks the connection object in the pool
  135. 14 return super(request_uri, selector, options.merge(proxy: nil)) unless URI::Generic.use_proxy?(request_uri.host, next_proxy.host,
  136. next_proxy.port, no_proxy)
  137. end
  138. 345 super(request_uri, selector, options.merge(proxy: proxy))
  139. end
  140. 9 private
  141. 9 def fetch_response(request, selector, options)
  142. 1636 response = request.response # in case it goes wrong later
  143. 163 begin
  144. 1636 response = super
  145. 1636 if response.is_a?(ErrorResponse) && proxy_error?(request, response, options)
  146. 14 options.proxy.shift
  147. # return last error response if no more proxies to try
  148. 14 return response if options.proxy.uri.nil?
  149. 14 log { "failed connecting to proxy, trying next..." }
  150. 14 request.transition(:idle)
  151. 14 send_request(request, selector, options)
  152. 14 return
  153. end
  154. 1622 response
  155. rescue ProxyError
  156. # may happen if coupled with retries, and there are no more proxies to try, in which case
  157. # it'll end up here
  158. response
  159. end
  160. end
  161. 9 def proxy_error?(_request, response, options)
  162. 148 return false unless options.proxy
  163. 147 error = response.error
  164. 147 case error
  165. when NativeResolveError
  166. 14 proxy_uri = URI(options.proxy.uri)
  167. 14 peer = error.connection.peer
  168. # failed resolving proxy domain
  169. 14 peer.host == proxy_uri.host && peer.port == proxy_uri.port
  170. when ResolveError
  171. proxy_uri = URI(options.proxy.uri)
  172. error.message.end_with?(proxy_uri.to_s)
  173. when ProxyConnectionError
  174. # timeout errors connecting to proxy
  175. true
  176. else
  177. 133 false
  178. end
  179. end
  180. end
  181. 9 module ConnectionMethods
  182. 9 using URIExtensions
  183. 9 def initialize(*)
  184. 345 super
  185. 345 return unless @options.proxy
  186. # redefining the connection origin as the proxy's URI,
  187. # as this will be used as the tcp peer ip.
  188. 329 @proxy_uri = URI(@options.proxy.uri)
  189. end
  190. 9 def peer
  191. 852 @proxy_uri || super
  192. end
  193. 9 def connecting?
  194. 4420 return super unless @options.proxy
  195. 4278 super || @state == :connecting || @state == :connected
  196. end
  197. 9 def call
  198. 1236 super
  199. 1236 return unless @options.proxy
  200. 1205 case @state
  201. when :connecting
  202. 316 consume
  203. end
  204. rescue *PROXY_ERRORS => e
  205. if connecting?
  206. error = ProxyConnectionError.new(e.message)
  207. error.set_backtrace(e.backtrace)
  208. raise error
  209. end
  210. raise e
  211. end
  212. 9 def reset
  213. 350 return super unless @options.proxy
  214. 335 @state = :open
  215. 335 super
  216. # emit(:close)
  217. end
  218. 9 private
  219. 9 def initialize_type(uri, options)
  220. 345 return super unless options.proxy
  221. 329 "tcp"
  222. end
  223. 9 def connect
  224. 996 return super unless @options.proxy
  225. 966 case @state
  226. when :idle
  227. 651 transition(:connecting)
  228. when :connected
  229. 315 transition(:open)
  230. end
  231. end
  232. 9 def handle_transition(nextstate)
  233. 2003 return super unless @options.proxy
  234. 1926 case nextstate
  235. when :closing
  236. # this is a hack so that we can use the super method
  237. # and it'll think that the current state is open
  238. 342 @state = :open if @state == :connecting
  239. end
  240. 1926 super
  241. end
  242. 9 def purge_after_closed
  243. 371 super
  244. 371 @io = @io.proxy_io if @io.respond_to?(:proxy_io)
  245. end
  246. end
  247. 9 module ProxyRetries
  248. 9 module InstanceMethods
  249. 9 def retryable_error?(ex)
  250. 48 super || ex.is_a?(ProxyConnectionError)
  251. end
  252. end
  253. end
  254. end
  255. 9 register_plugin :proxy, Proxy
  256. end
  257. 9 class ProxySSL < SSL
  258. 9 attr_reader :proxy_io
  259. 9 def initialize(tcp, request_uri, options)
  260. 91 @proxy_io = tcp
  261. 91 @io = tcp.to_io
  262. 91 super(request_uri, tcp.addresses, options)
  263. 91 @hostname = request_uri.host
  264. 91 @state = :connected
  265. end
  266. end
  267. end

lib/httpx/plugins/proxy/http.rb

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  1. # frozen_string_literal: true
  2. 9 module HTTPX
  3. 9 module Plugins
  4. 9 module Proxy
  5. 9 module HTTP
  6. 9 class << self
  7. 9 def extra_options(options)
  8. 302 options.merge(supported_proxy_protocols: options.supported_proxy_protocols + %w[http])
  9. end
  10. end
  11. 9 module InstanceMethods
  12. 9 def with_proxy_basic_auth(opts)
  13. 7 with(proxy: opts.merge(scheme: "basic"))
  14. end
  15. 9 def with_proxy_digest_auth(opts)
  16. 21 with(proxy: opts.merge(scheme: "digest"))
  17. end
  18. 9 def with_proxy_ntlm_auth(opts)
  19. 7 with(proxy: opts.merge(scheme: "ntlm"))
  20. end
  21. 9 def fetch_response(request, selector, options)
  22. 1636 response = super
  23. 1636 if response &&
  24. response.is_a?(Response) &&
  25. response.status == 407 &&
  26. !request.headers.key?("proxy-authorization") &&
  27. response.headers.key?("proxy-authenticate") && options.proxy.can_authenticate?(response.headers["proxy-authenticate"])
  28. 7 request.transition(:idle)
  29. 7 request.headers["proxy-authorization"] =
  30. options.proxy.authenticate(request, response.headers["proxy-authenticate"])
  31. 7 send_request(request, selector, options)
  32. 7 return
  33. end
  34. 1629 response
  35. end
  36. end
  37. 9 module ConnectionMethods
  38. 9 def connecting?
  39. 4420 super || @state == :connecting || @state == :connected
  40. end
  41. 9 private
  42. 9 def handle_transition(nextstate)
  43. 2227 return super unless @options.proxy && @options.proxy.uri.scheme == "http"
  44. 1166 case nextstate
  45. when :connecting
  46. 294 return unless @state == :idle
  47. 294 @io.connect
  48. 294 return unless @io.connected?
  49. 147 @parser || begin
  50. 140 @parser = parser_type(@io.protocol).new(@write_buffer, @options.merge(max_concurrent_requests: 1))
  51. 140 parser = @parser
  52. 140 parser.extend(ProxyParser)
  53. 140 parser.on(:response, &method(:__http_on_connect))
  54. 140 parser.on(:close) do |force|
  55. 63 next unless @parser
  56. 7 if force
  57. 7 reset
  58. 7 emit(:terminate)
  59. end
  60. end
  61. 140 parser.on(:reset) do
  62. 14 if parser.empty?
  63. 7 reset
  64. else
  65. 7 transition(:closing)
  66. 7 transition(:closed)
  67. 7 parser.reset if @parser
  68. 7 transition(:idle)
  69. 7 transition(:connecting)
  70. end
  71. end
  72. 140 __http_proxy_connect(parser)
  73. end
  74. 147 return if @state == :connected
  75. when :connected
  76. 133 return unless @state == :idle || @state == :connecting
  77. 133 case @state
  78. when :connecting
  79. 56 parser = @parser
  80. 56 @parser = nil
  81. 56 parser.close
  82. when :idle
  83. 77 @parser.callbacks.clear
  84. 77 set_parser_callbacks(@parser)
  85. end
  86. end
  87. 942 super
  88. end
  89. 9 def __http_proxy_connect(parser)
  90. 140 req = @pending.first
  91. 140 if req && req.uri.scheme == "https"
  92. # if the first request after CONNECT is to an https address, it is assumed that
  93. # all requests in the queue are not only ALL HTTPS, but they also share the certificate,
  94. # and therefore, will share the connection.
  95. #
  96. 63 connect_request = ConnectRequest.new(req.uri, @options)
  97. 63 @inflight += 1
  98. 63 parser.send(connect_request)
  99. else
  100. 77 handle_transition(:connected)
  101. end
  102. end
  103. 9 def __http_on_connect(request, response)
  104. 70 @inflight -= 1
  105. 70 if response.is_a?(Response) && response.status == 200
  106. 56 req = @pending.first
  107. 56 request_uri = req.uri
  108. 56 @io = ProxySSL.new(@io, request_uri, @options)
  109. 56 transition(:connected)
  110. 56 throw(:called)
  111. 13 elsif response.is_a?(Response) &&
  112. response.status == 407 &&
  113. !request.headers.key?("proxy-authorization") &&
  114. @options.proxy.can_authenticate?(response.headers["proxy-authenticate"])
  115. 7 request.transition(:idle)
  116. 7 request.headers["proxy-authorization"] = @options.proxy.authenticate(request, response.headers["proxy-authenticate"])
  117. 7 @parser.send(request)
  118. 7 @inflight += 1
  119. else
  120. 7 pending = @pending + @parser.pending
  121. 19 while (req = pending.shift)
  122. 7 response.finish!
  123. 7 req.response = response
  124. 7 req.emit(:response, response)
  125. end
  126. 7 reset
  127. end
  128. end
  129. end
  130. 9 module ProxyParser
  131. 9 def join_headline(request)
  132. 140 return super if request.verb == "CONNECT"
  133. 70 "#{request.verb} #{request.uri} HTTP/#{@version.join(".")}"
  134. end
  135. 9 def set_protocol_headers(request)
  136. 147 extra_headers = super
  137. 147 proxy_params = @options.proxy
  138. 147 if proxy_params.scheme == "basic"
  139. # opt for basic auth
  140. 85 extra_headers["proxy-authorization"] = proxy_params.authenticate(extra_headers)
  141. end
  142. 147 extra_headers["proxy-connection"] = extra_headers.delete("connection") if extra_headers.key?("connection")
  143. 147 extra_headers
  144. end
  145. end
  146. 9 class ConnectRequest < Request
  147. 9 def initialize(uri, options)
  148. 63 super("CONNECT", uri, options)
  149. 63 @headers.delete("accept")
  150. end
  151. 9 def path
  152. 77 "#{@uri.hostname}:#{@uri.port}"
  153. end
  154. end
  155. end
  156. end
  157. 9 register_plugin :"proxy/http", Proxy::HTTP
  158. end
  159. end

lib/httpx/plugins/proxy/socks4.rb

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  1. # frozen_string_literal: true
  2. 9 require "resolv"
  3. 9 require "ipaddr"
  4. 9 module HTTPX
  5. 9 class Socks4Error < ProxyError; end
  6. 9 module Plugins
  7. 9 module Proxy
  8. 9 module Socks4
  9. 9 VERSION = 4
  10. 9 CONNECT = 1
  11. 9 GRANTED = 0x5A
  12. 9 PROTOCOLS = %w[socks4 socks4a].freeze
  13. 9 Error = Socks4Error
  14. 9 class << self
  15. 9 def extra_options(options)
  16. 302 options.merge(supported_proxy_protocols: options.supported_proxy_protocols + PROTOCOLS)
  17. end
  18. end
  19. 9 module ConnectionMethods
  20. 9 def interests
  21. 3747 if @state == :connecting
  22. return @write_buffer.empty? ? :r : :w
  23. end
  24. 3747 super
  25. end
  26. 9 private
  27. 9 def handle_transition(nextstate)
  28. 2283 return super unless @options.proxy && PROTOCOLS.include?(@options.proxy.uri.scheme)
  29. 382 case nextstate
  30. when :connecting
  31. 112 return unless @state == :idle
  32. 112 @io.connect
  33. 112 return unless @io.connected?
  34. 56 req = @pending.first
  35. 56 return unless req
  36. 56 request_uri = req.uri
  37. 56 @write_buffer << Packet.connect(@options.proxy, request_uri)
  38. 56 __socks4_proxy_connect
  39. when :connected
  40. 42 return unless @state == :connecting
  41. 42 @parser = nil
  42. end
  43. 326 log(level: 1) { "SOCKS4: #{nextstate}: #{@write_buffer.to_s.inspect}" } unless nextstate == :open
  44. 326 super
  45. end
  46. 9 def __socks4_proxy_connect
  47. 56 @parser = SocksParser.new(@write_buffer, @options)
  48. 56 @parser.once(:packet, &method(:__socks4_on_packet))
  49. end
  50. 9 def __socks4_on_packet(packet)
  51. 56 _version, status, _port, _ip = packet.unpack("CCnN")
  52. 56 if status == GRANTED
  53. 42 req = @pending.first
  54. 42 request_uri = req.uri
  55. 42 @io = ProxySSL.new(@io, request_uri, @options) if request_uri.scheme == "https"
  56. 42 transition(:connected)
  57. 42 throw(:called)
  58. else
  59. 14 on_socks4_error("socks error: #{status}")
  60. end
  61. end
  62. 9 def on_socks4_error(message)
  63. 14 ex = Error.new(message)
  64. 14 ex.set_backtrace(caller)
  65. 14 on_error(ex)
  66. 14 throw(:called)
  67. end
  68. end
  69. 9 class SocksParser
  70. 9 include HTTPX::Callbacks
  71. 9 def initialize(buffer, options)
  72. 56 @buffer = buffer
  73. 56 @options = options
  74. end
  75. 9 def close; end
  76. 9 def consume(*); end
  77. 9 def empty?
  78. true
  79. end
  80. 9 def <<(packet)
  81. 56 emit(:packet, packet)
  82. end
  83. end
  84. 9 module Packet
  85. 9 module_function
  86. 9 def connect(parameters, uri)
  87. 56 packet = [VERSION, CONNECT, uri.port].pack("CCn")
  88. 56 case parameters.uri.scheme
  89. when "socks4"
  90. 42 socks_host = uri.host
  91. 5 begin
  92. 84 ip = IPAddr.new(socks_host)
  93. 42 packet << ip.hton
  94. rescue IPAddr::InvalidAddressError
  95. 42 socks_host = Resolv.getaddress(socks_host)
  96. 42 retry
  97. end
  98. 42 packet << [parameters.username].pack("Z*")
  99. when "socks4a"
  100. 14 packet << "\x0\x0\x0\x1" << [parameters.username].pack("Z*") << uri.host << "\x0"
  101. end
  102. 56 packet
  103. end
  104. end
  105. end
  106. end
  107. 9 register_plugin :"proxy/socks4", Proxy::Socks4
  108. end
  109. end

lib/httpx/plugins/proxy/socks5.rb

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  1. # frozen_string_literal: true
  2. 9 module HTTPX
  3. 9 class Socks5Error < ProxyError; end
  4. 9 module Plugins
  5. 9 module Proxy
  6. 9 module Socks5
  7. 9 VERSION = 5
  8. 9 NOAUTH = 0
  9. 9 PASSWD = 2
  10. 9 NONE = 0xff
  11. 9 CONNECT = 1
  12. 9 IPV4 = 1
  13. 9 DOMAIN = 3
  14. 9 IPV6 = 4
  15. 9 SUCCESS = 0
  16. 9 Error = Socks5Error
  17. 9 class << self
  18. 9 def load_dependencies(*)
  19. 302 require_relative "../auth/socks5"
  20. end
  21. 9 def extra_options(options)
  22. 302 options.merge(supported_proxy_protocols: options.supported_proxy_protocols + %w[socks5])
  23. end
  24. end
  25. 9 module ConnectionMethods
  26. 9 def call
  27. 1236 super
  28. 1236 return unless @options.proxy && @options.proxy.uri.scheme == "socks5"
  29. 336 case @state
  30. when :connecting,
  31. :negotiating,
  32. :authenticating
  33. 148 consume
  34. end
  35. end
  36. 9 def connecting?
  37. 4420 super || @state == :authenticating || @state == :negotiating
  38. end
  39. 9 def interests
  40. 6214 if @state == :connecting || @state == :authenticating || @state == :negotiating
  41. 2467 return @write_buffer.empty? ? :r : :w
  42. end
  43. 3747 super
  44. end
  45. 9 private
  46. 9 def handle_transition(nextstate)
  47. 2535 return super unless @options.proxy && @options.proxy.uri.scheme == "socks5"
  48. 910 case nextstate
  49. when :connecting
  50. 252 return unless @state == :idle
  51. 252 @io.connect
  52. 252 return unless @io.connected?
  53. 126 @write_buffer << Packet.negotiate(@options.proxy)
  54. 126 __socks5_proxy_connect
  55. when :authenticating
  56. 42 return unless @state == :connecting
  57. 42 @write_buffer << Packet.authenticate(@options.proxy)
  58. when :negotiating
  59. 168 return unless @state == :connecting || @state == :authenticating
  60. 42 req = @pending.first
  61. 42 request_uri = req.uri
  62. 42 @write_buffer << Packet.connect(request_uri)
  63. when :connected
  64. 28 return unless @state == :negotiating
  65. 28 @parser = nil
  66. end
  67. 658 log(level: 1) { "SOCKS5: #{nextstate}: #{@write_buffer.to_s.inspect}" } unless nextstate == :open
  68. 658 super
  69. end
  70. 9 def __socks5_proxy_connect
  71. 126 @parser = SocksParser.new(@write_buffer, @options)
  72. 126 @parser.on(:packet, &method(:__socks5_on_packet))
  73. 126 transition(:negotiating)
  74. end
  75. 9 def __socks5_on_packet(packet)
  76. 210 case @state
  77. when :connecting
  78. 126 version, method = packet.unpack("CC")
  79. 126 __socks5_check_version(version)
  80. 126 case method
  81. when PASSWD
  82. 42 transition(:authenticating)
  83. 12 nil
  84. when NONE
  85. 70 __on_socks5_error("no supported authorization methods")
  86. else
  87. 14 transition(:negotiating)
  88. end
  89. when :authenticating
  90. 42 _, status = packet.unpack("CC")
  91. 42 return transition(:negotiating) if status == SUCCESS
  92. 14 __on_socks5_error("socks authentication error: #{status}")
  93. when :negotiating
  94. 42 version, reply, = packet.unpack("CC")
  95. 42 __socks5_check_version(version)
  96. 42 __on_socks5_error("socks5 negotiation error: #{reply}") unless reply == SUCCESS
  97. 28 req = @pending.first
  98. 28 request_uri = req.uri
  99. 28 @io = ProxySSL.new(@io, request_uri, @options) if request_uri.scheme == "https"
  100. 28 transition(:connected)
  101. 28 throw(:called)
  102. end
  103. end
  104. 9 def __socks5_check_version(version)
  105. 168 __on_socks5_error("invalid SOCKS version (#{version})") if version != 5
  106. end
  107. 9 def __on_socks5_error(message)
  108. 98 ex = Error.new(message)
  109. 98 ex.set_backtrace(caller)
  110. 98 on_error(ex)
  111. 98 throw(:called)
  112. end
  113. end
  114. 9 class SocksParser
  115. 9 include HTTPX::Callbacks
  116. 9 def initialize(buffer, options)
  117. 126 @buffer = buffer
  118. 126 @options = options
  119. end
  120. 9 def close; end
  121. 9 def consume(*); end
  122. 9 def empty?
  123. true
  124. end
  125. 9 def <<(packet)
  126. 210 emit(:packet, packet)
  127. end
  128. end
  129. 9 module Packet
  130. 9 module_function
  131. 9 def negotiate(parameters)
  132. 126 methods = [NOAUTH]
  133. 126 methods << PASSWD if parameters.can_authenticate?
  134. 126 methods.unshift(methods.size)
  135. 126 methods.unshift(VERSION)
  136. 126 methods.pack("C*")
  137. end
  138. 9 def authenticate(parameters)
  139. 42 parameters.authenticate
  140. end
  141. 9 def connect(uri)
  142. 42 packet = [VERSION, CONNECT, 0].pack("C*")
  143. 5 begin
  144. 42 ip = IPAddr.new(uri.host)
  145. 14 ipcode = ip.ipv6? ? IPV6 : IPV4
  146. 14 packet << [ipcode].pack("C") << ip.hton
  147. rescue IPAddr::InvalidAddressError
  148. 28 packet << [DOMAIN, uri.host.bytesize, uri.host].pack("CCA*")
  149. end
  150. 42 packet << [uri.port].pack("n")
  151. 42 packet
  152. end
  153. end
  154. end
  155. end
  156. 9 register_plugin :"proxy/socks5", Proxy::Socks5
  157. end
  158. end

lib/httpx/plugins/proxy/ssh.rb

92.31% lines covered

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  1. # frozen_string_literal: true
  2. 6 require "httpx/plugins/proxy"
  3. 6 module HTTPX
  4. 6 module Plugins
  5. 6 module Proxy
  6. 6 module SSH
  7. 6 class << self
  8. 6 def load_dependencies(*)
  9. 12 require "net/ssh/gateway"
  10. end
  11. end
  12. 6 module OptionsMethods
  13. 6 def option_proxy(value)
  14. 24 Hash[value]
  15. end
  16. end
  17. 6 module InstanceMethods
  18. 6 def request(*args, **options)
  19. 12 raise ArgumentError, "must perform at least one request" if args.empty?
  20. 12 requests = args.first.is_a?(Request) ? args : build_requests(*args, options)
  21. 12 request = requests.first or return super
  22. 12 request_options = request.options
  23. 12 return super unless request_options.proxy
  24. 12 ssh_options = request_options.proxy
  25. 12 ssh_uris = ssh_options.delete(:uri)
  26. 12 ssh_uri = URI.parse(ssh_uris.shift)
  27. 12 return super unless ssh_uri.scheme == "ssh"
  28. 12 ssh_username = ssh_options.delete(:username)
  29. 12 ssh_options[:port] ||= ssh_uri.port || 22
  30. 12 if request_options.debug
  31. ssh_options[:verbose] = request_options.debug_level == 2 ? :debug : :info
  32. end
  33. 12 request_uri = URI(requests.first.uri)
  34. 12 @_gateway = Net::SSH::Gateway.new(ssh_uri.host, ssh_username, ssh_options)
  35. begin
  36. 12 @_gateway.open(request_uri.host, request_uri.port) do |local_port|
  37. 12 io = build_gateway_socket(local_port, request_uri, request_options)
  38. 12 super(*args, **options.merge(io: io))
  39. end
  40. ensure
  41. 12 @_gateway.shutdown!
  42. end
  43. end
  44. 6 private
  45. 6 def build_gateway_socket(port, request_uri, options)
  46. 12 case request_uri.scheme
  47. when "https"
  48. 6 ctx = OpenSSL::SSL::SSLContext.new
  49. 6 ctx_options = SSL::TLS_OPTIONS.merge(options.ssl)
  50. 6 ctx.set_params(ctx_options) unless ctx_options.empty?
  51. 6 sock = TCPSocket.open("localhost", port)
  52. 6 io = OpenSSL::SSL::SSLSocket.new(sock, ctx)
  53. 6 io.hostname = request_uri.host
  54. 6 io.sync_close = true
  55. 6 io.connect
  56. 6 io.post_connection_check(request_uri.host) if ctx.verify_mode != OpenSSL::SSL::VERIFY_NONE
  57. 6 io
  58. when "http"
  59. 6 TCPSocket.open("localhost", port)
  60. else
  61. raise TypeError, "unexpected scheme: #{request_uri.scheme}"
  62. end
  63. end
  64. end
  65. 6 module ConnectionMethods
  66. # should not coalesce connections here, as the IP is the IP of the proxy
  67. 6 def coalescable?(*)
  68. return super unless @options.proxy
  69. false
  70. end
  71. end
  72. end
  73. end
  74. 6 register_plugin :"proxy/ssh", Proxy::SSH
  75. end
  76. end

lib/httpx/plugins/push_promise.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for HTTP/2 Push responses.
  6. #
  7. # In order to benefit from this, requests are sent one at a time, so that
  8. # no push responses are received after corresponding request has been sent.
  9. #
  10. # https://gitlab.com/os85/httpx/wikis/Server-Push
  11. #
  12. 7 module PushPromise
  13. 7 def self.extra_options(options)
  14. 14 options.merge(http2_settings: { settings_enable_push: 1 },
  15. max_concurrent_requests: 1)
  16. end
  17. 7 module ResponseMethods
  18. 7 def pushed?
  19. 14 @__pushed
  20. end
  21. 7 def mark_as_pushed!
  22. 7 @__pushed = true
  23. end
  24. end
  25. 7 module InstanceMethods
  26. 7 private
  27. 7 def promise_headers
  28. 14 @promise_headers ||= {}
  29. end
  30. 7 def on_promise(parser, stream)
  31. 14 stream.on(:promise_headers) do |h|
  32. 14 __on_promise_request(parser, stream, h)
  33. end
  34. 14 stream.on(:headers) do |h|
  35. 7 __on_promise_response(parser, stream, h)
  36. end
  37. end
  38. 7 def __on_promise_request(parser, stream, h)
  39. 14 log(level: 1, color: :yellow) do
  40. skipped # :nocov:
  41. skipped h.map { |k, v| "#{stream.id}: -> PROMISE HEADER: #{k}: #{v}" }.join("\n")
  42. skipped # :nocov:
  43. end
  44. 14 headers = @options.headers_class.new(h)
  45. 14 path = headers[":path"]
  46. 14 authority = headers[":authority"]
  47. 21 request = parser.pending.find { |r| r.authority == authority && r.path == path }
  48. 14 if request
  49. 7 request.merge_headers(headers)
  50. 7 promise_headers[stream] = request
  51. 7 parser.pending.delete(request)
  52. 7 parser.streams[request] = stream
  53. 7 request.transition(:done)
  54. else
  55. 7 stream.refuse
  56. end
  57. end
  58. 7 def __on_promise_response(parser, stream, h)
  59. 7 request = promise_headers.delete(stream)
  60. 7 return unless request
  61. 7 parser.__send__(:on_stream_headers, stream, request, h)
  62. 7 response = request.response
  63. 7 response.mark_as_pushed!
  64. 7 stream.on(:data, &parser.method(:on_stream_data).curry(3)[stream, request])
  65. 7 stream.on(:close, &parser.method(:on_stream_close).curry(3)[stream, request])
  66. end
  67. end
  68. end
  69. 7 register_plugin(:push_promise, PushPromise)
  70. end
  71. end

lib/httpx/plugins/query.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for using the experimental QUERY HTTP method
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/Query
  8. 7 module Query
  9. 7 def self.subplugins
  10. {
  11. 20 retries: QueryRetries,
  12. }
  13. end
  14. 7 module InstanceMethods
  15. 7 def query(*uri, **options)
  16. 14 request("QUERY", uri, **options)
  17. end
  18. end
  19. 7 module QueryRetries
  20. 7 module InstanceMethods
  21. 7 private
  22. 7 def repeatable_request?(request, options)
  23. 21 super || request.verb == "QUERY"
  24. end
  25. end
  26. end
  27. end
  28. 7 register_plugin :query, Query
  29. end
  30. end

lib/httpx/plugins/rate_limiter.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for retrying requests when the request:
  6. #
  7. # * is rate limited;
  8. # * when the server is unavailable (503);
  9. # * when a 3xx request comes with a "retry-after" value
  10. #
  11. # https://gitlab.com/os85/httpx/wikis/Rate-Limiter
  12. #
  13. 7 module RateLimiter
  14. 7 class << self
  15. 7 RATE_LIMIT_CODES = [429, 503].freeze
  16. 7 def configure(klass)
  17. 56 klass.plugin(:retries,
  18. retry_change_requests: true,
  19. 7 retry_on: method(:retry_on_rate_limited_response),
  20. retry_after: method(:retry_after_rate_limit))
  21. end
  22. 7 def retry_on_rate_limited_response(response)
  23. 112 return false unless response.is_a?(Response)
  24. 112 status = response.status
  25. 112 RATE_LIMIT_CODES.include?(status)
  26. end
  27. # Servers send the "Retry-After" header field to indicate how long the
  28. # user agent ought to wait before making a follow-up request. When
  29. # sent with a 503 (Service Unavailable) response, Retry-After indicates
  30. # how long the service is expected to be unavailable to the client.
  31. # When sent with any 3xx (Redirection) response, Retry-After indicates
  32. # the minimum time that the user agent is asked to wait before issuing
  33. # the redirected request.
  34. #
  35. 7 def retry_after_rate_limit(_, response)
  36. 56 return unless response.is_a?(Response)
  37. 56 retry_after = response.headers["retry-after"]
  38. 56 return unless retry_after
  39. 28 Utils.parse_retry_after(retry_after)
  40. end
  41. end
  42. end
  43. 7 register_plugin :rate_limiter, RateLimiter
  44. end
  45. end

lib/httpx/plugins/response_cache.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for retrying requests when certain errors happen.
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/Response-Cache
  8. #
  9. 7 module ResponseCache
  10. 7 CACHEABLE_VERBS = %w[GET HEAD].freeze
  11. 7 CACHEABLE_STATUS_CODES = [200, 203, 206, 300, 301, 410].freeze
  12. 7 SUPPORTED_VARY_HEADERS = %w[accept accept-encoding accept-language cookie origin].sort.freeze
  13. 7 private_constant :CACHEABLE_VERBS
  14. 7 private_constant :CACHEABLE_STATUS_CODES
  15. 7 class << self
  16. 7 def load_dependencies(*)
  17. 196 require_relative "response_cache/store"
  18. 196 require_relative "response_cache/file_store"
  19. end
  20. # whether the +response+ can be stored in the response cache.
  21. # (i.e. has a cacheable body, does not contain directives prohibiting storage, etc...)
  22. 7 def cacheable_response?(response)
  23. 119 response.is_a?(Response) &&
  24. (
  25. 119 response.cache_control.nil? ||
  26. # TODO: !response.cache_control.include?("private") && is shared cache
  27. !response.cache_control.include?("no-store")
  28. ) &&
  29. CACHEABLE_STATUS_CODES.include?(response.status) &&
  30. # RFC 2616 13.4 - A response received with a status code of 200, 203, 206, 300, 301 or
  31. # 410 MAY be stored by a cache and used in reply to a subsequent
  32. # request, subject to the expiration mechanism, unless a cache-control
  33. # directive prohibits caching. However, a cache that does not support
  34. # the Range and Content-Range headers MUST NOT cache 206 (Partial
  35. # Content) responses.
  36. response.status != 206
  37. end
  38. # whether the +response+
  39. 7 def not_modified?(response)
  40. 147 response.is_a?(Response) && response.status == 304
  41. end
  42. 7 def extra_options(options)
  43. 196 options.merge(
  44. supported_vary_headers: SUPPORTED_VARY_HEADERS,
  45. response_cache_store: :store,
  46. )
  47. end
  48. end
  49. # adds support for the following options:
  50. #
  51. # :supported_vary_headers :: array of header values that will be considered for a "vary" header based cache validation
  52. # (defaults to {SUPPORTED_VARY_HEADERS}).
  53. # :response_cache_store :: object where cached responses are fetch from or stored in; defaults to <tt>:store</tt> (in-memory
  54. # cache), can be set to <tt>:file_store</tt> (file system cache store) as well, or any object which
  55. # abides by the Cache Store Interface
  56. #
  57. # The Cache Store Interface requires implementation of the following methods:
  58. #
  59. # * +#get(request) -> response or nil+
  60. # * +#set(request, response) -> void+
  61. # * +#clear() -> void+)
  62. #
  63. 7 module OptionsMethods
  64. 7 def option_response_cache_store(value)
  65. 329 case value
  66. when :store
  67. 210 Store.new
  68. when :file_store
  69. 14 FileStore.new
  70. else
  71. 105 value
  72. end
  73. end
  74. 7 def option_supported_vary_headers(value)
  75. 196 Array(value).sort
  76. end
  77. end
  78. 7 module InstanceMethods
  79. # wipes out all cached responses from the cache store.
  80. 7 def clear_response_cache
  81. 119 @options.response_cache_store.clear
  82. end
  83. 7 def build_request(*)
  84. 406 request = super
  85. 406 return request unless cacheable_request?(request)
  86. 392 prepare_cache(request)
  87. 392 request
  88. end
  89. 7 private
  90. 7 def send_request(request, *)
  91. 147 return request if request.response
  92. 133 super
  93. end
  94. 7 def fetch_response(request, *)
  95. 517 response = super
  96. 517 return unless response
  97. 147 if ResponseCache.not_modified?(response)
  98. 28 log { "returning cached response for #{request.uri}" }
  99. 28 response.copy_from_cached!
  100. 118 elsif request.cacheable_verb? && ResponseCache.cacheable_response?(response)
  101. 98 request.options.response_cache_store.set(request, response) unless response.cached?
  102. end
  103. 147 response
  104. end
  105. # will either assign a still-fresh cached response to +request+, or set up its HTTP
  106. # cache invalidation headers in case it's not fresh anymore.
  107. 7 def prepare_cache(request)
  108. 588 cached_response = request.options.response_cache_store.get(request)
  109. 588 return unless cached_response && match_by_vary?(request, cached_response)
  110. 266 cached_response.body.rewind
  111. 266 if cached_response.fresh?
  112. 56 cached_response = cached_response.dup
  113. 56 cached_response.mark_as_cached!
  114. 56 request.response = cached_response
  115. 56 request.emit(:response, cached_response)
  116. 56 return
  117. end
  118. 210 request.cached_response = cached_response
  119. 210 if !request.headers.key?("if-modified-since") && (last_modified = cached_response.headers["last-modified"])
  120. 28 request.headers.add("if-modified-since", last_modified)
  121. end
  122. 210 if !request.headers.key?("if-none-match") && (etag = cached_response.headers["etag"]) # rubocop:disable Style/GuardClause
  123. 154 request.headers.add("if-none-match", etag)
  124. end
  125. end
  126. 7 def cacheable_request?(request)
  127. 406 request.cacheable_verb? &&
  128. (
  129. 392 !request.headers.key?("cache-control") || !request.headers.get("cache-control").include?("no-store")
  130. )
  131. end
  132. # whether the +response+ complies with the directives set by the +request+ "vary" header
  133. # (true when none is available).
  134. 7 def match_by_vary?(request, response)
  135. 266 vary = response.vary
  136. 266 return true unless vary
  137. 84 original_request = response.original_request
  138. 84 if vary == %w[*]
  139. 28 request.options.supported_vary_headers.each do |field|
  140. 140 return false unless request.headers[field] == original_request.headers[field]
  141. end
  142. 28 return true
  143. end
  144. 56 vary.all? do |field|
  145. 56 !original_request.headers.key?(field) || request.headers[field] == original_request.headers[field]
  146. end
  147. end
  148. end
  149. 7 module RequestMethods
  150. # points to a previously cached Response corresponding to this request.
  151. 7 attr_accessor :cached_response
  152. 7 def initialize(*)
  153. 546 super
  154. 546 @cached_response = nil
  155. end
  156. 7 def merge_headers(*)
  157. 259 super
  158. 259 @response_cache_key = nil
  159. end
  160. # returns whether this request is cacheable as per HTTP caching rules.
  161. 7 def cacheable_verb?
  162. 525 CACHEABLE_VERBS.include?(@verb)
  163. end
  164. # returns a unique cache key as a String identifying this request
  165. 7 def response_cache_key
  166. 1134 @response_cache_key ||= begin
  167. 413 keys = [@verb, @uri]
  168. 413 @options.supported_vary_headers.each do |field|
  169. 2065 value = @headers[field]
  170. 2065 keys << value if value
  171. end
  172. 413 Digest::SHA1.hexdigest("httpx-response-cache-#{keys.join("-")}")
  173. end
  174. end
  175. end
  176. 7 module ResponseMethods
  177. 7 attr_writer :original_request
  178. 7 def initialize(*)
  179. 441 super
  180. 441 @cached = false
  181. end
  182. # a copy of the request this response was originally cached from
  183. 7 def original_request
  184. 84 @original_request || @request
  185. end
  186. # whether this Response was duplicated from a previously {RequestMethods#cached_response}.
  187. 7 def cached?
  188. 98 @cached
  189. end
  190. # sets this Response as being duplicated from a previously cached response.
  191. 7 def mark_as_cached!
  192. 56 @cached = true
  193. end
  194. # eager-copies the response headers and body from {RequestMethods#cached_response}.
  195. 7 def copy_from_cached!
  196. 28 cached_response = @request.cached_response
  197. 28 return unless cached_response
  198. # 304 responses do not have content-type, which are needed for decoding.
  199. 28 @headers = @headers.class.new(cached_response.headers.merge(@headers))
  200. 28 @body = cached_response.body.dup
  201. 28 @body.rewind
  202. end
  203. # A response is fresh if its age has not yet exceeded its freshness lifetime.
  204. # other (#cache_control} directives may influence the outcome, as per the rules
  205. # from the {rfc}[https://www.rfc-editor.org/rfc/rfc7234]
  206. 7 def fresh?
  207. 266 if cache_control
  208. 98 return false if cache_control.include?("no-cache")
  209. 70 return true if cache_control.include?("immutable")
  210. # check age: max-age
  211. 168 max_age = cache_control.find { |directive| directive.start_with?("s-maxage") }
  212. 168 max_age ||= cache_control.find { |directive| directive.start_with?("max-age") }
  213. 70 max_age = max_age[/age=(\d+)/, 1] if max_age
  214. 70 max_age = max_age.to_i if max_age
  215. 70 return max_age > age if max_age
  216. end
  217. # check age: expires
  218. 168 if @headers.key?("expires")
  219. 5 begin
  220. 42 expires = Time.httpdate(@headers["expires"])
  221. rescue ArgumentError
  222. 14 return false
  223. end
  224. 28 return (expires - Time.now).to_i.positive?
  225. end
  226. 126 false
  227. end
  228. # returns the "cache-control" directives as an Array of String(s).
  229. 7 def cache_control
  230. 742 return @cache_control if defined?(@cache_control)
  231. @cache_control = begin
  232. 336 return unless @headers.key?("cache-control")
  233. 98 @headers["cache-control"].split(/ *, */)
  234. end
  235. end
  236. # returns the "vary" header value as an Array of (String) headers.
  237. 7 def vary
  238. 266 return @vary if defined?(@vary)
  239. @vary = begin
  240. 238 return unless @headers.key?("vary")
  241. 56 @headers["vary"].split(/ *, */).map(&:downcase)
  242. end
  243. end
  244. 7 private
  245. # returns the value of the "age" header as an Integer (time since epoch).
  246. # if no "age" of header exists, it returns the number of seconds since {#date}.
  247. 7 def age
  248. 70 return @headers["age"].to_i if @headers.key?("age")
  249. 70 (Time.now - date).to_i
  250. end
  251. # returns the value of the "date" header as a Time object
  252. 7 def date
  253. 70 @date ||= Time.httpdate(@headers["date"])
  254. rescue NoMethodError, ArgumentError
  255. 14 Time.now
  256. end
  257. end
  258. end
  259. 7 register_plugin :response_cache, ResponseCache
  260. end
  261. end

lib/httpx/plugins/response_cache/file_store.rb

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  1. # frozen_string_literal: true
  2. 7 require "pathname"
  3. 7 module HTTPX::Plugins
  4. 7 module ResponseCache
  5. # Implementation of a file system based cache store.
  6. #
  7. # It stores cached responses in a file under a directory pointed by the +dir+
  8. # variable (defaults to the default temp directory from the OS), in a custom
  9. # format (similar but different from HTTP/1.1 request/response framing).
  10. 7 class FileStore
  11. 7 CRLF = HTTPX::Connection::HTTP1::CRLF
  12. 7 attr_reader :dir
  13. 7 def initialize(dir = Dir.tmpdir)
  14. 70 @dir = Pathname.new(dir).join("httpx-response-cache")
  15. 70 FileUtils.mkdir_p(@dir)
  16. end
  17. 7 def clear
  18. 56 FileUtils.rm_rf(@dir)
  19. end
  20. 7 def get(request)
  21. 259 path = file_path(request)
  22. 259 return unless File.exist?(path)
  23. 133 File.open(path, mode: File::RDONLY | File::BINARY) do |f|
  24. 133 f.flock(File::Constants::LOCK_SH)
  25. 133 read_from_file(request, f)
  26. end
  27. end
  28. 7 def set(request, response)
  29. 84 path = file_path(request)
  30. 84 file_exists = File.exist?(path)
  31. 84 mode = file_exists ? File::RDWR : File::CREAT | File::Constants::WRONLY
  32. 84 File.open(path, mode: mode | File::BINARY) do |f|
  33. 84 f.flock(File::Constants::LOCK_EX)
  34. 84 if file_exists
  35. 7 cached_response = read_from_file(request, f)
  36. 7 if cached_response
  37. 7 next if cached_response == request.cached_response
  38. 7 cached_response.close
  39. 7 f.truncate(0)
  40. 7 f.rewind
  41. end
  42. end
  43. # cache the request headers
  44. 84 f << request.verb << CRLF
  45. 84 f << request.uri << CRLF
  46. 84 request.headers.each do |field, value|
  47. 252 f << field << ":" << value << CRLF
  48. end
  49. 84 f << CRLF
  50. # cache the response
  51. 84 f << response.status << CRLF
  52. 84 f << response.version << CRLF
  53. 84 response.headers.each do |field, value|
  54. 231 f << field << ":" << value << CRLF
  55. end
  56. 84 f << CRLF
  57. 84 response.body.rewind
  58. 84 IO.copy_stream(response.body, f)
  59. end
  60. end
  61. 7 private
  62. 7 def file_path(request)
  63. 343 @dir.join(request.response_cache_key)
  64. end
  65. 7 def read_from_file(request, f)
  66. # if it's an empty file
  67. 140 return if f.eof?
  68. # read request data
  69. 140 verb = f.readline.delete_suffix!(CRLF)
  70. 140 uri = f.readline.delete_suffix!(CRLF)
  71. 140 request_headers = {}
  72. 620 while (line = f.readline) != CRLF
  73. 420 line.delete_suffix!(CRLF)
  74. 420 sep_index = line.index(":")
  75. 420 field = line.byteslice(0..(sep_index - 1))
  76. 420 value = line.byteslice((sep_index + 1)..-1)
  77. 420 request_headers[field] = value
  78. end
  79. 140 status = f.readline.delete_suffix!(CRLF)
  80. 140 version = f.readline.delete_suffix!(CRLF)
  81. 140 response_headers = {}
  82. 590 while (line = f.readline) != CRLF
  83. 385 line.delete_suffix!(CRLF)
  84. 385 sep_index = line.index(":")
  85. 385 field = line.byteslice(0..(sep_index - 1))
  86. 385 value = line.byteslice((sep_index + 1)..-1)
  87. 385 response_headers[field] = value
  88. end
  89. 140 original_request = request.options.request_class.new(verb, uri, request.options)
  90. 140 original_request.merge_headers(request_headers)
  91. 140 response = request.options.response_class.new(request, status, version, response_headers)
  92. 140 response.original_request = original_request
  93. 140 response.finish!
  94. 140 IO.copy_stream(f, response.body)
  95. 140 response
  96. end
  97. end
  98. end
  99. end

lib/httpx/plugins/response_cache/store.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX::Plugins
  3. 7 module ResponseCache
  4. # Implementation of a thread-safe in-memory cache store.
  5. 7 class Store
  6. 7 def initialize
  7. 259 @store = {}
  8. 259 @store_mutex = Thread::Mutex.new
  9. end
  10. 7 def clear
  11. 126 @store_mutex.synchronize { @store.clear }
  12. end
  13. 7 def get(request)
  14. 392 @store_mutex.synchronize do
  15. 392 @store[request.response_cache_key]
  16. end
  17. end
  18. 7 def set(request, response)
  19. 175 @store_mutex.synchronize do
  20. 175 cached_response = @store[request.response_cache_key]
  21. 175 cached_response.close if cached_response
  22. 175 @store[request.response_cache_key] = response
  23. end
  24. end
  25. end
  26. end
  27. end

lib/httpx/plugins/retries.rb

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  1. # frozen_string_literal: true
  2. 16 module HTTPX
  3. 16 module Plugins
  4. #
  5. # This plugin adds support for retrying requests when errors happen.
  6. #
  7. # It has a default max number of retries (see *MAX_RETRIES* and the *max_retries* option),
  8. # after which it will return the last response, error or not. It will **not** raise an exception.
  9. #
  10. # It does not retry which are not considered idempotent (see *retry_change_requests* to override).
  11. #
  12. # https://gitlab.com/os85/httpx/wikis/Retries
  13. #
  14. 16 module Retries
  15. 16 MAX_RETRIES = 3
  16. # TODO: pass max_retries in a configure/load block
  17. 16 IDEMPOTENT_METHODS = %w[GET OPTIONS HEAD PUT DELETE].freeze
  18. # subset of retryable errors which are safe to retry when reconnecting
  19. 1 RECONNECTABLE_ERRORS = [
  20. 15 IOError,
  21. EOFError,
  22. Errno::ECONNRESET,
  23. Errno::ECONNABORTED,
  24. Errno::EPIPE,
  25. Errno::EINVAL,
  26. Errno::ETIMEDOUT,
  27. ConnectionError,
  28. TLSError,
  29. Connection::HTTP2::Error,
  30. ].freeze
  31. 16 RETRYABLE_ERRORS = (RECONNECTABLE_ERRORS + [
  32. Parser::Error,
  33. TimeoutError,
  34. ]).freeze
  35. 16 DEFAULT_JITTER = ->(interval) { interval * ((rand + 1) * 0.5) }
  36. 16 if ENV.key?("HTTPX_NO_JITTER")
  37. 15 def self.extra_options(options)
  38. 708 options.merge(max_retries: MAX_RETRIES)
  39. end
  40. else
  41. 1 def self.extra_options(options)
  42. 5 options.merge(max_retries: MAX_RETRIES, retry_jitter: DEFAULT_JITTER)
  43. end
  44. end
  45. # adds support for the following options:
  46. #
  47. # :max_retries :: max number of times a request will be retried (defaults to <tt>3</tt>).
  48. # :retry_change_requests :: whether idempotent requests are retried (defaults to <tt>false</tt>).
  49. # :retry_after:: seconds after which a request is retried; can also be a callable object (i.e. <tt>->(req, res) { ... } </tt>)
  50. # :retry_jitter :: number of seconds applied to *:retry_after* (must be a callable, i.e. <tt>->(retry_after) { ... } </tt>).
  51. # :retry_on :: callable which alternatively defines a different rule for when a response is to be retried
  52. # (i.e. <tt>->(res) { ... }</tt>).
  53. 16 module OptionsMethods
  54. 16 def option_retry_after(value)
  55. # return early if callable
  56. 182 unless value.respond_to?(:call)
  57. 84 value = Float(value)
  58. 84 raise TypeError, ":retry_after must be positive" unless value.positive?
  59. end
  60. 182 value
  61. end
  62. 16 def option_retry_jitter(value)
  63. # return early if callable
  64. 52 raise TypeError, ":retry_jitter must be callable" unless value.respond_to?(:call)
  65. 52 value
  66. end
  67. 16 def option_max_retries(value)
  68. 2188 num = Integer(value)
  69. 2188 raise TypeError, ":max_retries must be positive" unless num >= 0
  70. 2188 num
  71. end
  72. 16 def option_retry_change_requests(v)
  73. 112 v
  74. end
  75. 16 def option_retry_on(value)
  76. 251 raise TypeError, ":retry_on must be called with the response" unless value.respond_to?(:call)
  77. 251 value
  78. end
  79. end
  80. 16 module InstanceMethods
  81. # returns a `:retries` plugin enabled session with +n+ maximum retries per request setting.
  82. 16 def max_retries(n)
  83. 84 with(max_retries: n)
  84. end
  85. 16 private
  86. 16 def fetch_response(request, selector, options)
  87. 6410666 response = super
  88. 6410666 if response &&
  89. request.retries.positive? &&
  90. repeatable_request?(request, options) &&
  91. (
  92. (
  93. 269 response.is_a?(ErrorResponse) && retryable_error?(response.error)
  94. ) ||
  95. (
  96. 197 options.retry_on && options.retry_on.call(response)
  97. )
  98. )
  99. 439 try_partial_retry(request, response)
  100. 439 log { "failed to get response, #{request.retries} tries to go..." }
  101. 439 request.retries -= 1 unless request.ping? # do not exhaust retries on connection liveness probes
  102. 439 request.transition(:idle)
  103. 439 retry_after = options.retry_after
  104. 439 retry_after = retry_after.call(request, response) if retry_after.respond_to?(:call)
  105. 439 if retry_after
  106. # apply jitter
  107. 84 if (jitter = request.options.retry_jitter)
  108. 14 retry_after = jitter.call(retry_after)
  109. end
  110. 84 retry_start = Utils.now
  111. 84 log { "retrying after #{retry_after} secs..." }
  112. 84 selector.after(retry_after) do
  113. 84 if (response = request.response)
  114. response.finish!
  115. # request has terminated abruptly meanwhile
  116. request.emit(:response, response)
  117. else
  118. 84 log { "retrying (elapsed time: #{Utils.elapsed_time(retry_start)})!!" }
  119. 84 send_request(request, selector, options)
  120. end
  121. end
  122. else
  123. 355 send_request(request, selector, options)
  124. end
  125. 439 return
  126. end
  127. 6410227 response
  128. end
  129. # returns whether +request+ can be retried.
  130. 16 def repeatable_request?(request, options)
  131. 1013 IDEMPOTENT_METHODS.include?(request.verb) || options.retry_change_requests
  132. end
  133. # returns whether the +ex+ exception happend for a retriable request.
  134. 16 def retryable_error?(ex)
  135. 3270 RETRYABLE_ERRORS.any? { |klass| ex.is_a?(klass) }
  136. end
  137. 16 def proxy_error?(request, response, _)
  138. 56 super && !request.retries.positive?
  139. end
  140. #
  141. # Attempt to set the request to perform a partial range request.
  142. # This happens if the peer server accepts byte-range requests, and
  143. # the last response contains some body payload.
  144. #
  145. 16 def try_partial_retry(request, response)
  146. 439 response = response.response if response.is_a?(ErrorResponse)
  147. 439 return unless response
  148. 207 unless response.headers.key?("accept-ranges") &&
  149. response.headers["accept-ranges"] == "bytes" && # there's nothing else supported though...
  150. 14 (original_body = response.body)
  151. 193 response.body.close
  152. 193 return
  153. end
  154. 14 request.partial_response = response
  155. 14 size = original_body.bytesize
  156. 14 request.headers["range"] = "bytes=#{size}-"
  157. end
  158. end
  159. 16 module RequestMethods
  160. # number of retries left.
  161. 16 attr_accessor :retries
  162. # a response partially received before.
  163. 16 attr_writer :partial_response
  164. # initializes the request instance, sets the number of retries for the request.
  165. 16 def initialize(*args)
  166. 767 super
  167. 767 @retries = @options.max_retries
  168. end
  169. 16 def response=(response)
  170. 1220 if @partial_response
  171. 14 if response.is_a?(Response) && response.status == 206
  172. 14 response.from_partial_response(@partial_response)
  173. else
  174. @partial_response.close
  175. end
  176. 14 @partial_response = nil
  177. end
  178. 1220 super
  179. end
  180. end
  181. 16 module ResponseMethods
  182. 16 def from_partial_response(response)
  183. 14 @status = response.status
  184. 14 @headers = response.headers
  185. 14 @body = response.body
  186. end
  187. end
  188. end
  189. 16 register_plugin :retries, Retries
  190. end
  191. end

lib/httpx/plugins/ssrf_filter.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 class ServerSideRequestForgeryError < Error; end
  4. 7 module Plugins
  5. #
  6. # This plugin adds support for preventing Server-Side Request Forgery attacks.
  7. #
  8. # https://gitlab.com/os85/httpx/wikis/Server-Side-Request-Forgery-Filter
  9. #
  10. 7 module SsrfFilter
  11. 7 module IPAddrExtensions
  12. 7 refine IPAddr do
  13. 7 def prefixlen
  14. 112 mask_addr = @mask_addr
  15. 112 raise "Invalid mask" if mask_addr.zero?
  16. 112 mask_addr >>= 1 while (mask_addr & 0x1).zero?
  17. 112 length = 0
  18. 112 while mask_addr & 0x1 == 0x1
  19. 1771 length += 1
  20. 1771 mask_addr >>= 1
  21. end
  22. 112 length
  23. end
  24. end
  25. end
  26. 7 using IPAddrExtensions
  27. # https://en.wikipedia.org/wiki/Reserved_IP_addresses
  28. 1 IPV4_BLACKLIST = [
  29. 6 IPAddr.new("0.0.0.0/8"), # Current network (only valid as source address)
  30. IPAddr.new("10.0.0.0/8"), # Private network
  31. IPAddr.new("100.64.0.0/10"), # Shared Address Space
  32. IPAddr.new("127.0.0.0/8"), # Loopback
  33. IPAddr.new("169.254.0.0/16"), # Link-local
  34. IPAddr.new("172.16.0.0/12"), # Private network
  35. IPAddr.new("192.0.0.0/24"), # IETF Protocol Assignments
  36. IPAddr.new("192.0.2.0/24"), # TEST-NET-1, documentation and examples
  37. IPAddr.new("192.88.99.0/24"), # IPv6 to IPv4 relay (includes 2002::/16)
  38. IPAddr.new("192.168.0.0/16"), # Private network
  39. IPAddr.new("198.18.0.0/15"), # Network benchmark tests
  40. IPAddr.new("198.51.100.0/24"), # TEST-NET-2, documentation and examples
  41. IPAddr.new("203.0.113.0/24"), # TEST-NET-3, documentation and examples
  42. IPAddr.new("224.0.0.0/4"), # IP multicast (former Class D network)
  43. IPAddr.new("240.0.0.0/4"), # Reserved (former Class E network)
  44. IPAddr.new("255.255.255.255"), # Broadcast
  45. ].freeze
  46. 2 IPV6_BLACKLIST = ([
  47. 6 IPAddr.new("::1/128"), # Loopback
  48. IPAddr.new("64:ff9b::/96"), # IPv4/IPv6 translation (RFC 6052)
  49. IPAddr.new("100::/64"), # Discard prefix (RFC 6666)
  50. IPAddr.new("2001::/32"), # Teredo tunneling
  51. IPAddr.new("2001:10::/28"), # Deprecated (previously ORCHID)
  52. IPAddr.new("2001:20::/28"), # ORCHIDv2
  53. IPAddr.new("2001:db8::/32"), # Addresses used in documentation and example source code
  54. IPAddr.new("2002::/16"), # 6to4
  55. IPAddr.new("fc00::/7"), # Unique local address
  56. IPAddr.new("fe80::/10"), # Link-local address
  57. IPAddr.new("ff00::/8"), # Multicast
  58. ] + IPV4_BLACKLIST.flat_map do |ipaddr|
  59. 112 prefixlen = ipaddr.prefixlen
  60. 112 ipv4_compatible = ipaddr.ipv4_compat.mask(96 + prefixlen)
  61. 112 ipv4_mapped = ipaddr.ipv4_mapped.mask(80 + prefixlen)
  62. 112 [ipv4_compatible, ipv4_mapped]
  63. end).freeze
  64. 7 class << self
  65. 7 def extra_options(options)
  66. 61 options.merge(allowed_schemes: %w[https http])
  67. end
  68. 7 def unsafe_ip_address?(ipaddr)
  69. 68 range = ipaddr.to_range
  70. 68 return true if range.first != range.last
  71. 82 return IPV6_BLACKLIST.any? { |r| r.include?(ipaddr) } if ipaddr.ipv6?
  72. 584 IPV4_BLACKLIST.any? { |r| r.include?(ipaddr) } # then it's IPv4
  73. end
  74. end
  75. # adds support for the following options:
  76. #
  77. # :allowed_schemes :: list of URI schemes allowed (defaults to <tt>["https", "http"]</tt>)
  78. 7 module OptionsMethods
  79. 7 def option_allowed_schemes(value)
  80. 68 Array(value)
  81. end
  82. end
  83. 7 module InstanceMethods
  84. 7 def send_requests(*requests)
  85. 75 responses = requests.map do |request|
  86. 75 next if @options.allowed_schemes.include?(request.uri.scheme)
  87. 7 error = ServerSideRequestForgeryError.new("#{request.uri} URI scheme not allowed")
  88. 7 error.set_backtrace(caller)
  89. 7 response = ErrorResponse.new(request, error)
  90. 7 request.emit(:response, response)
  91. 7 response
  92. end
  93. 150 allowed_requests = requests.select { |req| responses[requests.index(req)].nil? }
  94. 75 allowed_responses = super(*allowed_requests)
  95. 75 allowed_responses.each_with_index do |res, idx|
  96. 68 req = allowed_requests[idx]
  97. 68 responses[requests.index(req)] = res
  98. end
  99. 75 responses
  100. end
  101. end
  102. 7 module ConnectionMethods
  103. 7 def initialize(*)
  104. begin
  105. 68 super
  106. 8 rescue ServerSideRequestForgeryError => e
  107. # may raise when IPs are passed as options via :addresses
  108. 14 throw(:resolve_error, e)
  109. end
  110. end
  111. 7 def addresses=(addrs)
  112. 136 addrs = addrs.map { |addr| addr.is_a?(IPAddr) ? addr : IPAddr.new(addr) }
  113. 68 addrs.reject!(&SsrfFilter.method(:unsafe_ip_address?))
  114. 68 raise ServerSideRequestForgeryError, "#{@origin.host} has no public IP addresses" if addrs.empty?
  115. 14 super
  116. end
  117. end
  118. end
  119. 7 register_plugin :ssrf_filter, SsrfFilter
  120. end
  121. end

lib/httpx/plugins/stream.rb

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  1. # frozen_string_literal: true
  2. 13 module HTTPX
  3. 13 class StreamResponse
  4. 13 attr_reader :request
  5. 13 def initialize(request, session)
  6. 168 @request = request
  7. 168 @options = @request.options
  8. 168 @session = session
  9. 168 @response_enum = nil
  10. 168 @buffered_chunks = []
  11. end
  12. 13 def each(&block)
  13. 280 return enum_for(__method__) unless block
  14. 182 if (response_enum = @response_enum)
  15. 14 @response_enum = nil
  16. # streaming already started, let's finish it
  17. 38 while (chunk = @buffered_chunks.shift)
  18. 14 block.call(chunk)
  19. end
  20. # consume enum til the end
  21. 1 begin
  22. 42 while (chunk = response_enum.next)
  23. 18 block.call(chunk)
  24. end
  25. rescue StopIteration
  26. 14 return
  27. end
  28. end
  29. 168 @request.stream = self
  30. 17 begin
  31. 168 @on_chunk = block
  32. 168 response = @session.request(@request)
  33. 154 response.raise_for_status
  34. ensure
  35. 154 @on_chunk = nil
  36. end
  37. end
  38. 13 def each_line
  39. 96 return enum_for(__method__) unless block_given?
  40. 48 line = "".b
  41. 48 each do |chunk|
  42. 43 line << chunk
  43. 122 while (idx = line.index("\n"))
  44. 48 yield line.byteslice(0..idx - 1)
  45. 48 line = line.byteslice(idx + 1..-1)
  46. end
  47. end
  48. 20 yield line unless line.empty?
  49. end
  50. # This is a ghost method. It's to be used ONLY internally, when processing streams
  51. 13 def on_chunk(chunk)
  52. 310 raise NoMethodError unless @on_chunk
  53. 310 @on_chunk.call(chunk)
  54. end
  55. skipped # :nocov:
  56. skipped def inspect
  57. skipped "#<#{self.class}:#{object_id}>"
  58. skipped end
  59. skipped # :nocov:
  60. 13 def to_s
  61. 14 if @request.response
  62. @request.response.to_s
  63. else
  64. 14 @buffered_chunks.join
  65. end
  66. end
  67. 13 private
  68. 13 def response
  69. 340 @request.response || begin
  70. 28 response_enum = each
  71. 52 while (chunk = response_enum.next)
  72. 28 @buffered_chunks << chunk
  73. 28 break if @request.response
  74. end
  75. 28 @response_enum = response_enum
  76. 28 @request.response
  77. end
  78. end
  79. 13 def respond_to_missing?(meth, include_private)
  80. 18 if (response = @request.response)
  81. response.respond_to_missing?(meth, include_private)
  82. else
  83. 18 @options.response_class.method_defined?(meth) || (include_private && @options.response_class.private_method_defined?(meth))
  84. end || super
  85. end
  86. 13 def method_missing(meth, *args, **kwargs, &block)
  87. 170 return super unless response.respond_to?(meth)
  88. 170 response.__send__(meth, *args, **kwargs, &block)
  89. end
  90. end
  91. 13 module Plugins
  92. #
  93. # This plugin adds support for streaming a response (useful for i.e. "text/event-stream" payloads).
  94. #
  95. # https://gitlab.com/os85/httpx/wikis/Stream
  96. #
  97. 13 module Stream
  98. 13 def self.extra_options(options)
  99. 296 options.merge(timeout: { read_timeout: Float::INFINITY, operation_timeout: 60 })
  100. end
  101. 13 module InstanceMethods
  102. 13 def request(*args, stream: false, **options)
  103. 466 return super(*args, **options) unless stream
  104. 182 requests = args.first.is_a?(Request) ? args : build_requests(*args, options)
  105. 182 raise Error, "only 1 response at a time is supported for streaming requests" unless requests.size == 1
  106. 168 request = requests.first
  107. 168 StreamResponse.new(request, self)
  108. end
  109. end
  110. 13 module RequestMethods
  111. 13 attr_accessor :stream
  112. end
  113. 13 module ResponseMethods
  114. 13 def stream
  115. 278 request = @request.root_request if @request.respond_to?(:root_request)
  116. 278 request ||= @request
  117. 278 request.stream
  118. end
  119. end
  120. 13 module ResponseBodyMethods
  121. 13 def initialize(*)
  122. 278 super
  123. 278 @stream = @response.stream
  124. end
  125. 13 def write(chunk)
  126. 439 return super unless @stream
  127. 354 return 0 if chunk.empty?
  128. 310 chunk = decode_chunk(chunk)
  129. 310 @stream.on_chunk(chunk.dup)
  130. 296 chunk.size
  131. end
  132. 13 private
  133. 13 def transition(*)
  134. 109 return if @stream
  135. 109 super
  136. end
  137. end
  138. end
  139. 13 register_plugin :stream, Stream
  140. end
  141. end

lib/httpx/plugins/stream_bidi.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for bidirectional HTTP/2 streams.
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/StreamBidi
  8. #
  9. # It is required that the request body allows chunk to be buffered, (i.e., responds to +#<<(chunk)+).
  10. 7 module StreamBidi
  11. # Extension of the Connection::HTTP2 class, which adds functionality to
  12. # deal with a request that can't be drained and must be interleaved with
  13. # the response streams.
  14. #
  15. # The streams keeps send DATA frames while there's data; when they're ain't,
  16. # the stream is kept open; it must be explicitly closed by the end user.
  17. #
  18. 7 class HTTP2Bidi < Connection::HTTP2
  19. 7 def initialize(*)
  20. 14 super
  21. 14 @lock = Thread::Mutex.new
  22. end
  23. 7 %i[close empty? exhausted? send <<].each do |lock_meth|
  24. 35 class_eval(<<-METH, __FILE__, __LINE__ + 1)
  25. # lock.aware version of +#{lock_meth}+
  26. def #{lock_meth}(*) # def close(*)
  27. return super if @lock.owned?
  28. # small race condition between
  29. # checking for ownership and
  30. # acquiring lock.
  31. # TODO: fix this at the parser.
  32. @lock.synchronize { super }
  33. end
  34. METH
  35. end
  36. 7 private
  37. 7 %i[join_headers join_trailers join_body].each do |lock_meth|
  38. 21 class_eval(<<-METH, __FILE__, __LINE__ + 1)
  39. # lock.aware version of +#{lock_meth}+
  40. def #{lock_meth}(*) # def join_headers(*)
  41. return super if @lock.owned?
  42. # small race condition between
  43. # checking for ownership and
  44. # acquiring lock.
  45. # TODO: fix this at the parser.
  46. @lock.synchronize { super }
  47. end
  48. METH
  49. end
  50. 7 def handle_stream(stream, request)
  51. 14 request.on(:body) do
  52. 84 next unless request.headers_sent
  53. 70 handle(request, stream)
  54. 70 emit(:flush_buffer)
  55. end
  56. 14 super
  57. end
  58. # when there ain't more chunks, it makes the buffer as full.
  59. 7 def send_chunk(request, stream, chunk, next_chunk)
  60. 84 super
  61. 84 return if next_chunk
  62. 84 request.transition(:waiting_for_chunk)
  63. 84 throw(:buffer_full)
  64. end
  65. # sets end-stream flag when the request is closed.
  66. 7 def end_stream?(request, next_chunk)
  67. 84 request.closed? && next_chunk.nil?
  68. end
  69. end
  70. # BidiBuffer is a Buffer which can be receive data from threads othr
  71. # than the thread of the corresponding Connection/Session.
  72. #
  73. # It synchronizes access to a secondary internal +@oob_buffer+, which periodically
  74. # is reconciled to the main internal +@buffer+.
  75. 7 class BidiBuffer < Buffer
  76. 7 def initialize(*)
  77. 14 super
  78. 14 @parent_thread = Thread.current
  79. 14 @oob_mutex = Thread::Mutex.new
  80. 14 @oob_buffer = "".b
  81. end
  82. # buffers the +chunk+ to be sent
  83. 7 def <<(chunk)
  84. 154 return super if Thread.current == @parent_thread
  85. 70 @oob_mutex.synchronize { @oob_buffer << chunk }
  86. end
  87. # reconciles the main and secondary buffer (which receives data from other threads).
  88. 7 def rebuffer
  89. 909 raise Error, "can only rebuffer while waiting on a response" unless Thread.current == @parent_thread
  90. 909 @oob_mutex.synchronize do
  91. 909 @buffer << @oob_buffer
  92. 909 @oob_buffer.clear
  93. end
  94. end
  95. end
  96. # Proxy to wake up the session main loop when one
  97. # of the connections has buffered data to write. It abides by the HTTPX::_Selectable API,
  98. # which allows it to be registered in the selector alongside actual HTTP-based
  99. # HTTPX::Connection objects.
  100. 7 class Signal
  101. 7 def initialize
  102. 14 @closed = false
  103. 14 @pipe_read, @pipe_write = IO.pipe
  104. end
  105. 7 def state
  106. 222 @closed ? :closed : :open
  107. end
  108. # noop
  109. 7 def log(**, &_); end
  110. 7 def to_io
  111. 444 @pipe_read.to_io
  112. end
  113. 7 def wakeup
  114. 70 return if @closed
  115. 70 @pipe_write.write("\0")
  116. end
  117. 7 def call
  118. 68 return if @closed
  119. 68 @pipe_read.readpartial(1)
  120. end
  121. 7 def interests
  122. 222 return if @closed
  123. 222 :r
  124. end
  125. 7 def timeout; end
  126. 7 def terminate
  127. 14 @pipe_write.close
  128. 14 @pipe_read.close
  129. 14 @closed = true
  130. end
  131. # noop (the owner connection will take of it)
  132. 7 def handle_socket_timeout(interval); end
  133. end
  134. 7 class << self
  135. 7 def load_dependencies(klass)
  136. 14 klass.plugin(:stream)
  137. end
  138. 7 def extra_options(options)
  139. 14 options.merge(fallback_protocol: "h2")
  140. end
  141. end
  142. 7 module InstanceMethods
  143. 7 def initialize(*)
  144. 14 @signal = Signal.new
  145. 14 super
  146. end
  147. 7 def close(selector = Selector.new)
  148. 14 @signal.terminate
  149. 14 selector.deregister(@signal)
  150. 14 super(selector)
  151. end
  152. 7 def select_connection(connection, selector)
  153. 28 super
  154. 28 selector.register(@signal)
  155. 28 connection.signal = @signal
  156. end
  157. 7 def deselect_connection(connection, *)
  158. 14 super
  159. 14 connection.signal = nil
  160. end
  161. end
  162. # Adds synchronization to request operations which may buffer payloads from different
  163. # threads.
  164. 7 module RequestMethods
  165. 7 attr_accessor :headers_sent
  166. 7 def initialize(*)
  167. 14 super
  168. 14 @headers_sent = false
  169. 14 @closed = false
  170. 14 @mutex = Thread::Mutex.new
  171. end
  172. 7 def closed?
  173. 84 @closed
  174. end
  175. 7 def can_buffer?
  176. 198 super && @state != :waiting_for_chunk
  177. end
  178. # overrides state management transitions to introduce an intermediate
  179. # +:waiting_for_chunk+ state, which the request transitions to once payload
  180. # is buffered.
  181. 7 def transition(nextstate)
  182. 326 headers_sent = @headers_sent
  183. 326 case nextstate
  184. when :waiting_for_chunk
  185. 84 return unless @state == :body
  186. when :body
  187. 155 case @state
  188. when :headers
  189. 14 headers_sent = true
  190. when :waiting_for_chunk
  191. # HACK: to allow super to pass through
  192. 70 @state = :headers
  193. end
  194. end
  195. 326 super.tap do
  196. # delay setting this up until after the first transition to :body
  197. 326 @headers_sent = headers_sent
  198. end
  199. end
  200. 7 def <<(chunk)
  201. 70 @mutex.synchronize do
  202. 70 if @drainer
  203. 70 @body.clear if @body.respond_to?(:clear)
  204. 70 @drainer = nil
  205. end
  206. 70 @body << chunk
  207. 70 transition(:body)
  208. end
  209. end
  210. 7 def close
  211. 14 @mutex.synchronize do
  212. 14 return if @closed
  213. 14 @closed = true
  214. end
  215. # last chunk to send which ends the stream
  216. 14 self << ""
  217. end
  218. end
  219. 7 module RequestBodyMethods
  220. 7 def initialize(*, **)
  221. 14 super
  222. 14 @headers.delete("content-length")
  223. end
  224. 7 def empty?
  225. 99 false
  226. end
  227. end
  228. # overrides the declaration of +@write_buffer+, which is now a thread-safe buffer
  229. # responding to the same API.
  230. 7 module ConnectionMethods
  231. 7 attr_writer :signal
  232. 7 def initialize(*)
  233. 14 super
  234. 14 @write_buffer = BidiBuffer.new(@options.buffer_size)
  235. end
  236. # rebuffers the +@write_buffer+ before calculating interests.
  237. 7 def interests
  238. 909 @write_buffer.rebuffer
  239. 909 super
  240. end
  241. 7 private
  242. 7 def parser_type(protocol)
  243. 14 return HTTP2Bidi if protocol == "h2"
  244. super
  245. end
  246. 7 def set_parser_callbacks(parser)
  247. 14 super
  248. 14 parser.on(:flush_buffer) do
  249. 70 @signal.wakeup if @signal
  250. end
  251. end
  252. end
  253. end
  254. 7 register_plugin :stream_bidi, StreamBidi
  255. end
  256. end

lib/httpx/plugins/upgrade.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin helps negotiating a new protocol from an HTTP/1.1 connection, via the
  6. # Upgrade header.
  7. #
  8. # https://gitlab.com/os85/httpx/wikis/Upgrade
  9. #
  10. 7 module Upgrade
  11. 7 class << self
  12. 7 def configure(klass)
  13. 27 klass.plugin(:"upgrade/h2")
  14. end
  15. 7 def extra_options(options)
  16. 27 options.merge(upgrade_handlers: {})
  17. end
  18. end
  19. 7 module OptionsMethods
  20. 7 def option_upgrade_handlers(value)
  21. 75 raise TypeError, ":upgrade_handlers must be a Hash" unless value.is_a?(Hash)
  22. 75 value
  23. end
  24. end
  25. 7 module InstanceMethods
  26. 7 def fetch_response(request, selector, options)
  27. 229 response = super
  28. 229 if response
  29. 79 return response unless response.is_a?(Response)
  30. 79 return response unless response.headers.key?("upgrade")
  31. 31 upgrade_protocol = response.headers["upgrade"].split(/ *, */).first
  32. 31 return response unless upgrade_protocol && options.upgrade_handlers.key?(upgrade_protocol)
  33. 31 protocol_handler = options.upgrade_handlers[upgrade_protocol]
  34. 31 return response unless protocol_handler
  35. 31 log { "upgrading to #{upgrade_protocol}..." }
  36. 31 connection = find_connection(request.uri, selector, options)
  37. # do not upgrade already upgraded connections
  38. 31 return if connection.upgrade_protocol == upgrade_protocol
  39. 27 protocol_handler.call(connection, request, response)
  40. # keep in the loop if the server is switching, unless
  41. # the connection has been hijacked, in which case you want
  42. # to terminante immediately
  43. 27 return if response.status == 101 && !connection.hijacked
  44. end
  45. 163 response
  46. end
  47. end
  48. 7 module ConnectionMethods
  49. 7 attr_reader :upgrade_protocol, :hijacked
  50. 7 def initialize(*)
  51. 34 super
  52. 34 @upgrade_protocol = nil
  53. end
  54. 7 def hijack_io
  55. 7 @hijacked = true
  56. # connection is taken away from selector and not given back to the pool.
  57. 7 @current_session.deselect_connection(self, @current_selector, true)
  58. end
  59. end
  60. end
  61. 7 register_plugin(:upgrade, Upgrade)
  62. end
  63. end

lib/httpx/plugins/upgrade/h2.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin adds support for upgrading an HTTP/1.1 connection to HTTP/2
  6. # via an Upgrade: h2 response declaration
  7. #
  8. # https://gitlab.com/os85/httpx/wikis/Connection-Upgrade#h2
  9. #
  10. 7 module H2
  11. 7 class << self
  12. 7 def extra_options(options)
  13. 27 options.merge(upgrade_handlers: options.upgrade_handlers.merge("h2" => self))
  14. end
  15. 7 def call(connection, _request, _response)
  16. 6 connection.upgrade_to_h2
  17. end
  18. end
  19. 7 module ConnectionMethods
  20. 7 using URIExtensions
  21. 7 def interests
  22. 711 return super unless connecting? && @parser
  23. 12 connect
  24. 12 return @io.interests if connecting?
  25. super
  26. end
  27. 7 def upgrade_to_h2
  28. 6 prev_parser = @parser
  29. 6 if prev_parser
  30. 6 prev_parser.reset
  31. 6 @inflight -= prev_parser.requests.size
  32. end
  33. 6 @parser = Connection::HTTP2.new(@write_buffer, @options)
  34. 6 set_parser_callbacks(@parser)
  35. 6 @upgrade_protocol = "h2"
  36. # what's happening here:
  37. # a deviation from the state machine is done to perform the actions when a
  38. # connection is closed, without transitioning, so the connection is kept in the pool.
  39. # the state is reset to initial, so that the socket reconnect works out of the box,
  40. # while the parser is already here.
  41. 6 purge_after_closed
  42. 6 transition(:idle)
  43. 6 prev_parser.requests.each do |req|
  44. req.transition(:idle)
  45. send(req)
  46. end
  47. end
  48. end
  49. end
  50. 7 register_plugin(:"upgrade/h2", H2)
  51. end
  52. end

lib/httpx/plugins/webdav.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin implements convenience methods for performing WEBDAV requests.
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/WebDav
  8. #
  9. 7 module WebDav
  10. 7 def self.configure(klass)
  11. 84 klass.plugin(:xml)
  12. end
  13. 7 module InstanceMethods
  14. 7 def copy(src, dest)
  15. 14 request("COPY", src, headers: { "destination" => @options.origin.merge(dest) })
  16. end
  17. 7 def move(src, dest)
  18. 14 request("MOVE", src, headers: { "destination" => @options.origin.merge(dest) })
  19. end
  20. 7 def lock(path, timeout: nil, &blk)
  21. 42 headers = {}
  22. 42 headers["timeout"] = if timeout && timeout.positive?
  23. 14 "Second-#{timeout}"
  24. else
  25. 28 "Infinite, Second-4100000000"
  26. end
  27. 42 xml = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>" \
  28. "<D:lockinfo xmlns:D=\"DAV:\">" \
  29. "<D:lockscope><D:exclusive/></D:lockscope>" \
  30. "<D:locktype><D:write/></D:locktype>" \
  31. "<D:owner>null</D:owner>" \
  32. "</D:lockinfo>"
  33. 42 response = request("LOCK", path, headers: headers, xml: xml)
  34. 42 return response unless response.is_a?(Response)
  35. 42 return response unless blk && response.status == 200
  36. 14 lock_token = response.headers["lock-token"]
  37. 1 begin
  38. 14 blk.call(response)
  39. ensure
  40. 14 unlock(path, lock_token)
  41. end
  42. 14 response
  43. end
  44. 7 def unlock(path, lock_token)
  45. 28 request("UNLOCK", path, headers: { "lock-token" => lock_token })
  46. end
  47. 7 def mkcol(dir)
  48. 14 request("MKCOL", dir)
  49. end
  50. 7 def propfind(path, xml = nil)
  51. 56 body = case xml
  52. when :acl
  53. 14 '<?xml version="1.0" encoding="utf-8" ?><D:propfind xmlns:D="DAV:"><D:prop><D:owner/>' \
  54. "<D:supported-privilege-set/><D:current-user-privilege-set/><D:acl/></D:prop></D:propfind>"
  55. when nil
  56. 28 '<?xml version="1.0" encoding="utf-8"?><DAV:propfind xmlns:DAV="DAV:"><DAV:allprop/></DAV:propfind>'
  57. else
  58. 14 xml
  59. end
  60. 56 request("PROPFIND", path, headers: { "depth" => "1" }, xml: body)
  61. end
  62. 7 def proppatch(path, xml)
  63. 4 body = "<?xml version=\"1.0\"?>" \
  64. 10 "<D:propertyupdate xmlns:D=\"DAV:\" xmlns:Z=\"http://ns.example.com/standards/z39.50/\">#{xml}</D:propertyupdate>"
  65. 14 request("PROPPATCH", path, xml: body)
  66. end
  67. # %i[ orderpatch acl report search]
  68. end
  69. end
  70. 7 register_plugin(:webdav, WebDav)
  71. end
  72. end

lib/httpx/plugins/xml.rb

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  1. # frozen_string_literal: true
  2. 7 module HTTPX
  3. 7 module Plugins
  4. #
  5. # This plugin supports request XML encoding/response decoding using the nokogiri gem.
  6. #
  7. # https://gitlab.com/os85/httpx/wikis/XML
  8. #
  9. 7 module XML
  10. 7 MIME_TYPES = %r{\b(application|text)/(.+\+)?xml\b}.freeze
  11. 7 module Transcoder
  12. 7 module_function
  13. 7 class Encoder
  14. 7 def initialize(xml)
  15. 140 @raw = xml
  16. end
  17. 7 def content_type
  18. 140 charset = @raw.respond_to?(:encoding) && @raw.encoding ? @raw.encoding.to_s.downcase : "utf-8"
  19. 140 "application/xml; charset=#{charset}"
  20. end
  21. 7 def bytesize
  22. 448 @raw.to_s.bytesize
  23. end
  24. 7 def to_s
  25. 140 @raw.to_s
  26. end
  27. end
  28. 7 def encode(xml)
  29. 140 Encoder.new(xml)
  30. end
  31. 7 def decode(response)
  32. 21 content_type = response.content_type.mime_type
  33. 21 raise HTTPX::Error, "invalid form mime type (#{content_type})" unless MIME_TYPES.match?(content_type)
  34. 21 Nokogiri::XML.method(:parse)
  35. end
  36. end
  37. 7 class << self
  38. 7 def load_dependencies(*)
  39. 126 require "nokogiri"
  40. end
  41. end
  42. 7 module ResponseMethods
  43. # decodes the response payload into a Nokogiri::XML::Node object **if** the payload is valid
  44. # "application/xml" (requires the "nokogiri" gem).
  45. 7 def xml
  46. 14 decode(Transcoder)
  47. end
  48. end
  49. 7 module RequestBodyClassMethods
  50. # ..., xml: Nokogiri::XML::Node #=> xml encoder
  51. 7 def initialize_body(params)
  52. 518 if (xml = params.delete(:xml))
  53. # @type var xml: Nokogiri::XML::Node | String
  54. 140 return Transcoder.encode(xml)
  55. end
  56. 378 super
  57. end
  58. end
  59. end
  60. 7 register_plugin(:xml, XML)
  61. end
  62. end

lib/httpx/pmatch_extensions.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module ResponsePatternMatchExtensions
  4. 26 def deconstruct
  5. 30 [@status, @headers, @body]
  6. end
  7. 26 def deconstruct_keys(_keys)
  8. 60 { status: @status, headers: @headers, body: @body }
  9. end
  10. end
  11. 26 module ErrorResponsePatternMatchExtensions
  12. 26 def deconstruct
  13. 6 [@error]
  14. end
  15. 26 def deconstruct_keys(_keys)
  16. 30 { error: @error }
  17. end
  18. end
  19. 26 module HeadersPatternMatchExtensions
  20. 26 def deconstruct
  21. 6 to_a
  22. end
  23. end
  24. 26 Headers.include HeadersPatternMatchExtensions
  25. 26 Response.include ResponsePatternMatchExtensions
  26. 26 ErrorResponse.include ErrorResponsePatternMatchExtensions
  27. end

lib/httpx/pool.rb

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  1. # frozen_string_literal: true
  2. 26 require "httpx/selector"
  3. 26 require "httpx/connection"
  4. 26 require "httpx/resolver"
  5. 26 module HTTPX
  6. 26 class Pool
  7. 26 using ArrayExtensions::FilterMap
  8. 26 using URIExtensions
  9. 26 POOL_TIMEOUT = 5
  10. # Sets up the connection pool with the given +options+, which can be the following:
  11. #
  12. # :max_connections:: the maximum number of connections held in the pool.
  13. # :max_connections_per_origin :: the maximum number of connections held in the pool pointing to a given origin.
  14. # :pool_timeout :: the number of seconds to wait for a connection to a given origin (before raising HTTPX::PoolTimeoutError)
  15. #
  16. 26 def initialize(options)
  17. 10083 @max_connections = options.fetch(:max_connections, Float::INFINITY)
  18. 10083 @max_connections_per_origin = options.fetch(:max_connections_per_origin, Float::INFINITY)
  19. 10083 @pool_timeout = options.fetch(:pool_timeout, POOL_TIMEOUT)
  20. 16234 @resolvers = Hash.new { |hs, resolver_type| hs[resolver_type] = [] }
  21. 10083 @resolver_mtx = Thread::Mutex.new
  22. 10083 @connections = []
  23. 10083 @connection_mtx = Thread::Mutex.new
  24. 10083 @connections_counter = 0
  25. 10083 @max_connections_cond = ConditionVariable.new
  26. 10083 @origin_counters = Hash.new(0)
  27. 15420 @origin_conds = Hash.new { |hs, orig| hs[orig] = ConditionVariable.new }
  28. end
  29. # connections returned by this function are not expected to return to the connection pool.
  30. 26 def pop_connection
  31. 10304 @connection_mtx.synchronize do
  32. 10304 drop_connection
  33. end
  34. end
  35. # opens a connection to the IP reachable through +uri+.
  36. # Many hostnames are reachable through the same IP, so we try to
  37. # maximize pipelining by opening as few connections as possible.
  38. #
  39. 26 def checkout_connection(uri, options)
  40. 7208 return checkout_new_connection(uri, options) if options.io
  41. 7149 @connection_mtx.synchronize do
  42. 7149 acquire_connection(uri, options) || begin
  43. 6577 if @connections_counter == @max_connections
  44. # this takes precedence over per-origin
  45. 14 @max_connections_cond.wait(@connection_mtx, @pool_timeout)
  46. 14 if (conn = acquire_connection(uri, options))
  47. 4 return conn
  48. end
  49. 10 if @connections_counter == @max_connections
  50. # if no matching usable connection was found, the pool will make room and drop a closed connection. if none is found,
  51. # this means that all of them are persistent or being used, so raise a timeout error.
  52. 9 conn = @connections.find { |c| c.state == :closed }
  53. raise PoolTimeoutError.new(@pool_timeout,
  54. 8 "Timed out after #{@pool_timeout} seconds while waiting for a connection") unless conn
  55. 1 drop_connection(conn)
  56. end
  57. end
  58. 6566 if @origin_counters[uri.origin] == @max_connections_per_origin
  59. 14 @origin_conds[uri.origin].wait(@connection_mtx, @pool_timeout)
  60. 14 return acquire_connection(uri, options) ||
  61. raise(PoolTimeoutError.new(@pool_timeout,
  62. "Timed out after #{@pool_timeout} seconds while waiting for a connection to #{uri.origin}"))
  63. end
  64. 6552 @connections_counter += 1
  65. 6552 @origin_counters[uri.origin] += 1
  66. 6552 checkout_new_connection(uri, options)
  67. end
  68. end
  69. end
  70. 26 def checkin_connection(connection)
  71. 6999 return if connection.options.io
  72. 6940 @connection_mtx.synchronize do
  73. 6940 @connections << connection
  74. 6940 @max_connections_cond.signal
  75. 6940 @origin_conds[connection.origin.to_s].signal
  76. end
  77. end
  78. 26 def checkout_mergeable_connection(connection)
  79. 6564 return if connection.options.io
  80. 6564 @connection_mtx.synchronize do
  81. 6564 idx = @connections.find_index do |ch|
  82. 209 ch != connection && ch.mergeable?(connection)
  83. end
  84. 6564 @connections.delete_at(idx) if idx
  85. end
  86. end
  87. 26 def reset_resolvers
  88. 12792 @resolver_mtx.synchronize { @resolvers.clear }
  89. end
  90. 26 def checkout_resolver(options)
  91. 6369 resolver_type = options.resolver_class
  92. 6369 resolver_type = Resolver.resolver_for(resolver_type)
  93. 6369 @resolver_mtx.synchronize do
  94. 6369 resolvers = @resolvers[resolver_type]
  95. 6369 idx = resolvers.find_index do |res|
  96. 30 res.options == options
  97. end
  98. 6369 resolvers.delete_at(idx) if idx
  99. end || checkout_new_resolver(resolver_type, options)
  100. end
  101. 26 def checkin_resolver(resolver)
  102. 328 @resolver_mtx.synchronize do
  103. 328 resolvers = @resolvers[resolver.class]
  104. 328 resolver = resolver.multi
  105. 328 resolvers << resolver unless resolvers.include?(resolver)
  106. end
  107. end
  108. skipped # :nocov:
  109. skipped def inspect
  110. skipped "#<#{self.class}:#{object_id} " \
  111. skipped "@max_connections_per_origin=#{@max_connections_per_origin} " \
  112. skipped "@pool_timeout=#{@pool_timeout} " \
  113. skipped "@connections=#{@connections.size}>"
  114. skipped end
  115. skipped # :nocov:
  116. 26 private
  117. 26 def acquire_connection(uri, options)
  118. 7177 idx = @connections.find_index do |connection|
  119. 774 connection.match?(uri, options)
  120. end
  121. 7177 return unless idx
  122. 583 @connections.delete_at(idx)
  123. end
  124. 26 def checkout_new_connection(uri, options)
  125. 6611 options.connection_class.new(uri, options)
  126. end
  127. 26 def checkout_new_resolver(resolver_type, options)
  128. 6343 if resolver_type.multi?
  129. 6318 Resolver::Multi.new(resolver_type, options)
  130. else
  131. 25 resolver_type.new(options)
  132. end
  133. end
  134. # drops and returns the +connection+ from the connection pool; if +connection+ is <tt>nil</tt> (default),
  135. # the first available connection from the pool will be dropped.
  136. 26 def drop_connection(connection = nil)
  137. 10305 if connection
  138. 1 @connections.delete(connection)
  139. else
  140. 10304 connection = @connections.shift
  141. 10304 return unless connection
  142. end
  143. 3909 @connections_counter -= 1
  144. 3909 @origin_conds.delete(connection.origin) if (@origin_counters[connection.origin.to_s] -= 1).zero?
  145. 3909 connection
  146. end
  147. end
  148. end

lib/httpx/punycode.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Punycode
  4. 26 module_function
  5. begin
  6. 26 require "idnx"
  7. 25 def encode_hostname(hostname)
  8. 28 Idnx.to_punycode(hostname)
  9. end
  10. rescue LoadError
  11. 1 def encode_hostname(hostname)
  12. 1 warn "#{hostname} cannot be converted to punycode. Install the " \
  13. "\"idnx\" gem: https://github.com/HoneyryderChuck/idnx"
  14. 1 hostname
  15. end
  16. end
  17. end
  18. end

lib/httpx/request.rb

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  1. # frozen_string_literal: true
  2. 26 require "delegate"
  3. 26 require "forwardable"
  4. 26 module HTTPX
  5. # Defines how an HTTP request is handled internally, both in terms of making attributes accessible,
  6. # as well as maintaining the state machine which manages streaming the request onto the wire.
  7. 26 class Request
  8. 26 extend Forwardable
  9. 26 include Loggable
  10. 26 include Callbacks
  11. 26 using URIExtensions
  12. 26 ALLOWED_URI_SCHEMES = %w[https http].freeze
  13. # default value used for "user-agent" header, when not overridden.
  14. 26 USER_AGENT = "httpx.rb/#{VERSION}".freeze # rubocop:disable Style/RedundantFreeze
  15. # the upcased string HTTP verb for this request.
  16. 26 attr_reader :verb
  17. # the absolute URI object for this request.
  18. 26 attr_reader :uri
  19. # an HTTPX::Headers object containing the request HTTP headers.
  20. 26 attr_reader :headers
  21. # an HTTPX::Request::Body object containing the request body payload (or +nil+, whenn there is none).
  22. 26 attr_reader :body
  23. # a symbol describing which frame is currently being flushed.
  24. 26 attr_reader :state
  25. # an HTTPX::Options object containing request options.
  26. 26 attr_reader :options
  27. # the corresponding HTTPX::Response object, when there is one.
  28. 26 attr_reader :response
  29. # Exception raised during enumerable body writes.
  30. 26 attr_reader :drain_error
  31. # The IP address from the peer server.
  32. 26 attr_accessor :peer_address
  33. 26 attr_writer :persistent
  34. 26 attr_reader :active_timeouts
  35. # the execution context (fiber) this request was sent on.
  36. 26 attr_reader :context
  37. # will be +true+ when request body has been completely flushed.
  38. 26 def_delegator :@body, :empty?
  39. # closes the body
  40. 26 def_delegator :@body, :close
  41. # initializes the instance with the given +verb+ (an upppercase String, ex. 'GEt'),
  42. # an absolute or relative +uri+ (either as String or URI::HTTP object), the
  43. # request +options+ (instance of HTTPX::Options) and an optional Hash of +params+.
  44. #
  45. # Besides any of the options documented in HTTPX::Options (which would override or merge with what
  46. # +options+ sets), it accepts also the following:
  47. #
  48. # :params :: hash or array of key-values which will be encoded and set in the query string of request uris.
  49. # :body :: to be encoded in the request body payload. can be a String, an IO object (i.e. a File), or an Enumerable.
  50. # :form :: hash of array of key-values which will be form-urlencoded- or multipart-encoded in requests body payload.
  51. # :json :: hash of array of key-values which will be JSON-encoded in requests body payload.
  52. # :xml :: Nokogiri XML nodes which will be encoded in requests body payload.
  53. #
  54. # :body, :form, :json and :xml are all mutually exclusive, i.e. only one of them gets picked up.
  55. 26 def initialize(verb, uri, options, params = EMPTY_HASH)
  56. 9227 @verb = verb.to_s.upcase
  57. 9227 @uri = Utils.to_uri(uri)
  58. 9226 @headers = options.headers.dup
  59. 9226 merge_headers(params.delete(:headers)) if params.key?(:headers)
  60. 9226 @headers["user-agent"] ||= USER_AGENT
  61. 9226 @headers["accept"] ||= "*/*"
  62. # forego compression in the Range request case
  63. 9226 if @headers.key?("range")
  64. 7 @headers.delete("accept-encoding")
  65. else
  66. 9219 @headers["accept-encoding"] ||= options.supported_compression_formats
  67. end
  68. 9226 @query_params = params.delete(:params) if params.key?(:params)
  69. 9226 @body = options.request_body_class.new(@headers, options, **params)
  70. 9219 @options = @body.options
  71. 9219 if @uri.relative? || @uri.host.nil?
  72. 528 origin = @options.origin
  73. 528 raise(Error, "invalid URI: #{@uri}") unless origin
  74. 504 base_path = @options.base_path
  75. 504 @uri = origin.merge("#{base_path}#{@uri}")
  76. end
  77. 9195 raise UnsupportedSchemeError, "#{@uri}: #{@uri.scheme}: unsupported URI scheme" unless ALLOWED_URI_SCHEMES.include?(@uri.scheme)
  78. 9183 @state = :idle
  79. 9183 @response = @peer_address = @context = nil
  80. 9183 @ping = false
  81. 9183 @persistent = @options.persistent
  82. 9183 @active_timeouts = []
  83. end
  84. # sets the execution context for this request. the default is the current fiber.
  85. 26 def set_context!
  86. 8329 @context ||= Fiber.current # rubocop:disable Naming/MemoizedInstanceVariableName
  87. end
  88. # checks whether the current execution context is the one where the request was created.
  89. 26 def current_context?
  90. 66083 @context == Fiber.current
  91. end
  92. 26 def complete!(response = @response)
  93. 7423 @context = nil
  94. 7423 emit(:complete, response)
  95. end
  96. # whether request has been buffered with a ping
  97. 26 def ping?
  98. 439 @ping
  99. end
  100. # marks the request as having been buffered with a ping
  101. 26 def ping!
  102. 32 @ping = true
  103. end
  104. # the read timeout defined for this request.
  105. 26 def read_timeout
  106. 18306 @options.timeout[:read_timeout]
  107. end
  108. # the write timeout defined for this request.
  109. 26 def write_timeout
  110. 18306 @options.timeout[:write_timeout]
  111. end
  112. # the request timeout defined for this request.
  113. 26 def request_timeout
  114. 18057 @options.timeout[:request_timeout]
  115. end
  116. 26 def persistent?
  117. 4465 @persistent
  118. end
  119. # if the request contains trailer headers
  120. 26 def trailers?
  121. 2790 defined?(@trailers)
  122. end
  123. # returns an instance of HTTPX::Headers containing the trailer headers
  124. 26 def trailers
  125. 77 @trailers ||= @options.headers_class.new
  126. end
  127. # returns +:r+ or +:w+, depending on whether the request is waiting for a response or flushing.
  128. 26 def interests
  129. 39117 return :r if @state == :done || @state == :expect
  130. 4694 :w
  131. end
  132. 26 def can_buffer?
  133. 24279 @state != :done
  134. end
  135. # merges +h+ into the instance of HTTPX::Headers of the request.
  136. 26 def merge_headers(h)
  137. 992 @headers = @headers.merge(h)
  138. end
  139. # the URI scheme of the request +uri+.
  140. 26 def scheme
  141. 3306 @uri.scheme
  142. end
  143. # sets the +response+ on this request.
  144. 26 def response=(response)
  145. 8627 return unless response
  146. 8627 if response.is_a?(Response) && response.status < 200
  147. # deal with informational responses
  148. 140 if response.status == 100 && @headers.key?("expect")
  149. 119 @informational_status = response.status
  150. 119 return
  151. end
  152. # 103 Early Hints advertises resources in document to browsers.
  153. # not very relevant for an HTTP client, discard.
  154. 21 return if response.status >= 103
  155. end
  156. 8508 @response = response
  157. 8508 emit(:response_started, response)
  158. end
  159. # returnns the URI path of the request +uri+.
  160. 26 def path
  161. 7901 path = uri.path.dup
  162. 7901 path = +"" if path.nil?
  163. 7901 path << "/" if path.empty?
  164. 7901 path << "?#{query}" unless query.empty?
  165. 7901 path
  166. end
  167. # returs the URI authority of the request.
  168. #
  169. # session.build_request("GET", "https://google.com/query").authority #=> "google.com"
  170. # session.build_request("GET", "http://internal:3182/a").authority #=> "internal:3182"
  171. 26 def authority
  172. 7981 @uri.authority
  173. end
  174. # returs the URI origin of the request.
  175. #
  176. # session.build_request("GET", "https://google.com/query").authority #=> "https://google.com"
  177. # session.build_request("GET", "http://internal:3182/a").authority #=> "http://internal:3182"
  178. 26 def origin
  179. 3594 @uri.origin
  180. end
  181. # returs the URI query string of the request (when available).
  182. #
  183. # session.build_request("GET", "https://search.com").query #=> ""
  184. # session.build_request("GET", "https://search.com?q=a").query #=> "q=a"
  185. # session.build_request("GET", "https://search.com", params: { q: "a"}).query #=> "q=a"
  186. # session.build_request("GET", "https://search.com?q=a", params: { foo: "bar"}).query #=> "q=a&foo&bar"
  187. 26 def query
  188. 8775 return @query if defined?(@query)
  189. 7340 query = []
  190. 7340 if (q = @query_params) && !q.empty?
  191. 136 query << Transcoder::Form.encode(q)
  192. end
  193. 7340 query << @uri.query if @uri.query
  194. 7340 @query = query.join("&")
  195. end
  196. # consumes and returns the next available chunk of request body that can be sent
  197. 26 def drain_body
  198. 8201 return nil if @body.nil?
  199. 8201 @drainer ||= @body.each
  200. 8201 chunk = @drainer.next.dup
  201. 5385 emit(:body_chunk, chunk)
  202. 5385 chunk
  203. rescue StopIteration
  204. 2792 nil
  205. rescue StandardError => e
  206. 24 @drain_error = e
  207. 24 nil
  208. end
  209. skipped # :nocov:
  210. skipped def inspect
  211. skipped "#<#{self.class}:#{object_id} " \
  212. skipped "#{@verb} " \
  213. skipped "#{uri} " \
  214. skipped "@headers=#{@headers} " \
  215. skipped "@body=#{@body}>"
  216. skipped end
  217. skipped # :nocov:
  218. # moves on to the +nextstate+ of the request state machine (when all preconditions are met)
  219. 26 def transition(nextstate)
  220. 37686 case nextstate
  221. when :idle
  222. 713 @body.rewind
  223. 713 @ping = false
  224. 713 @response = nil
  225. 713 @drainer = nil
  226. 713 @active_timeouts.clear
  227. when :headers
  228. 10171 return unless @state == :idle
  229. when :body
  230. 10227 return unless @state == :headers ||
  231. @state == :expect
  232. 8332 if @headers.key?("expect")
  233. 466 if @informational_status && @informational_status == 100
  234. # check for 100 Continue response, and deallocate the var
  235. # if @informational_status == 100
  236. # @response = nil
  237. # end
  238. else
  239. 354 return if @state == :expect # do not re-set it
  240. 126 nextstate = :expect
  241. end
  242. end
  243. when :trailers
  244. 8242 return unless @state == :body
  245. when :done
  246. 8249 return if @state == :expect
  247. end
  248. 32766 log(level: 3) { "#{@state}] -> #{nextstate}" }
  249. 32598 @state = nextstate
  250. 32598 emit(@state, self)
  251. 10993 nil
  252. end
  253. # whether the request supports the 100-continue handshake and already processed the 100 response.
  254. 26 def expects?
  255. 7412 @headers["expect"] == "100-continue" && @informational_status == 100 && !@response
  256. end
  257. 26 def set_timeout_callback(event, &callback)
  258. 91866 clb = once(event, &callback)
  259. # reset timeout callbacks when requests get rerouted to a different connection
  260. 91866 once(:idle) do
  261. 3415 callbacks(event).delete(clb)
  262. end
  263. end
  264. end
  265. end
  266. 26 require_relative "request/body"

lib/httpx/request/body.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. # Implementation of the HTTP Request body as a delegator which iterates (responds to +each+) payload chunks.
  4. 26 class Request::Body < SimpleDelegator
  5. 26 class << self
  6. 26 def new(_, options, body: nil, **params)
  7. 9233 if body.is_a?(self)
  8. # request derives its options from body
  9. 14 body.options = options.merge(params)
  10. 14 return body
  11. end
  12. 9219 super
  13. end
  14. end
  15. 26 attr_accessor :options
  16. # inits the instance with the request +headers+, +options+ and +params+, which contain the payload definition.
  17. # it wraps the given body with the appropriate encoder on initialization.
  18. #
  19. # ..., json: { foo: "bar" }) #=> json encoder
  20. # ..., form: { foo: "bar" }) #=> form urlencoded encoder
  21. # ..., form: { foo: Pathname.open("path/to/file") }) #=> multipart urlencoded encoder
  22. # ..., form: { foo: File.open("path/to/file") }) #=> multipart urlencoded encoder
  23. # ..., form: { body: "bla") }) #=> raw data encoder
  24. 26 def initialize(h, options, **params)
  25. 9219 @headers = h
  26. 9219 @body = self.class.initialize_body(params)
  27. 9219 @options = options.merge(params)
  28. 9219 if @body
  29. 2830 if @options.compress_request_body && @headers.key?("content-encoding")
  30. 87 @headers.get("content-encoding").each do |encoding|
  31. 87 @body = self.class.initialize_deflater_body(@body, encoding)
  32. end
  33. end
  34. 2830 @headers["content-type"] ||= @body.content_type
  35. 2830 @headers["content-length"] = @body.bytesize unless unbounded_body?
  36. end
  37. 9212 super(@body)
  38. end
  39. # consumes and yields the request payload in chunks.
  40. 26 def each(&block)
  41. 5847 return enum_for(__method__) unless block
  42. 2927 return if @body.nil?
  43. 2864 body = stream(@body)
  44. 2864 if body.respond_to?(:read)
  45. 4887 while (chunk = body.read(16_384))
  46. 2967 block.call(chunk)
  47. end
  48. # TODO: use copy_stream once bug is resolved: https://bugs.ruby-lang.org/issues/21131
  49. # IO.copy_stream(body, ProcIO.new(block))
  50. 1626 elsif body.respond_to?(:each)
  51. 453 body.each(&block)
  52. else
  53. 1174 block[body.to_s]
  54. end
  55. end
  56. 26 def close
  57. 410 @body.close if @body.respond_to?(:close)
  58. end
  59. # if the +@body+ is rewindable, it rewinnds it.
  60. 26 def rewind
  61. 769 return if empty?
  62. 152 @body.rewind if @body.respond_to?(:rewind)
  63. end
  64. # return +true+ if the +body+ has been fully drained (or does nnot exist).
  65. 26 def empty?
  66. 17549 return true if @body.nil?
  67. 7729 return false if chunked?
  68. 7645 @body.bytesize.zero?
  69. end
  70. # returns the +@body+ payload size in bytes.
  71. 26 def bytesize
  72. 3218 return 0 if @body.nil?
  73. 112 @body.bytesize
  74. end
  75. # sets the body to yield using chunked trannsfer encoding format.
  76. 26 def stream(body)
  77. 2864 return body unless chunked?
  78. 84 Transcoder::Chunker.encode(body.enum_for(:each))
  79. end
  80. # returns whether the body yields infinitely.
  81. 26 def unbounded_body?
  82. 3293 return @unbounded_body if defined?(@unbounded_body)
  83. 2893 @unbounded_body = !@body.nil? && (chunked? || @body.bytesize == Float::INFINITY)
  84. end
  85. # returns whether the chunked transfer encoding header is set.
  86. 26 def chunked?
  87. 18092 @headers["transfer-encoding"] == "chunked"
  88. end
  89. # sets the chunked transfer encoding header.
  90. 26 def chunk!
  91. 28 @headers.add("transfer-encoding", "chunked")
  92. end
  93. skipped # :nocov:
  94. skipped def inspect
  95. skipped "#<#{self.class}:#{object_id} " \
  96. skipped "#{unbounded_body? ? "stream" : "@bytesize=#{bytesize}"}>"
  97. skipped end
  98. skipped # :nocov:
  99. 26 class << self
  100. 26 def initialize_body(params)
  101. 9079 if (body = params.delete(:body))
  102. # @type var body: bodyIO
  103. 1295 Transcoder::Body.encode(body)
  104. 7784 elsif (form = params.delete(:form))
  105. # @type var form: Transcoder::urlencoded_input
  106. 1322 Transcoder::Form.encode(form)
  107. 6462 elsif (json = params.delete(:json))
  108. # @type var body: _ToJson
  109. 73 Transcoder::JSON.encode(json)
  110. end
  111. end
  112. # returns the +body+ wrapped with the correct deflater accordinng to the given +encodisng+.
  113. 26 def initialize_deflater_body(body, encoding)
  114. 87 case encoding
  115. when "gzip"
  116. 45 Transcoder::GZIP.encode(body)
  117. when "deflate"
  118. 21 Transcoder::Deflate.encode(body)
  119. when "identity"
  120. 14 body
  121. else
  122. 7 body
  123. end
  124. end
  125. end
  126. end
  127. end

lib/httpx/resolver.rb

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  1. # frozen_string_literal: true
  2. 26 require "resolv"
  3. 26 require "ipaddr"
  4. 26 module HTTPX
  5. 26 module Resolver
  6. 26 RESOLVE_TIMEOUT = [2, 3].freeze
  7. 26 require "httpx/resolver/resolver"
  8. 26 require "httpx/resolver/system"
  9. 26 require "httpx/resolver/native"
  10. 26 require "httpx/resolver/https"
  11. 26 require "httpx/resolver/multi"
  12. 26 @lookup_mutex = Thread::Mutex.new
  13. 194 @lookups = Hash.new { |h, k| h[k] = [] }
  14. 26 @identifier_mutex = Thread::Mutex.new
  15. 26 @identifier = 1
  16. 26 @system_resolver = Resolv::Hosts.new
  17. 26 module_function
  18. 26 def resolver_for(resolver_type)
  19. 6410 case resolver_type
  20. 6231 when :native then Native
  21. 32 when :system then System
  22. 73 when :https then HTTPS
  23. else
  24. 74 return resolver_type if resolver_type.is_a?(Class) && resolver_type < Resolver
  25. 7 raise Error, "unsupported resolver type (#{resolver_type})"
  26. end
  27. end
  28. 26 def nolookup_resolve(hostname)
  29. 6221 ip_resolve(hostname) || cached_lookup(hostname) || system_resolve(hostname)
  30. end
  31. 26 def ip_resolve(hostname)
  32. 6221 [IPAddr.new(hostname)]
  33. rescue ArgumentError
  34. end
  35. 26 def system_resolve(hostname)
  36. 553 ips = @system_resolver.getaddresses(hostname)
  37. 553 return if ips.empty?
  38. 777 ips.map { |ip| IPAddr.new(ip) }
  39. rescue IOError
  40. end
  41. 26 def cached_lookup(hostname)
  42. 5744 now = Utils.now
  43. 5744 lookup_synchronize do |lookups|
  44. 5744 lookup(hostname, lookups, now)
  45. end
  46. end
  47. 26 def cached_lookup_set(hostname, family, entries)
  48. 203 now = Utils.now
  49. 203 entries.each do |entry|
  50. 270 entry["TTL"] += now
  51. end
  52. 203 lookup_synchronize do |lookups|
  53. 203 case family
  54. when Socket::AF_INET6
  55. 40 lookups[hostname].concat(entries)
  56. when Socket::AF_INET
  57. 163 lookups[hostname].unshift(*entries)
  58. end
  59. 203 entries.each do |entry|
  60. 270 next unless entry["name"] != hostname
  61. 38 case family
  62. when Socket::AF_INET6
  63. 15 lookups[entry["name"]] << entry
  64. when Socket::AF_INET
  65. 23 lookups[entry["name"]].unshift(entry)
  66. end
  67. end
  68. end
  69. end
  70. 26 def cached_lookup_evict(hostname, ip)
  71. 41 ip = ip.to_s
  72. 41 lookup_synchronize do |lookups|
  73. 41 entries = lookups[hostname]
  74. 41 return unless entries
  75. 419 lookups.delete_if { |entry| entry["data"] == ip }
  76. end
  77. end
  78. # do not use directly!
  79. 26 def lookup(hostname, lookups, ttl)
  80. 5751 return unless lookups.key?(hostname)
  81. 5284 entries = lookups[hostname] = lookups[hostname].select do |address|
  82. 14176 address["TTL"] > ttl
  83. end
  84. 5284 ips = entries.flat_map do |address|
  85. 14168 if (als = address["alias"])
  86. 7 lookup(als, lookups, ttl)
  87. else
  88. 14161 IPAddr.new(address["data"])
  89. end
  90. end.compact
  91. 5284 ips unless ips.empty?
  92. end
  93. 26 def generate_id
  94. 1586 id_synchronize { @identifier = (@identifier + 1) & 0xFFFF }
  95. end
  96. 26 def encode_dns_query(hostname, type: Resolv::DNS::Resource::IN::A, message_id: generate_id)
  97. 735 Resolv::DNS::Message.new(message_id).tap do |query|
  98. 793 query.rd = 1
  99. 793 query.add_question(hostname, type)
  100. 115 end.encode
  101. end
  102. 26 def decode_dns_answer(payload)
  103. 57 begin
  104. 715 message = Resolv::DNS::Message.decode(payload)
  105. rescue Resolv::DNS::DecodeError => e
  106. 6 return :decode_error, e
  107. end
  108. # no domain was found
  109. 709 return :no_domain_found if message.rcode == Resolv::DNS::RCode::NXDomain
  110. 245 return :message_truncated if message.tc == 1
  111. 233 return :dns_error, message.rcode if message.rcode != Resolv::DNS::RCode::NoError
  112. 227 addresses = []
  113. 227 message.each_answer do |question, _, value|
  114. 1015 case value
  115. when Resolv::DNS::Resource::IN::CNAME
  116. 26 addresses << {
  117. "name" => question.to_s,
  118. "TTL" => value.ttl,
  119. "alias" => value.name.to_s,
  120. }
  121. when Resolv::DNS::Resource::IN::A,
  122. Resolv::DNS::Resource::IN::AAAA
  123. 989 addresses << {
  124. "name" => question.to_s,
  125. "TTL" => value.ttl,
  126. "data" => value.address.to_s,
  127. }
  128. end
  129. end
  130. 227 [:ok, addresses]
  131. end
  132. 26 def lookup_synchronize
  133. 11976 @lookup_mutex.synchronize { yield(@lookups) }
  134. end
  135. 26 def id_synchronize(&block)
  136. 793 @identifier_mutex.synchronize(&block)
  137. end
  138. end
  139. end

lib/httpx/resolver/https.rb

86.21% lines covered

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  1. # frozen_string_literal: true
  2. 26 require "resolv"
  3. 26 require "uri"
  4. 26 require "forwardable"
  5. 26 require "httpx/base64"
  6. 26 module HTTPX
  7. # Implementation of a DoH name resolver (https://www.youtube.com/watch?v=unMXvnY2FNM).
  8. # It wraps an HTTPX::Connection object which integrates with the main session in the
  9. # same manner as other performed HTTP requests.
  10. #
  11. 26 class Resolver::HTTPS < Resolver::Resolver
  12. 26 extend Forwardable
  13. 26 using URIExtensions
  14. 26 module DNSExtensions
  15. 26 refine Resolv::DNS do
  16. 26 def generate_candidates(name)
  17. 42 @config.generate_candidates(name)
  18. end
  19. end
  20. end
  21. 26 using DNSExtensions
  22. 26 NAMESERVER = "https://1.1.1.1/dns-query"
  23. 1 DEFAULTS = {
  24. 25 uri: NAMESERVER,
  25. use_get: false,
  26. }.freeze
  27. 26 def_delegators :@resolver_connection, :state, :connecting?, :to_io, :call, :close, :terminate, :inflight?, :handle_socket_timeout
  28. 26 def initialize(_, options)
  29. 90 super
  30. 90 @resolver_options = DEFAULTS.merge(@options.resolver_options)
  31. 90 @queries = {}
  32. 90 @requests = {}
  33. 90 @uri = URI(@resolver_options[:uri])
  34. 90 @uri_addresses = nil
  35. 90 @resolver = Resolv::DNS.new
  36. 90 @resolver.timeouts = @resolver_options.fetch(:timeouts, Resolver::RESOLVE_TIMEOUT)
  37. 90 @resolver.lazy_initialize
  38. end
  39. 26 def <<(connection)
  40. 90 return if @uri.origin == connection.peer.to_s
  41. 48 @uri_addresses ||= HTTPX::Resolver.nolookup_resolve(@uri.host) || @resolver.getaddresses(@uri.host)
  42. 48 if @uri_addresses.empty?
  43. 6 ex = ResolveError.new("Can't resolve DNS server #{@uri.host}")
  44. 6 ex.set_backtrace(caller)
  45. 6 connection.force_reset
  46. 6 throw(:resolve_error, ex)
  47. end
  48. 42 resolve(connection)
  49. end
  50. 26 def closed?
  51. true
  52. end
  53. 26 def empty?
  54. 84 true
  55. end
  56. 26 def resolver_connection
  57. # TODO: leaks connection object into the pool
  58. 66 @resolver_connection ||= @current_session.find_connection(@uri, @current_selector,
  59. @options.merge(ssl: { alpn_protocols: %w[h2] })).tap do |conn|
  60. 42 emit_addresses(conn, @family, @uri_addresses) unless conn.addresses
  61. end
  62. end
  63. 26 private
  64. 26 def resolve(connection = nil, hostname = nil)
  65. 66 @connections.shift until @connections.empty? || @connections.first.state != :closed
  66. 66 connection ||= @connections.first
  67. 66 return unless connection
  68. 66 hostname ||= @queries.key(connection)
  69. 66 if hostname.nil?
  70. 42 hostname = connection.peer.host
  71. log do
  72. "resolver #{FAMILY_TYPES[@record_type]}: resolve IDN #{connection.peer.non_ascii_hostname} as #{hostname}"
  73. 42 end if connection.peer.non_ascii_hostname
  74. 42 hostname = @resolver.generate_candidates(hostname).each do |name|
  75. 126 @queries[name.to_s] = connection
  76. end.first.to_s
  77. else
  78. 24 @queries[hostname] = connection
  79. end
  80. 66 log { "resolver #{FAMILY_TYPES[@record_type]}: query for #{hostname}" }
  81. begin
  82. 66 request = build_request(hostname)
  83. 66 request.on(:response, &method(:on_response).curry(2)[request])
  84. 66 request.on(:promise, &method(:on_promise))
  85. 66 @requests[request] = hostname
  86. 66 request.set_context!
  87. 66 resolver_connection.send(request)
  88. 66 @connections << connection
  89. rescue ResolveError, Resolv::DNS::EncodeError => e
  90. reset_hostname(hostname)
  91. emit_resolve_error(connection, connection.peer.host, e)
  92. end
  93. end
  94. 26 def on_response(request, response)
  95. 66 response.raise_for_status
  96. rescue StandardError => e
  97. 6 hostname = @requests.delete(request)
  98. 6 connection = reset_hostname(hostname)
  99. 6 emit_resolve_error(connection, connection.peer.host, e)
  100. else
  101. # @type var response: HTTPX::Response
  102. 60 parse(request, response)
  103. ensure
  104. 66 @requests.delete(request)
  105. end
  106. 26 def on_promise(_, stream)
  107. log(level: 2) { "#{stream.id}: refusing stream!" }
  108. stream.refuse
  109. end
  110. 26 def parse(request, response)
  111. 60 code, result = decode_response_body(response)
  112. 60 case code
  113. when :ok
  114. 18 parse_addresses(result, request)
  115. when :no_domain_found
  116. # Indicates no such domain was found.
  117. 36 host = @requests.delete(request)
  118. 36 connection = reset_hostname(host, reset_candidates: false)
  119. 36 unless @queries.value?(connection)
  120. 12 emit_resolve_error(connection)
  121. 12 return
  122. end
  123. 24 resolve
  124. when :dns_error
  125. host = @requests.delete(request)
  126. connection = reset_hostname(host)
  127. emit_resolve_error(connection)
  128. when :decode_error
  129. 6 host = @requests.delete(request)
  130. 6 connection = reset_hostname(host)
  131. 6 emit_resolve_error(connection, connection.peer.host, result)
  132. end
  133. end
  134. 26 def parse_addresses(answers, request)
  135. 18 if answers.empty?
  136. # no address found, eliminate candidates
  137. host = @requests.delete(request)
  138. connection = reset_hostname(host)
  139. emit_resolve_error(connection)
  140. return
  141. else
  142. 42 answers = answers.group_by { |answer| answer["name"] }
  143. 18 answers.each do |hostname, addresses|
  144. 24 addresses = addresses.flat_map do |address|
  145. 24 if address.key?("alias")
  146. 6 alias_address = answers[address["alias"]]
  147. 6 if alias_address.nil?
  148. reset_hostname(address["name"])
  149. if early_resolve(connection, hostname: address["alias"])
  150. @connections.delete(connection)
  151. else
  152. resolve(connection, address["alias"])
  153. return # rubocop:disable Lint/NonLocalExitFromIterator
  154. end
  155. else
  156. 6 alias_address
  157. end
  158. else
  159. 18 address
  160. end
  161. end.compact
  162. 24 next if addresses.empty?
  163. 24 hostname.delete_suffix!(".") if hostname.end_with?(".")
  164. 24 connection = reset_hostname(hostname, reset_candidates: false)
  165. 24 next unless connection # probably a retried query for which there's an answer
  166. 18 @connections.delete(connection)
  167. # eliminate other candidates
  168. 54 @queries.delete_if { |_, conn| connection == conn }
  169. 18 Resolver.cached_lookup_set(hostname, @family, addresses) if @resolver_options[:cache]
  170. 54 catch(:coalesced) { emit_addresses(connection, @family, addresses.map { |addr| addr["data"] }) }
  171. end
  172. end
  173. 18 return if @connections.empty?
  174. resolve
  175. end
  176. 26 def build_request(hostname)
  177. 60 uri = @uri.dup
  178. 60 rklass = @options.request_class
  179. 60 payload = Resolver.encode_dns_query(hostname, type: @record_type)
  180. 60 if @resolver_options[:use_get]
  181. 6 params = URI.decode_www_form(uri.query.to_s)
  182. 6 params << ["type", FAMILY_TYPES[@record_type]]
  183. 6 params << ["dns", Base64.urlsafe_encode64(payload, padding: false)]
  184. 6 uri.query = URI.encode_www_form(params)
  185. 6 request = rklass.new("GET", uri, @options)
  186. else
  187. 54 request = rklass.new("POST", uri, @options, body: [payload])
  188. 54 request.headers["content-type"] = "application/dns-message"
  189. end
  190. 60 request.headers["accept"] = "application/dns-message"
  191. 60 request
  192. end
  193. 26 def decode_response_body(response)
  194. 54 case response.headers["content-type"]
  195. when "application/dns-udpwireformat",
  196. "application/dns-message"
  197. 54 Resolver.decode_dns_answer(response.to_s)
  198. else
  199. raise Error, "unsupported DNS mime-type (#{response.headers["content-type"]})"
  200. end
  201. end
  202. 26 def reset_hostname(hostname, reset_candidates: true)
  203. 72 connection = @queries.delete(hostname)
  204. 72 return connection unless connection && reset_candidates
  205. # eliminate other candidates
  206. 36 candidates = @queries.select { |_, conn| connection == conn }.keys
  207. 36 @queries.delete_if { |h, _| candidates.include?(h) }
  208. 12 connection
  209. end
  210. end
  211. end

lib/httpx/resolver/multi.rb

88.46% lines covered

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  1. # frozen_string_literal: true
  2. 26 require "forwardable"
  3. 26 require "resolv"
  4. 26 module HTTPX
  5. 26 class Resolver::Multi
  6. 26 include Callbacks
  7. 26 using ArrayExtensions::FilterMap
  8. 26 attr_reader :resolvers, :options
  9. 26 def initialize(resolver_type, options)
  10. 6318 @current_selector = @current_session = nil
  11. 6318 @options = options
  12. 6318 @resolver_options = @options.resolver_options
  13. 6318 @resolvers = options.ip_families.map do |ip_family|
  14. 6343 resolver = resolver_type.new(ip_family, options)
  15. 6343 resolver.multi = self
  16. 6343 resolver
  17. end
  18. 6318 @errors = Hash.new { |hs, k| hs[k] = [] }
  19. end
  20. 26 def current_selector=(s)
  21. 6344 @current_selector = s
  22. 12714 @resolvers.each { |r| r.__send__(__method__, s) }
  23. end
  24. 26 def current_session=(s)
  25. 6344 @current_session = s
  26. 12714 @resolvers.each { |r| r.__send__(__method__, s) }
  27. end
  28. 26 def log(*args, **kwargs, &blk)
  29. 12729 @resolvers.each { |r| r.__send__(__method__, *args, **kwargs, &blk) }
  30. end
  31. 26 def closed?
  32. @resolvers.all?(&:closed?)
  33. end
  34. 26 def empty?
  35. @resolvers.all?(&:empty?)
  36. end
  37. 26 def inflight?
  38. @resolvers.any(&:inflight?)
  39. end
  40. 26 def timeout
  41. @resolvers.filter_map(&:timeout).min
  42. end
  43. 26 def close
  44. @resolvers.each(&:close)
  45. end
  46. 26 def connections
  47. @resolvers.filter_map { |r| r.resolver_connection if r.respond_to?(:resolver_connection) }
  48. end
  49. 26 def early_resolve(connection)
  50. 6349 hostname = connection.peer.host
  51. 6349 addresses = @resolver_options[:cache] && (connection.addresses || HTTPX::Resolver.nolookup_resolve(hostname))
  52. 6349 return false unless addresses
  53. 5925 resolved = false
  54. 6195 addresses.group_by(&:family).sort { |(f1, _), (f2, _)| f2 <=> f1 }.each do |family, addrs|
  55. # try to match the resolver by family. However, there are cases where that's not possible, as when
  56. # the system does not have IPv6 connectivity, but it does support IPv6 via loopback/link-local.
  57. 12385 resolver = @resolvers.find { |r| r.family == family } || @resolvers.first
  58. 6181 next unless resolver # this should ever happen
  59. # it does not matter which resolver it is, as early-resolve code is shared.
  60. 6181 resolver.emit_addresses(connection, family, addrs, true)
  61. 6147 resolved = true
  62. end
  63. 5891 resolved
  64. end
  65. 26 def lazy_resolve(connection)
  66. 424 @resolvers.each do |resolver|
  67. 432 resolver << @current_session.try_clone_connection(connection, @current_selector, resolver.family)
  68. 420 next if resolver.empty?
  69. 336 @current_session.select_resolver(resolver, @current_selector)
  70. end
  71. end
  72. end
  73. end

lib/httpx/resolver/native.rb

91.4% lines covered

314 relevant lines. 287 lines covered and 27 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "forwardable"
  3. 26 require "resolv"
  4. 26 module HTTPX
  5. # Implements a pure ruby name resolver, which abides by the Selectable API.
  6. # It delegates DNS payload encoding/decoding to the +resolv+ stlid gem.
  7. #
  8. 26 class Resolver::Native < Resolver::Resolver
  9. 26 extend Forwardable
  10. 26 using URIExtensions
  11. 16 DEFAULTS = {
  12. 10 nameserver: nil,
  13. **Resolv::DNS::Config.default_config_hash,
  14. packet_size: 512,
  15. timeouts: Resolver::RESOLVE_TIMEOUT,
  16. }.freeze
  17. 26 DNS_PORT = 53
  18. 26 def_delegator :@connections, :empty?
  19. 26 attr_reader :state
  20. 26 def initialize(family, options)
  21. 6253 super
  22. 6253 @ns_index = 0
  23. 6253 @resolver_options = DEFAULTS.merge(@options.resolver_options)
  24. 6253 @socket_type = @resolver_options.fetch(:socket_type, :udp)
  25. 6253 @nameserver = if (nameserver = @resolver_options[:nameserver])
  26. 6247 nameserver = nameserver[family] if nameserver.is_a?(Hash)
  27. 6247 Array(nameserver)
  28. end
  29. 6253 @ndots = @resolver_options.fetch(:ndots, 1)
  30. 18759 @search = Array(@resolver_options[:search]).map { |srch| srch.scan(/[^.]+/) }
  31. 6253 @_timeouts = Array(@resolver_options[:timeouts])
  32. 7670 @timeouts = Hash.new { |timeouts, host| timeouts[host] = @_timeouts.dup }
  33. 6253 @name = nil
  34. 6253 @queries = {}
  35. 6253 @read_buffer = "".b
  36. 6253 @write_buffer = Buffer.new(@resolver_options[:packet_size])
  37. 6253 @state = :idle
  38. 6253 @timer = nil
  39. end
  40. 26 def close
  41. 328 transition(:closed)
  42. end
  43. 26 def terminate
  44. 14 emit(:close, self)
  45. end
  46. 26 def closed?
  47. 691 @state == :closed
  48. end
  49. 26 def to_io
  50. 1147 @io.to_io
  51. end
  52. 26 def call
  53. 955 case @state
  54. when :open
  55. 941 consume
  56. end
  57. end
  58. 26 def interests
  59. 13301 case @state
  60. when :idle
  61. 11636 transition(:open)
  62. when :closed
  63. 13 transition(:idle)
  64. 13 transition(:open)
  65. end
  66. 13301 calculate_interests
  67. end
  68. 26 def <<(connection)
  69. 342 if @nameserver.nil?
  70. 6 ex = ResolveError.new("No available nameserver")
  71. 6 ex.set_backtrace(caller)
  72. 6 connection.force_reset
  73. 6 throw(:resolve_error, ex)
  74. else
  75. 336 @connections << connection
  76. 336 resolve
  77. end
  78. end
  79. 26 def timeout
  80. 13301 return if @connections.empty?
  81. 13301 @start_timeout = Utils.now
  82. 13301 hosts = @queries.keys
  83. 13301 @timeouts.values_at(*hosts).reject(&:empty?).map(&:first).min
  84. end
  85. 26 def handle_socket_timeout(interval); end
  86. 26 private
  87. 26 def calculate_interests
  88. 17355 return if @queries.empty?
  89. 5764 return unless @queries.values.any?(&:current_context?) || @connections.any?(&:current_context?)
  90. 4811 return :r if @write_buffer.empty?
  91. 1584 :w
  92. end
  93. 26 def consume
  94. 954 loop do
  95. 1681 dread if calculate_interests == :r
  96. 1646 break unless calculate_interests == :w
  97. # do_retry
  98. 745 dwrite
  99. 727 break unless calculate_interests == :r
  100. end
  101. rescue Errno::EHOSTUNREACH => e
  102. 18 @ns_index += 1
  103. 18 nameserver = @nameserver
  104. 18 if nameserver && @ns_index < nameserver.size
  105. 12 log { "resolver #{FAMILY_TYPES[@record_type]}: failed resolving on nameserver #{@nameserver[@ns_index - 1]} (#{e.message})" }
  106. 12 transition(:idle)
  107. 12 @timeouts.clear
  108. 12 retry
  109. else
  110. 6 handle_error(e)
  111. 6 emit(:close, self)
  112. end
  113. rescue NativeResolveError => e
  114. 21 handle_error(e)
  115. 21 close_or_resolve
  116. 21 retry unless closed?
  117. end
  118. 26 def schedule_retry
  119. 727 h = @name
  120. 727 return unless h
  121. 727 connection = @queries[h]
  122. 727 timeouts = @timeouts[h]
  123. 727 timeout = timeouts.shift
  124. 727 @timer = @current_selector.after(timeout) do
  125. 66 next unless @connections.include?(connection)
  126. 66 @timer = nil
  127. 66 do_retry(h, connection, timeout)
  128. end
  129. end
  130. 26 def do_retry(h, connection, interval)
  131. 66 timeouts = @timeouts[h]
  132. 66 if !timeouts.empty?
  133. 36 log { "resolver #{FAMILY_TYPES[@record_type]}: timeout after #{interval}s, retry (with #{timeouts.first}s) #{h}..." }
  134. # must downgrade to tcp AND retry on same host as last
  135. 36 downgrade_socket
  136. 36 resolve(connection, h)
  137. 30 elsif @ns_index + 1 < @nameserver.size
  138. # try on the next nameserver
  139. 6 @ns_index += 1
  140. 6 log do
  141. "resolver #{FAMILY_TYPES[@record_type]}: failed resolving #{h} on nameserver #{@nameserver[@ns_index - 1]} (timeout error)"
  142. end
  143. 6 transition(:idle)
  144. 6 @timeouts.clear
  145. 6 resolve(connection, h)
  146. else
  147. 24 @timeouts.delete(h)
  148. 24 reset_hostname(h, reset_candidates: false)
  149. 24 unless @queries.empty?
  150. 18 resolve(connection)
  151. 18 return
  152. end
  153. 6 @connections.delete(connection)
  154. 6 host = connection.peer.host
  155. # This loop_time passed to the exception is bogus. Ideally we would pass the total
  156. # resolve timeout, including from the previous retries.
  157. 6 ex = ResolveTimeoutError.new(interval, "Timed out while resolving #{host}")
  158. 6 ex.set_backtrace(ex ? ex.backtrace : caller)
  159. 6 emit_resolve_error(connection, host, ex)
  160. 6 close_or_resolve
  161. end
  162. end
  163. 26 def dread(wsize = @resolver_options[:packet_size])
  164. 1260 loop do
  165. 1272 wsize = @large_packet.capacity if @large_packet
  166. 1272 siz = @io.read(wsize, @read_buffer)
  167. 1272 unless siz
  168. ex = EOFError.new("descriptor closed")
  169. ex.set_backtrace(caller)
  170. raise ex
  171. end
  172. 1272 return unless siz.positive?
  173. 673 if @socket_type == :tcp
  174. # packet may be incomplete, need to keep draining from the socket
  175. 30 if @large_packet
  176. # large packet buffer already exists, continue pumping
  177. 12 @large_packet << @read_buffer
  178. 12 next unless @large_packet.full?
  179. 12 parse(@large_packet.to_s)
  180. 12 @large_packet = nil
  181. # downgrade to udp again
  182. 12 downgrade_socket
  183. 12 return
  184. else
  185. 18 size = @read_buffer[0, 2].unpack1("n")
  186. 18 buffer = @read_buffer.byteslice(2..-1)
  187. 18 if size > @read_buffer.bytesize
  188. # only do buffer logic if it's worth it, and the whole packet isn't here already
  189. 12 @large_packet = Buffer.new(size)
  190. 12 @large_packet << buffer
  191. 12 next
  192. else
  193. 6 parse(buffer)
  194. end
  195. end
  196. else # udp
  197. 643 parse(@read_buffer)
  198. end
  199. 614 return if @state == :closed || !@write_buffer.empty?
  200. end
  201. end
  202. 26 def dwrite
  203. 727 loop do
  204. 1454 return if @write_buffer.empty?
  205. 727 siz = @io.write(@write_buffer)
  206. 727 unless siz
  207. ex = EOFError.new("descriptor closed")
  208. ex.set_backtrace(caller)
  209. raise ex
  210. end
  211. 727 return unless siz.positive?
  212. 727 schedule_retry if @write_buffer.empty?
  213. 727 return if @state == :closed
  214. end
  215. end
  216. 26 def parse(buffer)
  217. 661 @timer.cancel
  218. 661 @timer = nil
  219. 661 code, result = Resolver.decode_dns_answer(buffer)
  220. 661 case code
  221. when :ok
  222. 209 parse_addresses(result)
  223. when :no_domain_found
  224. # Indicates no such domain was found.
  225. 428 hostname, connection = @queries.first
  226. 428 reset_hostname(hostname, reset_candidates: false)
  227. 749 other_candidate, _ = @queries.find { |_, conn| conn == connection }
  228. 428 if other_candidate
  229. 321 resolve(connection, other_candidate)
  230. else
  231. 107 @connections.delete(connection)
  232. 107 ex = NativeResolveError.new(connection, connection.peer.host, "name or service not known")
  233. 107 ex.set_backtrace(ex ? ex.backtrace : caller)
  234. 107 emit_resolve_error(connection, connection.peer.host, ex)
  235. 93 close_or_resolve
  236. end
  237. when :message_truncated
  238. # TODO: what to do if it's already tcp??
  239. 12 return if @socket_type == :tcp
  240. 12 @socket_type = :tcp
  241. 12 hostname, _ = @queries.first
  242. 12 reset_hostname(hostname)
  243. 12 transition(:closed)
  244. when :dns_error
  245. 6 hostname, connection = @queries.first
  246. 6 reset_hostname(hostname)
  247. 6 @connections.delete(connection)
  248. 6 ex = NativeResolveError.new(connection, connection.peer.host, "unknown DNS error (error code #{result})")
  249. 6 raise ex
  250. when :decode_error
  251. 6 hostname, connection = @queries.first
  252. 6 reset_hostname(hostname)
  253. 6 @connections.delete(connection)
  254. 6 ex = NativeResolveError.new(connection, connection.peer.host, result.message)
  255. 6 ex.set_backtrace(result.backtrace)
  256. 6 raise ex
  257. end
  258. end
  259. 26 def parse_addresses(addresses)
  260. 209 if addresses.empty?
  261. # no address found, eliminate candidates
  262. 9 hostname, connection = @queries.first
  263. 9 reset_hostname(hostname)
  264. 9 @connections.delete(connection)
  265. 9 raise NativeResolveError.new(connection, connection.peer.host)
  266. else
  267. 200 address = addresses.first
  268. 200 name = address["name"]
  269. 200 connection = @queries.delete(name)
  270. 200 unless connection
  271. orig_name = name
  272. # absolute name
  273. name_labels = Resolv::DNS::Name.create(name).to_a
  274. name = @queries.each_key.first { |hname| name_labels == Resolv::DNS::Name.create(hname).to_a }
  275. # probably a retried query for which there's an answer
  276. unless name
  277. @timeouts.delete(orig_name)
  278. return
  279. end
  280. address["name"] = name
  281. connection = @queries.delete(name)
  282. end
  283. 1197 alias_addresses, addresses = addresses.partition { |addr| addr.key?("alias") }
  284. 200 if addresses.empty? && !alias_addresses.empty? # CNAME
  285. 4 hostname_alias = alias_addresses.first["alias"]
  286. # clean up intermediate queries
  287. 4 @timeouts.delete(name) unless connection.peer.host == name
  288. 4 if early_resolve(connection, hostname: hostname_alias)
  289. @connections.delete(connection)
  290. else
  291. 4 if @socket_type == :tcp
  292. # must downgrade to udp if tcp
  293. @socket_type = @resolver_options.fetch(:socket_type, :udp)
  294. transition(:idle)
  295. transition(:open)
  296. end
  297. 4 log { "resolver #{FAMILY_TYPES[@record_type]}: ALIAS #{hostname_alias} for #{name}" }
  298. 4 resolve(connection, hostname_alias)
  299. 4 return
  300. end
  301. else
  302. 196 reset_hostname(name, connection: connection)
  303. 196 @timeouts.delete(connection.peer.host)
  304. 196 @connections.delete(connection)
  305. 196 Resolver.cached_lookup_set(connection.peer.host, @family, addresses) if @resolver_options[:cache]
  306. 1363 catch(:coalesced) { emit_addresses(connection, @family, addresses.map { |addr| addr["data"] }) }
  307. end
  308. end
  309. 196 close_or_resolve
  310. end
  311. 26 def resolve(connection = nil, hostname = nil)
  312. 741 @connections.shift until @connections.empty? || @connections.first.state != :closed
  313. 1105 connection ||= @connections.find { |c| !@queries.value?(c) }
  314. 741 raise Error, "no URI to resolve" unless connection
  315. # do not buffer query if previous is still in the buffer or awaiting reply/retry
  316. 741 return unless @write_buffer.empty? && @timer.nil?
  317. 733 hostname ||= @queries.key(connection)
  318. 733 if hostname.nil?
  319. 348 hostname = connection.peer.host
  320. 348 if connection.peer.non_ascii_hostname
  321. log { "resolver #{FAMILY_TYPES[@record_type]}: resolve IDN #{connection.peer.non_ascii_hostname} as #{hostname}" }
  322. end
  323. 348 hostname = generate_candidates(hostname).each do |name|
  324. 1392 @queries[name] = connection
  325. end.first
  326. else
  327. 385 @queries[hostname] = connection
  328. end
  329. 733 @name = hostname
  330. 733 log { "resolver #{FAMILY_TYPES[@record_type]}: query for #{hostname}" }
  331. 57 begin
  332. 733 @write_buffer << encode_dns_query(hostname)
  333. rescue Resolv::DNS::EncodeError => e
  334. reset_hostname(hostname, connection: connection)
  335. @connections.delete(connection)
  336. emit_resolve_error(connection, hostname, e)
  337. close_or_resolve
  338. end
  339. end
  340. 26 def encode_dns_query(hostname)
  341. 733 message_id = Resolver.generate_id
  342. 733 msg = Resolver.encode_dns_query(hostname, type: @record_type, message_id: message_id)
  343. 733 msg[0, 2] = [msg.size, message_id].pack("nn") if @socket_type == :tcp
  344. 733 msg
  345. end
  346. 26 def generate_candidates(name)
  347. 348 return [name] if name.end_with?(".")
  348. 348 candidates = []
  349. 348 name_parts = name.scan(/[^.]+/)
  350. 348 candidates = [name] if @ndots <= name_parts.size - 1
  351. 1044 candidates.concat(@search.map { |domain| [*name_parts, *domain].join(".") })
  352. 348 fname = "#{name}."
  353. 348 candidates << fname unless candidates.include?(fname)
  354. 348 candidates
  355. end
  356. 26 def build_socket
  357. 358 ip, port = @nameserver[@ns_index]
  358. 358 port ||= DNS_PORT
  359. 358 case @socket_type
  360. when :udp
  361. 340 log { "resolver #{FAMILY_TYPES[@record_type]}: server: udp://#{ip}:#{port}..." }
  362. 340 UDP.new(ip, port, @options)
  363. when :tcp
  364. 18 log { "resolver #{FAMILY_TYPES[@record_type]}: server: tcp://#{ip}:#{port}..." }
  365. 18 origin = URI("tcp://#{ip}:#{port}")
  366. 18 TCP.new(origin, [ip], @options)
  367. end
  368. end
  369. 26 def downgrade_socket
  370. 48 return unless @socket_type == :tcp
  371. 12 @socket_type = @resolver_options.fetch(:socket_type, :udp)
  372. 12 transition(:idle)
  373. 12 transition(:open)
  374. end
  375. 26 def transition(nextstate)
  376. 12044 case nextstate
  377. when :idle
  378. 43 if @io
  379. 37 @io.close
  380. 37 @io = nil
  381. end
  382. when :open
  383. 11661 return unless @state == :idle
  384. 11661 @io ||= build_socket
  385. 11661 @io.connect
  386. 11661 return unless @io.connected?
  387. 358 resolve if @queries.empty? && !@connections.empty?
  388. when :closed
  389. 340 return unless @state == :open
  390. 334 @io.close if @io
  391. 334 @start_timeout = nil
  392. 334 @write_buffer.clear
  393. 334 @read_buffer.clear
  394. end
  395. 735 log(level: 3) { "#{@state} -> #{nextstate}" }
  396. 735 @state = nextstate
  397. rescue Errno::ECONNREFUSED,
  398. Errno::EADDRNOTAVAIL,
  399. Errno::EHOSTUNREACH,
  400. SocketError,
  401. IOError,
  402. ConnectTimeoutError => e
  403. # these errors may happen during TCP handshake
  404. # treat them as resolve errors.
  405. handle_error(e)
  406. emit(:close, self)
  407. end
  408. 26 def handle_error(error)
  409. 27 if error.respond_to?(:connection) &&
  410. error.respond_to?(:host)
  411. 21 reset_hostname(error.host, connection: error.connection)
  412. 21 @connections.delete(error.connection)
  413. 21 emit_resolve_error(error.connection, error.host, error)
  414. else
  415. 6 @queries.each do |host, connection|
  416. 6 reset_hostname(host, connection: connection)
  417. 6 @connections.delete(connection)
  418. 6 emit_resolve_error(connection, host, error)
  419. end
  420. 12 while (connection = @connections.shift)
  421. emit_resolve_error(connection, connection.peer.host, error)
  422. end
  423. end
  424. end
  425. 26 def reset_hostname(hostname, connection: @queries.delete(hostname), reset_candidates: true)
  426. 708 @timeouts.delete(hostname)
  427. 708 return unless connection && reset_candidates
  428. # eliminate other candidates
  429. 967 candidates = @queries.select { |_, conn| connection == conn }.keys
  430. 967 @queries.delete_if { |h, _| candidates.include?(h) }
  431. # reset timeouts
  432. 942 @timeouts.delete_if { |h, _| candidates.include?(h) }
  433. end
  434. 26 def close_or_resolve
  435. # drop already closed connections
  436. 316 @connections.shift until @connections.empty? || @connections.first.state != :closed
  437. 316 if (@connections - @queries.values).empty?
  438. 308 emit(:close, self)
  439. else
  440. 8 resolve
  441. end
  442. end
  443. end
  444. end

lib/httpx/resolver/resolver.rb

93.98% lines covered

83 relevant lines. 78 lines covered and 5 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "resolv"
  3. 26 require "ipaddr"
  4. 26 module HTTPX
  5. # Base class for all internal internet name resolvers. It handles basic blocks
  6. # from the Selectable API.
  7. #
  8. 26 class Resolver::Resolver
  9. 26 include Callbacks
  10. 26 include Loggable
  11. 26 using ArrayExtensions::Intersect
  12. 1 RECORD_TYPES = {
  13. 25 Socket::AF_INET6 => Resolv::DNS::Resource::IN::AAAA,
  14. Socket::AF_INET => Resolv::DNS::Resource::IN::A,
  15. }.freeze
  16. 1 FAMILY_TYPES = {
  17. 25 Resolv::DNS::Resource::IN::AAAA => "AAAA",
  18. Resolv::DNS::Resource::IN::A => "A",
  19. }.freeze
  20. 26 class << self
  21. 26 def multi?
  22. 6318 true
  23. end
  24. end
  25. 26 attr_reader :family, :options
  26. 26 attr_writer :current_selector, :current_session
  27. 26 attr_accessor :multi
  28. 26 def initialize(family, options)
  29. 6368 @family = family
  30. 6368 @record_type = RECORD_TYPES[family]
  31. 6368 @options = options
  32. 6368 @connections = []
  33. 6368 set_resolver_callbacks
  34. end
  35. 26 def each_connection(&block)
  36. 227 enum_for(__method__) unless block
  37. 227 return unless @connections
  38. 227 @connections.each(&block)
  39. end
  40. 26 def close; end
  41. 26 alias_method :terminate, :close
  42. 26 def closed?
  43. true
  44. end
  45. 26 def empty?
  46. true
  47. end
  48. 26 def inflight?
  49. 14 false
  50. end
  51. 26 def emit_addresses(connection, family, addresses, early_resolve = false)
  52. 6449 addresses.map! do |address|
  53. 16152 address.is_a?(IPAddr) ? address : IPAddr.new(address.to_s)
  54. end
  55. # double emission check, but allow early resolution to work
  56. 6449 return if !early_resolve && connection.addresses && !addresses.intersect?(connection.addresses)
  57. 6449 log do
  58. 66 "resolver #{FAMILY_TYPES[RECORD_TYPES[family]]}: " \
  59. "answer #{connection.peer.host}: #{addresses.inspect} (early resolve: #{early_resolve})"
  60. end
  61. 6449 if !early_resolve && # do not apply resolution delay for non-dns name resolution
  62. @current_selector && # just in case...
  63. family == Socket::AF_INET && # resolution delay only applies to IPv4
  64. !connection.io && # connection already has addresses and initiated/ended handshake
  65. connection.options.ip_families.size > 1 && # no need to delay if not supporting dual stack IP
  66. addresses.first.to_s != connection.peer.host.to_s # connection URL host is already the IP (early resolve included perhaps?)
  67. 8 log { "resolver #{FAMILY_TYPES[RECORD_TYPES[family]]}: applying resolution delay..." }
  68. 8 @current_selector.after(0.05) do
  69. # double emission check
  70. 8 unless connection.addresses && addresses.intersect?(connection.addresses)
  71. 8 emit_resolved_connection(connection, addresses, early_resolve)
  72. end
  73. end
  74. else
  75. 6441 emit_resolved_connection(connection, addresses, early_resolve)
  76. end
  77. end
  78. 26 private
  79. 26 def emit_resolved_connection(connection, addresses, early_resolve)
  80. begin
  81. 6449 connection.addresses = addresses
  82. 6409 return if connection.state == :closed
  83. 6409 emit(:resolve, connection)
  84. 24 rescue StandardError => e
  85. 40 if early_resolve
  86. 34 connection.force_reset
  87. 34 throw(:resolve_error, e)
  88. else
  89. 6 emit(:error, connection, e)
  90. end
  91. end
  92. end
  93. 26 def early_resolve(connection, hostname: connection.peer.host)
  94. 4 addresses = @resolver_options[:cache] && (connection.addresses || HTTPX::Resolver.nolookup_resolve(hostname))
  95. 4 return false unless addresses
  96. 14 addresses = addresses.select { |addr| addr.family == @family }
  97. 2 return false if addresses.empty?
  98. emit_addresses(connection, @family, addresses, true)
  99. true
  100. end
  101. 26 def emit_resolve_error(connection, hostname = connection.peer.host, ex = nil)
  102. 177 emit_connection_error(connection, resolve_error(hostname, ex))
  103. end
  104. 26 def resolve_error(hostname, ex = nil)
  105. 177 return ex if ex.is_a?(ResolveError) || ex.is_a?(ResolveTimeoutError)
  106. 42 message = ex ? ex.message : "Can't resolve #{hostname}"
  107. 42 error = ResolveError.new(message)
  108. 42 error.set_backtrace(ex ? ex.backtrace : caller)
  109. 42 error
  110. end
  111. 26 def set_resolver_callbacks
  112. 6368 on(:resolve, &method(:resolve_connection))
  113. 6368 on(:error, &method(:emit_connection_error))
  114. 6368 on(:close, &method(:close_resolver))
  115. end
  116. 26 def resolve_connection(connection)
  117. 6409 @current_session.__send__(:on_resolver_connection, connection, @current_selector)
  118. end
  119. 26 def emit_connection_error(connection, error)
  120. 170 return connection.handle_connect_error(error) if connection.connecting?
  121. connection.emit(:error, error)
  122. end
  123. 26 def close_resolver(resolver)
  124. 328 @current_session.__send__(:on_resolver_close, resolver, @current_selector)
  125. end
  126. end
  127. end

lib/httpx/resolver/system.rb

78.42% lines covered

139 relevant lines. 109 lines covered and 30 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "resolv"
  3. 26 module HTTPX
  4. # Implementation of a synchronous name resolver which relies on the system resolver,
  5. # which is lib'c getaddrinfo function (abstracted in ruby via Addrinfo.getaddrinfo).
  6. #
  7. # Its main advantage is relying on the reference implementation for name resolution
  8. # across most/all OSs which deploy ruby (it's what TCPSocket also uses), its main
  9. # disadvantage is the inability to set timeouts / check socket for readiness events,
  10. # hence why it relies on using the Timeout module, which poses a lot of problems for
  11. # the selector loop, specially when network is unstable.
  12. #
  13. 26 class Resolver::System < Resolver::Resolver
  14. 26 using URIExtensions
  15. 26 RESOLV_ERRORS = [Resolv::ResolvError,
  16. Resolv::DNS::Requester::RequestError,
  17. Resolv::DNS::EncodeError,
  18. Resolv::DNS::DecodeError].freeze
  19. 26 DONE = 1
  20. 26 ERROR = 2
  21. 26 class << self
  22. 26 def multi?
  23. 25 false
  24. end
  25. end
  26. 26 attr_reader :state
  27. 26 def initialize(options)
  28. 25 super(0, options)
  29. 25 @resolver_options = @options.resolver_options
  30. 25 resolv_options = @resolver_options.dup
  31. 25 timeouts = resolv_options.delete(:timeouts) || Resolver::RESOLVE_TIMEOUT
  32. 25 @_timeouts = Array(timeouts)
  33. 50 @timeouts = Hash.new { |tims, host| tims[host] = @_timeouts.dup }
  34. 25 resolv_options.delete(:cache)
  35. 25 @queries = []
  36. 25 @ips = []
  37. 25 @pipe_mutex = Thread::Mutex.new
  38. 25 @state = :idle
  39. end
  40. 26 def resolvers
  41. return enum_for(__method__) unless block_given?
  42. yield self
  43. end
  44. 26 def multi
  45. self
  46. end
  47. 26 def empty?
  48. true
  49. end
  50. 26 def close
  51. transition(:closed)
  52. end
  53. 26 def closed?
  54. @state == :closed
  55. end
  56. 26 def to_io
  57. @pipe_read.to_io
  58. end
  59. 26 def call
  60. case @state
  61. when :open
  62. consume
  63. end
  64. nil
  65. end
  66. 26 def interests
  67. return if @queries.empty?
  68. return unless @queries.any? { |_, conn| conn.current_context? }
  69. :r
  70. end
  71. 26 def timeout
  72. return unless @queries.empty?
  73. _, connection = @queries.first
  74. return unless connection
  75. @timeouts[connection.peer.host].first
  76. end
  77. 26 def <<(connection)
  78. 25 @connections << connection
  79. 25 resolve
  80. end
  81. 26 def early_resolve(connection, **)
  82. 25 self << connection
  83. 12 true
  84. end
  85. 26 def handle_socket_timeout(interval)
  86. error = HTTPX::ResolveTimeoutError.new(interval, "timed out while waiting on select")
  87. error.set_backtrace(caller)
  88. @queries.each do |host, connection|
  89. @connections.delete(connection)
  90. emit_resolve_error(connection, host, error)
  91. end
  92. while (connection = @connections.shift)
  93. emit_resolve_error(connection, connection.peer.host, error)
  94. end
  95. end
  96. 26 private
  97. 26 def transition(nextstate)
  98. 25 case nextstate
  99. when :idle
  100. @timeouts.clear
  101. when :open
  102. 25 return unless @state == :idle
  103. 25 @pipe_read, @pipe_write = IO.pipe
  104. when :closed
  105. return unless @state == :open
  106. @pipe_write.close
  107. @pipe_read.close
  108. end
  109. 25 @state = nextstate
  110. end
  111. 26 def consume
  112. 25 return if @connections.empty?
  113. 25 if @pipe_read.wait_readable
  114. 25 event = @pipe_read.getbyte
  115. 25 case event
  116. when DONE
  117. 24 *pair, addrs = @pipe_mutex.synchronize { @ips.pop }
  118. 12 if pair
  119. 12 @queries.delete(pair)
  120. 12 family, connection = pair
  121. 12 @connections.delete(connection)
  122. 24 catch(:coalesced) { emit_addresses(connection, family, addrs) }
  123. end
  124. when ERROR
  125. 26 *pair, error = @pipe_mutex.synchronize { @ips.pop }
  126. 13 if pair && error
  127. 13 @queries.delete(pair)
  128. 13 @connections.delete(connection)
  129. 13 _, connection = pair
  130. 13 emit_resolve_error(connection, connection.peer.host, error)
  131. end
  132. end
  133. end
  134. 12 return emit(:close, self) if @connections.empty?
  135. resolve
  136. end
  137. 26 def resolve(connection = nil, hostname = nil)
  138. 25 @connections.shift until @connections.empty? || @connections.first.state != :closed
  139. 25 connection ||= @connections.first
  140. 25 raise Error, "no URI to resolve" unless connection
  141. 25 return unless @queries.empty?
  142. 25 hostname ||= connection.peer.host
  143. 25 scheme = connection.origin.scheme
  144. log do
  145. "resolver: resolve IDN #{connection.peer.non_ascii_hostname} as #{hostname}"
  146. 25 end if connection.peer.non_ascii_hostname
  147. 25 transition(:open)
  148. 25 connection.options.ip_families.each do |family|
  149. 25 @queries << [family, connection]
  150. end
  151. 25 async_resolve(connection, hostname, scheme)
  152. 25 consume
  153. end
  154. 26 def async_resolve(connection, hostname, scheme)
  155. 25 families = connection.options.ip_families
  156. 25 log { "resolver: query for #{hostname}" }
  157. 25 timeouts = @timeouts[connection.peer.host]
  158. 25 resolve_timeout = timeouts.first
  159. 25 Thread.start do
  160. 25 Thread.current.report_on_exception = false
  161. begin
  162. 25 addrs = if resolve_timeout
  163. 25 Timeout.timeout(resolve_timeout) do
  164. 25 __addrinfo_resolve(hostname, scheme)
  165. end
  166. else
  167. __addrinfo_resolve(hostname, scheme)
  168. end
  169. 12 addrs = addrs.sort_by(&:afamily).group_by(&:afamily)
  170. 12 families.each do |family|
  171. 12 addresses = addrs[family]
  172. 12 next unless addresses
  173. 12 addresses.map!(&:ip_address)
  174. 12 addresses.uniq!
  175. 12 @pipe_mutex.synchronize do
  176. 12 @ips.unshift([family, connection, addresses])
  177. 12 @pipe_write.putc(DONE) unless @pipe_write.closed?
  178. end
  179. end
  180. rescue StandardError => e
  181. 13 if e.is_a?(Timeout::Error)
  182. 1 timeouts.shift
  183. 1 retry unless timeouts.empty?
  184. 1 e = ResolveTimeoutError.new(resolve_timeout, e.message)
  185. 1 e.set_backtrace(e.backtrace)
  186. end
  187. 13 @pipe_mutex.synchronize do
  188. 13 families.each do |family|
  189. 13 @ips.unshift([family, connection, e])
  190. 13 @pipe_write.putc(ERROR) unless @pipe_write.closed?
  191. end
  192. end
  193. end
  194. end
  195. end
  196. 26 def __addrinfo_resolve(host, scheme)
  197. 25 Addrinfo.getaddrinfo(host, scheme, Socket::AF_UNSPEC, Socket::SOCK_STREAM)
  198. end
  199. 26 def emit_connection_error(_, error)
  200. 13 throw(:resolve_error, error)
  201. end
  202. 26 def close_resolver(resolver); end
  203. end
  204. end

lib/httpx/response.rb

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  1. # frozen_string_literal: true
  2. 26 require "objspace"
  3. 26 require "stringio"
  4. 26 require "tempfile"
  5. 26 require "fileutils"
  6. 26 require "forwardable"
  7. 26 module HTTPX
  8. # Defines a HTTP response is handled internally, with a few properties exposed as attributes.
  9. #
  10. # It delegates the following methods to the corresponding HTTPX::Request:
  11. #
  12. # * HTTPX::Request#uri
  13. # * HTTPX::Request#peer_address
  14. #
  15. # It implements (indirectly, via the +body+) the IO write protocol to internally buffer payloads.
  16. #
  17. # It implements the IO reader protocol in order for users to buffer/stream it, acts as an enumerable
  18. # (of payload chunks).
  19. #
  20. 26 class Response
  21. 26 extend Forwardable
  22. 26 include Callbacks
  23. # the HTTP response status code
  24. 26 attr_reader :status
  25. # an HTTPX::Headers object containing the response HTTP headers.
  26. 26 attr_reader :headers
  27. # a HTTPX::Response::Body object wrapping the response body. The following methods are delegated to it:
  28. #
  29. # * HTTPX::Response::Body#to_s
  30. # * HTTPX::Response::Body#to_str
  31. # * HTTPX::Response::Body#read
  32. # * HTTPX::Response::Body#copy_to
  33. # * HTTPX::Response::Body#close
  34. 26 attr_reader :body
  35. # The HTTP protocol version used to fetch the response.
  36. 26 attr_reader :version
  37. # returns the response body buffered in a string.
  38. 26 def_delegator :@body, :to_s
  39. 26 def_delegator :@body, :to_str
  40. # implements the IO reader +#read+ interface.
  41. 26 def_delegator :@body, :read
  42. # copies the response body to a different location.
  43. 26 def_delegator :@body, :copy_to
  44. # the corresponding request uri.
  45. 26 def_delegator :@request, :uri
  46. # the IP address of the peer server.
  47. 26 def_delegator :@request, :peer_address
  48. # inits the instance with the corresponding +request+ to this response, an the
  49. # response HTTP +status+, +version+ and HTTPX::Headers instance of +headers+.
  50. 26 def initialize(request, status, version, headers)
  51. 8379 @request = request
  52. 8379 @options = request.options
  53. 8379 @version = version
  54. 8379 @status = Integer(status)
  55. 8379 @headers = @options.headers_class.new(headers)
  56. 8379 @body = @options.response_body_class.new(self, @options)
  57. 8379 @finished = complete?
  58. 8379 @content_type = nil
  59. end
  60. # dupped initialization
  61. 26 def initialize_dup(orig)
  62. 56 super
  63. # if a response gets dupped, the body handle must also get dupped to prevent
  64. # two responses from using the same file handle to read.
  65. 56 @body = orig.body.dup
  66. end
  67. # closes the respective +@request+ and +@body+.
  68. 26 def close
  69. 410 @request.close
  70. 410 @body.close
  71. end
  72. # merges headers defined in +h+ into the response headers.
  73. 26 def merge_headers(h)
  74. 184 @headers = @headers.merge(h)
  75. end
  76. # writes +data+ chunk into the response body.
  77. 26 def <<(data)
  78. 11082 @body.write(data)
  79. end
  80. # returns the HTTPX::ContentType for the response, as per what's declared in the content-type header.
  81. #
  82. # response.content_type #=> #<HTTPX::ContentType:xxx @header_value="text/plain">
  83. # response.content_type.mime_type #=> "text/plain"
  84. 26 def content_type
  85. 8703 @content_type ||= ContentType.new(@headers["content-type"])
  86. end
  87. # returns whether the response has been fully fetched.
  88. 26 def finished?
  89. 13093 @finished
  90. end
  91. # marks the response as finished, freezes the headers.
  92. 26 def finish!
  93. 7430 @finished = true
  94. 7430 @headers.freeze
  95. end
  96. # returns whether the response contains body payload.
  97. 26 def bodyless?
  98. 8379 @request.verb == "HEAD" ||
  99. @status < 200 || # informational response
  100. @status == 204 ||
  101. @status == 205 ||
  102. @status == 304 || begin
  103. 7982 content_length = @headers["content-length"]
  104. 7982 return false if content_length.nil?
  105. 6761 content_length == "0"
  106. end
  107. end
  108. 26 def complete?
  109. 8379 bodyless? || (@request.verb == "CONNECT" && @status == 200)
  110. end
  111. skipped # :nocov:
  112. skipped def inspect
  113. skipped "#<#{self.class}:#{object_id} " \
  114. skipped "HTTP/#{version} " \
  115. skipped "@status=#{@status} " \
  116. skipped "@headers=#{@headers} " \
  117. skipped "@body=#{@body.bytesize}>"
  118. skipped end
  119. skipped # :nocov:
  120. # returns an instance of HTTPX::HTTPError if the response has a 4xx or 5xx
  121. # status code, or nothing.
  122. #
  123. # ok_response.error #=> nil
  124. # not_found_response.error #=> HTTPX::HTTPError instance, status 404
  125. 26 def error
  126. 545 return if @status < 400
  127. 48 HTTPError.new(self)
  128. end
  129. # it raises the exception returned by +error+, or itself otherwise.
  130. #
  131. # ok_response.raise_for_status #=> ok_response
  132. # not_found_response.raise_for_status #=> raises HTTPX::HTTPError exception
  133. 26 def raise_for_status
  134. 510 return self unless (err = error)
  135. 34 raise err
  136. end
  137. # decodes the response payload into a ruby object **if** the payload is valid json.
  138. #
  139. # response.json #≈> { "foo" => "bar" } for "{\"foo\":\"bar\"}" payload
  140. # response.json(symbolize_names: true) #≈> { foo: "bar" } for "{\"foo\":\"bar\"}" payload
  141. 26 def json(*args)
  142. 114 decode(Transcoder::JSON, *args)
  143. end
  144. # decodes the response payload into a ruby object **if** the payload is valid
  145. # "application/x-www-urlencoded" or "multipart/form-data".
  146. 26 def form
  147. 56 decode(Transcoder::Form)
  148. end
  149. 26 def xml
  150. # TODO: remove at next major version.
  151. 7 warn "DEPRECATION WARNING: calling `.#{__method__}` on plain HTTPX responses is deprecated. " \
  152. "Use HTTPX.plugin(:xml) sessions and call `.#{__method__}` in its responses instead."
  153. 7 require "httpx/plugins/xml"
  154. 7 decode(Plugins::XML::Transcoder)
  155. end
  156. 26 private
  157. # decodes the response payload using the given +transcoder+, which implements the decoding logic.
  158. #
  159. # +transcoder+ must implement the internal transcoder API, i.e. respond to <tt>decode(HTTPX::Response response)</tt>,
  160. # which returns a decoder which responds to <tt>call(HTTPX::Response response, **kwargs)</tt>
  161. 26 def decode(transcoder, *args)
  162. # TODO: check if content-type is a valid format, i.e. "application/json" for json parsing
  163. 191 decoder = transcoder.decode(self)
  164. 170 raise Error, "no decoder available for \"#{transcoder}\"" unless decoder
  165. 170 @body.rewind
  166. 170 decoder.call(self, *args)
  167. end
  168. end
  169. # Helper class which decodes the HTTP "content-type" header.
  170. 26 class ContentType
  171. 26 MIME_TYPE_RE = %r{^([^/]+/[^;]+)(?:$|;)}.freeze
  172. 26 CHARSET_RE = /;\s*charset=([^;]+)/i.freeze
  173. 26 def initialize(header_value)
  174. 8669 @header_value = header_value
  175. end
  176. # returns the mime type declared in the header.
  177. #
  178. # ContentType.new("application/json; charset=utf-8").mime_type #=> "application/json"
  179. 26 def mime_type
  180. 191 return @mime_type if defined?(@mime_type)
  181. 157 m = @header_value.to_s[MIME_TYPE_RE, 1]
  182. 157 m && @mime_type = m.strip.downcase
  183. end
  184. # returns the charset declared in the header.
  185. #
  186. # ContentType.new("application/json; charset=utf-8").charset #=> "utf-8"
  187. # ContentType.new("text/plain").charset #=> nil
  188. 26 def charset
  189. 8512 return @charset if defined?(@charset)
  190. 8512 m = @header_value.to_s[CHARSET_RE, 1]
  191. 8512 m && @charset = m.strip.delete('"')
  192. end
  193. end
  194. # Wraps an error which has happened while processing an HTTP Request. It has partial
  195. # public API parity with HTTPX::Response, so users should rely on it to infer whether
  196. # the returned response is one or the other.
  197. #
  198. # response = HTTPX.get("https://some-domain/path") #=> response is HTTPX::Response or HTTPX::ErrorResponse
  199. # response.raise_for_status #=> raises if it wraps an error
  200. 26 class ErrorResponse
  201. 26 include Loggable
  202. 26 extend Forwardable
  203. # the corresponding HTTPX::Request instance.
  204. 26 attr_reader :request
  205. # the HTTPX::Response instance, when there is one (i.e. error happens fetching the response).
  206. 26 attr_reader :response
  207. # the wrapped exception.
  208. 26 attr_reader :error
  209. # the request uri
  210. 26 def_delegator :@request, :uri
  211. # the IP address of the peer server.
  212. 26 def_delegator :@request, :peer_address
  213. 26 def initialize(request, error)
  214. 1087 @request = request
  215. 1087 @response = request.response if request.response.is_a?(Response)
  216. 1087 @error = error
  217. 1087 @options = request.options
  218. 1087 log_exception(@error)
  219. end
  220. # returns the exception full message.
  221. 26 def to_s
  222. 7 @error.full_message(highlight: false)
  223. end
  224. # closes the error resources.
  225. 26 def close
  226. 35 @response.close if @response
  227. end
  228. # always true for error responses.
  229. 26 def finished?
  230. 970 true
  231. end
  232. 26 def finish!; end
  233. # raises the wrapped exception.
  234. 26 def raise_for_status
  235. 74 raise @error
  236. end
  237. # buffers lost chunks to error response
  238. 26 def <<(data)
  239. 7 return unless @response
  240. 7 @response << data
  241. end
  242. end
  243. end
  244. 26 require_relative "response/body"
  245. 26 require_relative "response/buffer"
  246. 26 require_relative "pmatch_extensions" if RUBY_VERSION >= "2.7.0"

lib/httpx/response/body.rb

100.0% lines covered

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. # Implementation of the HTTP Response body as a buffer which implements the IO writer protocol
  4. # (for buffering the response payload), the IO reader protocol (for consuming the response payload),
  5. # and can be iterated over (via #each, which yields the payload in chunks).
  6. 26 class Response::Body
  7. # the payload encoding (i.e. "utf-8", "ASCII-8BIT")
  8. 26 attr_reader :encoding
  9. # Array of encodings contained in the response "content-encoding" header.
  10. 26 attr_reader :encodings
  11. 26 attr_reader :buffer
  12. 26 protected :buffer
  13. # initialized with the corresponding HTTPX::Response +response+ and HTTPX::Options +options+.
  14. 26 def initialize(response, options)
  15. 8512 @response = response
  16. 8512 @headers = response.headers
  17. 8512 @options = options
  18. 8512 @window_size = options.window_size
  19. 8512 @encodings = []
  20. 8512 @length = 0
  21. 8512 @buffer = nil
  22. 8512 @reader = nil
  23. 8512 @state = :idle
  24. # initialize response encoding
  25. 8512 @encoding = if (enc = response.content_type.charset)
  26. 184 begin
  27. 1447 Encoding.find(enc)
  28. rescue ArgumentError
  29. 28 Encoding::BINARY
  30. end
  31. else
  32. 7065 Encoding::BINARY
  33. end
  34. 8512 initialize_inflaters
  35. end
  36. 26 def initialize_dup(other)
  37. 84 super
  38. 84 @buffer = other.instance_variable_get(:@buffer).dup
  39. end
  40. 26 def closed?
  41. 47 @state == :closed
  42. end
  43. # write the response payload +chunk+ into the buffer. Inflates the chunk when required
  44. # and supported.
  45. 26 def write(chunk)
  46. 11081 return if @state == :closed
  47. 11081 return 0 if chunk.empty?
  48. 10712 chunk = decode_chunk(chunk)
  49. 10712 size = chunk.bytesize
  50. 10712 @length += size
  51. 10712 transition(:open)
  52. 10712 @buffer.write(chunk)
  53. 10712 @response.emit(:chunk_received, chunk)
  54. 10698 size
  55. end
  56. # reads a chunk from the payload (implementation of the IO reader protocol).
  57. 26 def read(*args)
  58. 369 return unless @buffer
  59. 369 unless @reader
  60. 164 rewind
  61. 164 @reader = @buffer
  62. end
  63. 369 @reader.read(*args)
  64. end
  65. # size of the decoded response payload. May differ from "content-length" header if
  66. # response was encoded over-the-wire.
  67. 26 def bytesize
  68. 197 @length
  69. end
  70. # yields the payload in chunks.
  71. 26 def each
  72. 42 return enum_for(__method__) unless block_given?
  73. 3 begin
  74. 28 if @buffer
  75. 28 rewind
  76. 76 while (chunk = @buffer.read(@window_size))
  77. 28 yield(chunk.force_encoding(@encoding))
  78. end
  79. end
  80. ensure
  81. 28 close
  82. end
  83. end
  84. # returns the declared filename in the "contennt-disposition" header, when present.
  85. 26 def filename
  86. 42 return unless @headers.key?("content-disposition")
  87. 35 Utils.get_filename(@headers["content-disposition"])
  88. end
  89. # returns the full response payload as a string.
  90. 26 def to_s
  91. 4108 return "".b unless @buffer
  92. 3783 @buffer.to_s
  93. end
  94. 26 alias_method :to_str, :to_s
  95. # whether the payload is empty.
  96. 26 def empty?
  97. 28 @length.zero?
  98. end
  99. # copies the payload to +dest+.
  100. #
  101. # body.copy_to("path/to/file")
  102. # body.copy_to(Pathname.new("path/to/file"))
  103. # body.copy_to(File.new("path/to/file"))
  104. 26 def copy_to(dest)
  105. 42 return unless @buffer
  106. 42 rewind
  107. 42 if dest.respond_to?(:path) && @buffer.respond_to?(:path)
  108. 7 FileUtils.mv(@buffer.path, dest.path)
  109. else
  110. 35 IO.copy_stream(@buffer, dest)
  111. end
  112. end
  113. # closes/cleans the buffer, resets everything
  114. 26 def close
  115. 638 if @buffer
  116. 483 @buffer.close
  117. 483 @buffer = nil
  118. end
  119. 638 @length = 0
  120. 638 transition(:closed)
  121. end
  122. 26 def ==(other)
  123. 257 super || case other
  124. when Response::Body
  125. 133 @buffer == other.buffer
  126. else
  127. 75 @buffer = other
  128. end
  129. end
  130. skipped # :nocov:
  131. skipped def inspect
  132. skipped "#<#{self.class}:#{object_id} " \
  133. skipped "@state=#{@state} " \
  134. skipped "@length=#{@length}>"
  135. skipped end
  136. skipped # :nocov:
  137. # rewinds the response payload buffer.
  138. 26 def rewind
  139. 789 return unless @buffer
  140. # in case there's some reading going on
  141. 789 @reader = nil
  142. 789 @buffer.rewind
  143. end
  144. 26 private
  145. # prepares inflaters for the advertised encodings in "content-encoding" header.
  146. 26 def initialize_inflaters
  147. 8512 @inflaters = nil
  148. 8512 return unless @headers.key?("content-encoding")
  149. 151 return unless @options.decompress_response_body
  150. 137 @inflaters = @headers.get("content-encoding").filter_map do |encoding|
  151. 137 next if encoding == "identity"
  152. 137 inflater = self.class.initialize_inflater_by_encoding(encoding, @response)
  153. # do not uncompress if there is no decoder available. In fact, we can't reliably
  154. # continue decompressing beyond that, so ignore.
  155. 137 break unless inflater
  156. 137 @encodings << encoding
  157. 137 inflater
  158. end
  159. end
  160. # passes the +chunk+ through all inflaters to decode it.
  161. 26 def decode_chunk(chunk)
  162. @inflaters.reverse_each do |inflater|
  163. 487 chunk = inflater.call(chunk)
  164. 10967 end if @inflaters
  165. 10968 chunk
  166. end
  167. # tries transitioning the body STM to the +nextstate+.
  168. 26 def transition(nextstate)
  169. 11350 case nextstate
  170. when :open
  171. 10712 return unless @state == :idle
  172. 6714 @buffer = Response::Buffer.new(
  173. threshold_size: @options.body_threshold_size,
  174. bytesize: @length,
  175. encoding: @encoding
  176. )
  177. when :closed
  178. 638 return if @state == :closed
  179. end
  180. 7352 @state = nextstate
  181. end
  182. 26 class << self
  183. 26 def initialize_inflater_by_encoding(encoding, response, **kwargs) # :nodoc:
  184. 137 case encoding
  185. when "gzip"
  186. 123 Transcoder::GZIP.decode(response, **kwargs)
  187. when "deflate"
  188. 14 Transcoder::Deflate.decode(response, **kwargs)
  189. end
  190. end
  191. end
  192. end
  193. end

lib/httpx/response/buffer.rb

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63 relevant lines. 58 lines covered and 5 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "delegate"
  3. 26 require "stringio"
  4. 26 require "tempfile"
  5. 26 module HTTPX
  6. # wraps and delegates to an internal buffer, which can be a StringIO or a Tempfile.
  7. 26 class Response::Buffer < SimpleDelegator
  8. 26 attr_reader :buffer
  9. 26 protected :buffer
  10. # initializes buffer with the +threshold_size+ over which the payload gets buffer to a tempfile,
  11. # the initial +bytesize+, and the +encoding+.
  12. 26 def initialize(threshold_size:, bytesize: 0, encoding: Encoding::BINARY)
  13. 6890 @threshold_size = threshold_size
  14. 6890 @bytesize = bytesize
  15. 6890 @encoding = encoding
  16. 6890 @buffer = StringIO.new("".b)
  17. 6890 super(@buffer)
  18. end
  19. 26 def initialize_dup(other)
  20. 84 super
  21. # create new descriptor in READ-ONLY mode
  22. @buffer =
  23. 83 case other.buffer
  24. when StringIO
  25. 84 StringIO.new(other.buffer.string, mode: File::RDONLY)
  26. else
  27. other.buffer.class.new(other.buffer.path, encoding: Encoding::BINARY, mode: File::RDONLY)
  28. end
  29. end
  30. # size in bytes of the buffered content.
  31. 26 def size
  32. 300 @bytesize
  33. end
  34. # writes the +chunk+ into the buffer.
  35. 26 def write(chunk)
  36. 11051 @bytesize += chunk.bytesize
  37. 11051 try_upgrade_buffer
  38. 11051 @buffer.write(chunk)
  39. end
  40. # returns the buffered content as a string.
  41. 26 def to_s
  42. 3860 case @buffer
  43. when StringIO
  44. 491 begin
  45. 3797 @buffer.string.force_encoding(@encoding)
  46. rescue ArgumentError
  47. @buffer.string
  48. end
  49. when Tempfile
  50. 63 rewind
  51. 63 content = @buffer.read
  52. 8 begin
  53. 63 content.force_encoding(@encoding)
  54. rescue ArgumentError # ex: unknown encoding name - utf
  55. content
  56. end
  57. end
  58. end
  59. # closes the buffer.
  60. 26 def close
  61. 581 @buffer.close
  62. 581 @buffer.unlink if @buffer.respond_to?(:unlink)
  63. end
  64. 26 def ==(other)
  65. 133 super || begin
  66. 133 return false unless other.is_a?(Response::Buffer)
  67. 133 if @buffer.nil?
  68. other.buffer.nil?
  69. 132 elsif @buffer.respond_to?(:read) &&
  70. other.respond_to?(:read)
  71. 133 buffer_pos = @buffer.pos
  72. 133 other_pos = other.buffer.pos
  73. 133 @buffer.rewind
  74. 133 other.buffer.rewind
  75. 18 begin
  76. 133 FileUtils.compare_stream(@buffer, other.buffer)
  77. ensure
  78. 133 @buffer.pos = buffer_pos
  79. 133 other.buffer.pos = other_pos
  80. end
  81. else
  82. to_s == other.to_s
  83. end
  84. end
  85. end
  86. 26 private
  87. # initializes the buffer into a StringIO, or turns it into a Tempfile when the threshold
  88. # has been reached.
  89. 26 def try_upgrade_buffer
  90. 11051 return unless @bytesize > @threshold_size
  91. 452 return if @buffer.is_a?(Tempfile)
  92. 131 aux = @buffer
  93. 131 @buffer = Tempfile.new("httpx", encoding: Encoding::BINARY, mode: File::RDWR)
  94. 131 if aux
  95. 131 aux.rewind
  96. 131 IO.copy_stream(aux, @buffer)
  97. 131 aux.close
  98. end
  99. 131 __setobj__(@buffer)
  100. end
  101. end
  102. end

lib/httpx/selector.rb

95.45% lines covered

132 relevant lines. 126 lines covered and 6 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 require "io/wait"
  3. 26 module HTTPX
  4. 26 class Selector
  5. 26 extend Forwardable
  6. 26 READABLE = %i[rw r].freeze
  7. 26 WRITABLE = %i[rw w].freeze
  8. 26 private_constant :READABLE
  9. 26 private_constant :WRITABLE
  10. 26 def_delegator :@timers, :after
  11. 26 def_delegator :@selectables, :empty?
  12. 26 def initialize
  13. 6862 @timers = Timers.new
  14. 6862 @selectables = []
  15. 6862 @is_timer_interval = false
  16. end
  17. 26 def each(&blk)
  18. @selectables.each(&blk)
  19. end
  20. 26 def next_tick
  21. 10450125 catch(:jump_tick) do
  22. 10450125 timeout = next_timeout
  23. 10450125 if timeout && timeout.negative?
  24. @timers.fire
  25. throw(:jump_tick)
  26. end
  27. 636950 begin
  28. 10450125 select(timeout) do |c|
  29. 24084 c.log(level: 2) { "[#{c.state}] selected#{" after #{timeout} secs" unless timeout.nil?}..." }
  30. 23959 c.call
  31. end
  32. 10449985 @timers.fire
  33. rescue TimeoutError => e
  34. @timers.fire(e)
  35. end
  36. end
  37. rescue StandardError => e
  38. 21 each_connection do |c|
  39. c.emit(:error, e)
  40. end
  41. rescue Exception # rubocop:disable Lint/RescueException
  42. 105 each_connection do |conn|
  43. 84 conn.force_reset
  44. 84 conn.disconnect
  45. end
  46. 105 raise
  47. end
  48. 26 def terminate
  49. # array may change during iteration
  50. 6396 selectables = @selectables.reject(&:inflight?)
  51. 6396 selectables.delete_if do |sel|
  52. 2519 sel.terminate
  53. 2512 sel.state == :closed
  54. end
  55. 6389 until selectables.empty?
  56. 7 next_tick
  57. 7 selectables &= @selectables
  58. end
  59. end
  60. 26 def find_resolver(options)
  61. 6374 res = @selectables.find do |c|
  62. 57 c.is_a?(Resolver::Resolver) && options == c.options
  63. end
  64. 6374 res.multi if res
  65. end
  66. 26 def each_connection(&block)
  67. 30482 return enum_for(__method__) unless block
  68. 15549 @selectables.each do |c|
  69. 2261 case c
  70. when Resolver::Resolver
  71. 227 c.each_connection(&block)
  72. when Connection
  73. 2020 yield c
  74. end
  75. end
  76. end
  77. 26 def find_connection(request_uri, options)
  78. 8336 each_connection.find do |connection|
  79. 1206 connection.match?(request_uri, options)
  80. end
  81. end
  82. 26 def find_mergeable_connection(connection)
  83. 6597 each_connection.find do |ch|
  84. 405 ch != connection && ch.mergeable?(connection)
  85. end
  86. end
  87. # deregisters +io+ from selectables.
  88. 26 def deregister(io)
  89. 7384 @selectables.delete(io)
  90. end
  91. # register +io+.
  92. 26 def register(io)
  93. 7946 return if @selectables.include?(io)
  94. 7505 @selectables << io
  95. end
  96. 26 private
  97. 26 def select(interval, &block)
  98. 10450125 has_no_selectables = @selectables.empty?
  99. # do not cause an infinite loop here.
  100. #
  101. # this may happen if timeout calculation actually triggered an error which causes
  102. # the connections to be reaped (such as the total timeout error) before #select
  103. # gets called.
  104. 10450125 return if interval.nil? && has_no_selectables
  105. # @type var r: (selectable | Array[selectable])?
  106. # @type var w: (selectable | Array[selectable])?
  107. 10450118 r, w = nil
  108. 10450118 @selectables.delete_if do |io|
  109. 10458221 interests = io.interests
  110. 10458220 is_closed = io.state == :closed
  111. 10458220 next(is_closed) if is_closed
  112. 10458269 io.log(level: 2) { "[#{io.state}] registering for select (#{interests})#{" for #{interval} seconds" unless interval.nil?}" }
  113. 10458144 if READABLE.include?(interests)
  114. 15961 r = r.nil? ? io : (Array(r) << io)
  115. end
  116. 10458144 if WRITABLE.include?(interests)
  117. 9201 w = w.nil? ? io : (Array(w) << io)
  118. end
  119. 10458144 is_closed
  120. end
  121. 10450117 case r
  122. when Array
  123. 226 w = Array(w) unless w.nil?
  124. 226 select_many(r, w, interval, &block)
  125. when nil
  126. 10434382 case w
  127. when Array
  128. 24 select_many(r, w, interval, &block)
  129. when nil
  130. 10425702 return unless interval && has_no_selectables
  131. # no selectables
  132. # TODO: replace with sleep?
  133. 109 select_many(r, w, interval, &block)
  134. else
  135. 8656 select_one(w, :w, interval, &block)
  136. end
  137. else
  138. 15509 case w
  139. when Array
  140. 8 select_many(Array(r), w, interval, &block)
  141. when nil
  142. 15035 select_one(r, :r, interval, &block)
  143. else
  144. 466 if r == w
  145. 413 select_one(r, :rw, interval, &block)
  146. else
  147. 53 select_many(Array(r), Array(w), interval, &block)
  148. end
  149. end
  150. end
  151. end
  152. 26 def select_many(r, w, interval, &block)
  153. 420 readers, writers = ::IO.select(r, w, nil, interval)
  154. 420 if readers.nil? && writers.nil? && interval
  155. 115 [*r, *w].each { |io| io.handle_socket_timeout(interval) }
  156. 111 return
  157. end
  158. 309 if writers
  159. readers.each do |io|
  160. 244 yield io
  161. # so that we don't yield 2 times
  162. 244 writers.delete(io)
  163. 308 end if readers
  164. 309 writers.each(&block)
  165. else
  166. readers.each(&block) if readers
  167. end
  168. end
  169. 26 def select_one(io, interests, interval)
  170. 2305 result =
  171. 21799 case interests
  172. 15035 when :r then io.to_io.wait_readable(interval)
  173. 8656 when :w then io.to_io.wait_writable(interval)
  174. 413 when :rw then rw_wait(io, interval)
  175. end
  176. 24104 unless result || interval.nil?
  177. 489 io.handle_socket_timeout(interval) unless @is_timer_interval
  178. 489 return
  179. end
  180. 23615 yield io
  181. end
  182. 26 def next_timeout
  183. 10450125 @is_timer_interval = false
  184. 10450125 timer_interval = @timers.wait_interval
  185. 10450125 connection_interval = @selectables.filter_map(&:timeout).min
  186. 10450125 return connection_interval unless timer_interval
  187. 10424070 if connection_interval.nil? || timer_interval <= connection_interval
  188. 10424024 @is_timer_interval = true
  189. 10424024 return timer_interval
  190. end
  191. 46 connection_interval
  192. end
  193. 26 if RUBY_ENGINE == "jruby"
  194. 1 def rw_wait(io, interval)
  195. 47 io.to_io.wait(interval, :read_write)
  196. end
  197. 25 elsif IO.const_defined?(:READABLE)
  198. 23 def rw_wait(io, interval)
  199. 319 io.to_io.wait(IO::READABLE | IO::WRITABLE, interval)
  200. end
  201. else
  202. 2 def rw_wait(io, interval)
  203. 47 if interval
  204. 45 io.to_io.wait(interval, :read_write)
  205. else
  206. 2 io.to_io.wait(:read_write)
  207. end
  208. end
  209. end
  210. end
  211. end

lib/httpx/session.rb

94.22% lines covered

294 relevant lines. 277 lines covered and 17 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. # Class implementing the APIs being used publicly.
  4. #
  5. # HTTPX.get(..) #=> delegating to an internal HTTPX::Session object.
  6. # HTTPX.plugin(..).get(..) #=> creating an intermediate HTTPX::Session with plugin, then sending the GET request
  7. 26 class Session
  8. 26 include Loggable
  9. 26 include Chainable
  10. # initializes the session with a set of +options+, which will be shared by all
  11. # requests sent from it.
  12. #
  13. # When pass a block, it'll yield itself to it, then closes after the block is evaluated.
  14. 26 def initialize(options = EMPTY_HASH, &blk)
  15. 10055 @options = self.class.default_options.merge(options)
  16. 10055 @persistent = @options.persistent
  17. 10055 @pool = @options.pool_class.new(@options.pool_options)
  18. 10055 @wrapped = false
  19. 10055 @closing = false
  20. 10055 INSTANCES[self] = self if @persistent && @options.close_on_fork && INSTANCES
  21. 10055 wrap(&blk) if blk
  22. end
  23. # Yields itself the block, then closes it after the block is evaluated.
  24. #
  25. # session.wrap do |http|
  26. # http.get("https://wikipedia.com")
  27. # end # wikipedia connection closes here
  28. 26 def wrap
  29. 516 prev_wrapped = @wrapped
  30. 516 @wrapped = true
  31. 516 was_initialized = false
  32. 516 current_selector = get_current_selector do
  33. 516 selector = Selector.new
  34. 516 set_current_selector(selector)
  35. 516 was_initialized = true
  36. 516 selector
  37. end
  38. 57 begin
  39. 516 yield self
  40. ensure
  41. 516 unless prev_wrapped
  42. 516 if @persistent
  43. 1 deactivate(current_selector)
  44. else
  45. 515 close(current_selector)
  46. end
  47. end
  48. 516 @wrapped = prev_wrapped
  49. 516 set_current_selector(nil) if was_initialized
  50. end
  51. end
  52. # closes all the active connections from the session.
  53. #
  54. # when called directly without specifying +selector+, all available connections
  55. # will be picked up from the connection pool and closed. Connections in use
  56. # by other sessions, or same session in a different thread, will not be reaped.
  57. 26 def close(selector = Selector.new)
  58. # throw resolvers away from the pool
  59. 6396 @pool.reset_resolvers
  60. # preparing to throw away connections
  61. 15375 while (connection = @pool.pop_connection)
  62. 3908 next if connection.state == :closed
  63. 193 select_connection(connection, selector)
  64. end
  65. 812 begin
  66. 6396 @closing = true
  67. 6396 selector.terminate
  68. ensure
  69. 6396 @closing = false
  70. end
  71. end
  72. # performs one, or multple requests; it accepts:
  73. #
  74. # 1. one or multiple HTTPX::Request objects;
  75. # 2. an HTTP verb, then a sequence of URIs or URI/options tuples;
  76. # 3. one or multiple HTTP verb / uri / (optional) options tuples;
  77. #
  78. # when present, the set of +options+ kwargs is applied to all of the
  79. # sent requests.
  80. #
  81. # respectively returns a single HTTPX::Response response, or all of them in an Array, in the same order.
  82. #
  83. # resp1 = session.request(req1)
  84. # resp1, resp2 = session.request(req1, req2)
  85. # resp1 = session.request("GET", "https://server.org/a")
  86. # resp1, resp2 = session.request("GET", ["https://server.org/a", "https://server.org/b"])
  87. # resp1, resp2 = session.request(["GET", "https://server.org/a"], ["GET", "https://server.org/b"])
  88. # resp1 = session.request("POST", "https://server.org/a", form: { "foo" => "bar" })
  89. # resp1, resp2 = session.request(["POST", "https://server.org/a", form: { "foo" => "bar" }], ["GET", "https://server.org/b"])
  90. # resp1, resp2 = session.request("GET", ["https://server.org/a", "https://server.org/b"], headers: { "x-api-token" => "TOKEN" })
  91. #
  92. 26 def request(*args, **params)
  93. 6703 raise ArgumentError, "must perform at least one request" if args.empty?
  94. 6703 requests = args.first.is_a?(Request) ? args : build_requests(*args, params)
  95. 6666 responses = send_requests(*requests)
  96. 6534 return responses.first if responses.size == 1
  97. 177 responses
  98. end
  99. # returns a HTTP::Request instance built from the HTTP +verb+, the request +uri+, and
  100. # the optional set of request-specific +options+. This request **must** be sent through
  101. # the same session it was built from.
  102. #
  103. # req = session.build_request("GET", "https://server.com")
  104. # resp = session.request(req)
  105. 26 def build_request(verb, uri, params = EMPTY_HASH, options = @options)
  106. 8263 rklass = options.request_class
  107. 8263 request = rklass.new(verb, uri, options, params)
  108. 8226 request.persistent = @persistent
  109. 8226 set_request_callbacks(request)
  110. 8226 request
  111. end
  112. 26 def select_connection(connection, selector)
  113. 7918 pin_connection(connection, selector)
  114. 7918 selector.register(connection)
  115. end
  116. 26 def pin_connection(connection, selector)
  117. 7943 connection.current_session = self
  118. 7943 connection.current_selector = selector
  119. end
  120. 26 alias_method :select_resolver, :select_connection
  121. 26 def deselect_connection(connection, selector, cloned = false)
  122. 7042 connection.log(level: 2) do
  123. 54 "deregistering connection##{connection.object_id}(#{connection.state}) from selector##{selector.object_id}"
  124. end
  125. 7042 selector.deregister(connection)
  126. # when connections coalesce
  127. 7042 return if connection.state == :idle
  128. 7018 return if cloned
  129. 7006 return if @closing && connection.state == :closed
  130. 7053 connection.log(level: 2) { "check-in connection##{connection.object_id}(#{connection.state}) in pool##{@pool.object_id}" }
  131. 6999 @pool.checkin_connection(connection)
  132. end
  133. 26 def deselect_resolver(resolver, selector)
  134. 328 resolver.log(level: 2) do
  135. "deregistering resolver##{resolver.object_id}(#{resolver.state}) from selector##{selector.object_id}"
  136. end
  137. 328 selector.deregister(resolver)
  138. 328 return if @closing && resolver.closed?
  139. 328 resolver.log(level: 2) { "check-in resolver##{resolver.object_id}(#{resolver.state}) in pool##{@pool.object_id}" }
  140. 328 @pool.checkin_resolver(resolver)
  141. end
  142. 26 def try_clone_connection(connection, selector, family)
  143. 432 connection.family ||= family
  144. 432 return connection if connection.family == family
  145. 8 new_connection = connection.class.new(connection.origin, connection.options)
  146. 8 new_connection.family = family
  147. 8 connection.sibling = new_connection
  148. 8 do_init_connection(new_connection, selector)
  149. 8 new_connection
  150. end
  151. # returns the HTTPX::Connection through which the +request+ should be sent through.
  152. 26 def find_connection(request_uri, selector, options)
  153. 8336 if (connection = selector.find_connection(request_uri, options))
  154. 1128 connection.idling if connection.state == :closed
  155. 1128 connection.log(level: 2) { "found connection##{connection.object_id}(#{connection.state}) in selector##{selector.object_id}" }
  156. 1128 return connection
  157. end
  158. 7208 connection = @pool.checkout_connection(request_uri, options)
  159. 7234 connection.log(level: 2) { "found connection##{connection.object_id}(#{connection.state}) in pool##{@pool.object_id}" }
  160. 7180 case connection.state
  161. when :idle
  162. 6538 do_init_connection(connection, selector)
  163. when :open
  164. 59 if options.io
  165. 59 select_connection(connection, selector)
  166. else
  167. pin_connection(connection, selector)
  168. end
  169. when :closing, :closed
  170. 558 connection.idling
  171. 558 select_connection(connection, selector)
  172. else
  173. 25 pin_connection(connection, selector)
  174. end
  175. 7121 connection
  176. end
  177. 26 private
  178. 26 def deactivate(selector)
  179. 490 selector.each_connection do |connection|
  180. 395 connection.deactivate
  181. 395 deselect_connection(connection, selector) if connection.state == :inactive
  182. end
  183. end
  184. # callback executed when an HTTP/2 promise frame has been received.
  185. 26 def on_promise(_, stream)
  186. 7 log(level: 2) { "#{stream.id}: refusing stream!" }
  187. 7 stream.refuse
  188. end
  189. # returns the corresponding HTTP::Response to the given +request+ if it has been received.
  190. 26 def fetch_response(request, _selector, _options)
  191. 10457541 response = request.response
  192. 10457541 return unless response && response.finished?
  193. 8184 log(level: 2) { "response fetched" }
  194. 8184 response
  195. end
  196. # sends the +request+ to the corresponding HTTPX::Connection
  197. 26 def send_request(request, selector, options = request.options)
  198. 8263 request.set_context!
  199. 951 error = begin
  200. 8263 catch(:resolve_error) do
  201. 8263 connection = find_connection(request.uri, selector, options)
  202. 8155 connection.send(request)
  203. end
  204. rescue StandardError => e
  205. 35 e
  206. end
  207. 8257 return unless error && error.is_a?(Exception)
  208. 108 raise error unless error.is_a?(Error)
  209. 108 response = ErrorResponse.new(request, error)
  210. 108 request.response = response
  211. 108 request.emit(:response, response)
  212. end
  213. # returns a set of HTTPX::Request objects built from the given +args+ and +options+.
  214. 26 def build_requests(*args, params)
  215. 6157 requests = if args.size == 1
  216. 69 reqs = args.first
  217. 69 reqs.map do |verb, uri, ps = EMPTY_HASH|
  218. 138 request_params = params
  219. 138 request_params = request_params.merge(ps) unless ps.empty?
  220. 138 build_request(verb, uri, request_params)
  221. end
  222. else
  223. 6088 verb, uris = args
  224. 6088 if uris.respond_to?(:each)
  225. 5878 uris.enum_for(:each).map do |uri, ps = EMPTY_HASH|
  226. 6618 request_params = params
  227. 6618 request_params = request_params.merge(ps) unless ps.empty?
  228. 6618 build_request(verb, uri, request_params)
  229. end
  230. else
  231. 210 [build_request(verb, uris, params)]
  232. end
  233. end
  234. 6120 raise ArgumentError, "wrong number of URIs (given 0, expect 1..+1)" if requests.empty?
  235. 6120 requests
  236. end
  237. 26 def set_request_callbacks(request)
  238. 8114 request.on(:promise, &method(:on_promise))
  239. end
  240. 26 def do_init_connection(connection, selector)
  241. 6546 resolve_connection(connection, selector) unless connection.family
  242. end
  243. # sends an array of HTTPX::Request +requests+, returns the respective array of HTTPX::Response objects.
  244. 26 def send_requests(*requests)
  245. 12838 selector = get_current_selector { Selector.new }
  246. 833 begin
  247. 6752 _send_requests(requests, selector)
  248. 6746 receive_requests(requests, selector)
  249. ensure
  250. 6738 unless @wrapped
  251. 6110 if @persistent
  252. 489 deactivate(selector)
  253. else
  254. 5621 close(selector)
  255. end
  256. end
  257. end
  258. end
  259. # sends an array of HTTPX::Request objects
  260. 26 def _send_requests(requests, selector)
  261. 6752 requests.each do |request|
  262. 7548 send_request(request, selector)
  263. end
  264. end
  265. # returns the array of HTTPX::Response objects corresponding to the array of HTTPX::Request +requests+.
  266. 26 def receive_requests(requests, selector)
  267. 6746 responses = [] # : Array[response]
  268. # guarantee ordered responses
  269. 6746 loop do
  270. 7549 request = requests.first
  271. 7549 return responses unless request
  272. 10456653 catch(:coalesced) { selector.next_tick } until (response = fetch_response(request, selector, request.options))
  273. 7423 request.complete!(response)
  274. 7423 responses << response
  275. 7423 requests.shift
  276. 7423 break if requests.empty?
  277. 803 next unless selector.empty?
  278. # in some cases, the pool of connections might have been drained because there was some
  279. # handshake error, and the error responses have already been emitted, but there was no
  280. # opportunity to traverse the requests, hence we're returning only a fraction of the errors
  281. # we were supposed to. This effectively fetches the existing responses and return them.
  282. exit_from_loop = true
  283. requests_to_remove = [] # : Array[Request]
  284. requests.each do |req|
  285. response = fetch_response(req, selector, request.options)
  286. if exit_from_loop && response
  287. req.complete!(response)
  288. responses << response
  289. requests_to_remove << req
  290. else
  291. # fetch_response may resend requests. when that happens, we need to go back to the initial
  292. # loop and process the selector. we still do a pass-through on the remainder of requests, so
  293. # that every request that need to be resent, is resent.
  294. exit_from_loop = false
  295. raise Error, "something went wrong, responses not found and requests not resent" if selector.empty?
  296. end
  297. end
  298. break if exit_from_loop
  299. requests -= requests_to_remove
  300. end
  301. 6620 responses
  302. end
  303. 26 def resolve_connection(connection, selector)
  304. 6562 if connection.addresses || connection.open?
  305. #
  306. # there are two cases in which we want to activate initialization of
  307. # connection immediately:
  308. #
  309. # 1. when the connection already has addresses, i.e. it doesn't need to
  310. # resolve a name (not the same as name being an IP, yet)
  311. # 2. when the connection is initialized with an external already open IO.
  312. #
  313. 188 on_resolver_connection(connection, selector)
  314. 188 return
  315. end
  316. 6374 resolver = find_resolver_for(connection, selector)
  317. 6374 resolver.early_resolve(connection) || resolver.lazy_resolve(connection)
  318. end
  319. 26 def on_resolver_connection(connection, selector)
  320. 6597 from_pool = false
  321. 6597 found_connection = selector.find_mergeable_connection(connection) || begin
  322. 6564 from_pool = true
  323. 6564 @pool.checkout_mergeable_connection(connection)
  324. end
  325. 6597 return select_connection(connection, selector) unless found_connection
  326. 33 connection.log(level: 2) do
  327. "try coalescing from #{from_pool ? "pool##{@pool.object_id}" : "selector##{selector.object_id}"} " \
  328. "(conn##{found_connection.object_id}[#{found_connection.origin}])"
  329. end
  330. 33 coalesce_connections(found_connection, connection, selector, from_pool)
  331. end
  332. 26 def on_resolver_close(resolver, selector)
  333. 328 return if resolver.closed?
  334. 328 deselect_resolver(resolver, selector)
  335. 328 resolver.close unless resolver.closed?
  336. end
  337. 26 def find_resolver_for(connection, selector)
  338. 6374 if (resolver = selector.find_resolver(connection.options))
  339. 5 resolver.log(level: 2) { "found resolver##{connection.object_id}(#{connection.state}) in selector##{selector.object_id}" }
  340. 5 return resolver
  341. end
  342. 6369 resolver = @pool.checkout_resolver(connection.options)
  343. 6423 resolver.log(level: 2) { "found resolver##{connection.object_id}(#{connection.state}) in pool##{@pool.object_id}" }
  344. 6369 resolver.current_session = self
  345. 6369 resolver.current_selector = selector
  346. 6369 resolver
  347. end
  348. # coalesces +conn2+ into +conn1+. if +conn1+ was loaded from the connection pool
  349. # (it is known via +from_pool+), then it adds its to the +selector+.
  350. 26 def coalesce_connections(conn1, conn2, selector, from_pool)
  351. 33 unless conn1.coalescable?(conn2)
  352. 20 conn2.log(level: 2) { "not coalescing with conn##{conn1.object_id}[#{conn1.origin}])" }
  353. 20 select_connection(conn2, selector)
  354. 20 if from_pool
  355. conn1.log(level: 2) { "check-in connection##{conn1.object_id}(#{conn1.state}) in pool##{@pool.object_id}" }
  356. @pool.checkin_connection(conn1)
  357. end
  358. 20 return false
  359. end
  360. 13 conn2.log(level: 2) { "coalescing with conn##{conn1.object_id}[#{conn1.origin}])" }
  361. 13 conn2.coalesce!(conn1)
  362. 13 select_connection(conn1, selector) if from_pool
  363. 13 conn2.disconnect
  364. 13 true
  365. end
  366. 26 def get_current_selector
  367. 7268 selector_store[self] || (yield if block_given?)
  368. end
  369. 26 def set_current_selector(selector)
  370. 1482 if selector
  371. 966 selector_store[self] = selector
  372. else
  373. 516 selector_store.delete(self)
  374. end
  375. end
  376. 26 def selector_store
  377. 8750 th_current = Thread.current
  378. 8750 th_current.thread_variable_get(:httpx_persistent_selector_store) || begin
  379. 149 {}.compare_by_identity.tap do |store|
  380. 149 th_current.thread_variable_set(:httpx_persistent_selector_store, store)
  381. end
  382. end
  383. end
  384. 26 @default_options = Options.new
  385. 26 @default_options.freeze
  386. 26 @plugins = []
  387. 26 class << self
  388. 26 attr_reader :default_options
  389. 26 def inherited(klass)
  390. 5119 super
  391. 5119 klass.instance_variable_set(:@default_options, @default_options)
  392. 5119 klass.instance_variable_set(:@plugins, @plugins.dup)
  393. 5119 klass.instance_variable_set(:@callbacks, @callbacks.dup)
  394. end
  395. # returns a new HTTPX::Session instance, with the plugin pointed by +pl+ loaded.
  396. #
  397. # session_with_retries = session.plugin(:retries)
  398. # session_with_custom = session.plugin(CustomPlugin)
  399. #
  400. 26 def plugin(pl, options = nil, &block)
  401. 6981 label = pl
  402. # raise Error, "Cannot add a plugin to a frozen config" if frozen?
  403. 6981 pl = Plugins.load_plugin(pl) if pl.is_a?(Symbol)
  404. 6981 raise ArgumentError, "Invalid plugin type: #{pl.class.inspect}" unless pl.is_a?(Module)
  405. 6975 if !@plugins.include?(pl)
  406. 6742 @plugins << pl
  407. 6742 pl.load_dependencies(self, &block) if pl.respond_to?(:load_dependencies)
  408. 6742 @default_options = @default_options.dup
  409. 6742 include(pl::InstanceMethods) if defined?(pl::InstanceMethods)
  410. 6742 extend(pl::ClassMethods) if defined?(pl::ClassMethods)
  411. 6742 opts = @default_options
  412. 6742 opts.extend_with_plugin_classes(pl)
  413. 6742 if defined?(pl::OptionsMethods)
  414. 2690 (pl::OptionsMethods.instance_methods - Object.instance_methods).each do |meth|
  415. 8083 opts.options_class.method_added(meth)
  416. end
  417. 2690 @default_options = opts.options_class.new(opts)
  418. end
  419. 6742 @default_options = pl.extra_options(@default_options) if pl.respond_to?(:extra_options)
  420. 6742 @default_options = @default_options.merge(options) if options
  421. 6742 if pl.respond_to?(:subplugins)
  422. 330 pl.subplugins.transform_keys(&Plugins.method(:load_plugin)).each do |main_pl, sub_pl|
  423. # in case the main plugin has already been loaded, then apply subplugin functionality
  424. # immediately
  425. 330 next unless @plugins.include?(main_pl)
  426. 20 plugin(sub_pl, options, &block)
  427. end
  428. end
  429. 6742 pl.configure(self, &block) if pl.respond_to?(:configure)
  430. 6742 if label.is_a?(Symbol)
  431. # in case an already-loaded plugin complements functionality of
  432. # the plugin currently being loaded, loaded it now
  433. 5100 @plugins.each do |registered_pl|
  434. 12702 next if registered_pl == pl
  435. 7602 next unless registered_pl.respond_to?(:subplugins)
  436. 936 sub_pl = registered_pl.subplugins[label]
  437. 936 next unless sub_pl
  438. 29 plugin(sub_pl, options, &block)
  439. end
  440. end
  441. 6742 @default_options.freeze
  442. 6742 set_temporary_name("#{superclass}/#{pl}") if respond_to?(:set_temporary_name) # ruby 3.4 only
  443. 232 elsif options
  444. # this can happen when two plugins are loaded, an one of them calls the other under the hood,
  445. # albeit changing some default.
  446. 20 @default_options = pl.extra_options(@default_options) if pl.respond_to?(:extra_options)
  447. 20 @default_options = @default_options.merge(options) if options
  448. 14 @default_options.freeze
  449. end
  450. 6969 self
  451. end
  452. end
  453. # setup of the support for close_on_fork sessions.
  454. # adapted from https://github.com/mperham/connection_pool/blob/main/lib/connection_pool.rb#L48
  455. 26 if Process.respond_to?(:fork)
  456. 25 INSTANCES = ObjectSpace::WeakMap.new
  457. 25 private_constant :INSTANCES
  458. 25 def self.after_fork
  459. 1 INSTANCES.each_value(&:close)
  460. 1 nil
  461. end
  462. 25 if ::Process.respond_to?(:_fork)
  463. 21 module ForkTracker
  464. 21 def _fork
  465. 1 pid = super
  466. 1 Session.after_fork if pid.zero?
  467. 1 pid
  468. end
  469. end
  470. 21 Process.singleton_class.prepend(ForkTracker)
  471. end
  472. else
  473. 1 INSTANCES = nil
  474. 1 private_constant :INSTANCES
  475. 1 def self.after_fork
  476. # noop
  477. end
  478. end
  479. end
  480. # session may be overridden by certain adapters.
  481. 26 S = Session
  482. end

lib/httpx/session_extensions.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 unless ENV.keys.grep(/\Ahttps?_proxy\z/i).empty?
  4. 1 proxy_session = plugin(:proxy)
  5. 1 remove_const(:Session)
  6. 1 const_set(:Session, proxy_session.class)
  7. # redefine the default options static var, which needs to
  8. # refresh options_class
  9. 1 options = proxy_session.class.default_options.to_hash
  10. 1 original_verbosity = $VERBOSE
  11. 1 $VERBOSE = nil
  12. 1 const_set(:Options, proxy_session.class.default_options.options_class)
  13. 1 options[:options_class] = Class.new(options[:options_class])
  14. 1 options.freeze
  15. 1 Options.send(:const_set, :DEFAULT_OPTIONS, options)
  16. 1 Session.instance_variable_set(:@default_options, Options.new(options))
  17. 1 $VERBOSE = original_verbosity
  18. end
  19. skipped # :nocov:
  20. skipped if Session.default_options.debug_level > 2
  21. skipped proxy_session = plugin(:internal_telemetry)
  22. skipped remove_const(:Session)
  23. skipped const_set(:Session, proxy_session.class)
  24. skipped end
  25. skipped # :nocov:
  26. end

lib/httpx/timers.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 class Timers
  4. 26 def initialize
  5. 6862 @intervals = []
  6. end
  7. 26 def after(interval_in_secs, cb = nil, &blk)
  8. 37543 callback = cb || blk
  9. 37543 raise Error, "timer must have a callback" unless callback
  10. # I'm assuming here that most requests will have the same
  11. # request timeout, as in most cases they share common set of
  12. # options. A user setting different request timeouts for 100s of
  13. # requests will already have a hard time dealing with that.
  14. 68131 unless (interval = @intervals.bsearch { |t| t.interval == interval_in_secs })
  15. 8456 interval = Interval.new(interval_in_secs)
  16. 8456 @intervals << interval
  17. 8456 @intervals.sort!
  18. end
  19. 37543 interval << callback
  20. 37543 @next_interval_at = nil
  21. 37543 Timer.new(interval, callback)
  22. end
  23. 26 def wait_interval
  24. 10450125 drop_elapsed!
  25. 10450125 return if @intervals.empty?
  26. 10424070 @next_interval_at = Utils.now
  27. 10424070 @intervals.first.interval
  28. end
  29. 26 def fire(error = nil)
  30. 10449985 raise error if error && error.timeout != @intervals.first
  31. 10449985 return if @intervals.empty? || !@next_interval_at
  32. 10423442 elapsed_time = Utils.elapsed_time(@next_interval_at)
  33. 10423442 drop_elapsed!(elapsed_time)
  34. 20840114 @intervals = @intervals.drop_while { |interval| interval.elapse(elapsed_time) <= 0 }
  35. 10423442 @next_interval_at = nil if @intervals.empty?
  36. end
  37. 26 private
  38. 26 def drop_elapsed!(elapsed_time = 0)
  39. # check first, if not elapsed, then return
  40. 20873567 first_interval = @intervals.first
  41. 20873567 return unless first_interval && first_interval.elapsed?(elapsed_time)
  42. # TODO: would be nice to have a drop_while!
  43. 15064 @intervals = @intervals.drop_while { |interval| interval.elapse(elapsed_time) <= 0 }
  44. end
  45. 26 class Timer
  46. 26 def initialize(interval, callback)
  47. 37543 @interval = interval
  48. 37543 @callback = callback
  49. end
  50. 26 def cancel
  51. 55153 @interval.delete(@callback)
  52. end
  53. end
  54. 26 class Interval
  55. 26 include Comparable
  56. 26 attr_reader :interval
  57. 26 def initialize(interval)
  58. 8456 @interval = interval
  59. 8456 @callbacks = []
  60. end
  61. 26 def <=>(other)
  62. 737 @interval <=> other.interval
  63. end
  64. 26 def ==(other)
  65. return @interval == other if other.is_a?(Numeric)
  66. @interval == other.to_f # rubocop:disable Lint/FloatComparison
  67. end
  68. 26 def to_f
  69. Float(@interval)
  70. end
  71. 26 def <<(callback)
  72. 37543 @callbacks << callback
  73. end
  74. 26 def delete(callback)
  75. 55153 @callbacks.delete(callback)
  76. end
  77. 26 def no_callbacks?
  78. @callbacks.empty?
  79. end
  80. 26 def elapsed?(elapsed = 0)
  81. 20847898 (@interval - elapsed) <= 0 || @callbacks.empty?
  82. end
  83. 26 def elapse(elapsed)
  84. # same as elapsing
  85. 10424456 return 0 if @callbacks.empty?
  86. 10417352 @interval -= elapsed
  87. 10417352 if @interval <= 0
  88. 558 cb = @callbacks.dup
  89. 558 cb.each(&:call)
  90. end
  91. 10417352 @interval
  92. end
  93. end
  94. 26 private_constant :Interval
  95. end
  96. end

lib/httpx/transcoder.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Transcoder
  4. 26 module_function
  5. 26 def normalize_keys(key, value, cond = nil, &block)
  6. 3000 if cond && cond.call(value)
  7. 937 block.call(key.to_s, value)
  8. 2062 elsif value.respond_to?(:to_ary)
  9. 398 if value.empty?
  10. 112 block.call("#{key}[]")
  11. else
  12. 286 value.to_ary.each do |element|
  13. 460 normalize_keys("#{key}[]", element, cond, &block)
  14. end
  15. end
  16. 1664 elsif value.respond_to?(:to_hash)
  17. 448 value.to_hash.each do |child_key, child_value|
  18. 448 normalize_keys("#{key}[#{child_key}]", child_value, cond, &block)
  19. end
  20. else
  21. 1217 block.call(key.to_s, value)
  22. end
  23. end
  24. # based on https://github.com/rack/rack/blob/d15dd728440710cfc35ed155d66a98dc2c07ae42/lib/rack/query_parser.rb#L82
  25. 26 def normalize_query(params, name, v, depth)
  26. 161 raise Error, "params depth surpasses what's supported" if depth <= 0
  27. 161 name =~ /\A[\[\]]*([^\[\]]+)\]*/
  28. 161 k = Regexp.last_match(1) || ""
  29. 161 after = Regexp.last_match ? Regexp.last_match.post_match : ""
  30. 161 if k.empty?
  31. 14 return Array(v) if !v.empty? && name == "[]"
  32. 7 return
  33. end
  34. 147 case after
  35. when ""
  36. 49 params[k] = v
  37. when "["
  38. 7 params[name] = v
  39. when "[]"
  40. 14 params[k] ||= []
  41. 14 raise Error, "expected Array (got #{params[k].class}) for param '#{k}'" unless params[k].is_a?(Array)
  42. 14 params[k] << v
  43. when /^\[\]\[([^\[\]]+)\]$/, /^\[\](.+)$/
  44. 28 child_key = Regexp.last_match(1)
  45. 28 params[k] ||= []
  46. 28 raise Error, "expected Array (got #{params[k].class}) for param '#{k}'" unless params[k].is_a?(Array)
  47. 28 if params[k].last.is_a?(Hash) && !params_hash_has_key?(params[k].last, child_key)
  48. 7 normalize_query(params[k].last, child_key, v, depth - 1)
  49. else
  50. 21 params[k] << normalize_query({}, child_key, v, depth - 1)
  51. end
  52. else
  53. 49 params[k] ||= {}
  54. 49 raise Error, "expected Hash (got #{params[k].class}) for param '#{k}'" unless params[k].is_a?(Hash)
  55. 49 params[k] = normalize_query(params[k], after, v, depth - 1)
  56. end
  57. 147 params
  58. end
  59. 26 def params_hash_has_key?(hash, key)
  60. 14 return false if key.include?("[]")
  61. 14 key.split(/[\[\]]+/).inject(hash) do |h, part|
  62. 14 next h if part == ""
  63. 14 return false unless h.is_a?(Hash) && h.key?(part)
  64. 7 h[part]
  65. end
  66. 7 true
  67. end
  68. end
  69. end
  70. 26 require "httpx/transcoder/body"
  71. 26 require "httpx/transcoder/form"
  72. 26 require "httpx/transcoder/json"
  73. 26 require "httpx/transcoder/chunker"
  74. 26 require "httpx/transcoder/deflate"
  75. 26 require "httpx/transcoder/gzip"

lib/httpx/transcoder/body.rb

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  1. # frozen_string_literal: true
  2. 26 require "delegate"
  3. 26 module HTTPX::Transcoder
  4. 26 module Body
  5. 26 class Error < HTTPX::Error; end
  6. 26 module_function
  7. 26 class Encoder < SimpleDelegator
  8. 26 def initialize(body)
  9. 1295 body = body.open(File::RDONLY, encoding: Encoding::BINARY) if Object.const_defined?(:Pathname) && body.is_a?(Pathname)
  10. 1295 @body = body
  11. 1295 super(body)
  12. end
  13. 26 def bytesize
  14. 5059 if @body.respond_to?(:bytesize)
  15. 2261 @body.bytesize
  16. 2797 elsif @body.respond_to?(:to_ary)
  17. 907 @body.sum(&:bytesize)
  18. 1890 elsif @body.respond_to?(:size)
  19. 1317 @body.size || Float::INFINITY
  20. 573 elsif @body.respond_to?(:length)
  21. 315 @body.length || Float::INFINITY
  22. 258 elsif @body.respond_to?(:each)
  23. 252 Float::INFINITY
  24. else
  25. 7 raise Error, "cannot determine size of body: #{@body.inspect}"
  26. end
  27. end
  28. 26 def content_type
  29. 1226 "application/octet-stream"
  30. end
  31. end
  32. 26 def encode(body)
  33. 1295 Encoder.new(body)
  34. end
  35. end
  36. end

lib/httpx/transcoder/chunker.rb

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  1. # frozen_string_literal: true
  2. 26 require "forwardable"
  3. 26 module HTTPX::Transcoder
  4. 26 module Chunker
  5. 26 class Error < HTTPX::Error; end
  6. 26 CRLF = "\r\n".b
  7. 26 class Encoder
  8. 26 extend Forwardable
  9. 26 def initialize(body)
  10. 84 @raw = body
  11. end
  12. 26 def each
  13. 84 return enum_for(__method__) unless block_given?
  14. 84 @raw.each do |chunk|
  15. 392 yield "#{chunk.bytesize.to_s(16)}#{CRLF}#{chunk}#{CRLF}"
  16. end
  17. 84 yield "0#{CRLF}"
  18. end
  19. 26 def respond_to_missing?(meth, *args)
  20. 96 @raw.respond_to?(meth, *args) || super
  21. end
  22. end
  23. 26 class Decoder
  24. 26 extend Forwardable
  25. 26 def_delegator :@buffer, :empty?
  26. 26 def_delegator :@buffer, :<<
  27. 26 def_delegator :@buffer, :clear
  28. 26 def initialize(buffer, trailers = false)
  29. 101 @buffer = buffer
  30. 101 @chunk_buffer = "".b
  31. 101 @finished = false
  32. 101 @state = :length
  33. 101 @trailers = trailers
  34. end
  35. 26 def to_s
  36. 94 @buffer
  37. end
  38. 26 def each
  39. 139 loop do
  40. 1005 case @state
  41. when :length
  42. 293 index = @buffer.index(CRLF)
  43. 293 return unless index && index.positive?
  44. # Read hex-length
  45. 293 hexlen = @buffer.byteslice(0, index)
  46. 293 @buffer = @buffer.byteslice(index..-1) || "".b
  47. 293 hexlen[/\h/] || raise(Error, "wrong chunk size line: #{hexlen}")
  48. 293 @chunk_length = hexlen.hex
  49. # check if is last chunk
  50. 293 @finished = @chunk_length.zero?
  51. 293 nextstate(:crlf)
  52. when :crlf
  53. 485 crlf_size = @finished && !@trailers ? 4 : 2
  54. # consume CRLF
  55. 485 return if @buffer.bytesize < crlf_size
  56. 485 raise Error, "wrong chunked encoding format" unless @buffer.start_with?(CRLF * (crlf_size / 2))
  57. 485 @buffer = @buffer.byteslice(crlf_size..-1)
  58. 485 if @chunk_length.nil?
  59. 192 nextstate(:length)
  60. else
  61. 293 return if @finished
  62. 199 nextstate(:data)
  63. end
  64. when :data
  65. 227 chunk = @buffer.byteslice(0, @chunk_length)
  66. 227 @buffer = @buffer.byteslice(@chunk_length..-1) || "".b
  67. 227 @chunk_buffer << chunk
  68. 227 @chunk_length -= chunk.bytesize
  69. 227 if @chunk_length.zero?
  70. 199 yield @chunk_buffer unless @chunk_buffer.empty?
  71. 192 @chunk_buffer.clear
  72. 192 @chunk_length = nil
  73. 192 nextstate(:crlf)
  74. end
  75. end
  76. 904 break if @buffer.empty?
  77. end
  78. end
  79. 26 def finished?
  80. 132 @finished
  81. end
  82. 26 private
  83. 26 def nextstate(state)
  84. 876 @state = state
  85. end
  86. end
  87. 26 module_function
  88. 26 def encode(chunks)
  89. 84 Encoder.new(chunks)
  90. end
  91. end
  92. end

lib/httpx/transcoder/deflate.rb

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  1. # frozen_string_literal: true
  2. 26 require "zlib"
  3. 26 require_relative "utils/deflater"
  4. 26 module HTTPX
  5. 26 module Transcoder
  6. 26 module Deflate
  7. 26 class Deflater < Transcoder::Deflater
  8. 26 def deflate(chunk)
  9. 63 @deflater ||= Zlib::Deflate.new
  10. 63 if chunk.nil?
  11. 42 unless @deflater.closed?
  12. 21 last = @deflater.finish
  13. 21 @deflater.close
  14. 21 last.empty? ? nil : last
  15. end
  16. else
  17. 21 @deflater.deflate(chunk)
  18. end
  19. end
  20. end
  21. 26 module_function
  22. 26 def encode(body)
  23. 21 Deflater.new(body)
  24. end
  25. 26 def decode(response, bytesize: nil)
  26. 14 bytesize ||= response.headers.key?("content-length") ? response.headers["content-length"].to_i : Float::INFINITY
  27. 14 GZIP::Inflater.new(bytesize)
  28. end
  29. end
  30. end
  31. end

lib/httpx/transcoder/form.rb

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  1. # frozen_string_literal: true
  2. 26 require "forwardable"
  3. 26 require "uri"
  4. 26 require_relative "multipart"
  5. 26 module HTTPX
  6. 26 module Transcoder
  7. 26 module Form
  8. 26 module_function
  9. 26 PARAM_DEPTH_LIMIT = 32
  10. 26 class Encoder
  11. 26 extend Forwardable
  12. 26 def_delegator :@raw, :to_s
  13. 26 def_delegator :@raw, :to_str
  14. 26 def_delegator :@raw, :bytesize
  15. 26 def_delegator :@raw, :==
  16. 26 def initialize(form)
  17. 623 @raw = form.each_with_object("".b) do |(key, val), buf|
  18. 1043 HTTPX::Transcoder.normalize_keys(key, val) do |k, v|
  19. 1217 buf << "&" unless buf.empty?
  20. 1217 buf << URI.encode_www_form_component(k)
  21. 1217 buf << "=#{URI.encode_www_form_component(v.to_s)}" unless v.nil?
  22. end
  23. end
  24. end
  25. 26 def content_type
  26. 487 "application/x-www-form-urlencoded"
  27. end
  28. end
  29. 26 module Decoder
  30. 26 module_function
  31. 26 def call(response, *)
  32. 35 URI.decode_www_form(response.to_s).each_with_object({}) do |(field, value), params|
  33. 84 HTTPX::Transcoder.normalize_query(params, field, value, PARAM_DEPTH_LIMIT)
  34. end
  35. end
  36. end
  37. 26 def encode(form)
  38. 1458 if multipart?(form)
  39. 835 Multipart::Encoder.new(form)
  40. else
  41. 623 Encoder.new(form)
  42. end
  43. end
  44. 26 def decode(response)
  45. 56 content_type = response.content_type.mime_type
  46. 56 case content_type
  47. when "application/x-www-form-urlencoded"
  48. 35 Decoder
  49. when "multipart/form-data"
  50. 14 Multipart::Decoder.new(response)
  51. else
  52. 7 raise Error, "invalid form mime type (#{content_type})"
  53. end
  54. end
  55. 26 def multipart?(data)
  56. 1458 data.any? do |_, v|
  57. 1934 Multipart::MULTIPART_VALUE_COND.call(v) ||
  58. 1491 (v.respond_to?(:to_ary) && v.to_ary.any?(&Multipart::MULTIPART_VALUE_COND)) ||
  59. 1827 (v.respond_to?(:to_hash) && v.to_hash.any? { |_, e| Multipart::MULTIPART_VALUE_COND.call(e) })
  60. end
  61. end
  62. end
  63. end
  64. end

lib/httpx/transcoder/gzip.rb

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  1. # frozen_string_literal: true
  2. 26 require "zlib"
  3. 26 module HTTPX
  4. 26 module Transcoder
  5. 26 module GZIP
  6. 26 class Deflater < Transcoder::Deflater
  7. 26 def initialize(body)
  8. 45 @compressed_chunk = "".b
  9. 45 super
  10. end
  11. 26 def deflate(chunk)
  12. 90 @deflater ||= Zlib::GzipWriter.new(self)
  13. 90 if chunk.nil?
  14. 45 unless @deflater.closed?
  15. 45 @deflater.flush
  16. 45 @deflater.close
  17. 45 compressed_chunk
  18. end
  19. else
  20. 45 @deflater.write(chunk)
  21. 45 compressed_chunk
  22. end
  23. end
  24. 26 private
  25. 26 def write(chunk)
  26. 135 @compressed_chunk << chunk
  27. end
  28. 26 def compressed_chunk
  29. 90 @compressed_chunk.dup
  30. ensure
  31. 90 @compressed_chunk.clear
  32. end
  33. end
  34. 26 class Inflater
  35. 26 def initialize(bytesize)
  36. 137 @inflater = Zlib::Inflate.new(Zlib::MAX_WBITS + 32)
  37. 137 @bytesize = bytesize
  38. end
  39. 26 def call(chunk)
  40. 487 buffer = @inflater.inflate(chunk)
  41. 487 @bytesize -= chunk.bytesize
  42. 487 if @bytesize <= 0
  43. 94 buffer << @inflater.finish
  44. 94 @inflater.close
  45. end
  46. 487 buffer
  47. end
  48. end
  49. 26 module_function
  50. 26 def encode(body)
  51. 45 Deflater.new(body)
  52. end
  53. 26 def decode(response, bytesize: nil)
  54. 123 bytesize ||= response.headers.key?("content-length") ? response.headers["content-length"].to_i : Float::INFINITY
  55. 123 Inflater.new(bytesize)
  56. end
  57. end
  58. end
  59. end

lib/httpx/transcoder/json.rb

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  1. # frozen_string_literal: true
  2. 26 require "forwardable"
  3. 26 module HTTPX::Transcoder
  4. 26 module JSON
  5. 26 module_function
  6. 26 JSON_REGEX = %r{
  7. \b
  8. application/
  9. # optional vendor specific type
  10. (?:
  11. # token as per https://datatracker.ietf.org/doc/html/rfc7230#section-3.2.6
  12. [!#$%&'*+\-.^_`|~0-9a-z]+
  13. # literal plus sign
  14. \+
  15. )?
  16. json
  17. \b
  18. }ix.freeze
  19. 26 class Encoder
  20. 26 extend Forwardable
  21. 26 def_delegator :@raw, :to_s
  22. 26 def_delegator :@raw, :bytesize
  23. 26 def_delegator :@raw, :==
  24. 26 def initialize(json)
  25. 73 @raw = JSON.json_dump(json)
  26. 73 @charset = @raw.encoding.name.downcase
  27. end
  28. 26 def content_type
  29. 73 "application/json; charset=#{@charset}"
  30. end
  31. end
  32. 26 def encode(json)
  33. 73 Encoder.new(json)
  34. end
  35. 26 def decode(response)
  36. 114 content_type = response.content_type.mime_type
  37. 114 raise HTTPX::Error, "invalid json mime type (#{content_type})" unless JSON_REGEX.match?(content_type)
  38. 100 method(:json_load)
  39. end
  40. # rubocop:disable Style/SingleLineMethods
  41. 26 if defined?(MultiJson)
  42. 4 def json_load(*args); MultiJson.load(*args); end
  43. 2 def json_dump(*args); MultiJson.dump(*args); end
  44. 24 elsif defined?(Oj)
  45. 5 def json_load(response, *args); Oj.load(response.to_s, *args); end
  46. 3 def json_dump(obj, options = {}); Oj.dump(obj, { mode: :compat }.merge(options)); end
  47. 22 elsif defined?(Yajl)
  48. 4 def json_load(response, *args); Yajl::Parser.new(*args).parse(response.to_s); end
  49. 2 def json_dump(*args); Yajl::Encoder.encode(*args); end
  50. else
  51. 22 require "json"
  52. 113 def json_load(*args); ::JSON.parse(*args); end
  53. 92 def json_dump(*args); ::JSON.dump(*args); end
  54. end
  55. # rubocop:enable Style/SingleLineMethods
  56. end
  57. end

lib/httpx/transcoder/multipart.rb

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  1. # frozen_string_literal: true
  2. 26 require_relative "multipart/encoder"
  3. 26 require_relative "multipart/decoder"
  4. 26 require_relative "multipart/part"
  5. 26 require_relative "multipart/mime_type_detector"
  6. 26 module HTTPX::Transcoder
  7. 26 module Multipart
  8. 26 MULTIPART_VALUE_COND = lambda do |value|
  9. 4283 value.respond_to?(:read) ||
  10. 3075 (value.respond_to?(:to_hash) &&
  11. value.key?(:body) &&
  12. 564 (value.key?(:filename) || value.key?(:content_type)))
  13. end
  14. end
  15. end

lib/httpx/transcoder/multipart/decoder.rb

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  1. # frozen_string_literal: true
  2. 26 require "tempfile"
  3. 26 require "delegate"
  4. 26 module HTTPX
  5. 26 module Transcoder
  6. 26 module Multipart
  7. 26 class FilePart < SimpleDelegator
  8. 26 attr_reader :original_filename, :content_type
  9. 26 def initialize(filename, content_type)
  10. 28 @original_filename = filename
  11. 28 @content_type = content_type
  12. 28 @current = nil
  13. 28 @file = Tempfile.new("httpx", encoding: Encoding::BINARY, mode: File::RDWR)
  14. 28 super(@file)
  15. end
  16. end
  17. 26 class Decoder
  18. 26 include HTTPX::Utils
  19. 26 CRLF = "\r\n"
  20. 26 BOUNDARY_RE = /;\s*boundary=([^;]+)/i.freeze
  21. 26 MULTIPART_CONTENT_TYPE = /Content-Type: (.*)#{CRLF}/ni.freeze
  22. 26 MULTIPART_CONTENT_DISPOSITION = /Content-Disposition:.*;\s*name=(#{VALUE})/ni.freeze
  23. 26 MULTIPART_CONTENT_ID = /Content-ID:\s*([^#{CRLF}]*)/ni.freeze
  24. 26 WINDOW_SIZE = 2 << 14
  25. 26 def initialize(response)
  26. @boundary = begin
  27. 14 m = response.headers["content-type"].to_s[BOUNDARY_RE, 1]
  28. 14 raise Error, "no boundary declared in content-type header" unless m
  29. 14 m.strip
  30. end
  31. 14 @buffer = "".b
  32. 14 @parts = {}
  33. 14 @intermediate_boundary = "--#{@boundary}"
  34. 14 @state = :idle
  35. end
  36. 26 def call(response, *)
  37. 14 response.body.each do |chunk|
  38. 14 @buffer << chunk
  39. 14 parse
  40. end
  41. 14 raise Error, "invalid or unsupported multipart format" unless @buffer.empty?
  42. 14 @parts
  43. end
  44. 26 private
  45. 26 def parse
  46. 14 case @state
  47. when :idle
  48. 14 raise Error, "payload does not start with boundary" unless @buffer.start_with?("#{@intermediate_boundary}#{CRLF}")
  49. 14 @buffer = @buffer.byteslice(@intermediate_boundary.bytesize + 2..-1)
  50. 14 @state = :part_header
  51. when :part_header
  52. 42 idx = @buffer.index("#{CRLF}#{CRLF}")
  53. # raise Error, "couldn't parse part headers" unless idx
  54. 42 return unless idx
  55. # @type var head: String
  56. 42 head = @buffer.byteslice(0..idx + 4 - 1)
  57. 42 @buffer = @buffer.byteslice(head.bytesize..-1)
  58. 42 content_type = head[MULTIPART_CONTENT_TYPE, 1] || "text/plain"
  59. 78 if (name = head[MULTIPART_CONTENT_DISPOSITION, 1])
  60. 42 name = /\A"(.*)"\Z/ =~ name ? Regexp.last_match(1) : name.dup
  61. 42 name.gsub!(/\\(.)/, "\\1")
  62. 6 name
  63. else
  64. name = head[MULTIPART_CONTENT_ID, 1]
  65. end
  66. 42 filename = HTTPX::Utils.get_filename(head)
  67. 42 name = filename || +"#{content_type}[]" if name.nil? || name.empty?
  68. 42 @current = name
  69. 42 @parts[name] = if filename
  70. 28 FilePart.new(filename, content_type)
  71. else
  72. 14 "".b
  73. end
  74. 42 @state = :part_body
  75. when :part_body
  76. 42 part = @parts[@current]
  77. 42 body_separator = if part.is_a?(FilePart)
  78. 28 "#{CRLF}#{CRLF}"
  79. else
  80. 14 CRLF
  81. end
  82. 42 idx = @buffer.index(body_separator)
  83. 42 if idx
  84. 42 payload = @buffer.byteslice(0..idx - 1)
  85. 42 @buffer = @buffer.byteslice(idx + body_separator.bytesize..-1)
  86. 42 part << payload
  87. 42 part.rewind if part.respond_to?(:rewind)
  88. 42 @state = :parse_boundary
  89. else
  90. part << @buffer
  91. @buffer.clear
  92. end
  93. when :parse_boundary
  94. 42 raise Error, "payload does not start with boundary" unless @buffer.start_with?(@intermediate_boundary)
  95. 42 @buffer = @buffer.byteslice(@intermediate_boundary.bytesize..-1)
  96. 42 if @buffer == "--"
  97. 14 @buffer.clear
  98. 14 @state = :done
  99. 14 return
  100. 27 elsif @buffer.start_with?(CRLF)
  101. 28 @buffer = @buffer.byteslice(2..-1)
  102. 28 @state = :part_header
  103. else
  104. return
  105. end
  106. when :done
  107. raise Error, "parsing should have been over by now"
  108. end until @buffer.empty?
  109. end
  110. end
  111. end
  112. end
  113. end

lib/httpx/transcoder/multipart/encoder.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Transcoder::Multipart
  4. 26 class Encoder
  5. 26 attr_reader :bytesize
  6. 26 def initialize(form)
  7. 835 @boundary = ("-" * 21) << SecureRandom.hex(21)
  8. 835 @part_index = 0
  9. 835 @buffer = "".b
  10. 835 @form = form
  11. 835 @bytesize = 0
  12. 835 @parts = to_parts(form)
  13. end
  14. 26 def content_type
  15. 835 "multipart/form-data; boundary=#{@boundary}"
  16. end
  17. 26 def to_s
  18. 18 read || ""
  19. ensure
  20. 18 rewind
  21. end
  22. 26 def read(length = nil, outbuf = nil)
  23. 3086 data = String(outbuf).clear.force_encoding(Encoding::BINARY) if outbuf
  24. 3086 data ||= "".b
  25. 3086 read_chunks(data, length)
  26. 3086 data unless length && data.empty?
  27. end
  28. 26 def rewind
  29. 46 form = @form.each_with_object([]) do |(key, val), aux|
  30. 46 if val.respond_to?(:path) && val.respond_to?(:reopen) && val.respond_to?(:closed?) && val.closed?
  31. # @type var val: File
  32. 46 val = val.reopen(val.path, File::RDONLY)
  33. end
  34. 46 val.rewind if val.respond_to?(:rewind)
  35. 46 aux << [key, val]
  36. end
  37. 46 @form = form
  38. 46 @bytesize = 0
  39. 46 @parts = to_parts(form)
  40. 46 @part_index = 0
  41. end
  42. 26 private
  43. 26 def to_parts(form)
  44. 881 params = form.each_with_object([]) do |(key, val), aux|
  45. 1049 Transcoder.normalize_keys(key, val, MULTIPART_VALUE_COND) do |k, v|
  46. 1049 next if v.nil?
  47. 1049 value, content_type, filename = Part.call(v)
  48. 1049 header = header_part(k, content_type, filename)
  49. 1049 @bytesize += header.size
  50. 1049 aux << header
  51. 1049 @bytesize += value.size
  52. 1049 aux << value
  53. 1049 delimiter = StringIO.new("\r\n")
  54. 1049 @bytesize += delimiter.size
  55. 1049 aux << delimiter
  56. end
  57. end
  58. 881 final_delimiter = StringIO.new("--#{@boundary}--\r\n")
  59. 881 @bytesize += final_delimiter.size
  60. 881 params << final_delimiter
  61. 881 params
  62. end
  63. 26 def header_part(key, content_type, filename)
  64. 1049 header = "--#{@boundary}\r\n".b
  65. 1049 header << "Content-Disposition: form-data; name=#{key.inspect}".b
  66. 1049 header << "; filename=#{filename.inspect}" if filename
  67. 1049 header << "\r\nContent-Type: #{content_type}\r\n\r\n"
  68. 1049 StringIO.new(header)
  69. end
  70. 26 def read_chunks(buffer, length = nil)
  71. 3086 while @part_index < @parts.size
  72. 9292 chunk = read_from_part(length)
  73. 9292 next unless chunk
  74. 5312 buffer << chunk.force_encoding(Encoding::BINARY)
  75. 5312 next unless length
  76. 5246 length -= chunk.bytesize
  77. 5246 break if length.zero?
  78. end
  79. end
  80. # if there's a current part to read from, tries to read a chunk.
  81. 26 def read_from_part(max_length = nil)
  82. 9292 part = @parts[@part_index]
  83. 9292 chunk = part.read(max_length, @buffer)
  84. 9292 return chunk if chunk && !chunk.empty?
  85. 3980 part.close if part.respond_to?(:close)
  86. 3980 @part_index += 1
  87. 1140 nil
  88. end
  89. end
  90. end
  91. end

lib/httpx/transcoder/multipart/mime_type_detector.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Transcoder::Multipart
  4. 26 module MimeTypeDetector
  5. 26 module_function
  6. 26 DEFAULT_MIMETYPE = "application/octet-stream"
  7. # inspired by https://github.com/shrinerb/shrine/blob/master/lib/shrine/plugins/determine_mime_type.rb
  8. 26 if defined?(FileMagic)
  9. 1 MAGIC_NUMBER = 256 * 1024
  10. 1 def call(file, _)
  11. 1 return nil if file.eof? # FileMagic returns "application/x-empty" for empty files
  12. 1 mime = FileMagic.open(FileMagic::MAGIC_MIME_TYPE) do |filemagic|
  13. 1 filemagic.buffer(file.read(MAGIC_NUMBER))
  14. end
  15. 1 file.rewind
  16. 1 mime
  17. end
  18. 24 elsif defined?(Marcel)
  19. 1 def call(file, filename)
  20. 1 return nil if file.eof? # marcel returns "application/octet-stream" for empty files
  21. 1 Marcel::MimeType.for(file, name: filename)
  22. end
  23. 23 elsif defined?(MimeMagic)
  24. 1 def call(file, _)
  25. 1 mime = MimeMagic.by_magic(file)
  26. 1 mime.type if mime
  27. end
  28. 22 elsif system("which file", out: File::NULL)
  29. 23 require "open3"
  30. 23 def call(file, _)
  31. 597 return if file.eof? # file command returns "application/x-empty" for empty files
  32. 557 Open3.popen3(*%w[file --mime-type --brief -]) do |stdin, stdout, stderr, thread|
  33. 75 begin
  34. 557 IO.copy_stream(file, stdin.binmode)
  35. rescue Errno::EPIPE
  36. end
  37. 557 file.rewind
  38. 557 stdin.close
  39. 557 status = thread.value
  40. # call to file command failed
  41. 557 if status.nil? || !status.success?
  42. $stderr.print(stderr.read)
  43. else
  44. 557 output = stdout.read.strip
  45. 557 if output.include?("cannot open")
  46. $stderr.print(output)
  47. else
  48. 557 output
  49. end
  50. end
  51. end
  52. end
  53. else
  54. def call(_, _); end
  55. end
  56. end
  57. end
  58. end

lib/httpx/transcoder/multipart/part.rb

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  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Transcoder::Multipart
  4. 26 module Part
  5. 26 module_function
  6. 26 def call(value)
  7. # take out specialized objects of the way
  8. 1049 if value.respond_to?(:filename) && value.respond_to?(:content_type) && value.respond_to?(:read)
  9. 112 return value, value.content_type, value.filename
  10. end
  11. 937 content_type = filename = nil
  12. 937 if value.is_a?(Hash)
  13. 282 content_type = value[:content_type]
  14. 282 filename = value[:filename]
  15. 282 value = value[:body]
  16. end
  17. 937 value = value.open(File::RDONLY, encoding: Encoding::BINARY) if Object.const_defined?(:Pathname) && value.is_a?(Pathname)
  18. 937 if value.respond_to?(:path) && value.respond_to?(:read)
  19. # either a File, a Tempfile, or something else which has to quack like a file
  20. 601 filename ||= File.basename(value.path)
  21. 601 content_type ||= MimeTypeDetector.call(value, filename) || "application/octet-stream"
  22. 601 [value, content_type, filename]
  23. else
  24. 336 [StringIO.new(value.to_s), content_type || "text/plain", filename]
  25. end
  26. end
  27. end
  28. end
  29. end

lib/httpx/transcoder/utils/body_reader.rb

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  1. # frozen_string_literal: true
  2. 26 require "stringio"
  3. 26 module HTTPX
  4. 26 module Transcoder
  5. 26 class BodyReader
  6. 26 def initialize(body)
  7. 204 @body = if body.respond_to?(:read)
  8. 19 body.rewind if body.respond_to?(:rewind)
  9. 19 body
  10. 184 elsif body.respond_to?(:each)
  11. 36 body.enum_for(:each)
  12. else
  13. 149 StringIO.new(body.to_s)
  14. end
  15. end
  16. 26 def bytesize
  17. 450 return @body.bytesize if @body.respond_to?(:bytesize)
  18. 414 Float::INFINITY
  19. end
  20. 26 def read(length = nil, outbuf = nil)
  21. 453 return @body.read(length, outbuf) if @body.respond_to?(:read)
  22. begin
  23. 96 chunk = @body.next
  24. 48 if outbuf
  25. outbuf.clear.force_encoding(Encoding::BINARY)
  26. outbuf << chunk
  27. else
  28. 48 outbuf = chunk
  29. end
  30. 48 outbuf unless length && outbuf.empty?
  31. 32 rescue StopIteration
  32. end
  33. end
  34. 26 def close
  35. 45 @body.close if @body.respond_to?(:close)
  36. end
  37. end
  38. end
  39. end

lib/httpx/transcoder/utils/deflater.rb

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  1. # frozen_string_literal: true
  2. 26 require_relative "body_reader"
  3. 26 module HTTPX
  4. 26 module Transcoder
  5. 26 class Deflater
  6. 26 attr_reader :content_type
  7. 26 def initialize(body)
  8. 78 @content_type = body.content_type
  9. 78 @body = BodyReader.new(body)
  10. 78 @closed = false
  11. end
  12. 26 def bytesize
  13. 300 buffer_deflate!
  14. 300 @buffer.size
  15. end
  16. 26 def read(length = nil, outbuf = nil)
  17. 385 return @buffer.read(length, outbuf) if @buffer
  18. 222 return if @closed
  19. 177 chunk = @body.read(length)
  20. 177 compressed_chunk = deflate(chunk)
  21. 177 return unless compressed_chunk
  22. 144 if outbuf
  23. 132 outbuf.clear.force_encoding(Encoding::BINARY)
  24. 132 outbuf << compressed_chunk
  25. else
  26. 12 compressed_chunk
  27. end
  28. end
  29. 26 def close
  30. 45 return if @closed
  31. 45 @buffer.close if @buffer
  32. 45 @body.close
  33. 45 @closed = true
  34. end
  35. 26 def rewind
  36. 26 return unless @buffer
  37. 14 @buffer.rewind
  38. end
  39. 26 private
  40. # rubocop:disable Naming/MemoizedInstanceVariableName
  41. 26 def buffer_deflate!
  42. 300 return @buffer if defined?(@buffer)
  43. 78 buffer = Response::Buffer.new(
  44. threshold_size: Options::MAX_BODY_THRESHOLD_SIZE
  45. )
  46. 78 IO.copy_stream(self, buffer)
  47. 78 buffer.rewind if buffer.respond_to?(:rewind)
  48. 78 @buffer = buffer
  49. end
  50. # rubocop:enable Naming/MemoizedInstanceVariableName
  51. end
  52. end
  53. end

lib/httpx/utils.rb

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39 relevant lines. 39 lines covered and 0 lines missed.
    
  1. # frozen_string_literal: true
  2. 26 module HTTPX
  3. 26 module Utils
  4. 26 using URIExtensions
  5. 26 TOKEN = %r{[^\s()<>,;:\\"/\[\]?=]+}.freeze
  6. 26 VALUE = /"(?:\\"|[^"])*"|#{TOKEN}/.freeze
  7. 26 FILENAME_REGEX = /\s*filename=(#{VALUE})/.freeze
  8. 26 FILENAME_EXTENSION_REGEX = /\s*filename\*=(#{VALUE})/.freeze
  9. 26 module_function
  10. 26 def now
  11. 10457505 Process.clock_gettime(Process::CLOCK_MONOTONIC)
  12. end
  13. 26 def elapsed_time(monotonic_timestamp)
  14. 10423875 Process.clock_gettime(Process::CLOCK_MONOTONIC) - monotonic_timestamp
  15. end
  16. # The value of this field can be either an HTTP-date or a number of
  17. # seconds to delay after the response is received.
  18. 26 def parse_retry_after(retry_after)
  19. # first: bet on it being an integer
  20. 56 Integer(retry_after)
  21. rescue ArgumentError
  22. # Then it's a datetime
  23. 14 time = Time.httpdate(retry_after)
  24. 14 time - Time.now
  25. end
  26. 26 def get_filename(header, _prefix_regex = nil)
  27. 77 filename = nil
  28. 77 case header
  29. when FILENAME_REGEX
  30. 49 filename = Regexp.last_match(1)
  31. 49 filename = Regexp.last_match(1) if filename =~ /^"(.*)"$/
  32. when FILENAME_EXTENSION_REGEX
  33. 14 filename = Regexp.last_match(1)
  34. 14 encoding, _, filename = filename.split("'", 3)
  35. end
  36. 77 return unless filename
  37. 119 filename = URI::DEFAULT_PARSER.unescape(filename) if filename.scan(/%.?.?/).all? { |s| /%[0-9a-fA-F]{2}/.match?(s) }
  38. 63 filename.scrub!
  39. 63 filename = filename.gsub(/\\(.)/, '\1') unless /\\[^\\"]/.match?(filename)
  40. 63 filename.force_encoding ::Encoding.find(encoding) if encoding
  41. 63 filename
  42. end
  43. 26 URIParser = URI::RFC2396_Parser.new
  44. 26 def to_uri(uri)
  45. 16122 return URI(uri) unless uri.is_a?(String) && !uri.ascii_only?
  46. 29 uri = URI(URIParser.escape(uri))
  47. 29 non_ascii_hostname = URIParser.unescape(uri.host)
  48. 29 non_ascii_hostname.force_encoding(Encoding::UTF_8)
  49. 29 idna_hostname = Punycode.encode_hostname(non_ascii_hostname)
  50. 29 uri.host = idna_hostname
  51. 28 uri.non_ascii_hostname = non_ascii_hostname
  52. 28 uri
  53. end
  54. end
  55. end