Module: Excon
- Defined in:
- lib/excon.rb,
lib/excon/error.rb,
lib/excon/utils.rb,
lib/excon/socket.rb,
lib/excon/headers.rb,
lib/excon/version.rb,
lib/excon/response.rb,
lib/excon/constants.rb,
lib/excon/connection.rb,
lib/excon/ssl_socket.rb,
lib/excon/test/server.rb,
lib/excon/unix_socket.rb,
lib/excon/pretty_printer.rb,
lib/excon/middlewares/base.rb,
lib/excon/middlewares/mock.rb,
lib/excon/middlewares/expects.rb,
lib/excon/middlewares/decompress.rb,
lib/excon/middlewares/idempotent.rb,
lib/excon/middlewares/escape_path.rb,
lib/excon/test/plugin/server/exec.rb,
lib/excon/test/plugin/server/puma.rb,
lib/excon/middlewares/instrumentor.rb,
lib/excon/test/plugin/server/unicorn.rb,
lib/excon/test/plugin/server/webrick.rb,
lib/excon/middlewares/capture_cookies.rb,
lib/excon/middlewares/response_parser.rb,
lib/excon/middlewares/redirect_follower.rb,
lib/excon/instrumentors/logging_instrumentor.rb,
lib/excon/instrumentors/standard_instrumentor.rb
Overview
Define defaults first so they will be available to other files
Defined Under Namespace
Modules: Errors, Middleware, Test, Utils Classes: Connection, Error, Headers, LoggingInstrumentor, PrettyPrinter, Response, SSLSocket, Socket, StandardInstrumentor, UnixSocket
Constant Summary collapse
- VERSION =
'0.60.0'
- CR_NL =
"\r\n"
- DEFAULT_CA_FILE =
File.(File.join(File.dirname(__FILE__), "..", "..", "data", "cacert.pem"))
- DEFAULT_CHUNK_SIZE =
1 megabyte
1048576
- CHUNK_SIZE =
DEFAULT_CHUNK_SIZE
- DEFAULT_RETRY_LIMIT =
4
- FORCE_ENC =
CR_NL.respond_to?(:force_encoding)
- HTTP_1_1 =
" HTTP/1.1\r\n"
- HTTP_VERBS =
%w{connect delete get head options patch post put trace}
- HTTPS =
'https'
- NO_ENTITY =
[204, 205, 304].freeze
- REDACTED =
'REDACTED'
- UNIX =
'unix'
- USER_AGENT =
"excon/#{VERSION}"
- VERSIONS =
"#{USER_AGENT} (#{RUBY_PLATFORM}) ruby/#{RUBY_VERSION}"
- VALID_REQUEST_KEYS =
[ :body, :captures, :chunk_size, :debug_request, :debug_response, :expects, :headers, :idempotent, :instrumentor, :instrumentor_name, :method, :middlewares, :mock, :path, :persistent, :pipeline, :query, :read_timeout, :request_block, :response_block, :retries_remaining, # used internally :retry_limit, :retry_interval, :versions, :write_timeout ]
- VALID_CONNECTION_KEYS =
VALID_REQUEST_KEYS + [ :ciphers, :client_key, :client_key_data, :client_key_pass, :client_cert, :client_cert_data, :certificate, :certificate_path, :disable_proxy, :private_key, :private_key_path, :connect_timeout, :family, :host, :hostname, :omit_default_port, :nonblock, :reuseaddr, :password, :port, :proxy, :scheme, :socket, :ssl_ca_file, :ssl_ca_path, :ssl_cert_store, :ssl_verify_callback, :ssl_verify_peer, :ssl_verify_peer_host, :ssl_version, :tcp_nodelay, :thread_safe_sockets, :uri_parser, :user ]
- DEFAULTS =
these come last as they rely on the above
{ :chunk_size => CHUNK_SIZE || DEFAULT_CHUNK_SIZE, # see https://wiki.mozilla.org/Security/Server_Side_TLS#Intermediate_compatibility_.28default.29 :ciphers => 'ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS', :connect_timeout => 60, :debug_request => false, :debug_response => false, :headers => { 'User-Agent' => USER_AGENT }, :idempotent => false, :instrumentor_name => 'excon', :middlewares => [ Excon::Middleware::ResponseParser, Excon::Middleware::Expects, Excon::Middleware::Idempotent, Excon::Middleware::Instrumentor, Excon::Middleware::Mock ], :mock => false, :nonblock => true, :omit_default_port => false, :persistent => false, :read_timeout => 60, :retry_limit => DEFAULT_RETRY_LIMIT, :ssl_verify_peer => true, :ssl_uri_schemes => [HTTPS], :stubs => :global, :tcp_nodelay => false, :thread_safe_sockets => true, :uri_parser => URI, :versions => VERSIONS, :write_timeout => 60 }
Class Method Summary collapse
-
.defaults ⇒ Hash
Defaults for Excon connections.
-
.defaults=(new_defaults) ⇒ Hash
Change defaults for Excon connections.
- .display_warning(warning) ⇒ Object
-
.mock ⇒ Object
Status of mocking.
-
.mock=(new_mock) ⇒ Object
Change the status of mocking false is the default and works as expected true returns a value from stubs or raises.
-
.new(url, params = {}) ⇒ Object
Initializes a new keep-alive session for a given remote host @param [String] url The destination URL @param [Hash<Symbol, >] params One or more option params to set on the Connection instance @return [Connection] A new Excon::Connection instance.
-
.ssl_ca_path ⇒ String
The filesystem path to the SSL Certificate Authority.
-
.ssl_ca_path=(new_ssl_ca_path) ⇒ String
Change path to the SSL Certificate Authority.
-
.ssl_verify_peer ⇒ true, false
Whether or not to verify the peer’s SSL certificate / chain.
-
.ssl_verify_peer=(new_ssl_verify_peer) ⇒ Object
Change the status of ssl peer verification.
-
.stub(request_params = {}, response_params = nil) ⇒ Object
push an additional stub onto the list to check for mock requests @param [Hash<Symbol, >] request params to match against, omitted params match all @param [Hash<Symbol, >] response params to return from matched request or block to call with params.
-
.stub_for(request_params = {}) ⇒ Object
get a stub matching params or nil @param [Hash<Symbol, >] request params to match against, omitted params match all @return [Hash<Symbol, >] response params to return from matched request or block to call with params.
-
.stubs ⇒ Object
get a list of defined stubs.
-
.unstub(request_params = {}) ⇒ Object
remove first/oldest stub matching request_params @param [Hash<Symbol, >] request params to match against, omitted params match all @return [Hash<Symbol, >] response params from deleted stub.
Class Method Details
.defaults ⇒ Hash
Returns defaults for Excon connections.
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# File 'lib/excon.rb', line 49 def defaults @defaults ||= DEFAULTS end |
.defaults=(new_defaults) ⇒ Hash
Change defaults for Excon connections
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# File 'lib/excon.rb', line 55 def defaults=(new_defaults) @defaults = new_defaults end |
.display_warning(warning) ⇒ Object
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# File 'lib/excon.rb', line 59 def display_warning(warning) # Show warning if $VERBOSE or ENV['EXCON_DEBUG'] is set if $VERBOSE || ENV['EXCON_DEBUG'] $stderr.puts "[excon][WARNING] #{warning}\n#{ caller.join("\n") }" end end |
.mock ⇒ Object
Status of mocking
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# File 'lib/excon.rb', line 67 def mock display_warning('Excon#mock is deprecated, use Excon.defaults[:mock] instead.') self.defaults[:mock] end |
.mock=(new_mock) ⇒ Object
Change the status of mocking false is the default and works as expected true returns a value from stubs or raises
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# File 'lib/excon.rb', line 75 def mock=(new_mock) display_warning('Excon#mock is deprecated, use Excon.defaults[:mock]= instead.') self.defaults[:mock] = new_mock end |
.new(url, params = {}) ⇒ Object
Initializes a new keep-alive session for a given remote host
@param [String] url The destination URL
@param [Hash<Symbol, >] params One or more option params to set on the Connection instance
@return [Connection] A new Excon::Connection instance
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# File 'lib/excon.rb', line 111 def new(url, params = {}) uri_parser = params[:uri_parser] || defaults[:uri_parser] uri = uri_parser.parse(url) if params[:path] uri_parser.parse(params[:path]) end unless uri.scheme raise ArgumentError.new("Invalid URI: #{uri}") end params = { :host => uri.host, :hostname => uri.hostname, :path => uri.path, :port => uri.port, :query => uri.query, :scheme => uri.scheme }.merge(params) if uri.password params[:password] = Utils.unescape_uri(uri.password) end if uri.user params[:user] = Utils.unescape_uri(uri.user) end Excon::Connection.new(params) end |
.ssl_ca_path ⇒ String
Returns The filesystem path to the SSL Certificate Authority.
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# File 'lib/excon.rb', line 81 def ssl_ca_path display_warning('Excon#ssl_ca_path is deprecated, use Excon.defaults[:ssl_ca_path] instead.') self.defaults[:ssl_ca_path] end |
.ssl_ca_path=(new_ssl_ca_path) ⇒ String
Change path to the SSL Certificate Authority
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# File 'lib/excon.rb', line 88 def ssl_ca_path=(new_ssl_ca_path) display_warning('Excon#ssl_ca_path= is deprecated, use Excon.defaults[:ssl_ca_path]= instead.') self.defaults[:ssl_ca_path] = new_ssl_ca_path end |
.ssl_verify_peer ⇒ true, false
Returns Whether or not to verify the peer’s SSL certificate / chain.
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# File 'lib/excon.rb', line 94 def ssl_verify_peer display_warning('Excon#ssl_verify_peer is deprecated, use Excon.defaults[:ssl_verify_peer] instead.') self.defaults[:ssl_verify_peer] end |
.ssl_verify_peer=(new_ssl_verify_peer) ⇒ Object
Change the status of ssl peer verification
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# File 'lib/excon.rb', line 101 def ssl_verify_peer=(new_ssl_verify_peer) display_warning('Excon#ssl_verify_peer= is deprecated, use Excon.defaults[:ssl_verify_peer]= instead.') self.defaults[:ssl_verify_peer] = new_ssl_verify_peer end |
.stub(request_params = {}, response_params = nil) ⇒ Object
push an additional stub onto the list to check for mock requests
@param [Hash<Symbol, >] request params to match against, omitted params match all
@param [Hash<Symbol, >] response params to return from matched request or block to call with params
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# File 'lib/excon.rb', line 140 def stub(request_params = {}, response_params = nil) if method = request_params.delete(:method) request_params[:method] = method.to_s.downcase.to_sym end if url = request_params.delete(:url) uri = URI.parse(url) request_params = { :host => uri.host, :path => uri.path, :port => uri.port, :query => uri.query, :scheme => uri.scheme }.merge!(request_params) if uri.user || uri.password request_params[:headers] ||= {} user, pass = Utils.unescape_form(uri.user.to_s), Utils.unescape_form(uri.password.to_s) request_params[:headers]['Authorization'] ||= 'Basic ' + ["#{user}:#{pass}"].pack('m').delete(Excon::CR_NL) end end if request_params.has_key?(:headers) headers = Excon::Headers.new request_params[:headers].each do |key, value| headers[key] = value end request_params[:headers] = headers end if block_given? if response_params raise(ArgumentError.new("stub requires either response_params OR a block")) else stub = [request_params, Proc.new] end elsif response_params stub = [request_params, response_params] else raise(ArgumentError.new("stub requires either response_params OR a block")) end stubs.unshift(stub) stub end |
.stub_for(request_params = {}) ⇒ Object
get a stub matching params or nil
@param [Hash<Symbol, >] request params to match against, omitted params match all
@return [Hash<Symbol, >] response params to return from matched request or block to call with params
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# File 'lib/excon.rb', line 184 def stub_for(request_params={}) if method = request_params.delete(:method) request_params[:method] = method.to_s.downcase.to_sym end Excon.stubs.each do |stub, response_params| captures = { :headers => {} } headers_match = !stub.has_key?(:headers) || stub[:headers].keys.all? do |key| case value = stub[:headers][key] when Regexp if match = value.match(request_params[:headers][key]) captures[:headers][key] = match.captures end match else value == request_params[:headers][key] end end non_headers_match = (stub.keys - [:headers]).all? do |key| case value = stub[key] when Regexp if match = value.match(request_params[key]) captures[key] = match.captures end match else value == request_params[key] end end if headers_match && non_headers_match request_params[:captures] = captures return [stub, response_params] end end nil end |
.stubs ⇒ Object
get a list of defined stubs
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# File 'lib/excon.rb', line 221 def stubs case Excon.defaults[:stubs] when :global @stubs ||= [] when :local Thread.current[:_excon_stubs] ||= [] end end |
.unstub(request_params = {}) ⇒ Object
remove first/oldest stub matching request_params
@param [Hash<Symbol, >] request params to match against, omitted params match all
@return [Hash<Symbol, >] response params from deleted stub
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# File 'lib/excon.rb', line 233 def unstub(request_params = {}) stub = stub_for(request_params) Excon.stubs.delete_at(Excon.stubs.index(stub)) end |