93 lines
2.6 KiB
Ruby
93 lines
2.6 KiB
Ruby
require 'uri'
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module Faraday
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class Adapter
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class EMSynchrony < Faraday::Adapter
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include EMHttp::Options
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dependency do
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require 'em-synchrony/em-http'
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require 'em-synchrony/em-multi'
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require 'fiber'
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end
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self.supports_parallel = true
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def self.setup_parallel_manager(options = {})
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ParallelManager.new
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end
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def call(env)
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super
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request = EventMachine::HttpRequest.new(Utils::URI(env[:url].to_s), connection_config(env))
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http_method = env[:method].to_s.downcase.to_sym
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# Queue requests for parallel execution.
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if env[:parallel_manager]
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env[:parallel_manager].add(request, http_method, request_config(env)) do |resp|
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save_response(env, resp.response_header.status, resp.response) do |resp_headers|
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resp.response_header.each do |name, value|
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resp_headers[name.to_sym] = value
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end
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end
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# Finalize the response object with values from `env`.
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env[:response].finish(env)
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end
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# Execute single request.
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else
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client = nil
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block = lambda { request.send(http_method, request_config(env)) }
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if !EM.reactor_running?
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EM.run do
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Fiber.new {
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client = block.call
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EM.stop
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}.resume
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end
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else
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client = block.call
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end
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raise client.error if client.error
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save_response(env, client.response_header.status, client.response) do |resp_headers|
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client.response_header.each do |name, value|
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resp_headers[name.to_sym] = value
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end
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end
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end
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@app.call env
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rescue Errno::ECONNREFUSED
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raise Error::ConnectionFailed, $!
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rescue EventMachine::Connectify::CONNECTError => err
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if err.message.include?("Proxy Authentication Required")
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raise Error::ConnectionFailed, %{407 "Proxy Authentication Required "}
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else
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raise Error::ConnectionFailed, err
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end
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rescue => err
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if defined?(OpenSSL) && OpenSSL::SSL::SSLError === err
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raise Faraday::SSLError, err
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else
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raise
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end
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end
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end
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end
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end
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require 'faraday/adapter/em_synchrony/parallel_manager'
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begin
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require 'openssl'
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rescue LoadError
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warn "Warning: no such file to load -- openssl. Make sure it is installed if you want HTTPS support"
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else
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require 'faraday/adapter/em_http_ssl_patch'
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end if Faraday::Adapter::EMSynchrony.loaded?
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