lib/rainbows/reverse_proxy/ev_client.rb

   1 # -*- encoding: binary -*-
   2 # :enddoc:
   3 require 'tempfile'
   4 module Rainbows::ReverseProxy::EvClient
   5   include Rainbows::ReverseProxy::Synchronous
   6   AsyncCallback = "async.callback"
   7   CBB = Unicorn::TeeInput.client_body_buffer_size
   8   Content_Length = "Content-Length"
   9   Transfer_Encoding = "Transfer-Encoding"
  10
  11   def receive_data(buf)
  12     if @body
  13       @body << buf
  14     else
  15       response = @parser.headers(@headers, @rbuf << buf) or return
  16       if (cl = @headers[Content_Length] && cl.to_i > CBB) ||
  17          (%r{\bchunked\b} =~ @headers[Transfer_Encoding])
  18         @body = LargeBody.new("")
  19         @body << @rbuf
  20         @response = response << @body
  21       else
  22         @body = @rbuf.dup
  23         @response = response << [ @body ]
  24       end
  25     end
  26   end
  27
  28   class LargeBody < Tempfile
  29     def each
  30       buf = ""
  31       rewind
  32       while read(16384, buf)
  33         yield buf
  34       end
  35     end
  36
  37     alias close close!
  38   end
  39 end