#!/usr/bin/env python

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# License, Version 2.0 (the "License"); you may not use this file
# except in compliance with the License.  You may obtain a copy of the
# License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
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print '''1..1 clientDissconnect
# The proxy doesn't crash if the client disconnects prematurely'''

from twisted.internet import error, protocol, reactor, tcp
from twisted.web import http

def callback():
  print 'not ok 1 - Why didn\'t the test finish yet?'

  reactor.stop()

reactor.callLater(3, callback)

class factory(http.HTTPFactory):
  class protocol(http.HTTPChannel):
    class requestFactory(http.Request):
      def requestReceived(ctx, method, target, version):

        ctx.client = None
        ctx.clientproto = version

        ctx.write('clientDisconnect')

        # The proxy crashes only after the response is complete
        def callback():
          try:
            ctx.finish()

          except RuntimeError:
            pass

          # Open another connection
          class factory(protocol.ClientFactory):
            def clientConnectionFailed(ctx, connector, reason):
              print 'not ok 1 - Did the proxy crash?  (Can\'t open another connection to it.)'

              reactor.stop()

            class protocol(protocol.Protocol):
              def connectionMade(ctx):
                print 'ok 1 - The proxy didn\'t crash (opened another connection to it)'

                reactor.stop()

          reactor.callLater(1, tcp.Connector('localhost', 8080, factory(), 30, None, reactor).connect)

        reactor.callLater(1, callback)

origin = tcp.Port(0, factory())
origin.startListening()

print '# Listening on {0}:{1}'.format(*origin.socket.getsockname())

class factory(protocol.ClientFactory):
  def clientConnectionFailed(ctx, connector, reason):

    print 'Bail out!'
    reason.printTraceback()

    reactor.stop()

  class protocol(protocol.Protocol):
    def connectionMade(ctx):
      ctx.transport.write('GET {0}:{1} HTTP/1.1\r\n\r\n'.format(*origin.socket.getsockname()))

      # Disconnect after the proxy sends the response headers
      reactor.callLater(1, ctx.transport.loseConnection)

tcp.Connector('localhost', 8080, factory(), 30, None, reactor).connect()

reactor.run()
