Python Site.connectionLost方法代码示例

# 需要导入模块: from twisted.web.server import Site [as 别名]
# 或者: from twisted.web.server.Site import connectionLost [as 别名]
    def request(self, method, uri, headers=None, bodyProducer=None):
        """
        Implement IAgent.request.
        """
        # We want to use Agent to parse the HTTP response, so let's ask it to
        # make a request against our in-memory reactor.
        response = self._realAgent.request(method, uri, headers, bodyProducer)

        # That will try to establish an HTTP connection with the reactor's
        # connectTCP method, and MemoryReactor will place Agent's factory into
        # the tcpClients list.  We'll extract that.
        host, port, factory, timeout, bindAddress = (
            self._memoryReactor.tcpClients[0])

        # Then we need to convince that factory it's connected to something and
        # it will give us a protocol for that connection.
        protocol = factory.buildProtocol(None)

        # We want to capture the output of that connection so we'll make an
        # in-memory transport.
        clientTransport = StringTransport()

        # When the protocol is connected to a transport, it ought to send the
        # whole request because callers of this should not use an asynchronous
        # bodyProducer.
        protocol.makeConnection(clientTransport)

        # Get the data from the request.
        requestData = clientTransport.io.getvalue()

        # Now time for the server to do its job.  Ask it to build an HTTP
        # channel.
        channel = Site(self._rootResource).buildProtocol(None)

        # Connect the channel to another in-memory transport so we can collect
        # the response.
        serverTransport = StringTransport()
        serverTransport.hostAddr = IPv4Address('TCP', '127.0.0.1', 80)
        channel.makeConnection(serverTransport)

        # Feed it the data that the Agent synthesized.
        channel.dataReceived(requestData)

        # Tell it that the connection is now complete so it can clean up.
        channel.connectionLost(Failure(ConnectionDone()))

        # Now we have the response data, let's give it back to the Agent.
        protocol.dataReceived(serverTransport.io.getvalue())

        # By now the Agent should have all it needs to parse a response.
        protocol.connectionLost(Failure(ConnectionDone()))

        # Return the response in the accepted format (Deferred firing
        # IResponse).  This should be synchronously fired, and if not, it's the
        # system under test's problem.
        return response