| Server IP : 74.208.127.88 / Your IP : 3.17.183.238 Web Server : Apache/2.4.41 (Ubuntu) System : Linux ubuntu 5.4.0-163-generic #180-Ubuntu SMP Tue Sep 5 13:21:23 UTC 2023 x86_64 User : www-data ( 33) PHP Version : 7.4.3-4ubuntu2.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/self/root/usr/lib/python3/dist-packages/twisted/protocols/ |
Upload File : |
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
A simple port forwarder.
"""
# Twisted imports
from twisted.internet import protocol
from twisted.python import log
class Proxy(protocol.Protocol):
noisy = True
peer = None
def setPeer(self, peer):
self.peer = peer
def connectionLost(self, reason):
if self.peer is not None:
self.peer.transport.loseConnection()
self.peer = None
elif self.noisy:
log.msg("Unable to connect to peer: %s" % (reason,))
def dataReceived(self, data):
self.peer.transport.write(data)
class ProxyClient(Proxy):
def connectionMade(self):
self.peer.setPeer(self)
# Wire this and the peer transport together to enable
# flow control (this stops connections from filling
# this proxy memory when one side produces data at a
# higher rate than the other can consume).
self.transport.registerProducer(self.peer.transport, True)
self.peer.transport.registerProducer(self.transport, True)
# We're connected, everybody can read to their hearts content.
self.peer.transport.resumeProducing()
class ProxyClientFactory(protocol.ClientFactory):
protocol = ProxyClient
def setServer(self, server):
self.server = server
def buildProtocol(self, *args, **kw):
prot = protocol.ClientFactory.buildProtocol(self, *args, **kw)
prot.setPeer(self.server)
return prot
def clientConnectionFailed(self, connector, reason):
self.server.transport.loseConnection()
class ProxyServer(Proxy):
clientProtocolFactory = ProxyClientFactory
reactor = None
def connectionMade(self):
# Don't read anything from the connecting client until we have
# somewhere to send it to.
self.transport.pauseProducing()
client = self.clientProtocolFactory()
client.setServer(self)
if self.reactor is None:
from twisted.internet import reactor
self.reactor = reactor
self.reactor.connectTCP(self.factory.host, self.factory.port, client)
class ProxyFactory(protocol.Factory):
"""
Factory for port forwarder.
"""
protocol = ProxyServer
def __init__(self, host, port):
self.host = host
self.port = port