def run(self):
""" Starts the thread.
"""
# Creates the socks5 proxy socket
self.s = socksocket()
self.s.setproxy(PROXY_TYPE_SOCKS5, self.proxy, port=self.proxy_port)
# The hostname MUST be SHA1(SID + Requester JID + Target JID)
# where the output is hexadecimal-encoded (not binary).
digest = sha1()
digest.update(self.sid) # SID
digest.update(self.requester) # Requester JID
digest.update(self.target) # Target JID
# Computes the digest in hex.
dest = '%s' % digest.hexdigest()
# The port MUST be 0.
self.s.connect((dest, 0))
log.info('Socket connected.')
self.connected.set()
# Blocks until the socket need to be closed.
self.listen()
# Closes the socket.
self.s.close()
log.info('Socket closed.')
def _connect_proxy(self,
sid,
requester,
target,
proxy,
proxy_port,
peer=None):
""" Establishes a connection between the client and the server-side
Socks5 proxy.
sid : The StreamID. <str>
requester : The JID of the requester. <str>
target : The JID of the target. <str>
proxy_host : The hostname or the IP of the proxy. <str>
proxy_port : The port of the proxy. <str> or <int>
peer : The JID for the other side of the stream, regardless
of target or requester status.
"""
# Because the xep_0065 plugin uses the proxy_port as string,
# the Proxy class accepts the proxy_port argument as a string
# or an integer. Here, we force to use the port as an integer.
proxy_port = int(proxy_port)
sock = socksocket()
sock.setproxy(PROXY_TYPE_SOCKS5, proxy, port=proxy_port)
# The hostname MUST be SHA1(SID + Requester JID + Target JID)
# where the output is hexadecimal-encoded (not binary).
digest = sha1()
digest.update(sid)
digest.update(str(requester))
digest.update(str(target))
dest = digest.hexdigest()
# The port MUST be 0.
sock.connect((dest, 0))
log.info('Socket connected.')
_close = sock.close
def close(*args, **kwargs):
with self._sessions_lock:
if sid in self._sessions:
del self._sessions[sid]
_close()
log.info('Socket closed.')
sock.close = close
sock.peer_jid = peer
sock.self_jid = target if requester == peer else requester
self.xmpp.event('socks_connected', sid)
return sock
def _connect_proxy(self, sid, requester, target, proxy, proxy_port, peer=None):
""" Establishes a connection between the client and the server-side
Socks5 proxy.
sid : The StreamID. <str>
requester : The JID of the requester. <str>
target : The JID of the target. <str>
proxy_host : The hostname or the IP of the proxy. <str>
proxy_port : The port of the proxy. <str> or <int>
peer : The JID for the other side of the stream, regardless
of target or requester status.
"""
# Because the xep_0065 plugin uses the proxy_port as string,
# the Proxy class accepts the proxy_port argument as a string
# or an integer. Here, we force to use the port as an integer.
proxy_port = int(proxy_port)
sock = socksocket()
sock.setproxy(PROXY_TYPE_SOCKS5, proxy, port=proxy_port)
# The hostname MUST be SHA1(SID + Requester JID + Target JID)
# where the output is hexadecimal-encoded (not binary).
digest = sha1()
digest.update(sid.encode('utf-8'))
digest.update(str(requester).encode('utf-8'))
digest.update(str(target).encode('utf-8'))
dest = digest.hexdigest()
# The port MUST be 0.
sock.connect((dest, 0))
log.info('Socket connected.')
_close = sock.close
def close(*args, **kwargs):
with self._sessions_lock:
if sid in self._sessions:
del self._sessions[sid]
_close()
log.info('Socket closed.')
sock.close = close
sock.peer_jid = peer
sock.self_jid = target if requester == peer else requester
self.xmpp.event('socks_connected', sid)
return sock
