Python-сообщество

import socket
import select
import threading

# Input Thread TEMPORARY
class input_thread(threading.Thread):
    def __init__(self,self_to_client):
        self.self_to_client = self_to_client
        threading.Thread.__init__(self)

    def run(self):
        while 1:
            comtochar = raw_input ()
            if comtochar == 's':
                print "Send attack packet"
                self.self_to_client.send("put packet here\n")

# Data
buff_len = 4096
data_to_serv = ''
data_to_client = ''

# Socket server
server_host = 'sock_serv_here.net'
server_port = 9775

self_to_server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self_to_server.connect((server_host,server_port))
self_to_server.setblocking(0)

# PROXY
proxy_host = '127.0.0.1'
proxy_port = 20000

listening_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
listening_sock.bind((proxy_host, proxy_port))
listening_sock.listen(1)
listening_sock.setblocking(0)

# Wait connection cycle
print 'Wait for connection'
while 1:
    try:
        self_to_client, addr = listening_sock.accept()
        self_to_client.setblocking(0)
        print 'Client connected'
        break
    except socket.error, (errcode, errmsg):
        if errcode == 10035:
            pass
        else:
            print "[%s] %s"
            raise(socket.error)
print 'Listening socket closed'
listening_sock.close()
input_thread(self_to_client).start()


# Main Cycle
print 'Start tunnelling'
while 1:
    try:
        data_to_serv = self_to_client.recv(buff_len)
    except socket.error, (errcode, errmsg):
        if errcode == 10035:
            pass
        else:
            raise(socket.error)
    try:
        if data_to_serv != '':
            self_to_server.send(data_to_serv)
            data_to_serv = ''
    except socket.error, (errcode, errmsg):
        if errcode == 10035:
            pass
        else:
            raise(socket.error)
    try:
        data_to_client = self_to_server.recv(buff_len)
    except socket.error, (errcode, errmsg):
        if errcode == 10035:
            pass
        else:
            raise(socket.error)
    try:
        if data_to_client != '':
            self_to_client.send(data_to_client)
            data_to_client = ''
    except socket.error, (errcode, errmsg):
        if errcode == 10035:
            pass
        else:
            raise(socket.error)

self_to_client.close()
self_to_server.close()