#!/usr/bin/python

import socket,struct,sys,os,signal

vpnip="127.0.0.1"
vpnport=int(sys.argv[1]) # 110 25

signal.signal(signal.SIGCHLD, lambda a,b: os.waitpid(-1,os.WNOHANG))

sock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
sock.bind((vpnip,vpnport))
sock.listen(10)

while 1:
  try: (conn,addr)=sock.accept()
  except socket.error: continue

  if os.fork():
    conn.close()
    continue

  os.dup2(conn.fileno(),0)
  os.dup2(conn.fileno(),1)
  conn.close()
  sock.close()

  os.execvp("ssh",("ssh","-i","/home/landley/.ssh/id_dsa","landley@66.92.53.140","./netcat","192.168.1.31",str(vpnport)))