/Demo/sockets/echosvr.py
http://unladen-swallow.googlecode.com/ · Python · 31 lines · 20 code · 5 blank · 6 comment · 4 complexity · 225f1c84c2b40234d26ba133a0795d7f MD5 · raw file
- #! /usr/bin/env python
- # Python implementation of an 'echo' tcp server: echo all data it receives.
- #
- # This is the simplest possible server, servicing a single request only.
- import sys
- from socket import *
- # The standard echo port isn't very useful, it requires root permissions!
- # ECHO_PORT = 7
- ECHO_PORT = 50000 + 7
- BUFSIZE = 1024
- def main():
- if len(sys.argv) > 1:
- port = int(eval(sys.argv[1]))
- else:
- port = ECHO_PORT
- s = socket(AF_INET, SOCK_STREAM)
- s.bind(('', port))
- s.listen(1)
- conn, (remotehost, remoteport) = s.accept()
- print 'connected by', remotehost, remoteport
- while 1:
- data = conn.recv(BUFSIZE)
- if not data:
- break
- conn.send(data)
- main()