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| #! /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()
|
|
