mirror of
https://github.com/dense-analysis/ale
synced 2024-12-28 17:12:23 +00:00
41 lines
901 B
Python
41 lines
901 B
Python
"""
|
|
This Python script creates a TCP server that does nothing but send its input
|
|
back to the client that connects to it. Only one argument must be given, a port
|
|
to bind to.
|
|
"""
|
|
import os
|
|
import socket
|
|
import sys
|
|
|
|
|
|
def main():
|
|
if len(sys.argv) < 2 or not sys.argv[1].isdigit():
|
|
sys.exit('You must specify a port number')
|
|
|
|
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
|
sock.bind(('127.0.0.1', int(sys.argv[1])))
|
|
sock.listen(0)
|
|
|
|
pid = os.fork()
|
|
|
|
if pid:
|
|
print(pid)
|
|
sys.exit()
|
|
|
|
while True:
|
|
connection = sock.accept()[0]
|
|
connection.settimeout(5)
|
|
|
|
while True:
|
|
try:
|
|
connection.send(connection.recv(1024))
|
|
except socket.timeout:
|
|
break
|
|
|
|
connection.close()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|