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| 1 | # Echo server program | |
| 2 | import socket | |
| 3 | import os | |
| 4 | import time | |
| 5 | ||
| 6 | HOST = '' | |
| 7 | PORT = 5000 | |
| 8 | s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
| 9 | s.bind((HOST, PORT)) | |
| 10 | s.listen(1) | |
| 11 | ||
| 12 | pid = os.fork() | |
| 13 | print 'pid', pid | |
| 14 | - | if not pid: |
| 14 | + | if pid: |
| 15 | s.close() | |
| 16 | while True: | |
| 17 | time.sleep(1) | |
| 18 | ||
| 19 | while True: | |
| 20 | conn, addr = s.accept() | |
| 21 | print pid, 'Connected by', addr | |
| 22 | while 1: | |
| 23 | data = conn.recv(1) | |
| 24 | if not data: break | |
| 25 | conn.sendall(data) | |
| 26 | conn.close() |
