| import socket | |
| import sys | |
| if len(sys.argv) != 2: | |
| print("Usage: python check_port.py <port>") | |
| sys.exit(1) | |
| port = int(sys.argv[1]) | |
| sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
| sock.settimeout(1) | |
| result = sock.connect_ex(('127.0.0.1', port)) | |
| if result == 0: | |
| print("LISTENING") | |
| else: | |
| print("NOT LISTENING") | |
| sock.close | |