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检查远程服务器端口是否开启
轮询检查远程服务器所有端口是否开启
Python代码:import socketimport syshost = sys.argv[1]mode = sys.argv[2]def check_port(host, port): sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(5) result = sock.connect_ex((host, port)) if result == 0: print(f"{port} is open") else: print(f"{port} is not open") sock.close()def check_ports(host, start_port, end_port): open_ports = [] for port in range(start_port, end_port + 1): sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(1) result = sock.connect_ex((host, port)) if result == 0: open_ports.append(port) sock.close() return open_portsif mode=="all": open_ports = check_ports(host, 1, 65535) print("Open ports on {}: {}".format(host, open_ports))else: port = int(mode) check_port(host, port)使用示例:
python xx.py [host] [port] //指定端口python xx.py [host] 'all'//轮询所有端口
