详解python中TCP协议中的粘包问题-创新互联
TCP协议中的粘包问题
1.粘包现象
基于TCP实现一个简易远程cmd功能
#服务端 import socket import subprocess sever = socket.socket() sever.bind(('127.0.0.1', 33521)) sever.listen() while True: client, address = sever.accept() while True: try: cmd = client.recv(1024).decode('utf-8') p1 = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr= subprocess.PIPE) data = p1.stdout.read() err_data = p1.stderr.read() client.send(data) client.send(err_data) except ConnectionResetError: print('connect broken') client.close() break sever.close() #客户端 import socket client = socket.socket() client.connect(('127.0.0.1', 33521)) while True: cmd = input('请输入指令(Q\q退出)>>:').strip().lower() if cmd == 'q': break client.send(cmd.encode('utf-8')) data = client.recv(1024) print(data.decode('gbk')) client.close()
文章标题:详解python中TCP协议中的粘包问题-创新互联
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