day02-tcp-CS框架

流程图

代码区

Client

def tcp_client():
    try:
        tcp_socket = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
        tcp_socket.connect(("10.1.50.131",8282))
        t = time.strftime("%H:%M:%S",time.localtime())
        send_data(soc=tcp_socket,data=t)
        #20秒后关闭连接
        # threading.Thread(target=close_tcp_client)
        #一直循环接受tcp服务器的消息
        while 1:
            receive_data = tcp_socket.recv(10240)
            print(str(receive_data, 'utf-8'))
            time.sleep(2)
            tcp_socket.send(receive_data)
    except BaseException:
        print(error)        
ESSendData = Union[Any, str]
   
def send_data(soc:socket.socket,data:str = ...,):
    encode_data = data.encode("utf-8")
    soc.send(encode_data)

def close_tcp_client(soc:socket.socket):
    time.sleep(20)
    soc.close()
        
if __name__ == "__main__":
    tcp_client()

service

from concurrent.futures import thread
from distutils.log import error
from json.tool import main
import socket
import time
from typing import Any, Union
import threading


def tcp_service():      
    
    #这个socket仅仅用于监听，不进行通讯，通讯的socket是通过accept来返回新的socket
    tcp_service = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    tcp_service.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,True)
    tcp_service.bind(("10.1.50.131",8282))
    #最大监听数
    tcp_service.listen(128)
    while 1:
        #返回元组，client_socket(和客户端通讯的socket)、client_address = (IP，port) 客户端的地址
        client_socket,client_address  = tcp_service.accept()
        #新建一个线程用于接收新的消息
        sub_recv = threading.Thread(target=recv,args=(client_socket,))
        sub_recv.start()


def recv(client_socket):
    while 1:
        data = client_socket.recv(1024)
        print(data.decode("utf-8"))
        time.sleep(2)
        client_socket.send(data)

        if len(data) == 0 :
            print("客户端已经断开")
            break
            

               
if __name__ == "__main__":
    tcp_service()