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[英]How to communicate with clients from python socket server individually?
[英]How to send request disconnect from server to all clients and server still live (python socket)
當我斷開服務器中的所有客戶端時,服務器不會繼續直播。 我該如何為生活服務器做些什么
import socket, threading, tkinter
服務器
import socket, threading, tkinter
import time
def sendDisconnectAll(my_clients):
for client in my_clients:
conn = client[0]
conn.sendall('Disconnect'.encode('utf8'))
conn.close()
def handle_client(conn, addr):
while True:
try:
request_from_clients = conn.recv(1024).decode('utf8') #sample request
print(request_from_clients)
if request_from_clients == 'SignIn':
conn.sendall('Accept Sign in'.encode('utf8'))
except:
print('Client has been shutdown')
break
my_clients = []
def live_server():
global thr
global s
while True:
try:
conn, addr = s.accept()
my_clients.append((conn, addr))
thr = threading.Thread(target=handle_client, args=(conn, addr))
thr.daemon = True
thr.start()
except:
print("Error")
HOST = '127.0.0.1'
PORT = 8000
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((HOST, PORT))
s.listen()
print('HOST: ', HOST)
print('PORT: ', PORT)
thr = threading.Thread(target=live_server)
thr.daemon = True
thr.start()
count_time = time.time()
while True:
now = time.time()
if (int(now - count_time) + 1) % 10 == 0: #Disconnect all clients after 10 seconds
count_time = now
request = 'Disconnect'
print('Disconnec all')
sendDisconnectAll(my_clients)
客戶
import socket, threading
import tkinter as tk
from tkinter import *
def signIn():
global client
request = 'SignIn'
try:
client.sendall(request.encode('utf8'))
client.recv(1024).decode('utf8')
except:
print('Server has been shutdown')
IP = input("Enter IP: ")
PORT = input("Enter PORT: ")
client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
client.connect((IP, int(PORT)))
except:
print("Can't connect to server")
client.close()
def live_client():
global client
while True:
print(client.recv(1024).decode('utf8'))
thr = threading.Thread(target=live_client)
thr.daemon = True
thr.start()
app = Tk()
app.title('CLIENT')
but_connect = tk.Button(app, text="SIGN IN",
width=20, command=signIn)
but_connect.pack(pady=6)
app.mainloop()
謝謝!
問題是您只將客戶端添加到my_clients
列表中。 讓我們看看服務器中發生了什么:
my_clients
關閉所有客戶端 sockets 后必須清除my_clients
列表:
def sendDisconnectAll(my_clients):
for client in my_clients:
conn = client[0]
conn.sendall('Disconnect'.encode('utf8'))
conn.close()
my_clients.clear()
當心:我沒有看客戶端代碼......
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