server.py

import socket
import threading


HEADER = 64
PORT = 5050
SERVER = socket.gethostbyname(socket.gethostname())

# print(socket.gethostname())
ADDR = (SERVER, PORT)
FORMAT = 'utf-8'
DISCONNECT_MESSAGE = "!DISCONNECT" 

server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.bind(ADDR)

 


def handle_client(conn, addr):
    print(f"[NEW CONNECTION] {addr} connected.")
    connected = True
    while connected:
        msg_length = conn.recv(HEADER).decode(FORMAT)
        if msg_length: 
            msg_length =int(msg_length) 
            msg =conn.recv(msg_length).decode(FORMAT)
            if msg == DISCONNECT_MESSAGE:
                connected= False   
            
            print(f"[{addr}] {msg}") 
            conn.send("Msg recieved".encode(FORMAT))
    conn.close()                
def start(): 
    server.listen()
    print(f"[LISTENING] server is listening on {SERVER} ")
    while True:
       conn,addr= server.accept()
       thread = threading.Thread(target=handle_client, args=(conn, addr))
       thread.start()
       print(f"[ACTIVE CONNECTIONS] {threading.activeCount()-1}")

print("[STARTING] server is starting..")
start()