Curso-lenguaje-python/python-ofensivo/07_conexiones_red_protocolos/04_socket/server.py

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#!/usr/bin/env python3
import socket
import threading
import pdb
class ClientThread(threading.Thread):
def __init__(self, conn, addr):
super().__init__()
self.conn = conn
self.addr = addr
print(f"\nConexión establecida desde {self.addr}")
def run(self):
msg = ''
while True:
data = self.conn.recv(1024)
msg = data.decode()
# pdb.set_trace() # Breakpoint
if msg.strip() == 'bye':
break
print(f"\n[+] Recibido del cliente {self.addr}: {msg.strip()}")
self.conn.send(data)
print(f"\n[-] Cliente {self.addr} desconectado")
self.conn.close()
HOST = 'localhost'
PORT = 1234
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
# Alterar propiedades del socket
# Reutilizar direcciones
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# Otras propiedades: https://docs.python.org/3/library/socket.html#socket.socket.setsockopt
# socket.IPPROTO_IP, socket.IPPROTO_IPV6, socket.IPPROTO_TCP, socket.IPPROTO_UDP...
# Enlazar socket a dirección y puerto
s.bind((HOST, PORT))
print(f"Servidor TCP escuchando en {HOST}:{PORT}")
while True:
s.listen()
conn, addr = s.accept()
new_thread = ClientThread(conn, addr)
new_thread.start()