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#!/usr/bin/env python3
import sys,socket,os
def chat_server(port):
whoami = os.getenv("USER")
try:
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.bind(('',port))
s.listen()
conn,addr = s.accept()
print(f"Connexion depuis {addr[0]} sur le port {addr[1]}")
while True:
data = conn.recv(1024)
print(data.decode())
reponse = input("moi > ")
reponse = whoami+" > "+reponse
conn.sendall(reponse.encode())
except KeyboardInterrupt:
s.close()
finally:
print("bye")
if __name__ == "__main__":
try:
chat_server(int(sys.argv[1]))
except IndexError:
print(f"{sys.argv[0]} demande un numéro de port en argument")
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