#! /usr/bin/env python3

import sys,os,socket,time,select

connsock = socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0)
connsock.bind(("",8801))
connsock.listen(5)
nb_open = 0
# Create list of potential readers and place connection socket in 
# first position
potential_readers = [connsock]
first = True

while first or nb_open > 0:
    first = False 
    readers,_,_ = select.select(potential_readers,[],[],60)
    for sock_ready in readers:
        if sock_ready == connsock:
            conn,(addr,port) = connsock.accept()
            potential_readers.append(conn)
            print("Incoming connexion from %s on port %d..."%(addr,port))
            input("Appuyer sur entree...")
            nb_open+=1
        else:
            msg=sock_ready.recv(1024)
            if (len(msg) == 0):
                print("NULL message. Closing connection...")
                sock_ready.close()
                # Remove the closed connection from potential readers
                potential_readers.remove(sock_ready)
                nb_open -= 1
            else: os.write(1,msg)
connsock.close()
print("last connection closed. Bye!")
sys.exit(0)