def CreateServer(self):
listen_sock = tincanchat.create_listen_socket(HOST, PORT)
addr = listen_sock.getsockname()
print("Listening on {}".format(addr))
listen_thread = threading.Thread(target=self.handle_Server_Listen,
args=[listen_sock],
daemon=True)
listen_thread.start()
def create_client(sock):
'''Return an object representing a client'''
return SimpleNamespace(sock=sock, rest=bytes(), send_queue=deque())
def broadcast_msg(msg):
'''Add message to all connected clients' queues'''
data = tincanchat.prep_msg(msg)
for client in clients.values():
client.send_queue.append(data)
poll.register(client.sock, select.POLLOUT)
if __name__ == '__main__':
listen_sock = tincanchat.create_listen_socket(HOST, PORT)
poll = select.poll()
poll.register(listen_sock, select.POLLIN)
addr = listen_sock.getsockname()
print("Listening on {}".format(addr))
# This is the event loop. Loop indefinitely, processing eveents
# on all sockets when they occur
while True:
# Iterate over all socket with events
for fd, event in poll.poll():
if event & (select.POLLHUP | select.POLLERR | select.POLLNVAL):
poll.unregister(fd)
del clients[fd]
import tincanchat
HOST = tincanchat.HOST
PORT = tincanchat.PORT
def handle_client(sock, addr):
""" Receive data from the client via sock and echo it back """
try:
msg = tincanchat.recv_msg(sock) # Blocks until received
# complete message
print('{}: {}'.format(addr, msg))
tincanchat.send_msg(sock, msg) # Blocks until sent
except (ConnectionError, BrokenPipeError):
print('Socket error')
finally:
print('Closed connection to {}'.format(addr))
sock.close()
if __name__ == '__main__':
listen_sock = tincanchat.create_listen_socket(HOST, PORT)
addr = listen_sock.getsockname()
print('Listening on {}'.format(addr))
while True:
client_sock,addr = listen_sock.accept()
print('Connection from {}'.format(addr))
handle_client(client_sock, addr)
import threading
import tincanchat
host = tincanchat.host
port = tincanchat.port
def handle_client(sock, addr):
""" Receive one msg and echo it back to client, then close socket"""
try:
msg = tincanchat.recv_msg(sock)
msg = '{}: {}'.format(addr, msg)
print(msg)
tincanchat.send_msg(sock, msg)
except (ConnectionError, BrokenPipeError):
print('Socket error')
finally:
print('Closed connection to {}'.format(addr))
sock.close()
if __name__ == '__main__':
listen_sock = tincanchat.create_listen_socket(host, port)
addr = listen_sock.getsockname()
print('Listening on {}'.format(addr))
while True:
client_sock,addr = listen_sock.accept()
thread = threading.Thread(target=handle_client, args=[client_sock, addr],
daemon=True)
thread.start()
print('Connection from {}'.format(addr))
