def __init__(self):
self.participants = []
def handler(self, conn):
peer = conn.getPeer()
print('new connection from %s' % (peer, ))
conn.write("Welcome! There're %s participants already\n" %
(len(self.participants)))
self.participants.append(conn)
try:
for line in conn:
if line:
print('received from %s: %s' % (peer, line))
for buddy in self.participants:
if buddy is not conn:
buddy.sendline('from %s: %s' % (peer, line))
except Exception as ex:
print(peer, ex)
else:
print(peer, 'connection done')
finally:
conn.loseConnection()
self.participants.remove(conn)
print(__doc__)
chat = Chat()
from twisted.internet import reactor
reactor.listenTCP(8007, SpawnFactory(chat.handler, LineOnlyReceiverTransport))
reactor.run()
try:
while True:
x = source.recv()
if not x:
break
print 'forwarding %s bytes' % len(x)
dest.write(x)
finally:
dest.loseConnection()
def handler(local):
client = str(local.getHost())
print 'accepted connection from %s' % client
remote = GreenClientCreator(reactor, UnbufferedTransport).connectTCP(
remote_host, remote_port)
a = proc.spawn(forward, remote, local)
b = proc.spawn(forward, local, remote)
proc.waitall([a, b], trap_errors=True)
print 'closed connection to %s' % client
try:
local_port, remote_host, remote_port = sys.argv[1:]
except ValueError:
sys.exit(__doc__)
local_port = int(local_port)
remote_port = int(remote_port)
reactor.listenTCP(local_port, SpawnFactory(handler))
reactor.run()
