doc/core/examples/chatserver.py

   1 """The most basic chat protocol possible.
   2
   3 run me with twistd -y chatserver.py, and then connect with multiple
   4 telnet clients to port 1025
   5 """
   6
   7 from twisted.protocols import basic
   8
   9
  10
  11 class MyChat(basic.LineReceiver):
  12     def connectionMade(self):
  13         print "Got new client!"
  14         self.factory.clients.append(self)
  15
  16     def connectionLost(self, reason):
  17         print "Lost a client!"
  18         self.factory.clients.remove(self)
  19
  20     def lineReceived(self, line):
  21         print "received", repr(line)
  22         for c in self.factory.clients:
  23             c.message(line)
  24
  25     def message(self, message):
  26         self.transport.write(message + '\n')
  27
  28
  29 from twisted.internet import protocol
  30 from twisted.application import service, internet
  31
  32 factory = protocol.ServerFactory()
  33 factory.protocol = MyChat
  34 factory.clients = []
  35
  36 application = service.Application("chatserver")
  37 internet.TCPServer(1025, factory).setServiceParent(application)