Created
September 16, 2011 17:13
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A ZeroMQ - SocketIO gateway using TornadIO
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| import os | |
| import zmq | |
| from zmq.eventloop import ioloop, zmqstream | |
| ioloop.install() | |
| import tornado | |
| import tornado.web | |
| import tornadio | |
| import tornadio.router | |
| import tornadio.server | |
| ROOT = os.path.normpath(os.path.dirname(__file__)) | |
| class IndexHandler(tornado.web.RequestHandler): | |
| def get(self): | |
| self.render("index.html") | |
| class ClientConnection(tornadio.SocketConnection): | |
| clients = set() | |
| @classmethod | |
| def dispatch_message(cls, message): | |
| for client in cls.clients: | |
| client.send(message) | |
| def on_open(self, *args, **kwargs): | |
| self.clients.add(self) | |
| def on_message(self, message): | |
| pass | |
| def on_close(self): | |
| self.clients.remove(self) | |
| WebClientRouter = tornadio.get_router(ClientConnection) | |
| application = tornado.web.Application( | |
| [(r"/", IndexHandler), WebClientRouter.route()], | |
| enabled_protocols = ['websocket', 'flashsocket', 'xhr-multipart', 'xhr-polling'], | |
| flash_policy_port = 843, | |
| flash_policy_file = os.path.join(ROOT, 'flashpolicy.xml'), | |
| socket_io_port = 8001 | |
| ) | |
| if __name__ == '__main__': | |
| import logging | |
| logging.getLogger().setLevel(logging.DEBUG) | |
| context = zmq.Context() | |
| socket = context.socket(zmq.SUB) | |
| socket.bind('tcp://127.0.0.1:5000') | |
| socket.setsockopt(zmq.SUBSCRIBE, '') | |
| stream = zmqstream.ZMQStream(socket, tornado.ioloop.IOLoop.instance()) | |
| stream.on_recv(ClientConnection.dispatch_message) | |
| tornadio.server.SocketServer(application) |
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| <?xml version="1.0"?> | |
| <!DOCTYPE cross-domain-policy SYSTEM "/xml/dtds/cross-domain-policy.dtd"> | |
| <cross-domain-policy> | |
| <allow-access-from domain="*" to-ports="*" /> | |
| </cross-domain-policy> |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script> | |
| <script src="http://cdn.socket.io/stable/socket.io.js"></script> | |
| <script>WEB_SOCKET_SWF_LOCATION = 'http://cdn.socket.io/stable/WebSocketMain.swf';</script> | |
| <script> | |
| window.onload = function() { | |
| var s = new io.Socket(window.location.hostname, {port: 8001, rememberTransport: false}); | |
| s.connect(); | |
| s.addEvent('connect', function() { | |
| $("#chat").append("<div>Connected!</div>"); | |
| }); | |
| s.addEvent('message', function(data) { | |
| $("#chat").append("<div>" + data + "</div>"); | |
| }); | |
| }; | |
| </script> | |
| </head> | |
| <body> | |
| <h3>0MQ - WebSocket test</h3> | |
| <div id="chat" style="width: 60em; height: 20em; overflow:auto; border: 1px solid black"> | |
| </div> | |
| </body> | |
| </html> |
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| import zmq | |
| context = zmq.Context() | |
| socket = context.socket(zmq.PUB) | |
| socket.setsockopt(zmq.LINGER, 0) # discard unsent messages on close | |
| socket.connect('tcp://127.0.0.1:5000') | |
| while True: | |
| msg = raw_input('> ') | |
| if msg == 'quit': | |
| break | |
| else: | |
| socket.send(msg) | |
| socket.close() |
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