Scaling Out Socket.IO with Windows Azure Service Bus

app.js

// Setup the Service Bus store for Socket.IO
var sbstore = require('socket.io-servicebus');
io.configure(function () {
  io.set("transports", ["xhr-polling"]); 
  io.set("polling duration", 30); 
  io.set('store', new sbstore({
    topic: nconf.get("SERVICE_BUS_TOPIC"),
    connectionString: nconf.get("CUSTOMCONNSTR_SERVICEBUS"),
    logger: io.get('logger')
  }));
});