failing socket.io

gistfile1.txt

var app = require('express')();
var http = require('http').Server(app);

app.listen(configPort, function () {
  console.log('Config webserver listening on port ' + configPort);
});


var io = require('socket.io')(http);
app.get('/', function (req, res) {
  res.sendFile(__dirname + '/public/index.html');
});

app.get('/socket.io/socket.io.js', function (req, res) {
  res.sendFile(__dirname + '/public/socket.io.js');
});

io.on('connection', function (socket) {
  console.log('websocket client connected');
  socket.emit('welcome', msg);
});