auth-socket.js

var http = require("http")
var WebsocketServer = require("ws").Server
var Router = require("routes-router")
var AuthSocket = require("auth-socket")

var app = Router()
var auth = AuthSocket({
    authHandler: function (req, socket, head, cb) {}
})
var server = http.createServer(app)

var wss = new WebsocketServer({ noSserver: true })
wss.on("connection", function (stream) {
  // echo party
  stream.pipe(stream)
})

server.on("upgrade", function (req, socket, head) {
    auth(req, socket, head, function (err, user) {
        if (err) {
            // AUTH ERROR
            // CLOSE SOCKET
            return socket.end()
        }

        // if user is `null` then it's anonymous

        ws.handleUpgrade(req, socket, head, function (stream) {
            ws.emit("connection", stream)
        })
    })
})

server.listen(3000)

high-level-utility.js

var http = require("http")
var WebsocketServer = require("ws").Server
var Router = require("routes-router")
var AuthSocket = require("auth-socket")

var app = Router()
var auth = AuthSocket({
    authHandler: function (req, socket, head, cb) {}
})
var server = http.createServer(app)

var wss = new WebsocketServer({ noSserver: true })
wss.on("connection", function (stream, user) {
  // if `user` is null then it's anonymous
})

server.on("upgrade", auth.handleUpgrade(ws))

server.listen(3000)