dickWSServer.js

var clients = [];
var uuid = require('node-uuid');
var WebSocketServer = require('ws').Server,
  wss = new WebSocketServer({ port: 8080 });

wss.on('connection', function (ws) {
  var client_uuid = uuid.v4();
  var nickname = client_uuid.substr(0, 8);
  clients.push({ "id": client_uuid, "ws": ws, "nickname": nickname });
  console.log('client [%s] connected', client_uuid);
  ws.on('message', function (message) {
    for (var i = 0; i < clients.length; i++) {
      var clientSocket = clients[i].ws;
      console.log('client [%s]:%s', clients[i].id, message);
      clientSocket.send(JSON.stringify({
        "id": client_uuid,
        "message": message
      }));
    }
  });

  ws.on('close', function () {
    for (var i = 0; i < clients.length; i++) {
      if (clients[i].id == client_uuid) {
        console.log('client [%s] disconnected', client_uuid);
        clients.splice(i, 1);
      }
    }
  })
})