nodejs share session

var Store = require('express-session').Store;function JXSessionStore() {    Store.call(this);}JXSessionStore.prototype.__proto__ = Store.prototype;jx mt-keep:5 indexJXSessionStore.prototype.get = function (sessionId, callback) {    var session = jxcore.store.shared.read(sessionId);    var sessionParsed = session ? JSON.parse(session) : null;    callback(null, sessionParsed);}JXSessionStore.prototype.set = function (sessionId, session, callback) {    jxcore.store.shared.set(sessionId, JSON.stringify(session));    callback(null, session);}JXSessionStore.prototype.touch = function (sessionId, session, callback) {    jxcore.store.shared.set(sessionId, session);    callback(null);}JXSessionStore.prototype.destroy = function (sessionId, callback) {    jxcore.store.shared.remove(sessionId);    callback(null);}jx install [email protected] --savejx install [email protected] --savevar app = require('express')(),    server = require('http').createServer(app),    Session = require('express-session');// set session middlewareapp.use(new Session({    store: new JXSessionStore(), // use custom store    resave: true,    saveUninitialized: false,    secret: 'TEST_SECRET',    cookie: {        maxAge: 900000 // keep cookie    }}));// get session dataapp.get('/', function (req, res) {    res.send({        foo: req.session.foo || 'Not set. Go to \'/set\' to set value.',        thread: process.threadId    });});// set session dataapp.get('/set', function (req, res) {    req.session.foo = 'bar';    res.send({        thread: process.threadId,        message: 'foo value set to \'bar\' in session.'    });});// start servervar port = 80;server.listen(port, function () {    console.log("server (thread %s) listening on port %s", process.threadId, port);});