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Code sample for app.js

This app.js file includes the additions from all of the main steps in this lab. If you want to copy and paste code to move through the steps faster and avoid possible typos, use this sample code.

Be sure to update the callback_url variable to match your Bluemix application host name.


/*eslint-env node*/
// node.js starter application for Bluemix
// This application uses express as its web server
// for more info, see: http://expressjs.com
var express = require('express');
var passport = require('passport');
var cookieParser = require('cookie-parser');
var session = require('express-session');

// cfenv provides access to your Cloud Foundry environment
// for more info, see: https://www.npmjs.com/package/cfenv
var cfenv = require('cfenv');

// create a new express server
var app = express();

app.use(session({resave: 'true', saveUninitialized: 'true' , secret: 'keyboard cat'}));

passport.serializeUser(function(user, done) {
   done(null, user);

passport.deserializeUser(function(obj, done) {
   done(null, obj);

// VCAP_SERVICES contains all the credentials of services bound to
// this application. For details of its content, please refer to
// the document or sample of each service.
var services = JSON.parse(process.env.VCAP_SERVICES || "{}");
var ssoConfig = services.SingleSignOn[0];
var client_id = ssoConfig.credentials.clientId;
var client_secret = ssoConfig.credentials.secret;
var authorization_url = ssoConfig.credentials.authorizationEndpointUrl;
var token_url = ssoConfig.credentials.tokenEndpointUrl;
var issuer_id = ssoConfig.credentials.issuerIdentifier;
var callback_url = 'https://CHANGE-ME.mybluemix.net/auth/sso/callback';

var OpenIDConnectStrategy = require('passport-idaas-openidconnect').IDaaSOIDCStrategy;
var Strategy = new OpenIDConnectStrategy({
                 authorizationURL : authorization_url,
                 tokenURL : token_url,
                 clientID : client_id,
                 scope: 'openid',
                 response_type: 'code',
                 clientSecret : client_secret,
                 callbackURL : callback_url,
                 skipUserProfile: true,
                 issuer: issuer_id},
	function(iss, sub, profile, accessToken, refreshToken, params, done)  {
	         	process.nextTick(function() {
		profile.accessToken = accessToken;
		profile.refreshToken = refreshToken;
		done(null, profile);

app.get('/login', passport.authenticate('openidconnect', {}));

function ensureAuthenticated(req, res, next) {
	if(!req.isAuthenticated()) {
	          	req.session.originalUrl = req.originalUrl;
	} else {
		return next();

app.get('/auth/sso/callback',function(req,res,next) {
             var redirect_url = req.session.originalUrl;
             passport.authenticate('openidconnect', {
                     successRedirect: redirect_url,
                     failureRedirect: '/failure',

app.get('/hello', ensureAuthenticated, function(req, res) {
             res.send('Hello, '+ req.user['id'] + '!'); });

app.get('/failure', function(req, res) {
             res.send('login failed'); });

app.get('/logout', function(req, res) {
      res.redirect('https://' + issuer_id + '/idaas/mtfim/sps/idaas/logout');

// serve the files out of ./public as our main files
app.use(express.static(__dirname + '/public'));

// get the app environment from Cloud Foundry
var appEnv = cfenv.getAppEnv();

// start server on the specified port and binding host
app.listen(appEnv.port, '', function() {
  // print a message when the server starts listening
  console.log("server starting on " + appEnv.url);