A simple nodejs web app with passport authentication.

var express  = require('express');
var app      = express();
var port     = process.env.PORT || 3112;
var mongoose = require('mongoose');
var passport = require('passport');
var flash    = require('connect-flash');

var morgan       = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser   = require('body-parser');
var session      = require('express-session');

var configDB = require('./config/database.js');

mongoose.connect(configDB.url);
require('./config/passport')(passport);

app.use(morgan('dev')); // log every request to the console
app.use(cookieParser()); // read cookies (needed for auth)
app.use(bodyParser.urlencoded({extended: false})); // get information from html forms

app.set('view engine', 'ejs');

app.use(session({resave: false, saveUninitialized: true, secret: 'secretsession' })); // session secret
app.use(passport.initialize());
app.use(passport.session()); // persistent login sessions
app.use(flash());

require('./app/routes.js')(app, passport); // load our routes and pass in our app and fully configured passport

app.listen(port);
console.log('Server running on ' + port);

{
  "name": "nodepassport",
  "version": "1.0.0",
  "description": "This is a sample project to learn nodejs with passport authentication",
  "main": "server.js",
  "scripts": {
    "test": "node server.js"
  },
  "repository": {
    "type": "git",
    "url": "null"
  },
  "keywords": [
    "passport",
    "node",
    "google"
  ],
  "author": "Kunal Gaurav",
  "license": "ISC",
  "dependencies": {
    "bcrypt-nodejs": "0.0.3",
    "body-parser": "^1.15.2",
    "connect-flash": "^0.1.1",
    "cookie-parser": "^1.4.3",
    "ejs": "^2.5.2",
    "express": "^4.14.0",
    "express-session": "^1.14.1",
    "method-override": "^2.3.6",
    "mongoose": "^4.6.5",
    "morgan": "^1.7.0",
    "passport": "^0.3.2",
    "passport-google-oauth": "^1.0.0",
    "passport-local": "^1.0.0"
  }
}

module.exports = function(app, passport){
	app.get('/', function(req,res){
	res.render('index.ejs');
	});

	app.get('/login', function(req, res){
		res.render('login.ejs', {message: req.flash('loginMessage')});
	});

	app.post('/login', passport.authenticate('local-login', {
        successRedirect : '/profile', // redirect to the secure profile section
        failureRedirect : '/login', // redirect back to the signup page if there is an error
        failureFlash : true // allow flash messages
    }));

	app.get('/signup', function(req,res){
		res.render('signup.ejs', {message: req.flash('signupMessage')});
	});

	app.post('/signup', passport.authenticate('local-signup', {
		successRedirect: '/profile',
		failureFlash : true,
		failureRedirect : '/signup'
	}));

	app.get('/profile', isLoggedIn, function(req, res){
		res.render('profile.ejs', {
			user: req.user
		});
	});

	app.get('/logout', function(req, res){
		req.logout();
		res.redirect('/');
	});

};

function isLoggedIn(req, res, next){
	if(req.isAuthenticated())
		return next();

	res.redirect('/');
}

var mongoose = require('mongoose');
var bcrypt   = require('bcrypt-nodejs');

var userSchema = mongoose.Schema({

    local            : {
        email        : String,
        password     : String,
    },
    google           : {
        id           : String,
        token        : String,
        email        : String,
        name         : String
    }
});

userSchema.methods.generateHash = function(password) {
    return bcrypt.hashSync(password, bcrypt.genSaltSync(8), null);
};

userSchema.methods.validPassword = function(password) {
    return bcrypt.compareSync(password, this.local.password);
};

module.exports = mongoose.model('User', userSchema);

module.exports = {
    'url' : 'mongodb://localhost:27017/students'
};

var LocalStrategy = require('passport-local').Strategy;

var User = require('../app/models/users');

module.exports = function(passport){
	passport.serializeUser(function(user, done){
		done(null, user.id);
	});

	passport.deserializeUser(function(id, done){
		User.findById(id, function(err, user){
			done(err,user);
		});
	});
	passport.use('local-signup', new LocalStrategy({
			usernameField: 'email',
			passwordField: 'password',
			passReqToCallback: true // allows us to pass back the entire request to the callback
		},
		function(req, email, password, done) {
			process.nextTick(function() {
				User.findOne({'local.email': email}, function(err, user) {
					if (err)
						return done(err);
					if (user) {
						return done(null, false, req.flash('signupMessage', 'That email is already taken.'));
					} else {
						var newUser = new User();
						newUser.local.email = email;
						newUser.local.password = newUser.generateHash(password);
						newUser.save(function(err) {
							if (err)
								throw err;
							return done(null, newUser);
						});
					}

				});

			});

		}));

	 passport.use('local-login', new LocalStrategy({
        usernameField : 'email',
        passwordField : 'password',
        passReqToCallback : true
    },
    function(req, email, password, done) {
        User.findOne({ 'local.email' :  email }, function(err, user) {
            if (err)
                return done(err);
            if (!user)
                return done(null, false, req.flash('loginMessage', 'No user found.'));

            if (!user.validPassword(password))
                return done(null, false, req.flash('loginMessage', 'Oops! Wrong password.'));

            return done(null, user);
        });

    }));

	
};

<!doctype html>
<html>
<head>
    <title>Node Authentication</title>
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.2/css/bootstrap.min.css"> <!-- load bootstrap css -->
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.min.css"> <!-- load fontawesome -->
    <style>
        body        { padding-top:80px; }
    </style>
</head>
<body>
<div class="container">

    <div class="jumbotron text-center">
        <h1><span class="fa fa-lock"></span> Node Authentication</h1>

        <p>Login or Register with:</p>

        <a href="/login" class="btn btn-default"><span class="fa fa-user"></span> Local Login</a>
        <a href="/signup" class="btn btn-default"><span class="fa fa-user"></span> Local Signup</a>
    </div>

</div>
</body>
</html>

<!doctype html>
<html>
<head>
    <title>Node Authentication</title>
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.2/css/bootstrap.min.css"> <!-- load bootstrap css -->
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.min.css"> <!-- load fontawesome -->
    <style>
        body        { padding-top:80px; }
    </style>
</head>
<body>
<div class="container">

<div class="col-sm-6 col-sm-offset-3">

    <h1><span class="fa fa-sign-in"></span> Login</h1>

    <!-- show any messages that come back with authentication -->
    <% if (message.length > 0) { %>
        <div class="alert alert-danger"><%= message %></div>
    <% } %>

    <!-- LOGIN FORM -->
    <form action="/login" method="post">
        <div class="form-group">
            <label>Email</label>
            <input type="text" class="form-control" name="email">
        </div>
        <div class="form-group">
            <label>Password</label>
            <input type="password" class="form-control" name="password">
        </div>

        <button type="submit" class="btn btn-warning btn-lg">Login</button>
    </form>

    <hr>

    <p>Need an account? <a href="/signup">Signup</a></p>
    <p>Or go <a href="/">home</a>.</p>

</div>

</div>
</body>
</html>

<!doctype html>
<html>
<head>
    <title>Node Authentication</title>
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.2/css/bootstrap.min.css">
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.min.css">
    <style>
        body        { padding-top:80px; word-wrap:break-word; }
    </style>
</head>
<body>
<div class="container">

    <div class="page-header text-center">
        <h1><span class="fa fa-anchor"></span> Profile Page</h1>
        <a href="/logout" class="btn btn-default btn-sm">Logout</a>
    </div>

    <div class="row">

        <!-- LOCAL INFORMATION -->
        <div class="col-sm-6">
            <div class="well">
                <h3><span class="fa fa-user"></span> Local</h3>

                    <p>
                        <strong>id</strong>: <%= user._id %><br>
                        <strong>email</strong>: <%= user.local.email %><br>
                        <strong>password</strong>: <%= user.local.password %>
                    </p>

            </div>
        </div>

    </div>

</div>
</body>
</html>

<!doctype html>
<html>
<head>
    <title>Node Authentication</title>
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.2/css/bootstrap.min.css"> <!-- load bootstrap css -->
    <link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.min.css"> <!-- load fontawesome -->
    <style>
        body        { padding-top:80px; }
    </style>
</head>
<body>
<div class="container">

<div class="col-sm-6 col-sm-offset-3">

    <h1><span class="fa fa-sign-in"></span> Signup</h1>

    <!-- show any messages that come back with authentication -->
    <% if (message.length > 0) { %>
        <div class="alert alert-danger"><%= message %></div>
    <% } %>

    <!-- LOGIN FORM -->
    <form action="/signup" method="post">
        <div class="form-group">
            <label>Email</label>
            <input type="text" class="form-control" name="email">
        </div>
        <div class="form-group">
            <label>Password</label>
            <input type="password" class="form-control" name="password">
        </div>

        <button type="submit" class="btn btn-warning btn-lg">Signup</button>
    </form>

    <hr>

    <p>Already have an account? <a href="/login">Login</a></p>
    <p>Or go <a href="/">home</a>.</p>

</div>

</div>
</body>
</html>