passport-local.js

var express = require('express'),
    app = express(),
    session = require('express-session'),
    flash = require('connect-flash'),
    session = require('express-session'),
    auth = require('./auth.js'),
    bodyParser = require('body-parser');

// Set up routes
app.get('/', function(req, res) {
    if (req.user) {
        res.send(
            '<p>You\'re logged in as <strong>' + req.user.username + '</strong>.</p>' +
            '<p><a href="/logout">Log out</a></p>'
        );
    } else {
        res.send('<p><a href="/login">Login</a></p>');
    }
});

app.get('/login', function(req, res) {
    res.send(
        '<form action="/login" method="POST">' +
        '<h2>Login</h2>' +
        '<p><input name="username"></p>' +
        '<p><input name="password"></p>' +
        '<p><input type="submit" value="Login"></p>' +
        '<p style="color: red;">' + req.flash('error') + '</p>' +
        '</form>'
    );
});

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

app.post('/login',
    auth.authenticate('login', {
        successRedirect: '/',
        failureRedirect: '/login',
        failureFlash: true
    })
);