exports.auth = function(username, password, session) {
    User.findOne({username: username}, function(err, data) {
        if (err) {
            console.log(err);
        }

        var isAuth = username === data['username'] & password === data['password'];

         if (isAuth) {
             session.isAuthenticated = isAuth;
             session.user = {username: username};
         }

         return isAuth;
    });
};