Setting up basic aut

auth.js

var basicAuth = require('basic-auth'),
    dotenv = require('dotenv');

dotenv.load();

var username = process.env.ADMIN_USERNAME,
    password = process.env.ADMIN_PASSWORD;

module.exports = function (req, res, next) {
  function unauthorized(res) {
    res.set('WWW-Authenticate', 'Basic realm=Authorization Required');
    return res.status(401).end();
  }

  var user = basicAuth(req);

  if (!user || !user.name || !user.pass) {
    return unauthorized(res);
  }

  if (user.name === username && user.pass === password) {
    return next();
  } else {
    return unauthorized(res);
  }

};