proxy.js

var http = require('http'),
    httpProxy = require('http-proxy'),
    request = require('request'),
    fs = require('fs'),
    servers =
    {
        'localhost' : 'http://example.com',
        'homeworker.li' : 'http://epicwebsite.com'
    },
    run = true;

var proxy = httpProxy.createProxyServer();

var time = Date.now() / 1000 | 0 + ' ';

var space = "           ";

// Generates the error page
function errorPage(req, res, target, time)
{

    if(!res.headersSent) {

        console.log(space + " | \n" +
            space + " +--> Tunnelling failed\n");

        res.writeHead(401, { 'Content-Type': 'text/html' });

        var content = fs.readFileSync('error.html',{'encoding' : 'utf-8'});

        res.end(content);

        return false;
    }

}

//
// Create your server that makes an operation that waits a while
// and then proxies the request
//
http.createServer(function (req, res) {
    run = true;

    var target = servers[req.headers.host];

    time = Date.now() / 1000 | 0 + ' ';

    request({
        url : target,
        timeout: 2000
    }, function (e, response, body) {
        if(e) run = errorPage(req, res, target, time);

    });

    if(target)
    {

        proxy.on('error', function (err, req, res) {
            //console.log("\n" + err);
        });

        if(run)
        {

            if(!res.headersSent) {

                console.log(time + ' ' + req.headers.host + ' => ' + target);

                proxy.web(req, res, {
                    target: target,
                    changeOrigin: true
                });

            }

        }

    }

    if(!target)
    {

        run = errorPage(req, res, target, time);

    }
}).listen(80);