app.js

/*
var http = require('http');
http.createServer(function (req, res) {
	res.writeHead(200, {'Content-Type': 'text/plain'});
	res.end('Hello World\n');
}).listen('/tmp/node.sock', function() {
	console.log('Server running on node.sock');
});
 */

var express = require('express');
var app = express();
app.get('/hello', function(req, res){
	var body = 'Hello World';
	res.setHeader('Content-Type', 'text/plain');
	res.setHeader('Content-Length', Buffer.byteLength(body));
	res.end(body);
});
app.get("/", function(req, res) {
	var body = 'Hello World';
	res.setHeader('Content-Type', 'text/plain');
	res.setHeader('Content-Length', Buffer.byteLength(body));
	res.end(body);
});
app.listen('/tmp/node.sock');
console.log('Listening on nginx socket');