Simple reverse proxy in node with url rewrite.

urlRewriteReverseProxy.js

var http = require('http');
var httpProxy = require('http-proxy');

var proxy = httpProxy.createProxyServer();

http.createServer(function(req, res){
	if(/^\/api/.test(req.url)){		
		req.url = req.url.replace(/^\/api/, "");
		proxy.web(req, res, {target:'http://localhost:7889'});	
	} else {
		proxy.web(req, res, {target:'http://localhost:6789'});	
	}
	
}).listen(2020);