Simple proxy server on NodeJS

simpleproxy.js

var http = require('http')

http.createServer(function(request, response){
    var request_options = {
        host: request.headers['host'],
        port: 80,
        path: request.url,
        method: request.method
    }
    var proxy_request = http.request(request_options, function(proxy_response){
        proxy_response.pipe(response)
        var responseCache = ''
        proxy_response.on('data', function (chunk) {

        })
        response.writeHead(proxy_response.statusCode, proxy_response.headers)
    })
    request.pipe(proxy_request)
}).listen(8010)