Vanilla exec and response

server.js

var http = require('http');
var exec = require('child_process').exec;


http.createServer(function (req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});

    exec('curl www.yahoo.com', function (error, stdout, stderr) {

        //Parse stdout/stderr if/as needed
        if (error === null) {
            //send stdout/stderr to the client if no errors
            res.end(stdout + '\n');
        }
    })

    .on('error', function (err) {
        //You may want to show the error to the users
        console.log(err);
    });

}).listen(1337, "127.0.0.1");

console.log('Server running at http://127.0.0.1:1337/');