fatea-node-http-hello.js

var http = require('http');

var server = http.createServer(function (request, response) {
  var message;
  var status;
  if ( request.url === '/hello' ) {
    message = 'Hello!';
    status = 200;
  } else if ( request.url === '/ola' ) {
    message = 'Ola!';
    status = 201;
  } else {
    status = 404;
    message = 'Nada encontrado...';
  }
  response.writeHead(status, {"Content-Type": "application/json"});
  response.end(JSON.stringify({message:message}));
});

server.listen(8000, function(){
  console.log('Applicação rodando...')
});