server.js

var host, http, port, server;
http = require('http');
host = '127.0.0.1';
port = 10000;
server = http.createServer(function(request, response) {
  var body;
  request.setEncoding('utf8');
  body = '';
  request.on('data', function(chunk) {
    return body += chunk;
  });
  return request.on('end', function() {
    console.log("Ping: " + body);
    response.statusCode = 200;
    return response.end('PONG');
  });
});
server.listen(port);