Simple node code that wait for some commands. Found there: http://stackoverflow.com/questions/10428684/how-to-implement-console-commands-while-server-is-running-in-node-js

waitForCommands.js

process.stdin.resume();
process.stdin.setEncoding('utf8');

process.stdin.on('data', function (text) {
    text.replace(/\r?\n|\r/g, "");
    console.log("Command: " + text + "textthatshouldbeinthesameline");
    if (text == 'quit') {
        console.log("Quitting");
        done();
    }
});

function done() {
  console.log('Now that process.stdin is paused, there is nothing more to do.');
  process.exit();
}