gistfile1.js

var serverId = 'sdfasf243-eea4-4d75-842b-laksf3459'; // Your server ID here
client.getServer(serverId, function(err, server) {
  if (err) {
    return;
  }
  client.createImage({ serverId: server}, function(err, image) {
  // if not err, you can create your new server here:
  client.createServer({
      imageRef: image.id, 
      flavor: 3 ,  
      name:'some description here', 
      keyname: 'myKeyName'
    })
  });
});