public static function addJob($id, $function, $data)
{
$client = new \GearmanClient();
$client->addServer(gearman_server, gearman_port);
$job = new Job();
$job->setId($id)->setExpireTime(time() + 172800)->setReference(array('CLIController', $function, $data));
$job_handle = $client->doBackground(app_name . 'handle', serialize($job));
Log::write(__METHOD__ . ' invoked gearman job (' . $function . ') for id ' . $id . ' ' . app_name . 'handle' . ' ' . $client->returnCode());
}