public function create(Job $job)
{
$class = $job->getClass();
if (!class_exists($class)) {
throw new ClassNotFoundException('Job class [ ' . $class . ' ] does not exist');
}
$reflect = new \ReflectionClass($class);
if (!$reflect->implementsInterface(self::JOB_INTERFACE_NAME)) {
throw new ClassNotFoundException('Job class [ ' . $class . ' ] does not implement ' . self::JOB_INTERFACE_NAME);
}
$instance = $reflect->newInstanceArgs($this->constructorArguments);
$instance->setJob($job);
return $instance;
}
public function perform()
{
// Make sure we catch and process fatal errors from within the job
register_shutdown_function(function () {
if (!($e = error_get_last()) || !in_array($e['type'], array(E_ERROR, E_CORE_ERROR, E_COMPILE_ERROR, E_PARSE))) {
return;
}
$this->logger->error('Worker (fork): Job [ ' . $this->job->getId() . ' ] failed fatally with message: [ ' . $e['message'] . ' ]');
$this->host->failJob($this->job, new \ErrorException($e['message'], $e['type'], 0, $e['file'], $e['line']));
});
try {
$this->jobCreator->create($this->job)->perform();
} catch (\Exception $e) {
$this->logger->error('Worker (fork): Job [ ' . $this->job->getId() . ' ] failed with message: [ ' . $e->getMessage() . ' ]');
$this->host->failJob($this->job, $e);
throw $e;
}
$this->host->completeJob($this->job);
$this->logger->debug('Worker (fork): Job [ ' . $this->job->getId() . ' ] completed successfully');
return 0;
}
/**
* @returns Job
*/
public function getJob()
{
if ($this->isSleeping()) {
return;
}
$hostId = $this->host->getId();
foreach ($this->queues as $queue) {
if ($job = $queue->nextJob($hostId)) {
return Job::fromArray($job);
}
}
$this->sleepFor(self::JOB_MISS_SLEEP_SECONDS);
}
/**
* @param Job $job
* @param Exception $error
* @return $this
*/
public function failJob(Job $job, Exception $error)
{
$this->complete($job->getId(), $error);
return $this;
}
