vendor/symfony/messenger/EventListener/StopWorkerOnSigtermSignalListener.php line 30
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Messenger\EventListener;
use Psr\Log\LoggerInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\Messenger\Event\WorkerStartedEvent;
/**
* @author Tobias Schultze <http://tobion.de>
*/
class StopWorkerOnSigtermSignalListener implements EventSubscriberInterface
{
private ?LoggerInterface $logger;
public function __construct(LoggerInterface $logger = null)
{
$this->logger = $logger;
}
public function onWorkerStarted(WorkerStartedEvent $event): void
{
pcntl_signal(\SIGTERM, function () use ($event) {
$this->logger?->info('Received SIGTERM signal.', ['transport_names' => $event->getWorker()->getMetadata()->getTransportNames()]);
$event->getWorker()->stop();
});
}
public static function getSubscribedEvents(): array
{
if (!\function_exists('pcntl_signal')) {
return [];
}
return [
WorkerStartedEvent::class => ['onWorkerStarted', 100],
];
}
}