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<?php |
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namespace Zenstruck\ScheduleBundle\Schedule\Extension\Handler; |
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use Symfony\Component\Lock\LockFactory; |
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use Symfony\Component\Lock\PersistingStoreInterface; |
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use Symfony\Component\Lock\Store\FlockStore; |
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use Symfony\Component\Lock\Store\SemaphoreStore; |
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use Zenstruck\ScheduleBundle\Schedule\Exception\MissingDependency; |
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use Zenstruck\ScheduleBundle\Schedule\Exception\SkipTask; |
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use Zenstruck\ScheduleBundle\Schedule\Extension\ExtensionHandler; |
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use Zenstruck\ScheduleBundle\Schedule\Extension\WithoutOverlappingExtension; |
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use Zenstruck\ScheduleBundle\Schedule\Task\TaskRunContext; |
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/** |
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* @author Kevin Bond <[email protected]> |
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*/ |
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final class WithoutOverlappingHandler extends ExtensionHandler |
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{ |
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/** @var LockFactory */ |
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private $lockFactory; |
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public function __construct(?LockFactory $lockFactory = null) |
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{ |
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if (null === $lockFactory && !\class_exists(LockFactory::class)) { |
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throw new MissingDependency(WithoutOverlappingExtension::getMissingDependencyMessage()); |
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} |
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$this->lockFactory = $lockFactory ?: new LockFactory(self::createLocalStore()); |
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} |
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/** |
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* @param WithoutOverlappingExtension $extension |
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*/ |
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public function filterTask(TaskRunContext $context, object $extension): void |
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{ |
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if (!$extension->acquireLock($this->lockFactory, $context->getTask()->getId())) { |
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throw new SkipTask('Task running in another process.'); |
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} |
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} |
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/** |
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* @param WithoutOverlappingExtension $extension |
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*/ |
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public function afterTask(TaskRunContext $context, object $extension): void |
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{ |
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$extension->releaseLock(); |
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} |
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public function supports(object $extension): bool |
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{ |
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return $extension instanceof WithoutOverlappingExtension; |
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} |
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private static function createLocalStore(): PersistingStoreInterface |
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{ |
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if (SemaphoreStore::isSupported()) { |
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return new SemaphoreStore(); |
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} |
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return new FlockStore(); |
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} |
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} |
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zenstruck /
schedule-bundle
