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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 Zenstruck\ScheduleBundle\Schedule\Exception\SkipSchedule; |
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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\SingleServerExtension; |
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use Zenstruck\ScheduleBundle\Schedule\ScheduleRunContext; |
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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 SingleServerHandler 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 $lockFactory) |
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{ |
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$this->lockFactory = $lockFactory; |
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} |
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/** |
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* @param SingleServerExtension $extension |
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*/ |
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public function filterSchedule(ScheduleRunContext $context, object $extension): void |
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{ |
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if (!$extension->acquireLock($this->lockFactory, self::createMutex($context->getSchedule()->getId(), $context->getStartTime()))) { |
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throw new SkipSchedule('Schedule running on another server.'); |
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} |
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} |
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/** |
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* @param SingleServerExtension $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($this->lockFactory, self::createMutex($context->getTask()->getId(), $context->getScheduleRunContext()->getStartTime()))) { |
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throw new SkipTask('Task running on another server.'); |
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} |
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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 SingleServerExtension; |
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} |
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private static function createMutex(string $id, \DateTimeInterface $timestamp): string |
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{ |
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return $id.$timestamp->format('Hi'); |
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} |
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} |
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