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<?php |
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namespace JobQueue\Domain; |
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use JobQueue\Domain\Task\Profile; |
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use JobQueue\Domain\Task\Queue; |
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use JobQueue\Domain\Task\Status; |
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use Psr\Log\LoggerAwareInterface; |
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use Psr\Log\LoggerAwareTrait; |
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final class Worker implements LoggerAwareInterface |
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{ |
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use LoggerAwareTrait; |
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/** |
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* |
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* @var string |
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*/ |
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private $name; |
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/** |
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* |
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* @var Queue |
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*/ |
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private $queue; |
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/** |
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* |
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* @var Profile |
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*/ |
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private $profile; |
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/** |
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* |
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* @param $name |
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* @param Queue $queue |
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* @param Profile $profile |
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*/ |
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public function __construct(string $name, Queue $queue, Profile $profile) |
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{ |
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$this->name = $name; |
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$this->queue = $queue; |
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$this->profile = $profile; |
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} |
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/** |
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* |
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* @return string |
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*/ |
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public function getName(): string |
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{ |
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return $this->name; |
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} |
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/** |
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* |
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* @return Profile |
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*/ |
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public function getProfile(): Profile |
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{ |
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return $this->profile; |
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} |
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/** |
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* |
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* @param int|null $quantity |
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*/ |
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public function consume(int $quantity = null) |
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{ |
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$i = 0; |
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while ($task = $this->queue->fetch($this->profile)) { |
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// Set up the job |
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$job = $task->getJob(); |
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if ($this->logger) { |
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$job->setLogger($this->logger); |
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} |
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try { |
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// Execute the job |
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$job->setUp($task); |
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$job->perform($task); |
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$job->tearDown($task); |
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$this->queue->updateStatus($task, new Status(Status::FINISHED)); |
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} catch (\Exception $e) { |
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// Report error to logger if exists |
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if ($this->logger) { |
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$this->logger->error($e->getMessage(), [ |
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'worker' => $this->getName(), |
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'profile' => (string) $task->getProfile(), |
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'job' => $task->getJobName(true), |
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]); |
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} |
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// Mark task as failed |
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$this->queue->updateStatus($task, new Status(Status::FAILED)); |
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} |
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// Exit worker if a quantity has been set |
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$i++; |
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if ($quantity === $i) { |
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break; |
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} |
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} |
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} |
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} |
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bricev /
JobQueue
