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<?php |
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/** |
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* @link https://github.com/zhuravljov/yii2-queue-monitor |
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* @copyright Copyright (c) 2017 Roman Zhuravlev |
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* @license http://opensource.org/licenses/BSD-3-Clause |
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*/ |
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namespace zhuravljov\yii\queue\monitor; |
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use Yii; |
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use yii\base\Behavior; |
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use yii\base\InvalidConfigException; |
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use yii\console\ExitCode; |
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use yii\queue\cli\Queue; |
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use yii\queue\cli\WorkerEvent; |
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use zhuravljov\yii\queue\monitor\records\WorkerRecord; |
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/** |
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* Queue Worker Monitor |
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* |
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* @author Roman Zhuravlev <[email protected]> |
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*/ |
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class WorkerMonitor extends Behavior |
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{ |
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/** |
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* @var Queue |
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* @inheritdoc |
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*/ |
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public $owner; |
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/** |
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* @var Env |
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*/ |
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protected $env; |
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/** |
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* @var WorkerRecord |
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*/ |
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private $record; |
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/** |
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* @param Env $env |
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* @param array $config |
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*/ |
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public function __construct(Env $env, $config = []) |
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{ |
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$this->env = $env; |
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parent::__construct($config); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function events() |
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{ |
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$events = [ |
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Queue::EVENT_WORKER_START => 'workerStart', |
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Queue::EVENT_WORKER_STOP => 'workerStop', |
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]; |
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if ($this->env->canListenWorkerLoop()) { |
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$events[Queue::EVENT_WORKER_LOOP] = 'workerLoop'; |
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} |
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return $events; |
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} |
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/** |
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* @param WorkerEvent $event |
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*/ |
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public function workerStart(WorkerEvent $event) |
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{ |
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$this->record = new WorkerRecord(); |
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$this->record->sender_name = $this->getSenderName($event); |
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$this->record->host = $this->env->getHost(); |
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$this->record->pid = $event->sender->getWorkerPid(); |
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$this->record->started_at = time(); |
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$this->record->pinged_at = time(); |
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$this->record->save(false); |
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} |
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/** |
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* @param WorkerEvent $event |
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*/ |
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public function workerLoop(WorkerEvent $event) |
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{ |
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if ($this->record->pinged_at + $this->env->workerPingInterval > time()) { |
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return; |
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} |
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if (!$this->record->refresh()) { |
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$this->record->setIsNewRecord(true); |
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} |
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$this->record->pinged_at = time(); |
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$this->record->save(false); |
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if ($this->record->isStopped()) { |
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$event->exitCode = ExitCode::OK; |
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} |
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} |
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/** |
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* @param WorkerEvent $event |
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*/ |
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public function workerStop(WorkerEvent $event) |
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{ |
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if (!$this->env->canListenWorkerLoop()) { |
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$this->env->db->close(); // To reopen a lost connection |
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} |
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$this->record->finished_at = time(); |
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$this->record->save(false); |
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} |
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/** |
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* @param WorkerEvent $event |
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* @throws |
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* @return string |
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*/ |
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protected function getSenderName(WorkerEvent $event) |
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{ |
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foreach (Yii::$app->getComponents(false) as $id => $component) { |
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if ($component === $event->sender) { |
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return $id; |
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} |
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} |
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throw new InvalidConfigException('Queue must be an application component.'); |
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} |
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} |
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zhuravljov /
yii2-queue-monitor
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.