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<?php |
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declare(strict_types=1); |
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namespace Artprima\PrometheusMetricsBundle\EventListener; |
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use Artprima\PrometheusMetricsBundle\Metrics\MetricsGeneratorRegistry; |
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use Psr\Log\LoggerAwareInterface; |
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use Psr\Log\LoggerAwareTrait; |
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use Symfony\Component\HttpKernel\Event\RequestEvent; |
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use Symfony\Component\HttpKernel\Event\TerminateEvent; |
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/** |
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* Class RequestCounterListener. |
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*/ |
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class RequestCounterListener implements LoggerAwareInterface |
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{ |
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use LoggerAwareTrait; |
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/** |
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* @var MetricsGeneratorRegistry |
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*/ |
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private $metricsGenerators; |
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/** |
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* @var array |
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*/ |
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private $ignoredRoutes; |
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public function __construct(MetricsGeneratorRegistry $metricsGenerators, array $ignoredRoutes = ['prometheus_bundle_prometheus']) |
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{ |
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$this->metricsGenerators = $metricsGenerators; |
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$this->ignoredRoutes = $ignoredRoutes; |
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} |
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public function onKernelRequestPre(RequestEvent $event): void |
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{ |
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if (!$event->isMasterRequest()) { |
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return; |
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} |
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foreach ($this->metricsGenerators->getMetricsGenerators() as $generator) { |
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try { |
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$generator->collectStart($event); |
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} catch (\Exception $e) { |
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if ($this->logger) { |
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$this->logger->error( |
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$e->getMessage(), |
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['from' => 'request_collector', 'class' => get_class($generator)] |
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); |
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} |
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} |
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} |
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} |
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public function onKernelRequest(RequestEvent $event): void |
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{ |
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if (!$event->isMasterRequest()) { |
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return; |
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} |
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$requestRoute = $event->getRequest()->attributes->get('_route'); |
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if (in_array($requestRoute, $this->ignoredRoutes, true)) { |
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return; |
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} |
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foreach ($this->metricsGenerators->getMetricsGenerators() as $generator) { |
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try { |
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$generator->collectRequest($event); |
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} catch (\Exception $e) { |
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if ($this->logger) { |
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$this->logger->error( |
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$e->getMessage(), |
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['from' => 'request_collector', 'class' => get_class($generator)] |
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); |
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} |
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} |
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} |
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} |
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public function onKernelTerminate(TerminateEvent $event): void |
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{ |
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$requestRoute = $event->getRequest()->attributes->get('_route'); |
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if (in_array($requestRoute, $this->ignoredRoutes, true)) { |
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return; |
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} |
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foreach ($this->metricsGenerators->getMetricsGenerators() as $generator) { |
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try { |
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$generator->collectResponse($event); |
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} catch (\Exception $e) { |
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if ($this->logger) { |
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$this->logger->error( |
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$e->getMessage(), |
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['from' => 'response_collector', 'class' => get_class($generator)] |
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); |
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} |
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} |
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} |
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} |
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} |
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artprima /
prometheus-metrics-bundle
