8000 [Mesenger] Add support for resetting container services after each me… · symfony/symfony@488bb88 · GitHub
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[Mesenger] Add support for resetting container services after each messenger message.
Without this patch, services are not resetted. For example Monolog Finger Cross handler is never reset nor flushed. So if the first message trigger and "error" level message, all others message will log and overflow the buffer. Usage with framework: ```yaml framework: messenger: transports: async: dsn: '%env(MESSENGER_TRANSPORT_DSN)%' reset_on_message: true failed: 'doctrine://default?queue_name=failed' sync: 'sync://' ```
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‎src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md

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@@ -10,6 +10,7 @@ CHANGELOG
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* Deprecate `get()`, `has()`, `getDoctrine()`, and `dispatchMessage()` in `AbstractController`, use method/constructor injection instead
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* Add `MicroKernelTrait::getBundlesPath` method to get bundles config path
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* Deprecate the `cache.adapter.doctrine` service
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* Add support for resetting container services after each messenger message.
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5.3
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---

‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php

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@@ -1333,6 +1333,10 @@ function ($a) {
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->fixXmlConfig('option')
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->children()
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->scalarNode('dsn')->end()
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->booleanNode('reset_on_message')
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->defaultFalse()
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->info('Reset container services after each message. Turn it on when the transport is async and run in a worker.')
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->end()
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->scalarNode('serializer')->defaultNull()->info('Service id of a custom serializer to use.')->end()
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->arrayNode('options')
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->normalizeKeys(false)

‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

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@@ -2013,6 +2013,7 @@ private function registerMessengerConfiguration(array $config, ContainerBuilder
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$senderAliases = [];
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$transportRetryReferences = [];
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$transportNamesForResetServices = [];
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foreach ($config['transports'] as $name => $transport) {
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$serializerId = $transport['serializer'] ?? 'messenger.default_serializer';
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$transportDefinition = (new Definition(TransportInterface::class))
@@ -2041,6 +2042,18 @@ private function registerMessengerConfiguration(array $config, ContainerBuilder
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$transportRetryReferences[$name] = new Reference($retryServiceId);
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}
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if ($transport['reset_on_message']) {
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$transportNamesForResetServices[] = $name;
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}
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}
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if ($transportNamesForResetServices) {
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$container
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->getDefinition('messenger.listener.reset_services')
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->replaceArgument(1, $transportNamesForResetServices)
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;
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} else {
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$container->removeDefinition('messenger.listener.reset_services');
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}
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$senderReferences = [];

‎src/Symfony/Bundle/FrameworkBundle/Resources/config/messenger.php

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@@ -18,6 +18,7 @@
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use Symfony\Component\Messenger\Bridge\Redis\Transport\RedisTransportFactory;
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use Symfony\Component\Messenger\EventListener\AddErrorDetailsStampListener;
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use Symfony\Component\Messenger\EventListener\DispatchPcntlSignalListener;
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use Symfony\Component\Messenger\EventListener\ResetServicesListener;
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use Symfony\Component\Messenger\EventListener\SendFailedMessageForRetryListener;
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use Symfony\Component\Messenger\EventListener\SendFailedMessageToFailureTransportListener;
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use Symfony\Component\Messenger\EventListener\StopWorkerOnCustomStopExceptionListener;
@@ -195,6 +196,12 @@
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->tag('kernel.event_subscriber')
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->set('messenger.listener.stop_worker_on_stop_exception_listener', StopWorkerOnCustomStopExceptionListener::class)
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->set('messenger.listener.reset_services', ResetServicesListener::class)
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->args([
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service('services_resetter'),
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abstract_arg('receivers names'),
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])
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->tag('kernel.event_subscriber')
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->set('messenger.routable_message_bus', RoutableMessageBus::class)

‎src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd

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@@ -505,6 +505,7 @@
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<xsd:attribute name="serializer" type="xsd:string" />
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<xsd:attribute name="dsn" type="xsd:string" />
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<xsd:attribute name="failure-transport" type="xsd:string" />
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<xsd:attribute name="reset-on-message" type="xsd:boolean" />
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</xsd:complexType>
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<xsd:complexType name="messenger_retry_strategy">

‎src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/php/messenger_transports.php

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@@ -11,6 +11,7 @@
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'default' => 'amqp://localhost/%2f/messages',
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'customised' => [
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'dsn' => 'amqp://localhost/%2f/messages?exchange_name=exchange_name',
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'reset_on_message' => true,
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'options' => ['queue' => ['name' => 'Queue']],
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'serializer' => 'messenger.transport.native_php_serializer',
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'retry_strategy' => [

‎src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/xml/messenger_transports.xml

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@@ -10,7 +10,7 @@
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<framework:messenger failure-transport="failed">
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<framework:serializer default-serializer="messenger.transport.symfony_serializer" />
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<framework:transport name="default" dsn="amqp://localhost/%2f/messages" />
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<framework:transport name="customised" dsn="amqp://localhost/%2f/messages?exchange_name=exchange_name" serializer="messenger.transport.native_php_serializer">
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<framework:transport name="customised" dsn="amqp://localhost/%2f/messages?exchange_name=exchange_name" serializer="messenger.transport.native_php_serializer" reset-on-message="true">
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<framework:options>
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<framework:queue>
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<framework:name>Queue</framework:name>

‎src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/yml/messenger_transports.yml

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@@ -8,6 +8,7 @@ framework:
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default: 'amqp://localhost/%2f/messages'
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customised:
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dsn: 'amqp://localhost/%2f/messages?exchange_name=exchange_name'
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reset_on_message: true
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options:
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queue:
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name: Queue

‎src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php

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@@ -723,6 +723,7 @@ public function testMessenger()
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$this->assertTrue($container->hasDefinition('messenger.transport.redis.factory'));
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$this->assertTrue($container->hasDefinition('messenger.transport_factory'));
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$this->assertSame(TransportFactory::class, $container->getDefinition('messenger.transport_factory')->getClass());
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$this->assertFalse($container->hasDefinition('messenger.listener.reset_services'));
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}
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public function testMessengerMultipleFailureTransports()
@@ -867,6 +868,9 @@ public function testMessengerTransports()
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return array_shift($values);
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}, $failureTransports);
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$this->assertEquals($expectedTransportsByFailureTransports, $failureTransportsReferences);
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$this->assertTrue($container->hasDefinition('messenger.listener.reset_services'));
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$this->assertSame(['customised'], $container->getDefinition('messenger.listener.reset_services')->getArgument(1));
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}
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public function testMessengerRouting()

‎src/Symfony/Component/Messenger/CHANGELOG.md

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---
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* Add `StopWorkerExceptionInterface` and its implementation `StopWorkerException` to stop the worker.
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* Add support for resetting container services after each messenger message.
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---

‎src/Symfony/Component/Messenger/EventListener/ResetServicesListener.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Messenger\EventListener;
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use Symfony\Component\EventDispatcher\EventSubscriberInterface;
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use Symfony\Component\HttpKernel\DependencyInjection\ServicesResetter;
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use Symfony\Component\Messenger\Event\AbstractWorkerMessageEvent;
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use Symfony\Component\Messenger\Event\WorkerMessageFailedEvent;
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use Symfony\Component\Messenger\Event\WorkerMessageHandledEvent;
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use Symfony\Component\Messenger\Event\WorkerRunningEvent;
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/**
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* @author Grégoire Pineau <lyrixx@lyrixx.info>
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*/
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class ResetServicesListener implements EventSubscriberInterface
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{
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private $servicesResetter;
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private $receiversName;
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public function __construct(ServicesResetter $servicesResetter, array $receiversName)
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{
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$this->servicesResetter = $servicesResetter;
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$this->receiversName = $receiversName;
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}
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public function resetServices(AbstractWorkerMessageEvent $event)
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{
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if (!\in_array($event->getReceiverName(), $this->receiversName, true)) {
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return;
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}
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$this->servicesResetter->reset();
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}
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public static function getSubscribedEvents()
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{
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return [
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WorkerMessageHandledEvent::class => ['resetServices'],
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WorkerMessageFailedEvent::class => ['resetServices'],
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WorkerRunningEvent::class => ['resetServices'],
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];
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}
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}

‎src/Symfony/Component/Messenger/Tests/EventListener/ResetServicesListenerTest.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Messenger\Tests\EventListener;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\HttpKernel\DependencyInjection\ServicesResetter;
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use Symfony\Component\Messenger\Envelope;
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use Symfony\Component\Messenger\Event\AbstractWorkerMessageEvent;
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use Symfony\Component\Messenger\EventListener\ResetServicesListener;
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class ResetServicesListenerTest extends TestCase
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{
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public function provideTests(): iterable
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{
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yield ['foo', true];
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yield ['bar', false];
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}
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/** @dataProvider provideTests */
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public function test(string $receiverName, bool $shouldReset)
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{
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$servicesResetter = $this->createMock(ServicesResetter::class);
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$servicesResetter->expects($shouldReset ? $this->once() : $this->never())->method('reset');
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$event = new class(new Envelope(new \stdClass()), $receiverName) extends AbstractWorkerMessageEvent {};
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$resetListener = new ResetServicesListener($servicesResetter, ['foo']);
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$resetListener->resetServices($event);
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}
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}

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