feat: Add logger integration

src/ClientFactory.php

@@ -21,6 +21,7 @@
 use Psr\Http\Client\ClientInterface;
 use Psr\Http\Message\RequestFactoryInterface;
 use Psr\Http\Message\StreamFactoryInterface;
+use Psr\Log\LoggerInterface;
 
 /**
  * @psalm-import-type SessionConfigArray from Configuration
@@ -33,9 +34,9 @@
 class ClientFactory
 {
     /**
-     * @param DriverConfigArray|null        $driverConfig
-     * @param SessionConfigArray|null       $sessionConfiguration
-     * @param TransactionConfigArray|null   $transactionConfiguration
+     * @param DriverConfigArray|null $driverConfig
+     * @param SessionConfigArray|null $sessionConfiguration
+     * @param TransactionConfigArray|null $transactionConfiguration
      * @param list<DriverRegistrationArray> $connections
      */
     public function __construct(
@@ -48,6 +49,8 @@ public function __construct(
         private ?ClientInterface $client,
         private ?StreamFactoryInterface $streamFactory,
         private ?RequestFactoryInterface $requestFactory,
+        private ?string $logLevel,
+        private ?LoggerInterface $logger,
     ) {
     }
 
@@ -57,7 +60,9 @@ public function create(): SymfonyClient
         $builder = ClientBuilder::create();
 
         if (null !== $this->driverConfig) {
-            $builder = $builder->withDefaultDriverConfiguration($this->makeDriverConfig());
+            $builder = $builder->withDefaultDriverConfiguration(
+                $this->makeDriverConfig($this->logLevel, $this->logger)
+            );
         }
 
         if (null !== $this->sessionConfiguration) {
@@ -84,7 +89,7 @@ public function create(): SymfonyClient
         return new SymfonyClient($builder->build(), $this->eventHandler);
     }
 
-    private function makeDriverConfig(): DriverConfiguration
+    private function makeDriverConfig(?string $logLevel = null, ?LoggerInterface $logger = null): DriverConfiguration
     {
         $config = new DriverConfiguration(
             userAgent: $this->driverConfig['user_agent'] ?? null,
@@ -94,6 +99,8 @@ private function makeDriverConfig(): DriverConfiguration
             cache: null,
             acquireConnectionTimeout: $this->driverConfig['acquire_connection_timeout'] ?? null,
             semaphore: null,
+            logLevel: $logLevel,
+            logger: $logger,
         );
 
         $bindings = new HttpPsrBindings();
@@ -145,10 +152,14 @@ private function createAuth(?array $auth, string $dsn): AuthenticateInterface
                 $auth['username'] ?? throw new \InvalidArgumentException('Missing username for basic authentication'),
                 $auth['password'] ?? throw new \InvalidArgumentException('Missing password for basic authentication')
             ),
-            'kerberos' => Authenticate::kerberos($auth['token'] ?? throw new \InvalidArgumentException('Missing token for kerberos authentication')),
+            'kerberos' => Authenticate::kerberos(
+                $auth['token'] ?? throw new \InvalidArgumentException('Missing token for kerberos authentication')
+            ),
             'dsn', null => Authenticate::fromUrl(Uri::create($dsn)),
             'none' => Authenticate::disabled(),
-            'oid' => Authenticate::oidc($auth['token'] ?? throw new \InvalidArgumentException('Missing token for oid authentication')),
+            'oid' => Authenticate::oidc(
+                $auth['token'] ?? throw new \InvalidArgumentException('Missing token for oid authentication')
+            ),
         };
     }
 

src/DependencyInjection/Configuration.php

@@ -5,6 +5,7 @@
 namespace Neo4j\Neo4jBundle\DependencyInjection;
 
 use Laudis\Neo4j\Databags\DriverConfiguration;
+use Psr\Log\LogLevel;
 use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
 use Symfony\Component\Config\Definition\Builder\TreeBuilder;
 use Symfony\Component\Config\Definition\ConfigurationInterface;
@@ -65,6 +66,10 @@ public function getConfigTreeBuilder(): TreeBuilder
                 ->append($this->decorateDriverConfig())
                 ->append($this->decorateSessionConfig())
                 ->append($this->decorateTransactionConfig())
+                ->scalarNode('log_level')
+                    ->info('Psr log level to use. Default is "error".')
+                    ->defaultValue(LogLevel::ERROR)
+                ->end()
                 ->scalarNode('default_driver')
                     ->info('The default driver to use. Default is the first configured driver.')
                 ->end()

src/DependencyInjection/Neo4jExtension.php

@@ -12,6 +12,7 @@
 use Psr\Http\Client\ClientInterface;
 use Psr\Http\Message\RequestFactoryInterface;
 use Psr\Http\Message\StreamFactoryInterface;
+use Psr\Log\LoggerInterface;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\ContainerInterface;
@@ -34,7 +35,6 @@ public function load(array $configs, ContainerBuilder $container): ContainerBuil
         $loader->load('services.php');
 
         $defaultAlias = $mergedConfig['default_driver'] ?? $mergedConfig['drivers'][0]['alias'] ?? 'default';
-
         $container->setDefinition('neo4j.event_handler', new Definition(EventHandler::class))
             ->setAutowired(true)
             ->addTag('neo4j.event_handler')
@@ -55,6 +55,8 @@ public function load(array $configs, ContainerBuilder $container): ContainerBuil
                 8,
                 new Reference(RequestFactoryInterface::class, ContainerInterface::NULL_ON_INVALID_REFERENCE)
             )
+            ->setArgument(9, $mergedConfig['log_level'] ?? null)
+            ->setArgument(10, new Reference(LoggerInterface::class, ContainerInterface::NULL_ON_INVALID_REFERENCE))
             ->setAbstract(false);
 
         $container->getDefinition('neo4j.driver')

tests/App/config/default.yml

@@ -33,6 +33,7 @@ parameters:
   neo4j.dsn.simple: bolt://test:test@localhost
 
 neo4j:
+  log_level: warning
   default_driver: neo4j-test
   default_driver_config:
     acquire_connection_timeout: 10

tests/Functional/IntegrationTest.php

@@ -17,8 +17,10 @@
 use Laudis\Neo4j\Enum\SslMode;
 use Laudis\Neo4j\Neo4j\Neo4jConnectionPool;
 use Laudis\Neo4j\Neo4j\Neo4jDriver;
+use Neo4j\Neo4jBundle\SymfonyClient;
 use Neo4j\Neo4jBundle\Tests\App\TestKernel;
 use Psr\Http\Message\UriInterface;
+use Psr\Log\NullLogger;
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
 
 class IntegrationTest extends KernelTestCase
@@ -232,6 +234,24 @@ public function testPriority(): void
         $this->assertSame($extractedValue['priority'], 1000);
     }
 
+    public function testDefaultLogLevel(): void
+    {
+        static::bootKernel();
+        $container = static::getContainer();
+
+        /**
+         * @var SymfonyClient $client
+         */
+        $client = $container->get('neo4j.client');
+        /** @var Neo4jDriver $driver */
+        $driver = $client->getDriver('default');
+        /** @var Neo4jConnectionPool $pool */
+        $pool = $this->getPrivateProperty($driver, 'pool');
+        $level = $pool->getLogger()->getLevel();
+
+        $this->assertSame('warning', $level);
+    }
+
     /**
      * @template T
      *