init

backend/vendor/symfony/doctrine-bridge/Middleware/IdleConnection/Driver.php

@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Doctrine\Middleware\IdleConnection;
+
+use Doctrine\DBAL\Driver as DriverInterface;
+use Doctrine\DBAL\Driver\Connection as ConnectionInterface;
+use Doctrine\DBAL\Driver\Middleware\AbstractDriverMiddleware;
+
+final class Driver extends AbstractDriverMiddleware
+{
+    /**
+     * @param \ArrayObject<string, int> $connectionExpiries
+     */
+    public function __construct(
+        DriverInterface $driver,
+        private \ArrayObject $connectionExpiries,
+        private readonly int $ttl,
+        private readonly string $connectionName,
+    ) {
+        parent::__construct($driver);
+    }
+
+    public function connect(array $params): ConnectionInterface
+    {
+        $timestamp = time();
+        $connection = parent::connect($params);
+        $this->connectionExpiries[$this->connectionName] = $timestamp + $this->ttl;
+
+        return $connection;
+    }
+}

backend/vendor/symfony/doctrine-bridge/Middleware/IdleConnection/Listener.php

@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Doctrine\Middleware\IdleConnection;
+
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+final class Listener implements EventSubscriberInterface
+{
+    /**
+     * @param \ArrayObject<string, int> $connectionExpiries
+     */
+    public function __construct(
+        private readonly \ArrayObject $connectionExpiries,
+        private ContainerInterface $container,
+    ) {
+    }
+
+    public function onKernelRequest(RequestEvent $event): void
+    {
+        if (HttpKernelInterface::MAIN_REQUEST !== $event->getRequestType()) {
+            return;
+        }
+        $timestamp = time();
+
+        foreach ($this->connectionExpiries as $name => $expiry) {
+            if ($timestamp >= $expiry) {
+                // unset before so that we won't retry in case of any failure
+                $this->connectionExpiries->offsetUnset($name);
+
+                try {
+                    $connection = $this->container->get("doctrine.dbal.{$name}_connection");
+                    $connection->close();
+                } catch (\Exception) {
+                    // ignore exceptions to remain fail-safe
+                }
+            }
+        }
+    }
+
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            KernelEvents::REQUEST => ['onKernelRequest', 192], // before session listeners since they could use the DB
+        ];
+    }
+}