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09aea6312b
If we don't find previews in the filecache, this is now normal. Don't abort and instead delete previews from the new preview table instead. Signed-off-by: Carl Schwan <carlschwan@kde.org>
124 lines
3.4 KiB
PHP
124 lines
3.4 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OC\Core\BackgroundJobs;
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use OC\Preview\Db\Preview;
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use OC\Preview\PreviewMigrationService;
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use OCP\AppFramework\Utility\ITimeFactory;
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use OCP\BackgroundJob\TimedJob;
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use OCP\DB\IResult;
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use OCP\Files\IRootFolder;
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use OCP\IAppConfig;
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use OCP\IConfig;
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use OCP\IDBConnection;
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use Override;
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use Psr\Log\LoggerInterface;
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class PreviewMigrationJob extends TimedJob {
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private string $previewRootPath;
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public function __construct(
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ITimeFactory $time,
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private readonly IAppConfig $appConfig,
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private readonly IConfig $config,
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private readonly IDBConnection $connection,
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private readonly IRootFolder $rootFolder,
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private readonly PreviewMigrationService $migrationService,
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private readonly LoggerInterface $logger,
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) {
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parent::__construct($time);
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$this->setTimeSensitivity(self::TIME_INSENSITIVE);
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$this->setInterval(24 * 60 * 60);
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$this->previewRootPath = 'appdata_' . $this->config->getSystemValueString('instanceid') . '/preview/';
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}
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#[Override]
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protected function run(mixed $argument): void {
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if ($this->appConfig->getValueBool('core', 'previewMovedDone')) {
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return;
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}
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$startTime = time();
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while (true) {
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$qb = $this->connection->getQueryBuilder();
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$qb->select('path')
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->from('filecache')
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->where($qb->expr()->orX(
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// Hierarchical preview folder structure
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$qb->expr()->like('path', $qb->createNamedParameter($this->previewRootPath . '%/%/%/%/%/%/%/%/%')),
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// Legacy flat preview folder structure
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$qb->expr()->like('path', $qb->createNamedParameter($this->previewRootPath . '%/%.%'))
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))->andWhere(
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$qb->expr()->eq('storage', $qb->createNamedParameter($this->rootFolder->getMountPoint()->getNumericStorageId()))
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)
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->hintShardKey('storage', $this->rootFolder->getMountPoint()->getNumericStorageId())
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->setMaxResults(100);
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$result = $qb->executeQuery();
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$foundPreviews = $this->processQueryResult($result);
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if (!$foundPreviews) {
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break;
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}
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// Stop if execution time is more than one hour.
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if (time() - $startTime > 3600) {
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return;
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}
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}
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$this->appConfig->setValueBool('core', 'previewMovedDone', true);
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}
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private function processQueryResult(IResult $result): bool {
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$foundPreview = false;
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$fileIds = [];
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$flatFileIds = [];
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while ($row = $result->fetch()) {
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$pathSplit = explode('/', $row['path']);
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assert(count($pathSplit) >= 2);
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$fileId = (int)$pathSplit[count($pathSplit) - 2];
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if (count($pathSplit) === 11) {
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// Hierarchical structure
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if (!in_array($fileId, $fileIds)) {
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$fileIds[] = $fileId;
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}
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} else {
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// Flat structure
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if (!in_array($fileId, $flatFileIds)) {
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$flatFileIds[] = $fileId;
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}
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}
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$foundPreview = true;
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}
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foreach ($fileIds as $fileId) {
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try {
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$this->migrationService->migrateFileId($fileId, flatPath: false);
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} catch (\Exception $e) {
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$this->logger->error('Failed to migrate preview with fileId: ' . $fileId . ' (hierarchical file structure)', [
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'exception' => $e,
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]);
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}
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}
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foreach ($flatFileIds as $fileId) {
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try {
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$this->migrationService->migrateFileId($fileId, flatPath: true);
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} catch (\Exception $e) {
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$this->logger->error('Failed to migrate preview with fileId: ' . $fileId . ' (legacy file structure)', [
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'exception' => $e,
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]);
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}
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}
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return $foundPreview;
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}
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}
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