118 lines
3.6 KiB
PHP
118 lines
3.6 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Julius Härtl <jus@bitgrid.net>
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* @author Morris Jobke <hey@morrisjobke.de>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCA\Files\Command;
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use OCP\IDBConnection;
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use Symfony\Component\Console\Command\Command;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Output\OutputInterface;
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/**
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* Delete all file entries that have no matching entries in the storage table.
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*/
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class DeleteOrphanedFiles extends Command {
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public const CHUNK_SIZE = 200;
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/**
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* @var IDBConnection
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*/
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protected $connection;
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public function __construct(IDBConnection $connection) {
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$this->connection = $connection;
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parent::__construct();
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}
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protected function configure() {
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$this
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->setName('files:cleanup')
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->setDescription('cleanup filecache');
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}
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public function execute(InputInterface $input, OutputInterface $output): int {
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$deletedEntries = 0;
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$query = $this->connection->getQueryBuilder();
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$query->select('fc.fileid')
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->from('filecache', 'fc')
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->where($query->expr()->isNull('s.numeric_id'))
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->leftJoin('fc', 'storages', 's', $query->expr()->eq('fc.storage', 's.numeric_id'))
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->setMaxResults(self::CHUNK_SIZE);
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$deleteQuery = $this->connection->getQueryBuilder();
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$deleteQuery->delete('filecache')
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->where($deleteQuery->expr()->eq('fileid', $deleteQuery->createParameter('objectid')));
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$deletedInLastChunk = self::CHUNK_SIZE;
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while ($deletedInLastChunk === self::CHUNK_SIZE) {
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$deletedInLastChunk = 0;
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$result = $query->execute();
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while ($row = $result->fetch()) {
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$deletedInLastChunk++;
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$deletedEntries += $deleteQuery->setParameter('objectid', (int) $row['fileid'])
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->execute();
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}
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$result->closeCursor();
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}
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$output->writeln("$deletedEntries orphaned file cache entries deleted");
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$deletedMounts = $this->cleanupOrphanedMounts();
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$output->writeln("$deletedMounts orphaned mount entries deleted");
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return 0;
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}
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private function cleanupOrphanedMounts() {
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$deletedEntries = 0;
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$query = $this->connection->getQueryBuilder();
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$query->select('m.storage_id')
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->from('mounts', 'm')
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->where($query->expr()->isNull('s.numeric_id'))
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->leftJoin('m', 'storages', 's', $query->expr()->eq('m.storage_id', 's.numeric_id'))
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->groupBy('storage_id')
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->setMaxResults(self::CHUNK_SIZE);
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$deleteQuery = $this->connection->getQueryBuilder();
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$deleteQuery->delete('mounts')
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->where($deleteQuery->expr()->eq('storage_id', $deleteQuery->createParameter('storageid')));
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$deletedInLastChunk = self::CHUNK_SIZE;
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while ($deletedInLastChunk === self::CHUNK_SIZE) {
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$deletedInLastChunk = 0;
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$result = $query->execute();
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while ($row = $result->fetch()) {
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$deletedInLastChunk++;
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$deletedEntries += $deleteQuery->setParameter('storageid', (int) $row['storage_id'])
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->execute();
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}
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$result->closeCursor();
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}
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return $deletedEntries;
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}
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}
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