mirror of
https://github.com/nextcloud/server.git
synced 2025-02-14 12:59:20 +00:00
113 lines
3.6 KiB
PHP
113 lines
3.6 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
/**
|
|
* SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
|
|
* SPDX-License-Identifier: AGPL-3.0-or-later
|
|
*/
|
|
namespace OCA\Files\Command;
|
|
|
|
use OCP\IDBConnection;
|
|
use Symfony\Component\Console\Command\Command;
|
|
use Symfony\Component\Console\Input\InputInterface;
|
|
use Symfony\Component\Console\Output\OutputInterface;
|
|
|
|
class RepairTree extends Command {
|
|
public const CHUNK_SIZE = 200;
|
|
|
|
public function __construct(
|
|
protected IDBConnection $connection,
|
|
) {
|
|
parent::__construct();
|
|
}
|
|
|
|
protected function configure(): void {
|
|
$this
|
|
->setName('files:repair-tree')
|
|
->setDescription('Try and repair malformed filesystem tree structures')
|
|
->addOption('dry-run');
|
|
}
|
|
|
|
public function execute(InputInterface $input, OutputInterface $output): int {
|
|
$rows = $this->findBrokenTreeBits();
|
|
$fix = !$input->getOption('dry-run');
|
|
|
|
$output->writeln('Found ' . count($rows) . ' file entries with an invalid path');
|
|
|
|
if ($fix) {
|
|
$this->connection->beginTransaction();
|
|
}
|
|
|
|
$query = $this->connection->getQueryBuilder();
|
|
$query->update('filecache')
|
|
->set('path', $query->createParameter('path'))
|
|
->set('path_hash', $query->func()->md5($query->createParameter('path')))
|
|
->set('storage', $query->createParameter('storage'))
|
|
->where($query->expr()->eq('fileid', $query->createParameter('fileid')));
|
|
|
|
foreach ($rows as $row) {
|
|
$output->writeln("Path of file {$row['fileid']} is {$row['path']} but should be {$row['parent_path']}/{$row['name']} based on its parent", OutputInterface::VERBOSITY_VERBOSE);
|
|
|
|
if ($fix) {
|
|
$fileId = $this->getFileId((int)$row['parent_storage'], $row['parent_path'] . '/' . $row['name']);
|
|
if ($fileId > 0) {
|
|
$output->writeln("Cache entry has already be recreated with id $fileId, deleting instead");
|
|
$this->deleteById((int)$row['fileid']);
|
|
} else {
|
|
$query->setParameters([
|
|
'fileid' => $row['fileid'],
|
|
'path' => $row['parent_path'] . '/' . $row['name'],
|
|
'storage' => $row['parent_storage'],
|
|
]);
|
|
$query->execute();
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($fix) {
|
|
$this->connection->commit();
|
|
}
|
|
|
|
return self::SUCCESS;
|
|
}
|
|
|
|
private function getFileId(int $storage, string $path) {
|
|
$query = $this->connection->getQueryBuilder();
|
|
$query->select('fileid')
|
|
->from('filecache')
|
|
->where($query->expr()->eq('storage', $query->createNamedParameter($storage)))
|
|
->andWhere($query->expr()->eq('path_hash', $query->createNamedParameter(md5($path))));
|
|
return $query->execute()->fetch(\PDO::FETCH_COLUMN);
|
|
}
|
|
|
|
private function deleteById(int $fileId): void {
|
|
$query = $this->connection->getQueryBuilder();
|
|
$query->delete('filecache')
|
|
->where($query->expr()->eq('fileid', $query->createNamedParameter($fileId)));
|
|
$query->execute();
|
|
}
|
|
|
|
private function findBrokenTreeBits(): array {
|
|
$query = $this->connection->getQueryBuilder();
|
|
|
|
$query->select('f.fileid', 'f.path', 'f.parent', 'f.name')
|
|
->selectAlias('p.path', 'parent_path')
|
|
->selectAlias('p.storage', 'parent_storage')
|
|
->from('filecache', 'f')
|
|
->innerJoin('f', 'filecache', 'p', $query->expr()->eq('f.parent', 'p.fileid'))
|
|
->where($query->expr()->orX(
|
|
$query->expr()->andX(
|
|
$query->expr()->neq('p.path_hash', $query->createNamedParameter(md5(''))),
|
|
$query->expr()->neq('f.path', $query->func()->concat('p.path', $query->func()->concat($query->createNamedParameter('/'), 'f.name')))
|
|
),
|
|
$query->expr()->andX(
|
|
$query->expr()->eq('p.path_hash', $query->createNamedParameter(md5(''))),
|
|
$query->expr()->neq('f.path', 'f.name')
|
|
),
|
|
$query->expr()->neq('f.storage', 'p.storage')
|
|
));
|
|
|
|
return $query->execute()->fetchAll();
|
|
}
|
|
}
|