add command do delete orphan shares

Signed-off-by: Robin Appelman <robin@icewind.nl>
pull/41667/head
Robin Appelman 11 months ago committed by Arthur Schiwon
parent cde8e938e9
commit da576b8c57
No known key found for this signature in database
GPG Key ID: 7424F1874854DF23

@ -43,6 +43,7 @@ Turning the feature off removes shared files and folders on the server for all s
<commands>
<command>OCA\Files_Sharing\Command\CleanupRemoteStorages</command>
<command>OCA\Files_Sharing\Command\ExiprationNotification</command>
<command>OCA\Files_Sharing\Command\DeleteOrphanShares</command>
</commands>
<settings>

@ -24,6 +24,7 @@ return array(
'OCA\\Files_Sharing\\Capabilities' => $baseDir . '/../lib/Capabilities.php',
'OCA\\Files_Sharing\\Collaboration\\ShareRecipientSorter' => $baseDir . '/../lib/Collaboration/ShareRecipientSorter.php',
'OCA\\Files_Sharing\\Command\\CleanupRemoteStorages' => $baseDir . '/../lib/Command/CleanupRemoteStorages.php',
'OCA\\Files_Sharing\\Command\\DeleteOrphanShares' => $baseDir . '/../lib/Command/DeleteOrphanShares.php',
'OCA\\Files_Sharing\\Command\\ExiprationNotification' => $baseDir . '/../lib/Command/ExiprationNotification.php',
'OCA\\Files_Sharing\\Controller\\AcceptController' => $baseDir . '/../lib/Controller/AcceptController.php',
'OCA\\Files_Sharing\\Controller\\DeletedShareAPIController' => $baseDir . '/../lib/Controller/DeletedShareAPIController.php',
@ -71,6 +72,7 @@ return array(
'OCA\\Files_Sharing\\MountProvider' => $baseDir . '/../lib/MountProvider.php',
'OCA\\Files_Sharing\\Notification\\Listener' => $baseDir . '/../lib/Notification/Listener.php',
'OCA\\Files_Sharing\\Notification\\Notifier' => $baseDir . '/../lib/Notification/Notifier.php',
'OCA\\Files_Sharing\\OrphanHelper' => $baseDir . '/../lib/OrphanHelper.php',
'OCA\\Files_Sharing\\Scanner' => $baseDir . '/../lib/Scanner.php',
'OCA\\Files_Sharing\\Settings\\Personal' => $baseDir . '/../lib/Settings/Personal.php',
'OCA\\Files_Sharing\\ShareBackend\\File' => $baseDir . '/../lib/ShareBackend/File.php',

@ -39,6 +39,7 @@ class ComposerStaticInitFiles_Sharing
'OCA\\Files_Sharing\\Capabilities' => __DIR__ . '/..' . '/../lib/Capabilities.php',
'OCA\\Files_Sharing\\Collaboration\\ShareRecipientSorter' => __DIR__ . '/..' . '/../lib/Collaboration/ShareRecipientSorter.php',
'OCA\\Files_Sharing\\Command\\CleanupRemoteStorages' => __DIR__ . '/..' . '/../lib/Command/CleanupRemoteStorages.php',
'OCA\\Files_Sharing\\Command\\DeleteOrphanShares' => __DIR__ . '/..' . '/../lib/Command/DeleteOrphanShares.php',
'OCA\\Files_Sharing\\Command\\ExiprationNotification' => __DIR__ . '/..' . '/../lib/Command/ExiprationNotification.php',
'OCA\\Files_Sharing\\Controller\\AcceptController' => __DIR__ . '/..' . '/../lib/Controller/AcceptController.php',
'OCA\\Files_Sharing\\Controller\\DeletedShareAPIController' => __DIR__ . '/..' . '/../lib/Controller/DeletedShareAPIController.php',
@ -86,6 +87,7 @@ class ComposerStaticInitFiles_Sharing
'OCA\\Files_Sharing\\MountProvider' => __DIR__ . '/..' . '/../lib/MountProvider.php',
'OCA\\Files_Sharing\\Notification\\Listener' => __DIR__ . '/..' . '/../lib/Notification/Listener.php',
'OCA\\Files_Sharing\\Notification\\Notifier' => __DIR__ . '/..' . '/../lib/Notification/Notifier.php',
'OCA\\Files_Sharing\\OrphanHelper' => __DIR__ . '/..' . '/../lib/OrphanHelper.php',
'OCA\\Files_Sharing\\Scanner' => __DIR__ . '/..' . '/../lib/Scanner.php',
'OCA\\Files_Sharing\\Settings\\Personal' => __DIR__ . '/..' . '/../lib/Settings/Personal.php',
'OCA\\Files_Sharing\\ShareBackend\\File' => __DIR__ . '/..' . '/../lib/ShareBackend/File.php',

@ -0,0 +1,96 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Robin Appelman <robin@icewind.nl>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Files_Sharing\Command;
use Symfony\Component\Console\Question\ConfirmationQuestion;
use OC\Core\Command\Base;
use OCA\Files_Sharing\OrphanHelper;
use Symfony\Component\Console\Helper\QuestionHelper;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
class DeleteOrphanShares extends Base {
private OrphanHelper $orphanHelper;
public function __construct(OrphanHelper $orphanHelper) {
parent::__construct();
$this->orphanHelper = $orphanHelper;
}
protected function configure(): void {
$this
->setName('sharing:delete-orphan-shares')
->setDescription('Delete shares where the owner no longer has access to the file')
->addOption(
'force',
'f',
InputOption::VALUE_NONE,
'delete the shares without asking'
);
}
public function execute(InputInterface $input, OutputInterface $output): int {
$force = $input->getOption('force');
$shares = $this->orphanHelper->getAllShares();
$orphans = [];
foreach ($shares as $share) {
if (!$this->orphanHelper->isShareValid($share['owner'], $share['fileid'])) {
$orphans[] = $share['id'];
$exists = $this->orphanHelper->fileExists($share['fileid']);
$output->writeln("<info>{$share['target']}</info> owned by <info>{$share['owner']}</info>");
if ($exists) {
$output->writeln(" file still exists but the share owner lost access to it, run <info>occ info:file {$share['fileid']}</info> for more information about the file");
} else {
$output->writeln(" file no longer exists");
}
}
}
$count = count($orphans);
if ($count === 0) {
$output->writeln("No orphan shares detected");
return 0;
}
if ($force) {
$doDelete = true;
} else {
$output->writeln("");
/** @var QuestionHelper $helper */
$helper = $this->getHelper('question');
$question = new ConfirmationQuestion("Delete <info>$count</info> orphan shares? [y/N] ", false);
$doDelete = $helper->ask($input, $output, $question);
}
if ($doDelete) {
$this->orphanHelper->deleteShares($orphans);
}
return 0;
}
}

@ -0,0 +1,86 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Robin Appelman <robin@icewind.nl>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Files_Sharing;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\Files\IRootFolder;
use OCP\IDBConnection;
class OrphanHelper {
private IDBConnection $connection;
private IRootFolder $rootFolder;
public function __construct(
IDBConnection $connection,
IRootFolder $rootFolder
) {
$this->connection = $connection;
$this->rootFolder = $rootFolder;
}
public function isShareValid(string $owner, int $fileId): bool {
$userFolder = $this->rootFolder->getUserFolder($owner);
$nodes = $userFolder->getById($fileId);
return count($nodes) > 0;
}
/**
* @param int[] $ids
* @return void
*/
public function deleteShares(array $ids): void {
$query = $this->connection->getQueryBuilder();
$query->delete('share')
->where($query->expr()->in('id', $query->createNamedParameter($ids, IQueryBuilder::PARAM_INT_ARRAY)));
$query->executeStatement();
}
public function fileExists(int $fileId): bool {
$query = $this->connection->getQueryBuilder();
$query->select('fileid')
->from('filecache')
->where($query->expr()->eq('fileid', $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)));
return $query->executeQuery()->fetchOne() !== false;
}
/**
* @return \Traversable<int, array{id: int, owner: string, fileid: int, target: string}>
*/
public function getAllShares() {
$query = $this->connection->getQueryBuilder();
$query->select('id', 'file_source', 'uid_owner', 'file_target')
->from('share')
->where($query->expr()->eq('item_type', $query->createNamedParameter('file')))
->orWhere($query->expr()->eq('item_type', $query->createNamedParameter('folder')));
$result = $query->executeQuery();
while ($row = $result->fetch()) {
yield [
'id' => (int)$row['id'],
'owner' => (string)$row['uid_owner'],
'fileid' => (int)$row['file_source'],
'target' => (string)$row['file_target'],
];
}
}
}
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