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<?php
/**
* @copyright 2018 Morris Jobke <hey@morrisjobke.de>
*
* @author Morris Jobke <hey@morrisjobke.de>
*
* @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 OC\Core\BackgroundJobs;
use OC\BackgroundJob\QueuedJob;
use OCP\IConfig;
use OCP\ILogger;
class BackgroundCleanupUpdaterBackupsJob extends QueuedJob {
/** @var IConfig */
protected $config;
/** @var ILogger */
protected $log;
public function __construct(IConfig $config, ILogger $log) {
$this->config = $config;
$this->log = $log;
}
/**
* This job cleans up all backups except the latest 3 from the updaters backup directory
*
*/
public function run($arguments) {
$dataDir = $this->config->getSystemValue('datadirectory', \OC::$SERVERROOT . '/data');
$instanceId = $this->config->getSystemValue('instanceid', null);
if(!is_string($instanceId) || empty($instanceId)) {
return;
}
$updaterFolderPath = $dataDir . '/updater-' . $instanceId;
$backupFolderPath = $updaterFolderPath . '/backups';
if(file_exists($backupFolderPath)) {
$this->log->info("$backupFolderPath exists - start to clean it up");
$dirList = [];
$dirs = new \DirectoryIterator($backupFolderPath);
foreach($dirs as $dir) {
// skip files and dot dirs
if ($dir->isFile() || $dir->isDot()) {
continue;
}
$mtime = $dir->getMTime();
$realPath = $dir->getRealPath();
if ($realPath === false) {
continue;
}
$dirList[$mtime] = $realPath;
}
ksort($dirList);
// drop the newest 3 directories
$dirList = array_slice($dirList, 0, -3);
$this->log->info("List of all directories that will be deleted: " . json_encode($dirList));
foreach($dirList as $dir) {
$this->log->info("Removing $dir ...");
\OC_Helper::rmdirr($dir);
}
$this->log->info("Cleanup finished");
} else {
$this->log->info("Could not find updater directory $backupFolderPath - cleanup step not needed");
}
}
}
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