81 lines
2.3 KiB
PHP
81 lines
2.3 KiB
PHP
<?php
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/**
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <icewind@owncloud.com>
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* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
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* @author Thomas Tanghus <thomas@tanghus.net>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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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 OC\Cache;
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use OC\BackgroundJob\Job;
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use OCP\IConfig;
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class FileGlobalGC extends Job {
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// only do cleanup every 5 minutes
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const CLEANUP_TTL_SEC = 300;
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public function run($argument) {
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$this->gc(\OC::$server->getConfig(), $this->getCacheDir());
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}
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protected function getCacheDir() {
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return get_temp_dir() . '/owncloud-' . \OC_Util::getInstanceId() . '/';
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}
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/**
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* @param string $cacheDir
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* @param int $now
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* @return string[]
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*/
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public function getExpiredPaths($cacheDir, $now) {
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$files = scandir($cacheDir);
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$files = array_filter($files, function ($file) {
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return $file != '.' and $file != '..';
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});
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$paths = array_map(function ($file) use ($cacheDir) {
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return $cacheDir . $file;
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}, $files);
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return array_values(array_filter($paths, function ($path) use ($now) {
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return is_file($path) and (filemtime($path) < $now);
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}));
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}
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/**
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* @param \OCP\IConfig $config
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* @param string $cacheDir
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*/
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public function gc(IConfig $config, $cacheDir) {
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$lastRun = $config->getAppValue('core', 'global_cache_gc_lastrun', 0);
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$now = time();
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if (($now - $lastRun) < self::CLEANUP_TTL_SEC) {
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return;
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}
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$config->setAppValue('core', 'global_cache_gc_lastrun', $now);
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if (!is_dir($cacheDir)) {
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return;
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}
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$paths = $this->getExpiredPaths($cacheDir, $now);
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array_walk($paths, function($file) {
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if (file_exists($file)) {
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unlink($file);
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}
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});
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}
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}
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