diff options
Diffstat (limited to 'lib/private/Files/ObjectStore/Mapper.php')
| -rw-r--r-- | lib/private/Files/ObjectStore/Mapper.php | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/lib/private/Files/ObjectStore/Mapper.php b/lib/private/Files/ObjectStore/Mapper.php index a5186877738..e1174a285a6 100644 --- a/lib/private/Files/ObjectStore/Mapper.php +++ b/lib/private/Files/ObjectStore/Mapper.php @@ -1,28 +1,13 @@ <?php + /** - * @copyright Copyright (c) 2016, ownCloud, Inc. - * - * @author Robin Appelman <robin@icewind.nl> - * @author Roeland Jago Douma <roeland@famdouma.nl> - * - * @license AGPL-3.0 - * - * This code is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License, version 3, - * as published by the Free Software Foundation. - * - * 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, version 3, - * along with this program. If not, see <http://www.gnu.org/licenses/> - * + * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors + * SPDX-FileCopyrightText: 2016 ownCloud, Inc. + * SPDX-License-Identifier: AGPL-3.0-only */ - namespace OC\Files\ObjectStore; +use OCP\IConfig; use OCP\IUser; /** @@ -36,13 +21,18 @@ class Mapper { /** @var IUser */ private $user; + /** @var IConfig */ + private $config; + /** * Mapper constructor. * * @param IUser $user + * @param IConfig $config */ - public function __construct(IUser $user) { + public function __construct(IUser $user, IConfig $config) { $this->user = $user; + $this->config = $config; } /** @@ -50,8 +40,15 @@ class Mapper { * @return string */ public function getBucket($numBuckets = 64) { + // Get the bucket config and shift if provided. + // Allow us to prevent writing in old filled buckets + $config = $this->config->getSystemValue('objectstore_multibucket'); + $minBucket = is_array($config) && isset($config['arguments']['min_bucket']) + ? (int)$config['arguments']['min_bucket'] + : 0; + $hash = md5($this->user->getUID()); $num = hexdec(substr($hash, 0, 4)); - return (string)($num % $numBuckets); + return (string)(($num % ($numBuckets - $minBucket)) + $minBucket); } } |