nextcloud/lib/private/Security/Bruteforce/Backend/IBackend.php
Joas Schilling befa2f6d51
feat(security): Add a bruteforce protection backend base on memcache
Similar to the ratelimit backend

Signed-off-by: Joas Schilling <coding@schilljs.com>
2023-08-23 06:44:05 +02:00

82 lines
2.5 KiB
PHP

<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
*
* @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\Security\Bruteforce\Backend;
/**
* Interface IBackend defines a storage backend for the bruteforce data. It
* should be noted that writing and reading brute force data is an expensive
* operation and one should thus make sure to only use sufficient fast backends.
*/
interface IBackend {
/**
* Gets the number of attempts for the specified subnet (and further filters)
*
* @param string $ipSubnet
* @param int $maxAgeTimestamp
* @param ?string $action Optional action to further limit attempts
* @param ?array $metadata Optional metadata stored to further limit attempts (Only considered when $action is set)
* @return int
* @since 28.0.0
*/
public function getAttempts(
string $ipSubnet,
int $maxAgeTimestamp,
?string $action = null,
?array $metadata = null,
): int;
/**
* Reset the attempts for the specified subnet (and further filters)
*
* @param string $ipSubnet
* @param ?string $action Optional action to further limit attempts
* @param ?array $metadata Optional metadata stored to further limit attempts(Only considered when $action is set)
* @since 28.0.0
*/
public function resetAttempts(
string $ipSubnet,
?string $action = null,
?array $metadata = null,
): void;
/**
* Register a failed attempt to bruteforce a security control
*
* @param string $ip
* @param string $ipSubnet
* @param int $timestamp
* @param string $action
* @param array $metadata Optional metadata stored to further limit attempts when getting
* @since 28.0.0
*/
public function registerAttempt(
string $ip,
string $ipSubnet,
int $timestamp,
string $action,
array $metadata = [],
): void;
}