85 lines
2.8 KiB
PHP
85 lines
2.8 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2017 Lukas Reschke <lukas@statuscode.ch>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program 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 as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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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
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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\AppFramework\Middleware\Security;
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use OC\AppFramework\Utility\ControllerMethodReflector;
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use OC\Security\Bruteforce\Throttler;
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use OCP\AppFramework\Controller;
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use OCP\AppFramework\Http\Response;
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use OCP\AppFramework\Middleware;
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use OCP\IRequest;
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/**
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* Class BruteForceMiddleware performs the bruteforce protection for controllers
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* that are annotated with @BruteForceProtection(action=$action) whereas $action
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* is the action that should be logged within the database.
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*
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* @package OC\AppFramework\Middleware\Security
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*/
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class BruteForceMiddleware extends Middleware {
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/** @var ControllerMethodReflector */
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private $reflector;
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/** @var Throttler */
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private $throttler;
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/** @var IRequest */
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private $request;
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/**
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* @param ControllerMethodReflector $controllerMethodReflector
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* @param Throttler $throttler
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* @param IRequest $request
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*/
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public function __construct(ControllerMethodReflector $controllerMethodReflector,
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Throttler $throttler,
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IRequest $request) {
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$this->reflector = $controllerMethodReflector;
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$this->throttler = $throttler;
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$this->request = $request;
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}
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/**
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* {@inheritDoc}
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*/
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public function beforeController($controller, $methodName) {
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parent::beforeController($controller, $methodName);
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if($this->reflector->hasAnnotation('BruteForceProtection')) {
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$action = $this->reflector->getAnnotationParameter('BruteForceProtection', 'action');
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$this->throttler->sleepDelay($this->request->getRemoteAddress(), $action);
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}
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}
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/**
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* {@inheritDoc}
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*/
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public function afterController($controller, $methodName, Response $response) {
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if($this->reflector->hasAnnotation('BruteForceProtection') && $response->isThrottled()) {
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$action = $this->reflector->getAnnotationParameter('BruteForceProtection', 'action');
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$ip = $this->request->getRemoteAddress();
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$this->throttler->sleepDelay($ip, $action);
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$this->throttler->registerAttempt($action, $ip, $response->getThrottleMetadata());
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}
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return parent::afterController($controller, $methodName, $response);
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}
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}
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