<?php
+
+declare(strict_types=1);
+
/**
+ * @copyright Copyright (c) 2023 Joas Schilling <coding@schilljs.com>
* @copyright Copyright (c) 2017 Lukas Reschke <lukas@statuscode.ch>
*
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
use OC\AppFramework\Utility\ControllerMethodReflector;
use OC\Security\RateLimiting\Exception\RateLimitExceededException;
use OC\Security\RateLimiting\Limiter;
+use OCP\AppFramework\Controller;
+use OCP\AppFramework\Http\Attribute\AnonRateLimit;
+use OCP\AppFramework\Http\Attribute\ARateLimit;
+use OCP\AppFramework\Http\Attribute\UserRateLimit;
use OCP\AppFramework\Http\DataResponse;
+use OCP\AppFramework\Http\Response;
use OCP\AppFramework\Http\TemplateResponse;
use OCP\AppFramework\Middleware;
use OCP\IRequest;
use OCP\IUserSession;
+use ReflectionMethod;
/**
* Class RateLimitingMiddleware is the middleware responsible for implementing the
* @UserRateThrottle(limit=5, period=100)
* @AnonRateThrottle(limit=1, period=100)
*
- * Those annotations above would mean that logged-in users can access the page 5
+ * Or attributes such as:
+ *
+ * #[UserRateLimit(limit: 5, period: 100)]
+ * #[AnonRateLimit(limit: 1, period: 100)]
+ *
+ * Both sets would mean that logged-in users can access the page 5
* times within 100 seconds, and anonymous users 1 time within 100 seconds. If
* only an AnonRateThrottle is specified that one will also be applied to logged-in
* users.
* @package OC\AppFramework\Middleware\Security
*/
class RateLimitingMiddleware extends Middleware {
- /** @var IRequest $request */
- private $request;
- /** @var IUserSession */
- private $userSession;
- /** @var ControllerMethodReflector */
- private $reflector;
- /** @var Limiter */
- private $limiter;
-
- /**
- * @param IRequest $request
- * @param IUserSession $userSession
- * @param ControllerMethodReflector $reflector
- * @param Limiter $limiter
- */
- public function __construct(IRequest $request,
- IUserSession $userSession,
- ControllerMethodReflector $reflector,
- Limiter $limiter) {
- $this->request = $request;
- $this->userSession = $userSession;
- $this->reflector = $reflector;
- $this->limiter = $limiter;
+ public function __construct(
+ protected IRequest $request,
+ protected IUserSession $userSession,
+ protected ControllerMethodReflector $reflector,
+ protected Limiter $limiter,
+ ) {
}
/**
* {@inheritDoc}
* @throws RateLimitExceededException
*/
- public function beforeController($controller, $methodName) {
+ public function beforeController(Controller $controller, string $methodName): void {
parent::beforeController($controller, $methodName);
-
- $anonLimit = $this->reflector->getAnnotationParameter('AnonRateThrottle', 'limit');
- $anonPeriod = $this->reflector->getAnnotationParameter('AnonRateThrottle', 'period');
- $userLimit = $this->reflector->getAnnotationParameter('UserRateThrottle', 'limit');
- $userPeriod = $this->reflector->getAnnotationParameter('UserRateThrottle', 'period');
$rateLimitIdentifier = get_class($controller) . '::' . $methodName;
- if ($userLimit !== '' && $userPeriod !== '' && $this->userSession->isLoggedIn()) {
- $this->limiter->registerUserRequest(
- $rateLimitIdentifier,
- $userLimit,
- $userPeriod,
- $this->userSession->getUser()
- );
- } elseif ($anonLimit !== '' && $anonPeriod !== '') {
+
+ if ($this->userSession->isLoggedIn()) {
+ $rateLimit = $this->readLimitFromAnnotationOrAttribute($controller, $methodName, 'UserRateThrottle', UserRateLimit::class);
+
+ if ($rateLimit !== null) {
+ $this->limiter->registerUserRequest(
+ $rateLimitIdentifier,
+ $rateLimit->getLimit(),
+ $rateLimit->getPeriod(),
+ $this->userSession->getUser()
+ );
+ return;
+ }
+
+ // If not user specific rate limit is found the Anon rate limit applies!
+ }
+
+ $rateLimit = $this->readLimitFromAnnotationOrAttribute($controller, $methodName, 'AnonRateThrottle', AnonRateLimit::class);
+
+ if ($rateLimit !== null) {
$this->limiter->registerAnonRequest(
$rateLimitIdentifier,
- $anonLimit,
- $anonPeriod,
+ $rateLimit->getLimit(),
+ $rateLimit->getPeriod(),
$this->request->getRemoteAddress()
);
}
}
+ /**
+ * @template T of ARateLimit
+ *
+ * @param Controller $controller
+ * @param string $methodName
+ * @param string $annotationName
+ * @param class-string<T> $attributeClass
+ * @return ?ARateLimit
+ */
+ protected function readLimitFromAnnotationOrAttribute(Controller $controller, string $methodName, string $annotationName, string $attributeClass): ?ARateLimit {
+ $annotationLimit = $this->reflector->getAnnotationParameter($annotationName, 'limit');
+ $annotationPeriod = $this->reflector->getAnnotationParameter($annotationName, 'period');
+
+ if ($annotationLimit !== '' && $annotationPeriod !== '') {
+ return new $attributeClass(
+ (int) $annotationLimit,
+ (int) $annotationPeriod,
+ );
+ }
+
+ $reflectionMethod = new ReflectionMethod($controller, $methodName);
+ $attributes = $reflectionMethod->getAttributes($attributeClass);
+ $attribute = current($attributes);
+
+ if ($attribute !== false) {
+ return $attribute->newInstance();
+ }
+
+ return null;
+ }
+
/**
* {@inheritDoc}
*/
- public function afterException($controller, $methodName, \Exception $exception) {
+ public function afterException(Controller $controller, string $methodName, \Exception $exception): Response {
if ($exception instanceof RateLimitExceededException) {
if (stripos($this->request->getHeader('Accept'), 'html') === false) {
$response = new DataResponse([], $exception->getCode());
<?php
+
+declare(strict_types=1);
+
/**
+ * @copyright Copyright (c) 2023 Joas Schilling <coding@schilljs.com>
* @copyright Copyright (c) 2017 Lukas Reschke <lukas@statuscode.ch>
*
+ * @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
use OC\Security\RateLimiting\Exception\RateLimitExceededException;
use OC\Security\RateLimiting\Limiter;
use OCP\AppFramework\Controller;
+use OCP\AppFramework\Http\Attribute\AnonRateLimit;
+use OCP\AppFramework\Http\Attribute\UserRateLimit;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Http\TemplateResponse;
use OCP\IRequest;
use OCP\IUser;
use OCP\IUserSession;
+use PHPUnit\Framework\MockObject\MockObject;
use Test\TestCase;
+class TestRateLimitController extends Controller {
+ /**
+ * @UserRateThrottle(limit=20, period=200)
+ * @AnonRateThrottle(limit=10, period=100)
+ */
+ public function testMethodWithAnnotation() {
+ }
+
+ /**
+ * @AnonRateThrottle(limit=10, period=100)
+ */
+ public function testMethodWithAnnotationFallback() {
+ }
+
+ public function testMethodWithoutAnnotation() {
+ }
+
+ #[UserRateLimit(limit: 20, period: 200)]
+ #[AnonRateLimit(limit: 10, period: 100)]
+ public function testMethodWithAttributes() {
+ }
+
+ #[AnonRateLimit(limit: 10, period: 100)]
+ public function testMethodWithAttributesFallback() {
+ }
+}
+
/**
* @group DB
*/
class RateLimitingMiddlewareTest extends TestCase {
- /** @var IRequest|\PHPUnit\Framework\MockObject\MockObject */
- private $request;
- /** @var IUserSession|\PHPUnit\Framework\MockObject\MockObject */
- private $userSession;
- /** @var ControllerMethodReflector|\PHPUnit\Framework\MockObject\MockObject */
- private $reflector;
- /** @var Limiter|\PHPUnit\Framework\MockObject\MockObject */
- private $limiter;
- /** @var RateLimitingMiddleware */
- private $rateLimitingMiddleware;
+ private IRequest|MockObject $request;
+ private IUserSession|MockObject $userSession;
+ private ControllerMethodReflector $reflector;
+ private Limiter|MockObject $limiter;
+ private RateLimitingMiddleware $rateLimitingMiddleware;
protected function setUp(): void {
parent::setUp();
$this->request = $this->createMock(IRequest::class);
$this->userSession = $this->createMock(IUserSession::class);
- $this->reflector = $this->createMock(ControllerMethodReflector::class);
+ $this->reflector = new ControllerMethodReflector();
$this->limiter = $this->createMock(Limiter::class);
$this->rateLimitingMiddleware = new RateLimitingMiddleware(
);
}
- public function testBeforeControllerWithoutAnnotation() {
- $this->reflector
- ->expects($this->exactly(4))
- ->method('getAnnotationParameter')
- ->withConsecutive(
- ['AnonRateThrottle', 'limit'],
- ['AnonRateThrottle', 'period'],
- ['UserRateThrottle', 'limit'],
- ['UserRateThrottle', 'period']
- )
- ->willReturnMap([
- ['AnonRateThrottle', 'limit', ''],
- ['AnonRateThrottle', 'period', ''],
- ['UserRateThrottle', 'limit', ''],
- ['UserRateThrottle', 'period', ''],
- ]);
+ public function testBeforeControllerWithoutAnnotationForAnon(): void {
+ $this->limiter
+ ->expects($this->never())
+ ->method('registerUserRequest');
+ $this->limiter
+ ->expects($this->never())
+ ->method('registerAnonRequest');
+
+ $this->userSession->expects($this->once())
+ ->method('isLoggedIn')
+ ->willReturn(false);
+
+ /** @var TestRateLimitController|MockObject $controller */
+ $controller = $this->createMock(TestRateLimitController::class);
+ $this->reflector->reflect($controller, 'testMethodWithoutAnnotation');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithoutAnnotation');
+ }
+ public function testBeforeControllerWithoutAnnotationForLoggedIn(): void {
$this->limiter
->expects($this->never())
->method('registerUserRequest');
->expects($this->never())
->method('registerAnonRequest');
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
- $this->rateLimitingMiddleware->beforeController($controller, 'testMethod');
+ $this->userSession->expects($this->once())
+ ->method('isLoggedIn')
+ ->willReturn(true);
+
+ /** @var TestRateLimitController|MockObject $controller */
+ $controller = $this->createMock(TestRateLimitController::class);
+ $this->reflector->reflect($controller, 'testMethodWithoutAnnotation');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithoutAnnotation');
}
- public function testBeforeControllerForAnon() {
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
+ public function testBeforeControllerForAnon(): void {
+ $controller = new TestRateLimitController('test', $this->request);
+
+ $this->request
+ ->method('getRemoteAddress')
+ ->willReturn('127.0.0.1');
+
+ $this->userSession
+ ->expects($this->once())
+ ->method('isLoggedIn')
+ ->willReturn(false);
+
+ $this->limiter
+ ->expects($this->never())
+ ->method('registerUserRequest');
+ $this->limiter
+ ->expects($this->once())
+ ->method('registerAnonRequest')
+ ->with(get_class($controller) . '::testMethodWithAnnotation', '10', '100', '127.0.0.1');
+
+ $this->reflector->reflect($controller, 'testMethodWithAnnotation');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithAnnotation');
+ }
+
+ public function testBeforeControllerForLoggedIn(): void {
+ $controller = new TestRateLimitController('test', $this->request);
+ /** @var IUser|MockObject $user */
+ $user = $this->createMock(IUser::class);
+
+ $this->userSession
+ ->expects($this->once())
+ ->method('isLoggedIn')
+ ->willReturn(true);
+ $this->userSession
+ ->expects($this->once())
+ ->method('getUser')
+ ->willReturn($user);
+
+ $this->limiter
+ ->expects($this->never())
+ ->method('registerAnonRequest');
+ $this->limiter
+ ->expects($this->once())
+ ->method('registerUserRequest')
+ ->with(get_class($controller) . '::testMethodWithAnnotation', '20', '200', $user);
+
+
+ $this->reflector->reflect($controller, 'testMethodWithAnnotation');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithAnnotation');
+ }
+
+ public function testBeforeControllerAnonWithFallback(): void {
+ $controller = new TestRateLimitController('test', $this->request);
$this->request
->expects($this->once())
->method('getRemoteAddress')
->willReturn('127.0.0.1');
- $this->reflector
- ->expects($this->exactly(4))
- ->method('getAnnotationParameter')
- ->withConsecutive(
- ['AnonRateThrottle', 'limit'],
- ['AnonRateThrottle', 'period'],
- ['UserRateThrottle', 'limit'],
- ['UserRateThrottle', 'period']
- )
- ->willReturnMap([
- ['AnonRateThrottle', 'limit', '100'],
- ['AnonRateThrottle', 'period', '10'],
- ['UserRateThrottle', 'limit', ''],
- ['UserRateThrottle', 'period', ''],
- ]);
+ $this->userSession
+ ->expects($this->once())
+ ->method('isLoggedIn')
+ ->willReturn(true);
+
$this->limiter
->expects($this->never())
$this->limiter
->expects($this->once())
->method('registerAnonRequest')
- ->with(get_class($controller) . '::testMethod', '100', '10', '127.0.0.1');
+ ->with(get_class($controller) . '::testMethodWithAnnotationFallback', '10', '100', '127.0.0.1');
+
+ $this->reflector->reflect($controller, 'testMethodWithAnnotationFallback');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithAnnotationFallback');
+ }
+
+ public function testBeforeControllerAttributesForAnon(): void {
+ $controller = new TestRateLimitController('test', $this->request);
+
+ $this->request
+ ->method('getRemoteAddress')
+ ->willReturn('127.0.0.1');
+ $this->userSession
+ ->expects($this->once())
+ ->method('isLoggedIn')
+ ->willReturn(false);
- $this->rateLimitingMiddleware->beforeController($controller, 'testMethod');
+ $this->limiter
+ ->expects($this->never())
+ ->method('registerUserRequest');
+ $this->limiter
+ ->expects($this->once())
+ ->method('registerAnonRequest')
+ ->with(get_class($controller) . '::testMethodWithAttributes', '10', '100', '127.0.0.1');
+
+ $this->reflector->reflect($controller, 'testMethodWithAttributes');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithAttributes');
}
- public function testBeforeControllerForLoggedIn() {
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
- /** @var IUser|\PHPUnit\Framework\MockObject\MockObject $user */
+ public function testBeforeControllerAttributesForLoggedIn(): void {
+ $controller = new TestRateLimitController('test', $this->request);
+ /** @var IUser|MockObject $user */
$user = $this->createMock(IUser::class);
$this->userSession
->method('getUser')
->willReturn($user);
- $this->reflector
- ->expects($this->exactly(4))
- ->method('getAnnotationParameter')
- ->withConsecutive(
- ['AnonRateThrottle', 'limit'],
- ['AnonRateThrottle', 'period'],
- ['UserRateThrottle', 'limit'],
- ['UserRateThrottle', 'period']
- )
- ->willReturnMap([
- ['AnonRateThrottle', 'limit', ''],
- ['AnonRateThrottle', 'period', ''],
- ['UserRateThrottle', 'limit', '100'],
- ['UserRateThrottle', 'period', '10'],
- ]);
-
$this->limiter
->expects($this->never())
->method('registerAnonRequest');
$this->limiter
->expects($this->once())
->method('registerUserRequest')
- ->with(get_class($controller) . '::testMethod', '100', '10', $user);
+ ->with(get_class($controller) . '::testMethodWithAttributes', '20', '200', $user);
- $this->rateLimitingMiddleware->beforeController($controller, 'testMethod');
+ $this->reflector->reflect($controller, 'testMethodWithAttributes');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithAttributes');
}
- public function testBeforeControllerAnonWithFallback() {
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
+ public function testBeforeControllerAttributesAnonWithFallback(): void {
+ $controller = new TestRateLimitController('test', $this->request);
$this->request
->expects($this->once())
->method('getRemoteAddress')
$this->userSession
->expects($this->once())
->method('isLoggedIn')
- ->willReturn(false);
+ ->willReturn(true);
- $this->reflector
- ->expects($this->exactly(4))
- ->method('getAnnotationParameter')
- ->withConsecutive(
- ['AnonRateThrottle', 'limit'],
- ['AnonRateThrottle', 'period'],
- ['UserRateThrottle', 'limit'],
- ['UserRateThrottle', 'period']
- )
- ->willReturnMap([
- ['AnonRateThrottle', 'limit', '200'],
- ['AnonRateThrottle', 'period', '20'],
- ['UserRateThrottle', 'limit', '100'],
- ['UserRateThrottle', 'period', '10'],
- ]);
$this->limiter
->expects($this->never())
$this->limiter
->expects($this->once())
->method('registerAnonRequest')
- ->with(get_class($controller) . '::testMethod', '200', '20', '127.0.0.1');
+ ->with(get_class($controller) . '::testMethodWithAttributesFallback', '10', '100', '127.0.0.1');
- $this->rateLimitingMiddleware->beforeController($controller, 'testMethod');
+ $this->reflector->reflect($controller, 'testMethodWithAttributesFallback');
+ $this->rateLimitingMiddleware->beforeController($controller, 'testMethodWithAttributesFallback');
}
-
- public function testAfterExceptionWithOtherException() {
+ public function testAfterExceptionWithOtherException(): void {
$this->expectException(\Exception::class);
$this->expectExceptionMessage('My test exception');
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
+ $controller = new TestRateLimitController('test', $this->request);
$this->rateLimitingMiddleware->afterException($controller, 'testMethod', new \Exception('My test exception'));
}
- public function testAfterExceptionWithJsonBody() {
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
+ public function testAfterExceptionWithJsonBody(): void {
+ $controller = new TestRateLimitController('test', $this->request);
$this->request
->expects($this->once())
->method('getHeader')
$this->assertEquals($expected, $result);
}
- public function testAfterExceptionWithHtmlBody() {
- /** @var Controller|\PHPUnit\Framework\MockObject\MockObject $controller */
- $controller = $this->createMock(Controller::class);
+ public function testAfterExceptionWithHtmlBody(): void {
+ $controller = new TestRateLimitController('test', $this->request);
$this->request
->expects($this->once())
->method('getHeader')