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<?php |
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/** |
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* Copyright 2018 SURFnet bv |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace Surfnet\StepupGateway\SecondFactorOnlyBundle\Service\Gateway; |
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use SAML2\Response; |
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use Surfnet\SamlBundle\Monolog\SamlAuthenticationLogger; |
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use Surfnet\StepupBundle\Service\LoaResolutionService; |
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use Surfnet\StepupBundle\Service\SecondFactorTypeService; |
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use Surfnet\StepupGateway\GatewayBundle\Saml\ResponseContext; |
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use Surfnet\StepupGateway\GatewayBundle\Service\SecondFactorService; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Exception\InvalidSecondFactorMethodException; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Saml\ResponseFactory; |
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use Surfnet\StepupGateway\SecondFactorOnlyBundle\Service\LoaAliasLookupService; |
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use Symfony\Component\HttpFoundation\Request; |
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class RespondService |
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{ |
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/** @var SamlAuthenticationLogger */ |
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private $samlLogger; |
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/** @var LoaResolutionService */ |
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private $loaResolutionService; |
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/** @var LoaAliasLookupService */ |
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private $loaAliasLookupService; |
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/** @var ResponseFactory */ |
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private $responseFactory; |
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/** @var SecondFactorService */ |
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private $secondFactorService; |
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/** @var SecondFactorTypeService */ |
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private $secondFactorTypeService; |
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/** @var ResponseValidator */ |
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private $responseValidator; |
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public function __construct( |
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SamlAuthenticationLogger $samlLogger, |
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LoaResolutionService $loaResolutionService, |
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LoaAliasLookupService $loaAliasLookupService, |
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ResponseFactory $responseFactory, |
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SecondFactorService $secondFactorService, |
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SecondFactorTypeService $secondFactorTypeService, |
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ResponseValidator $responseValidator |
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) { |
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$this->samlLogger = $samlLogger; |
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$this->loaResolutionService = $loaResolutionService; |
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$this->loaAliasLookupService = $loaAliasLookupService; |
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$this->responseFactory = $responseFactory; |
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$this->secondFactorService = $secondFactorService; |
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$this->secondFactorTypeService = $secondFactorTypeService; |
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$this->responseValidator = $responseValidator; |
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} |
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/** |
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* Send a SAML response back to the service provider. |
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* |
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* Second factor verification is finished. This method builds a AuthnResponse |
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* to send back to the service provider in response to the AuthnRequest received in |
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* the SecondFactorLoginService. |
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* |
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* @param ResponseContext $responseContext |
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* @return Response |
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*/ |
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public function respond(ResponseContext $responseContext, Request $request) |
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{ |
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$originalRequestId = $responseContext->getInResponseTo(); |
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$logger = $this->samlLogger->forAuthentication($originalRequestId); |
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$logger->notice('Creating second-factor-only Response'); |
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$selectedSecondFactorUuid = $responseContext->getSelectedSecondFactor(); |
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if (!$selectedSecondFactorUuid) { |
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throw new InvalidSecondFactorMethodException( |
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'Cannot verify possession of an unknown second factor.' |
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); |
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} |
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if (!$responseContext->isSecondFactorVerified()) { |
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throw new InvalidSecondFactorMethodException( |
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'Second factor was not verified' |
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); |
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} |
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$secondFactor = $this->secondFactorService->findByUuid($selectedSecondFactorUuid); |
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$loaLevel = $this->secondFactorService->getLoaLevel($secondFactor); |
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$this->responseValidator->validate($request, $secondFactor, $responseContext->getIdentityNameId()); |
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$authnContextClassRef = $this->loaAliasLookupService->findAliasByLoa($loaLevel); |
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$response = $this->responseFactory->createSecondFactorOnlyResponse( |
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$responseContext->getIdentityNameId(), |
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$responseContext->getDestination(), |
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$authnContextClassRef |
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); |
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$logger->notice(sprintf( |
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'Responding to request "%s" with newly created response "%s"', |
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$responseContext->getInResponseTo(), |
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$response->getId() |
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)); |
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return $response; |
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} |
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/** |
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* Reset the state of the response |
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* |
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* @param ResponseContext $responseContext |
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*/ |
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public function resetRespondState(ResponseContext $responseContext): void |
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{ |
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$responseContext->responseSent(); |
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} |
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} |
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OpenConext /
Stepup-Gateway
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