refactoring
This commit is contained in:
Roland Gruber
parent
de19770211
commit
eae502c629
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@ -13,8 +13,6 @@ use \htmlOutputText;
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use \htmlDiv;
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use \LAMException;
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use Webauthn\PublicKeyCredentialCreationOptions;
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use function LAM\LOGIN\WEBAUTHN\hasTokensRegistered;
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use function LAM\LOGIN\WEBAUTHN\storeNewRegistration;
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/*
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This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
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@ -580,7 +578,7 @@ class WebauthnProvider extends BaseProvider {
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}
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$response = base64_decode($_POST['sig_response']);
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$registrationObject = PublicKeyCredentialCreationOptions::createFromString($_SESSION['webauthn_registration']);
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if (storeNewRegistration($registrationObject, $response)) {
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if ($webauthnManager->storeNewRegistration($registrationObject, $response)) {
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return true;
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}
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logNewMessage(LOG_ERR, 'Webauthn authentication failed');
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@ -119,6 +119,44 @@ class WebauthnManager {
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return $registrationObject;
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}
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/**
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* Verifies the registration and stores it in the database.
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*
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* @param PublicKeyCredentialCreationOptions $registration registration object
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* @param string $clientResponse client response
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* @return bool true if response is valid and registration succeeded
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*/
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public function storeNewRegistration($registration, $clientResponse) {
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$decoder = $this->getCborDecoder();
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$tokenBindingHandler = new IgnoreTokenBindingHandler();
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$attestationSupportManager = $this->getAttestationSupportManager($decoder);
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$attestationObjectLoader = $this->getAttestationObjectLoader($attestationSupportManager, $decoder);
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$publicKeyCredentialLoader = $this->getPublicKeyCredentialLoader($attestationObjectLoader, $decoder);
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$extensionOutputCheckerHandler = $this->getExtensionOutputChecker();
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$repository = new PublicKeyCredentialSourceRepositorySQLite();
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$responseValidator = new AuthenticatorAttestationResponseValidator(
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$attestationSupportManager, $repository, $tokenBindingHandler, $extensionOutputCheckerHandler);
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try {
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$publicKeyCredential = $publicKeyCredentialLoader->load($clientResponse);
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$authenticatorAttestationResponse = $publicKeyCredential->getResponse();
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if (!$authenticatorAttestationResponse instanceof AuthenticatorAttestationResponse) {
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logNewMessage(LOG_ERR, 'Invalid webauthn response: ' . $clientResponse);
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return false;
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}
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$symfonyRequest = Request::createFromGlobals();
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$psr17Factory = new Psr17Factory();
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$psrFactory = new PsrHttpFactory($psr17Factory, $psr17Factory, $psr17Factory, $psr17Factory);
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$psr7Request = $psrFactory->createRequest($symfonyRequest);
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$publicKeyCredentialSource = $responseValidator->check($authenticatorAttestationResponse, $registration, $psr7Request);
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$repository->saveCredentialSource($publicKeyCredentialSource);
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return true;
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}
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catch (\Throwable $exception) {
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logNewMessage(LOG_ERR, 'Webauthn validation failed: ' . $exception->getMessage() . $exception->getTraceAsString());
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}
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return false;
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}
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/**
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* Returns the user entity for the registration.
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*
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@ -181,6 +219,72 @@ class WebauthnManager {
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return $keys;
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}
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/**
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* Returns a CBOR decoder.
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*
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* @return Decoder decoder
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*/
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private function getCborDecoder() {
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return new Decoder(new TagObjectManager(), new OtherObjectManager());
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}
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/**
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* Creates the attestation support manager.
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*
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* @param Decoder $decoder decoder
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* @return AttestationStatementSupportManager manager
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*/
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private function getAttestationSupportManager($decoder) {
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$manager = new AttestationStatementSupportManager();
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$manager->add(new NoneAttestationStatementSupport());
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$manager->add(new FidoU2FAttestationStatementSupport());
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$manager->add(new AndroidKeyAttestationStatementSupport($decoder));
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$manager->add(new TPMAttestationStatementSupport());
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$coseManager = new Manager();
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$coseManager->add(new ES256());
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$coseManager->add(new ES384());
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$coseManager->add(new ES512());
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$coseManager->add(new EdDSA());
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$coseManager->add(new RS1());
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$coseManager->add(new RS256());
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$coseManager->add(new RS384);
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$coseManager->add(new RS512());
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$manager->add(new PackedAttestationStatementSupport($decoder, $coseManager));
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return $manager;
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}
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/**
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* Returns the attestation object loader.
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*
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* @param AttestationStatementSupportManager $manager support manager
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* @param Decoder $decoder decoder
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* @return AttestationObjectLoader attestation object loader
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*/
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private function getAttestationObjectLoader($manager, $decoder) {
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return new AttestationObjectLoader($manager, $decoder);
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}
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/**
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* Creates the public key credential loader.
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*
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* @param AttestationObjectLoader $attestationObjectLoader attestation object loader
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* @param Decoder $decoder decoder
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* @return PublicKeyCredentialLoader public key credential loader
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*/
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private function getPublicKeyCredentialLoader($attestationObjectLoader, $decoder) {
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return new PublicKeyCredentialLoader($attestationObjectLoader, $decoder);
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}
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/**
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* Returns the extension output checker handler.
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* No extensions are checked at this time.
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*
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* @return ExtensionOutputCheckerHandler handler
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*/
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function getExtensionOutputChecker() {
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return new ExtensionOutputCheckerHandler();
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}
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/**
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* Returns the webauthn database.
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*
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@ -192,110 +296,6 @@ class WebauthnManager {
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}
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/**
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* Verifies the registration and stores it in the database.
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*
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* @param PublicKeyCredentialCreationOptions $registration registration object
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* @param string $clientResponse client response
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* @return bool true if response is valid and registration succeeded
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*/
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function storeNewRegistration($registration, $clientResponse) {
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$decoder = getCborDecoder();
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$tokenBindingHandler = new IgnoreTokenBindingHandler();
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$attestationSupportManager = getAttestationSupportManager($decoder);
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$attestationObjectLoader = getAttestationObjectLoader($attestationSupportManager, $decoder);
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$publicKeyCredentialLoader = getPublicKeyCredentialLoader($attestationObjectLoader, $decoder);
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$extensionOutputCheckerHandler = getExtensionOutputChecker();
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$repository = new PublicKeyCredentialSourceRepositorySQLite();
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$responseValidator = new AuthenticatorAttestationResponseValidator(
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$attestationSupportManager, $repository, $tokenBindingHandler, $extensionOutputCheckerHandler);
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try {
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$publicKeyCredential = $publicKeyCredentialLoader->load($clientResponse);
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$authenticatorAttestationResponse = $publicKeyCredential->getResponse();
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if (!$authenticatorAttestationResponse instanceof AuthenticatorAttestationResponse) {
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logNewMessage(LOG_ERR, 'Invalid webauthn response: ' . $clientResponse);
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return false;
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}
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$symfonyRequest = Request::createFromGlobals();
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$psr17Factory = new Psr17Factory();
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$psrFactory = new PsrHttpFactory($psr17Factory, $psr17Factory, $psr17Factory, $psr17Factory);
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$psr7Request = $psrFactory->createRequest($symfonyRequest);
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$publicKeyCredentialSource = $responseValidator->check($authenticatorAttestationResponse, $registration, $psr7Request);
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$repository->saveCredentialSource($publicKeyCredentialSource);
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return true;
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}
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catch (\Throwable $exception) {
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logNewMessage(LOG_ERR, 'Webauthn validation failed: ' . $exception->getMessage() . $exception->getTraceAsString());
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}
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return false;
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}
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/**
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* Returns a CBOR decoder.
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*
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* @return Decoder decoder
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*/
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function getCborDecoder() {
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return new Decoder(new TagObjectManager(), new OtherObjectManager());
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}
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/**
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* Creates the attestation support manager.
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*
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* @param Decoder $decoder decoder
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* @return AttestationStatementSupportManager manager
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*/
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function getAttestationSupportManager($decoder) {
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$manager = new AttestationStatementSupportManager();
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$manager->add(new NoneAttestationStatementSupport());
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$manager->add(new FidoU2FAttestationStatementSupport());
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$manager->add(new AndroidKeyAttestationStatementSupport($decoder));
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$manager->add(new TPMAttestationStatementSupport());
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$coseManager = new Manager();
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$coseManager->add(new ES256());
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$coseManager->add(new ES384());
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$coseManager->add(new ES512());
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$coseManager->add(new EdDSA());
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$coseManager->add(new RS1());
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$coseManager->add(new RS256());
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$coseManager->add(new RS384);
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$coseManager->add(new RS512());
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$manager->add(new PackedAttestationStatementSupport($decoder, $coseManager));
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return $manager;
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}
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/**
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* Returns the attestation object loader.
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*
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* @param AttestationStatementSupportManager $manager support manager
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* @param Decoder $decoder decoder
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* @return AttestationObjectLoader attestation object loader
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*/
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function getAttestationObjectLoader($manager, $decoder) {
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return new AttestationObjectLoader($manager, $decoder);
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}
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/**
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* Creates the public key credential loader.
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*
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* @param AttestationObjectLoader $attestationObjectLoader attestation object loader
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* @param Decoder $decoder decoder
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* @return PublicKeyCredentialLoader public key credential loader
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*/
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function getPublicKeyCredentialLoader($attestationObjectLoader, $decoder) {
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return new PublicKeyCredentialLoader($attestationObjectLoader, $decoder);
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}
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/**
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* Returns the extension output checker handler.
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* No extensions are checked at this time.
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*
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* @return ExtensionOutputCheckerHandler handler
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*/
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function getExtensionOutputChecker() {
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return new ExtensionOutputCheckerHandler();
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}
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/**
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* Stores the public key credentials in the SQLite database.
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*
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