Examples with SamlException org.apereo.cas.support.saml.SamlException used on opensource projects

Example 6 with SamlException

use of org.apereo.cas.support.saml.SamlException in project cas by apereo.

the class SamlProfileSamlAssertionBuilder method signAssertion.

/**
     * Sign assertion.
     *
     * @param assertion the assertion
     * @param request   the request
     * @param response  the response
     * @param service   the service
     * @param adaptor   the adaptor
     * @throws SamlException the saml exception
     */
protected void signAssertion(final Assertion assertion, final HttpServletRequest request, final HttpServletResponse response, final SamlRegisteredService service, final SamlRegisteredServiceServiceProviderMetadataFacade adaptor) throws SamlException {
    try {
        if (service.isSignAssertions()) {
            LOGGER.debug("SAML registered service [{}] requires assertions to be signed", adaptor.getEntityId());
            this.samlObjectSigner.encode(assertion, service, adaptor, response, request);
        } else {
            LOGGER.debug("SAML registered service [{}] does not require assertions to be signed", adaptor.getEntityId());
        }
    } catch (final Exception e) {
        throw new SamlException("Unable to marshall assertion for signing", e);
    }
}

Example 7 with SamlException

use of org.apereo.cas.support.saml.SamlException in project cas by apereo.

the class SamlProfileSamlNameIdBuilder method buildNameId.

/**
     * Build name id.
     * If there are no explicitly defined NameIDFormats, include the default format.
     * see: http://saml2int.org/profile/current/#section92
     *
     * @param authnRequest the authn request
     * @param assertion    the assertion
     * @param service      the service
     * @param adaptor      the adaptor
     * @return the name id
     * @throws SamlException the saml exception
     */
private NameID buildNameId(final AuthnRequest authnRequest, final Assertion assertion, final SamlRegisteredService service, final SamlRegisteredServiceServiceProviderMetadataFacade adaptor) throws SamlException {
    final List<String> supportedNameFormats = adaptor.getSupportedNameIdFormats();
    LOGGER.debug("Metadata for [{}] declares support for the following NameIDs [{}]", adaptor.getEntityId(), supportedNameFormats);
    if (supportedNameFormats.isEmpty()) {
        supportedNameFormats.add(NameIDType.TRANSIENT);
        LOGGER.debug("No supported nameId formats could be determined from metadata. Added default [{}]", NameIDType.TRANSIENT);
    }
    if (StringUtils.isNotBlank(service.getRequiredNameIdFormat())) {
        final String fmt = parseAndBuildRequiredNameIdFormat(service);
        supportedNameFormats.add(0, fmt);
        LOGGER.debug("Added required nameId format [{}] based on saml service configuration for [{}]", fmt, service.getServiceId());
    }
    String requiredNameFormat = null;
    if (authnRequest.getNameIDPolicy() != null) {
        requiredNameFormat = authnRequest.getNameIDPolicy().getFormat();
        LOGGER.debug("AuthN request indicates [{}] is the required NameID format", requiredNameFormat);
        if (NameID.ENCRYPTED.equals(requiredNameFormat)) {
            LOGGER.warn("Encrypted NameID formats are not supported");
            requiredNameFormat = null;
        }
    }
    if (StringUtils.isNotBlank(requiredNameFormat) && !supportedNameFormats.contains(requiredNameFormat)) {
        LOGGER.warn("Required NameID format [{}] in the AuthN request issued by [{}] is not supported based on the metadata for [{}]", requiredNameFormat, SamlIdPUtils.getIssuerFromSamlRequest(authnRequest), adaptor.getEntityId());
        throw new SamlException("Required NameID format cannot be provided because it is not supported");
    }
    for (final String nameFormat : supportedNameFormats) {
        try {
            LOGGER.debug("Evaluating NameID format [{}]", nameFormat);
            final SAML2StringNameIDEncoder encoder = new SAML2StringNameIDEncoder();
            encoder.setNameFormat(nameFormat);
            if (authnRequest.getNameIDPolicy() != null) {
                final String qualifier = authnRequest.getNameIDPolicy().getSPNameQualifier();
                LOGGER.debug("NameID qualifier is set to [{}]", qualifier);
                encoder.setNameQualifier(qualifier);
            }
            final IdPAttribute attribute = new IdPAttribute(AttributePrincipal.class.getName());
            final IdPAttributeValue<String> value = new StringAttributeValue(assertion.getPrincipal().getName());
            LOGGER.debug("NameID attribute value is set to [{}]", assertion.getPrincipal().getName());
            attribute.setValues(Collections.singletonList(value));
            LOGGER.debug("Encoding NameID based on [{}]", nameFormat);
            final NameID nameid = encoder.encode(attribute);
            LOGGER.debug("Final NameID encoded is [{}] with value [{}]", nameid.getFormat(), nameid.getValue());
            return nameid;
        } catch (final Exception e) {
            LOGGER.error(e.getMessage(), e);
        }
    }
    return null;
}

Example 8 with SamlException

use of org.apereo.cas.support.saml.SamlException in project cas by apereo.

the class BaseSamlObjectSigner method buildSignatureSigningParameters.

/**
     * Build signature signing parameters signature signing parameters.
     *
     * @param descriptor the descriptor
     * @return the signature signing parameters
     * @throws SAMLException the saml exception
     */
protected SignatureSigningParameters buildSignatureSigningParameters(final RoleDescriptor descriptor) throws SAMLException {
    try {
        final CriteriaSet criteria = new CriteriaSet();
        criteria.add(new SignatureSigningConfigurationCriterion(getSignatureSigningConfiguration()));
        criteria.add(new RoleDescriptorCriterion(descriptor));
        final SAMLMetadataSignatureSigningParametersResolver resolver = new SAMLMetadataSignatureSigningParametersResolver();
        LOGGER.debug("Resolving signature signing parameters for [{}]", descriptor.getElementQName().getLocalPart());
        final SignatureSigningParameters params = resolver.resolveSingle(criteria);
        if (params == null) {
            throw new SAMLException("No signature signing parameter is available");
        }
        LOGGER.debug("Created signature signing parameters." + "\nSignature algorithm: [{}]" + "\nSignature canonicalization algorithm: [{}]" + "\nSignature reference digest methods: [{}]", params.getSignatureAlgorithm(), params.getSignatureCanonicalizationAlgorithm(), params.getSignatureReferenceDigestMethod());
        return params;
    } catch (final Exception e) {
        throw new SAMLException(e.getMessage(), e);
    }
}

Example 9 with SamlException

use of org.apereo.cas.support.saml.SamlException in project cas by apereo.

the class SamlObjectEncrypter method encode.

/**
     * Encode a given saml object by invoking a number of outbound security handlers on the context.
     *
     * @param samlObject the saml object
     * @param service    the service
     * @param adaptor    the adaptor
     * @param response   the response
     * @param request    the request
     * @return the t
     * @throws SamlException the saml exception
     */
public EncryptedAssertion encode(final Assertion samlObject, final SamlRegisteredService service, final SamlRegisteredServiceServiceProviderMetadataFacade adaptor, final HttpServletResponse response, final HttpServletRequest request) throws SamlException {
    try {
        LOGGER.debug("Attempting to encrypt [{}] for [{}]", samlObject.getClass().getName(), adaptor.getEntityId());
        final Credential credential = getKeyEncryptionCredential(adaptor.getEntityId(), adaptor, service);
        LOGGER.info("Found encryption public key: [{}]", EncodingUtils.encodeBase64(credential.getPublicKey().getEncoded()));
        final KeyEncryptionParameters keyEncParams = getKeyEncryptionParameters(samlObject, service, adaptor, credential);
        LOGGER.debug("Key encryption algorithm for [{}] is [{}]", keyEncParams.getRecipient(), keyEncParams.getAlgorithm());
        final DataEncryptionParameters dataEncParams = getDataEncryptionParameters(samlObject, service, adaptor);
        LOGGER.debug("Data encryption algorithm for [{}] is [{}]", adaptor.getEntityId(), dataEncParams.getAlgorithm());
        final Encrypter encrypter = getEncrypter(samlObject, service, adaptor, keyEncParams, dataEncParams);
        LOGGER.debug("Attempting to encrypt [{}] for [{}] with key placement of [{}]", samlObject.getClass().getName(), adaptor.getEntityId(), encrypter.getKeyPlacement());
        return encrypter.encrypt(samlObject);
    } catch (final Exception e) {
        throw new SamlException(e.getMessage(), e);
    }
}

Example 10 with SamlException

use of org.apereo.cas.support.saml.SamlException in project cas by apereo.

the class SamlObjectSignatureValidator method validateSignatureOnAuthenticationRequest.

private void validateSignatureOnAuthenticationRequest(final RequestAbstractType profileRequest, final HttpServletRequest request, final MessageContext context, final RoleDescriptorResolver roleDescriptorResolver) throws Exception {
    final SAML2HTTPRedirectDeflateSignatureSecurityHandler handler = new SAML2HTTPRedirectDeflateSignatureSecurityHandler();
    final SAMLPeerEntityContext peer = context.getSubcontext(SAMLPeerEntityContext.class, true);
    peer.setEntityId(SamlIdPUtils.getIssuerFromSamlRequest(profileRequest));
    LOGGER.debug("Validating request signature for [{}] via [{}]...", peer.getEntityId(), handler.getClass().getSimpleName());
    LOGGER.debug("Resolving role descriptor for [{}]", peer.getEntityId());
    final RoleDescriptor roleDescriptor = roleDescriptorResolver.resolveSingle(new CriteriaSet(new EntityIdCriterion(peer.getEntityId()), new EntityRoleCriterion(SPSSODescriptor.DEFAULT_ELEMENT_NAME)));
    peer.setRole(roleDescriptor.getElementQName());
    final SAMLProtocolContext protocol = context.getSubcontext(SAMLProtocolContext.class, true);
    protocol.setProtocol(SAMLConstants.SAML20P_NS);
    LOGGER.debug("Building security parameters context for signature validation of [{}]", peer.getEntityId());
    final SecurityParametersContext secCtx = context.getSubcontext(SecurityParametersContext.class, true);
    final SignatureValidationParameters validationParams = new SignatureValidationParameters();
    if (overrideBlackListedSignatureAlgorithms != null && !overrideBlackListedSignatureAlgorithms.isEmpty()) {
        validationParams.setBlacklistedAlgorithms(this.overrideBlackListedSignatureAlgorithms);
        LOGGER.debug("Validation override blacklisted algorithms are [{}]", this.overrideWhiteListedAlgorithms);
    }
    if (overrideWhiteListedAlgorithms != null && !overrideWhiteListedAlgorithms.isEmpty()) {
        validationParams.setWhitelistedAlgorithms(this.overrideWhiteListedAlgorithms);
        LOGGER.debug("Validation override whitelisted algorithms are [{}]", this.overrideWhiteListedAlgorithms);
    }
    LOGGER.debug("Resolving signing credentials for [{}]", peer.getEntityId());
    final Credential credential = getSigningCredential(roleDescriptorResolver, profileRequest);
    if (credential == null) {
        throw new SamlException("Signing credential for validation could not be resolved");
    }
    final CredentialResolver resolver = new StaticCredentialResolver(credential);
    final KeyInfoCredentialResolver keyResolver = new StaticKeyInfoCredentialResolver(credential);
    final SignatureTrustEngine trustEngine = new ExplicitKeySignatureTrustEngine(resolver, keyResolver);
    validationParams.setSignatureTrustEngine(trustEngine);
    secCtx.setSignatureValidationParameters(validationParams);
    handler.setHttpServletRequest(request);
    LOGGER.debug("Initializing [{}] to execute signature validation for [{}]", handler.getClass().getSimpleName(), peer.getEntityId());
    handler.initialize();
    LOGGER.debug("Invoking [{}] to handle signature validation for [{}]", handler.getClass().getSimpleName(), peer.getEntityId());
    handler.invoke(context);
    LOGGER.debug("Successfully validated request signature for [{}].", profileRequest.getIssuer());
}