diff options
Diffstat (limited to 'id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2')
3 files changed, 765 insertions, 0 deletions
diff --git a/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/Authenticate.java b/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/Authenticate.java new file mode 100644 index 000000000..68fef277b --- /dev/null +++ b/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/Authenticate.java @@ -0,0 +1,222 @@ +package at.gv.egovernment.moa.id.demoOA.servlet.pvp2; + +import java.io.IOException; +import java.security.KeyStore; +import java.util.Map; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.servlet.http.HttpSession; +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; +import javax.xml.parsers.ParserConfigurationException; + +import org.apache.velocity.app.VelocityEngine; +import org.apache.velocity.runtime.RuntimeConstants; +import org.joda.time.DateTime; +import org.opensaml.common.SAMLObject; +import org.opensaml.common.binding.BasicSAMLMessageContext; +import org.opensaml.common.impl.SecureRandomIdentifierGenerator; +import org.opensaml.common.xml.SAMLConstants; +import org.opensaml.saml2.binding.encoding.HTTPPostEncoder; +import org.opensaml.saml2.core.AuthnContextClassRef; +import org.opensaml.saml2.core.AuthnContextComparisonTypeEnumeration; +import org.opensaml.saml2.core.AuthnRequest; +import org.opensaml.saml2.core.Issuer; +import org.opensaml.saml2.core.NameID; +import org.opensaml.saml2.core.NameIDPolicy; +import org.opensaml.saml2.core.NameIDType; +import org.opensaml.saml2.core.RequestedAuthnContext; +import org.opensaml.saml2.core.Subject; +import org.opensaml.saml2.metadata.EntityDescriptor; +import org.opensaml.saml2.metadata.SingleSignOnService; +import org.opensaml.saml2.metadata.impl.SingleSignOnServiceBuilder; +import org.opensaml.saml2.metadata.provider.HTTPMetadataProvider; +import org.opensaml.ws.transport.http.HttpServletResponseAdapter; +import org.opensaml.xml.security.x509.KeyStoreX509CredentialAdapter; +import org.opensaml.xml.security.x509.X509Credential; +import org.opensaml.xml.signature.Signature; +import org.opensaml.xml.signature.SignatureConstants; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import at.gv.egovernment.moa.id.demoOA.Configuration; +import at.gv.egovernment.moa.id.demoOA.Constants; +import at.gv.egovernment.moa.id.demoOA.exception.ConfigurationException; +import at.gv.egovernment.moa.id.demoOA.utils.SAML2Utils; +import at.iaik.commons.util.MiscUtil; + + +/** + * Servlet implementation class Authenticate + */ +public class Authenticate extends HttpServlet { + private static final long serialVersionUID = 1L; + + private static final Logger log = LoggerFactory + .getLogger(Authenticate.class); + + /** + * @see HttpServlet#HttpServlet() + */ + public Authenticate() { + super(); + DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); + factory.setNamespaceAware(true); + try { + builder = factory.newDocumentBuilder(); + + } catch (ParserConfigurationException e) { + log.warn("PVP2 AuthenticationServlet can not be initialized.", e); + } + } + + DocumentBuilder builder; + + + protected void process(HttpServletRequest request, + HttpServletResponse response, Map<String,String> legacyParameter) throws ServletException, IOException { + try { + + Configuration config = Configuration.getInstance(); + config.initializePVP2Login(); + + AuthnRequest authReq = SAML2Utils + .createSAMLObject(AuthnRequest.class); + SecureRandomIdentifierGenerator gen = new SecureRandomIdentifierGenerator(); + authReq.setID(gen.generateIdentifier()); + + HttpSession session = request.getSession(); + if (session != null) { + session.setAttribute(Constants.SESSION_PVP2REQUESTID, authReq.getID()); + } + + authReq.setAssertionConsumerServiceIndex(0); + authReq.setAttributeConsumingServiceIndex(0); + authReq.setIssueInstant(new DateTime()); + Subject subject = SAML2Utils.createSAMLObject(Subject.class); + NameID name = SAML2Utils.createSAMLObject(NameID.class); + Issuer issuer = SAML2Utils.createSAMLObject(Issuer.class); + + String serviceURL = config.getPublicUrlPreFix(request); + if (!serviceURL.endsWith("/")) + serviceURL = serviceURL + "/"; + name.setValue(serviceURL); + issuer.setValue(serviceURL); + + subject.setNameID(name); + authReq.setSubject(subject); + issuer.setFormat(NameIDType.ENTITY); + authReq.setIssuer(issuer); + NameIDPolicy policy = SAML2Utils + .createSAMLObject(NameIDPolicy.class); + policy.setAllowCreate(true); + policy.setFormat(NameID.PERSISTENT); + authReq.setNameIDPolicy(policy); + + String entityname = config.getPVP2IDPMetadataEntityName(); + if (MiscUtil.isEmpty(entityname)) { + log.info("No IDP EntityName configurated"); + throw new ConfigurationException("No IDP EntityName configurated"); + } + + HTTPMetadataProvider idpmetadata = config.getMetaDataProvier(); + EntityDescriptor idpEntity = idpmetadata.getEntityDescriptor(entityname); + if (idpEntity == null) { + log.info("IDP EntityName is not found in IDP Metadata"); + throw new ConfigurationException("IDP EntityName is not found in IDP Metadata"); + } + + SingleSignOnService redirectEndpoint = null; + for (SingleSignOnService sss : + idpEntity.getIDPSSODescriptor(SAMLConstants.SAML20P_NS).getSingleSignOnServices()) { + + //Get the service address for the binding you wish to use + if (sss.getBinding().equals(SAMLConstants.SAML2_POST_BINDING_URI)) { + redirectEndpoint = sss; + } + } + + authReq.setDestination(redirectEndpoint.getLocation()); + + RequestedAuthnContext reqAuthContext = + SAML2Utils.createSAMLObject(RequestedAuthnContext.class); + + AuthnContextClassRef authnClassRef = + SAML2Utils.createSAMLObject(AuthnContextClassRef.class); + + authnClassRef.setAuthnContextClassRef("http://www.stork.gov.eu/1.0/citizenQAALevel/4"); + + reqAuthContext.setComparison(AuthnContextComparisonTypeEnumeration.MINIMUM); + + reqAuthContext.getAuthnContextClassRefs().add(authnClassRef); + + authReq.setRequestedAuthnContext(reqAuthContext); + + KeyStore keyStore = config.getPVP2KeyStore(); + + X509Credential authcredential = new KeyStoreX509CredentialAdapter( + keyStore, + config.getPVP2KeystoreAuthRequestKeyAlias(), + config.getPVP2KeystoreAuthRequestKeyPassword().toCharArray()); + + Signature signer = SAML2Utils.createSAMLObject(Signature.class); + signer.setSignatureAlgorithm(SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA1); + signer.setCanonicalizationAlgorithm(SignatureConstants.ALGO_ID_C14N_EXCL_OMIT_COMMENTS); + signer.setSigningCredential(authcredential); + + authReq.setSignature(signer); + + VelocityEngine engine = new VelocityEngine(); + engine.setProperty(RuntimeConstants.ENCODING_DEFAULT, "UTF-8"); + engine.setProperty(RuntimeConstants.OUTPUT_ENCODING, "UTF-8"); + engine.setProperty(RuntimeConstants.ENCODING_DEFAULT, "UTF-8"); + engine.setProperty(RuntimeConstants.RESOURCE_LOADER, "classpath"); + engine.setProperty("classpath.resource.loader.class", + "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader"); + engine.init(); + + HTTPPostEncoder encoder = new HTTPPostEncoder(engine, + "templates/pvp_postbinding_template.html"); + HttpServletResponseAdapter responseAdapter = new HttpServletResponseAdapter( + response, true); + BasicSAMLMessageContext<SAMLObject, SAMLObject, SAMLObject> context = new BasicSAMLMessageContext<SAMLObject, SAMLObject, SAMLObject>(); + SingleSignOnService service = new SingleSignOnServiceBuilder() + .buildObject(); + service.setBinding("urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST"); + service.setLocation(redirectEndpoint.getLocation());; + + context.setOutboundSAMLMessageSigningCredential(authcredential); + context.setPeerEntityEndpoint(service); + context.setOutboundSAMLMessage(authReq); + context.setOutboundMessageTransport(responseAdapter); + + encoder.encode(context); + + } catch (Exception e) { + log.warn("Authentication Request can not be generated", e); + throw new ServletException("Authentication Request can not be generated.", e); + } + } + + /** + * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doGet(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + + process(request, response, null); + } + + /** + * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doPost(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + process(request, response, null); + } + +} diff --git a/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/BuildMetadata.java b/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/BuildMetadata.java new file mode 100644 index 000000000..f3821374a --- /dev/null +++ b/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/BuildMetadata.java @@ -0,0 +1,279 @@ +package at.gv.egovernment.moa.id.demoOA.servlet.pvp2; + +import java.io.IOException; +import java.io.StringWriter; +import java.security.KeyStore; +import java.security.NoSuchAlgorithmException; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; +import javax.xml.parsers.ParserConfigurationException; +import javax.xml.transform.Transformer; +import javax.xml.transform.TransformerConfigurationException; +import javax.xml.transform.TransformerException; +import javax.xml.transform.TransformerFactory; +import javax.xml.transform.TransformerFactoryConfigurationError; +import javax.xml.transform.dom.DOMSource; +import javax.xml.transform.stream.StreamResult; + +import org.apache.log4j.Logger; +import org.opensaml.common.impl.SecureRandomIdentifierGenerator; +import org.opensaml.common.xml.SAMLConstants; +import org.opensaml.saml2.core.NameIDType; +import org.opensaml.saml2.metadata.AssertionConsumerService; +import org.opensaml.saml2.metadata.AttributeConsumingService; +import org.opensaml.saml2.metadata.EntitiesDescriptor; +import org.opensaml.saml2.metadata.EntityDescriptor; +import org.opensaml.saml2.metadata.KeyDescriptor; +import org.opensaml.saml2.metadata.LocalizedString; +import org.opensaml.saml2.metadata.NameIDFormat; +import org.opensaml.saml2.metadata.SPSSODescriptor; +import org.opensaml.saml2.metadata.ServiceName; +import org.opensaml.xml.io.Marshaller; +import org.opensaml.xml.security.credential.Credential; +import org.opensaml.xml.security.credential.UsageType; +import org.opensaml.xml.security.keyinfo.KeyInfoGenerator; +import org.opensaml.xml.security.x509.KeyStoreX509CredentialAdapter; +import org.opensaml.xml.security.x509.X509Credential; +import org.opensaml.xml.security.x509.X509KeyInfoGeneratorFactory; +import org.opensaml.xml.signature.Signature; +import org.opensaml.xml.signature.SignatureConstants; +import org.opensaml.xml.signature.Signer; +import org.w3c.dom.Document; + +import at.gv.egovernment.moa.id.demoOA.Configuration; +import at.gv.egovernment.moa.id.demoOA.Constants; +import at.gv.egovernment.moa.id.demoOA.exception.ConfigurationException; +import at.gv.egovernment.moa.id.demoOA.utils.AttributeListBuilder; +import at.gv.egovernment.moa.id.demoOA.utils.SAML2Utils; +import at.iaik.commons.util.MiscUtil; + +public class BuildMetadata extends HttpServlet { + private static final long serialVersionUID = 1L; + + private static final Logger log = Logger.getLogger(BuildMetadata.class); + + /** + * @see HttpServlet#HttpServlet() + */ + public BuildMetadata() { + super(); + } + + protected static Signature getSignature(Credential credentials) { + Signature signer = SAML2Utils.createSAMLObject(Signature.class); + signer.setSignatureAlgorithm(SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA256); + signer.setCanonicalizationAlgorithm(SignatureConstants.ALGO_ID_C14N_EXCL_OMIT_COMMENTS); + signer.setSigningCredential(credentials); + return signer; + } + + /** + * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doGet(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + try { + Configuration config = Configuration.getInstance(); + + SecureRandomIdentifierGenerator idGen = new SecureRandomIdentifierGenerator(); + + EntitiesDescriptor spEntitiesDescriptor = SAML2Utils. + createSAMLObject(EntitiesDescriptor.class); + + String name = config.getPVP2MetadataEntitiesName(); + if (MiscUtil.isEmpty(name)) { + log.info("NO Metadata EntitiesName configurated"); + throw new ConfigurationException("NO Metadata EntitiesName configurated"); + } + + spEntitiesDescriptor.setName(name); + spEntitiesDescriptor.setID(idGen.generateIdentifier()); + + EntityDescriptor spEntityDescriptor = SAML2Utils + .createSAMLObject(EntityDescriptor.class); + + spEntitiesDescriptor.getEntityDescriptors().add(spEntityDescriptor); + + String serviceURL = config.getPublicUrlPreFix(request); + if (!serviceURL.endsWith("/")) + serviceURL = serviceURL + "/"; + + log.debug("Set OnlineApplicationURL to " + serviceURL); + spEntityDescriptor.setEntityID(serviceURL); + + SPSSODescriptor spSSODescriptor = SAML2Utils + .createSAMLObject(SPSSODescriptor.class); + + spSSODescriptor.setAuthnRequestsSigned(true); + spSSODescriptor.setWantAssertionsSigned(true); + + X509KeyInfoGeneratorFactory keyInfoFactory = new X509KeyInfoGeneratorFactory(); + keyInfoFactory.setEmitEntityCertificate(true); + KeyInfoGenerator keyInfoGenerator = keyInfoFactory.newInstance(); + + + KeyStore keyStore = config.getPVP2KeyStore(); + + X509Credential signingcredential = new KeyStoreX509CredentialAdapter( + keyStore, + config.getPVP2KeystoreMetadataKeyAlias(), + config.getPVP2KeystoreMetadataKeyPassword().toCharArray()); + + + log.debug("Set Metadata key information"); + //Set MetaData Signing key + KeyDescriptor entitiesSignKeyDescriptor = SAML2Utils + .createSAMLObject(KeyDescriptor.class); + entitiesSignKeyDescriptor.setUse(UsageType.SIGNING); + entitiesSignKeyDescriptor.setKeyInfo(keyInfoGenerator.generate(signingcredential)); + Signature entitiesSignature = getSignature(signingcredential); + spEntitiesDescriptor.setSignature(entitiesSignature); + + + //Set AuthRequest Signing certificate + X509Credential authcredential = new KeyStoreX509CredentialAdapter( + keyStore, + config.getPVP2KeystoreAuthRequestKeyAlias(), + config.getPVP2KeystoreAuthRequestKeyPassword().toCharArray()); + KeyDescriptor signKeyDescriptor = SAML2Utils + .createSAMLObject(KeyDescriptor.class); + signKeyDescriptor.setUse(UsageType.SIGNING); + signKeyDescriptor.setKeyInfo(keyInfoGenerator.generate(authcredential)); + spSSODescriptor.getKeyDescriptors().add(signKeyDescriptor); + + + //set AuthRequest encryption certificate + if (MiscUtil.isNotEmpty(config.getPVP2KeystoreAuthRequestEncryptionKeyAlias()) || + MiscUtil.isNotEmpty(config.getPVP2KeystoreAuthRequestEncryptionKeyPassword())) { + X509Credential authEncCredential = new KeyStoreX509CredentialAdapter( + keyStore, + config.getPVP2KeystoreAuthRequestEncryptionKeyAlias(), + config.getPVP2KeystoreAuthRequestEncryptionKeyPassword().toCharArray()); + KeyDescriptor encryKeyDescriptor = SAML2Utils + .createSAMLObject(KeyDescriptor.class); + encryKeyDescriptor.setUse(UsageType.ENCRYPTION); + encryKeyDescriptor.setKeyInfo(keyInfoGenerator.generate(authEncCredential)); + spSSODescriptor.getKeyDescriptors().add(encryKeyDescriptor); + + } else { + log.warn("No Assertion Encryption-Key defined. This setting is not recommended!"); + + } + + + NameIDFormat persistentnameIDFormat = SAML2Utils.createSAMLObject(NameIDFormat.class); + persistentnameIDFormat.setFormat(NameIDType.PERSISTENT); + + spSSODescriptor.getNameIDFormats().add(persistentnameIDFormat); + + NameIDFormat transientnameIDFormat = SAML2Utils.createSAMLObject(NameIDFormat.class); + transientnameIDFormat.setFormat(NameIDType.TRANSIENT); + + spSSODescriptor.getNameIDFormats().add(transientnameIDFormat); + + NameIDFormat unspecifiednameIDFormat = SAML2Utils.createSAMLObject(NameIDFormat.class); + unspecifiednameIDFormat.setFormat(NameIDType.UNSPECIFIED); + + spSSODescriptor.getNameIDFormats().add(unspecifiednameIDFormat); + + AssertionConsumerService postassertionConsumerService = + SAML2Utils.createSAMLObject(AssertionConsumerService.class); + + postassertionConsumerService.setIndex(0); + postassertionConsumerService.setBinding(SAMLConstants.SAML2_POST_BINDING_URI); + postassertionConsumerService.setLocation(serviceURL + Constants.SERVLET_PVP2ASSERTION); + + spSSODescriptor.getAssertionConsumerServices().add(postassertionConsumerService); + + spSSODescriptor.addSupportedProtocol(SAMLConstants.SAML20P_NS); + + spEntityDescriptor.getRoleDescriptors().add(spSSODescriptor); + + spSSODescriptor.setWantAssertionsSigned(true); + spSSODescriptor.setAuthnRequestsSigned(true); + + AttributeConsumingService attributeService = + SAML2Utils.createSAMLObject(AttributeConsumingService.class); + + attributeService.setIndex(0); + attributeService.setIsDefault(true); + ServiceName serviceName = SAML2Utils.createSAMLObject(ServiceName.class); + serviceName.setName(new LocalizedString("Default Service", "de")); + attributeService.getNames().add(serviceName); + + attributeService.getRequestAttributes().addAll(AttributeListBuilder.getRequestedAttributes()); + + spSSODescriptor.getAttributeConsumingServices().add(attributeService); + + DocumentBuilder builder; + DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); + + builder = factory.newDocumentBuilder(); + Document document = builder.newDocument(); + Marshaller out = org.opensaml.Configuration.getMarshallerFactory().getMarshaller(spEntitiesDescriptor); + out.marshall(spEntitiesDescriptor, document); + + Signer.signObject(entitiesSignature); + + Transformer transformer = TransformerFactory.newInstance().newTransformer(); + + StringWriter sw = new StringWriter(); + StreamResult sr = new StreamResult(sw); + DOMSource source = new DOMSource(document); + transformer.transform(source, sr); + sw.close(); + + String metadataXML = sw.toString(); + + response.setContentType("text/xml"); + response.getOutputStream().write(metadataXML.getBytes()); + + response.getOutputStream().close(); + + } catch (ConfigurationException e) { + log.warn("Configuration can not be loaded.", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + + } catch (NoSuchAlgorithmException e) { + log.warn("Requested Algorithm could not found.", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + + } catch (ParserConfigurationException e) { + log.warn("PVP2 Metadata createn error", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + + } catch (TransformerConfigurationException e) { + log.warn("PVP2 Metadata createn error", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + + } catch (TransformerFactoryConfigurationError e) { + log.warn("PVP2 Metadata createn error", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + + } catch (TransformerException e) { + log.warn("PVP2 Metadata createn error", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + } + + catch (Exception e) { + log.warn("Unspecific PVP2 Metadata createn error", e); + throw new ServletException("MetaData can not be created. Look into LogFiles for more details."); + } + + } + + /** + * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doPost(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + } + +}
\ No newline at end of file diff --git a/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/DemoApplication.java b/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/DemoApplication.java new file mode 100644 index 000000000..2d32ce9af --- /dev/null +++ b/id/oa/src/main/java/at/gv/egovernment/moa/id/demoOA/servlet/pvp2/DemoApplication.java @@ -0,0 +1,264 @@ +package at.gv.egovernment.moa.id.demoOA.servlet.pvp2; + +import java.io.IOException; +import java.security.KeyStore; +import java.util.ArrayList; +import java.util.List; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.servlet.http.HttpSession; + +import org.apache.log4j.Logger; +import org.opensaml.common.SAMLObject; +import org.opensaml.common.binding.BasicSAMLMessageContext; +import org.opensaml.common.xml.SAMLConstants; +import org.opensaml.saml2.binding.decoding.HTTPPostDecoder; +import org.opensaml.saml2.core.Attribute; +import org.opensaml.saml2.core.AttributeStatement; +import org.opensaml.saml2.core.EncryptedAssertion; +import org.opensaml.saml2.core.Response; +import org.opensaml.saml2.core.StatusCode; +import org.opensaml.saml2.encryption.Decrypter; +import org.opensaml.saml2.encryption.EncryptedElementTypeEncryptedKeyResolver; +import org.opensaml.saml2.metadata.IDPSSODescriptor; +import org.opensaml.security.MetadataCredentialResolver; +import org.opensaml.security.MetadataCredentialResolverFactory; +import org.opensaml.security.MetadataCriteria; +import org.opensaml.security.SAMLSignatureProfileValidator; +import org.opensaml.ws.transport.http.HttpServletRequestAdapter; +import org.opensaml.xml.encryption.ChainingEncryptedKeyResolver; +import org.opensaml.xml.encryption.InlineEncryptedKeyResolver; +import org.opensaml.xml.encryption.SimpleRetrievalMethodEncryptedKeyResolver; +import org.opensaml.xml.parse.BasicParserPool; +import org.opensaml.xml.security.CriteriaSet; +import org.opensaml.xml.security.credential.UsageType; +import org.opensaml.xml.security.criteria.EntityIDCriteria; +import org.opensaml.xml.security.criteria.UsageCriteria; +import org.opensaml.xml.security.keyinfo.BasicProviderKeyInfoCredentialResolver; +import org.opensaml.xml.security.keyinfo.KeyInfoCredentialResolver; +import org.opensaml.xml.security.keyinfo.KeyInfoProvider; +import org.opensaml.xml.security.keyinfo.StaticKeyInfoCredentialResolver; +import org.opensaml.xml.security.keyinfo.provider.DSAKeyValueProvider; +import org.opensaml.xml.security.keyinfo.provider.InlineX509DataProvider; +import org.opensaml.xml.security.keyinfo.provider.RSAKeyValueProvider; +import org.opensaml.xml.security.x509.KeyStoreX509CredentialAdapter; +import org.opensaml.xml.security.x509.X509Credential; +import org.opensaml.xml.signature.Signature; +import org.opensaml.xml.signature.impl.ExplicitKeySignatureTrustEngine; + +import at.gv.egovernment.moa.id.demoOA.Configuration; +import at.gv.egovernment.moa.id.demoOA.PVPConstants; +import at.gv.egovernment.moa.id.demoOA.utils.ApplicationBean; +import at.gv.egovernment.moa.id.demoOA.utils.SAML2Utils; +import at.gv.egovernment.moa.util.DOMUtils; + + +public class DemoApplication extends HttpServlet { + + private static final long serialVersionUID = -2129228304760706063L; + private static final Logger log = Logger.getLogger(DemoApplication.class); + + + + private void process(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + + + ApplicationBean bean = new ApplicationBean(); + + + String method = request.getMethod(); + HttpSession session = request.getSession(); + if (session == null) { + log.info("NO HTTP Session"); + bean.setErrorMessage("NO HTTP session"); + setAnser(request, response, bean); + return; + } + + if (method.equals("POST")) { + + try { + Configuration config = Configuration.getInstance(); + + //Decode with HttpPost Binding + HTTPPostDecoder decode = new HTTPPostDecoder(new BasicParserPool()); + BasicSAMLMessageContext<Response, ?, ?> messageContext = new BasicSAMLMessageContext<Response, SAMLObject, SAMLObject>(); + messageContext + .setInboundMessageTransport(new HttpServletRequestAdapter( + request)); + decode.decode(messageContext); + + Response samlResponse = (Response) messageContext.getInboundMessage(); + + Signature sign = samlResponse.getSignature(); + if (sign == null) { + log.info("Only http POST Requests can be used"); + bean.setErrorMessage("Only http POST Requests can be used"); + setAnser(request, response, bean); + return; + } + + //Validate Signature + SAMLSignatureProfileValidator profileValidator = new SAMLSignatureProfileValidator(); + profileValidator.validate(sign); + + //Verify Signature + List<KeyInfoProvider> keyInfoProvider = new ArrayList<KeyInfoProvider>(); + keyInfoProvider.add(new DSAKeyValueProvider()); + keyInfoProvider.add(new RSAKeyValueProvider()); + keyInfoProvider.add(new InlineX509DataProvider()); + + KeyInfoCredentialResolver keyInfoResolver = new BasicProviderKeyInfoCredentialResolver( + keyInfoProvider); + + MetadataCredentialResolverFactory credentialResolverFactory = MetadataCredentialResolverFactory.getFactory(); + MetadataCredentialResolver credentialResolver = credentialResolverFactory.getInstance(config.getMetaDataProvier()); + + CriteriaSet criteriaSet = new CriteriaSet(); + criteriaSet.add(new MetadataCriteria(IDPSSODescriptor.DEFAULT_ELEMENT_NAME, SAMLConstants.SAML20P_NS)); + criteriaSet.add(new EntityIDCriteria(config.getPVP2IDPMetadataEntityName())); + criteriaSet.add(new UsageCriteria(UsageType.SIGNING)); + + ExplicitKeySignatureTrustEngine trustEngine = new ExplicitKeySignatureTrustEngine(credentialResolver, keyInfoResolver); + trustEngine.validate(sign, criteriaSet); + + log.info("PVP2 Assertion is valid"); + + if (samlResponse.getStatus().getStatusCode().getValue().equals(StatusCode.SUCCESS_URI)) { + + List<org.opensaml.saml2.core.Assertion> saml2assertions = new ArrayList<org.opensaml.saml2.core.Assertion>(); + + //check encrypted Assertion + List<EncryptedAssertion> encryAssertionList = samlResponse.getEncryptedAssertions(); + if (encryAssertionList != null && encryAssertionList.size() > 0) { + //decrypt assertions + + log.debug("Found encryped assertion. Start decryption ..."); + + KeyStore keyStore = config.getPVP2KeyStore(); + + X509Credential authDecCredential = new KeyStoreX509CredentialAdapter( + keyStore, + config.getPVP2KeystoreAuthRequestEncryptionKeyAlias(), + config.getPVP2KeystoreAuthRequestEncryptionKeyPassword().toCharArray()); + + + StaticKeyInfoCredentialResolver skicr = + new StaticKeyInfoCredentialResolver(authDecCredential); + + ChainingEncryptedKeyResolver encryptedKeyResolver = new ChainingEncryptedKeyResolver(); + encryptedKeyResolver.getResolverChain().add( new InlineEncryptedKeyResolver() ); + encryptedKeyResolver.getResolverChain().add( new EncryptedElementTypeEncryptedKeyResolver() ); + encryptedKeyResolver.getResolverChain().add( new SimpleRetrievalMethodEncryptedKeyResolver() ); + + Decrypter samlDecrypter = + new Decrypter(null, skicr, encryptedKeyResolver); + + for (EncryptedAssertion encAssertion : encryAssertionList) { + saml2assertions.add(samlDecrypter.decrypt(encAssertion)); + + } + + log.debug("Assertion decryption finished. "); + + } else { + saml2assertions = samlResponse.getAssertions(); + + } + + String givenName = null; + String familyName = null; + String birthday = null; + + for (org.opensaml.saml2.core.Assertion saml2assertion : saml2assertions) { + + //loop through the nodes to get what we want + List<AttributeStatement> attributeStatements = saml2assertion.getAttributeStatements(); + for (int i = 0; i < attributeStatements.size(); i++) + { + List<Attribute> attributes = attributeStatements.get(i).getAttributes(); + for (int x = 0; x < attributes.size(); x++) + { + String strAttributeName = attributes.get(x).getDOM().getAttribute("Name"); + + if (strAttributeName.equals(PVPConstants.PRINCIPAL_NAME_NAME)) + familyName = attributes.get(x).getAttributeValues().get(0).getDOM().getTextContent(); + + if (strAttributeName.equals(PVPConstants.GIVEN_NAME_NAME)) + givenName = attributes.get(x).getAttributeValues().get(0).getDOM().getTextContent(); + + if (strAttributeName.equals(PVPConstants.BIRTHDATE_NAME)) { + birthday = attributes.get(x).getAttributeValues().get(0).getDOM().getTextContent(); + } + } + } + } + + org.w3c.dom.Document doc = SAML2Utils.asDOMDocument(samlResponse); + String assertion = DOMUtils.serializeNode(doc); + + bean.setAssertion(assertion); + bean.setDateOfBirth(birthday); + bean.setFamilyName(familyName); + bean.setGivenName(givenName); + bean.setLogin(true); + + setAnser(request, response, bean); + return; + + + } else { + bean.setErrorMessage("Der Anmeldevorgang wurde abgebrochen.<br>Eine genaue Beschreibung des Fehlers finden Sie in der darunterliegenden Assertion."); + setAnser(request, response, bean); + return; + + } + + } catch (Exception e) { + log.warn(e); + bean.setErrorMessage("Internal Error: " + e.getMessage()); + setAnser(request, response, bean); + return; + } + + } else { + bean.setErrorMessage("Die Demoapplikation unterstützt nur SAML2 POST-Binding."); + setAnser(request, response, bean); + return; + + } + } + + private void setAnser(HttpServletRequest request, HttpServletResponse response, ApplicationBean answersBean) throws ServletException, IOException { + // store bean in session + request.setAttribute("answers", answersBean); + + // you now can forward to some view, for example some results.jsp + request.getRequestDispatcher("demoapp.jsp").forward(request, response); + + } + + /** + * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doGet(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + + process(request, response); + } + + + /** + * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doPost(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + process(request, response); + } +} |