diff options
Diffstat (limited to 'id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/SP/tasks/AbstractAuthnRequestTask.java')
| -rw-r--r-- | id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/SP/tasks/AbstractAuthnRequestTask.java | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/SP/tasks/AbstractAuthnRequestTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/SP/tasks/AbstractAuthnRequestTask.java new file mode 100644 index 000000000..c8c115f82 --- /dev/null +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/SP/tasks/AbstractAuthnRequestTask.java @@ -0,0 +1,293 @@ +/* + * Copyright 2014 Federal Chancellery Austria + * MOA-ID has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ +package at.gv.egovernment.moa.id.protocols.pvp2x.SP.tasks; +import java.lang.reflect.InvocationTargetException; +import java.security.NoSuchAlgorithmException; + +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.joda.time.DateTime; +import org.opensaml.common.impl.SecureRandomIdentifierGenerator; +import org.opensaml.common.xml.SAMLConstants; +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.metadata.EntityDescriptor; +import org.opensaml.saml2.metadata.SingleSignOnService; +import org.opensaml.saml2.metadata.provider.MetadataProviderException; +import org.opensaml.ws.message.encoder.MessageEncodingException; +import org.opensaml.xml.security.SecurityException; + +import at.gv.egovernment.moa.id.advancedlogging.MOAIDEventConstants; +import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants; +import at.gv.egovernment.moa.id.auth.exception.MOAIDException; +import at.gv.egovernment.moa.id.auth.modules.AbstractAuthServletTask; +import at.gv.egovernment.moa.id.auth.modules.TaskExecutionException; +import at.gv.egovernment.moa.id.config.ConfigurationException; +import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProviderFactory; +import at.gv.egovernment.moa.id.config.auth.IOAAuthParameters; +import at.gv.egovernment.moa.id.config.auth.OAAuthParameter; +import at.gv.egovernment.moa.id.moduls.RequestImpl; +import at.gv.egovernment.moa.id.process.api.ExecutionContext; +import at.gv.egovernment.moa.id.protocols.pvp2x.PVPConstants; +import at.gv.egovernment.moa.id.protocols.pvp2x.binding.IEncoder; +import at.gv.egovernment.moa.id.protocols.pvp2x.binding.PostBinding; +import at.gv.egovernment.moa.id.protocols.pvp2x.binding.RedirectBinding; +import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.PVP2Exception; +import at.gv.egovernment.moa.id.protocols.pvp2x.metadata.MOAMetadataProvider; +import at.gv.egovernment.moa.id.protocols.pvp2x.utils.SAML2Utils; +import at.gv.egovernment.moa.id.util.PVPtoSTORKMapper; +import at.gv.egovernment.moa.logging.Logger; +import at.gv.egovernment.moa.util.MiscUtil; + +/** + * @author tlenz + * + */ +public abstract class AbstractAuthnRequestTask extends AbstractAuthServletTask { + + /* (non-Javadoc) + * @see at.gv.egovernment.moa.id.process.springweb.MoaIdTask#execute(at.gv.egovernment.moa.id.process.api.ExecutionContext, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse) + */ + @Override + public void execute(ExecutionContext executionContext, + HttpServletRequest request, HttpServletResponse response) + throws TaskExecutionException { + boolean requiredLocalAuthentication = true; + + String idpEntityID = + (String) executionContext.get(MOAIDAuthConstants.PROCESSCONTEXT_INTERFEDERATION_ENTITYID); + + if (MiscUtil.isEmpty(idpEntityID)) { + Logger.info("Interfederation not possible -> not inderfederation IDP EntityID found!"); + throw new TaskExecutionException(pendingReq, "Interfederation not possible", new MOAIDException("No inderfederation-IDP EntityID found.", null)); + + } + + //TODO: create MOASession + //TODO: set relayState to MOASession + //TODO: add support for requested attributes (from context and from metadata) + + + try { + OAAuthParameter idp = AuthConfigurationProviderFactory.getInstance().getOnlineApplicationParameter(idpEntityID); + IOAAuthParameters sp = pendingReq.getOnlineApplicationConfiguration(); + + String requestedIDP = pendingReq.getGenericData(RequestImpl.DATAID_INTERFEDERATIOIDP_URL, String.class); + + if (!idp.isInderfederationIDP() || !idp.isInboundSSOInterfederationAllowed()) { + Logger.info("Requested interfederation IDP " + requestedIDP + " is not valid for interfederation."); + Logger.debug("isInderfederationIDP:" + String.valueOf(idp.isInderfederationIDP()) + + " isInboundSSOAllowed:" + String.valueOf(idp.isInboundSSOInterfederationAllowed())); + Logger.info("Switch to local authentication on this IDP ... "); + + executionContext.put(MOAIDAuthConstants.PROCESSCONTEXT_REQUIRELOCALAUTHENTICATION, true); + return; + + } + + + + + EntityDescriptor idpEntity = MOAMetadataProvider.getInstance(). + getEntityDescriptor(idpEntityID); + + if (idpEntity != null ) { + + //fetch endpoint from IDP metadata + SingleSignOnService redirectEndpoint = null; + for (SingleSignOnService sss : + idpEntity.getIDPSSODescriptor(SAMLConstants.SAML20P_NS).getSingleSignOnServices()) { + + // use POST binding as default if it exists + //TODO: maybe use RedirectBinding as default + if (sss.getBinding().equals(SAMLConstants.SAML2_POST_BINDING_URI)) { + redirectEndpoint = sss; + + } else if ( sss.getBinding().equals(SAMLConstants.SAML2_REDIRECT_BINDING_URI) && + redirectEndpoint == null ) + redirectEndpoint = sss; + } + + if (redirectEndpoint != null) { + + AuthnRequest authReq = SAML2Utils + .createSAMLObject(AuthnRequest.class); + SecureRandomIdentifierGenerator gen = new SecureRandomIdentifierGenerator(); + authReq.setID(gen.generateIdentifier()); + + //send passive AuthnRequest + authReq.setIsPassive(idp.isPassivRequestUsedForInterfederation()); + + authReq.setAssertionConsumerServiceIndex(0); + authReq.setIssueInstant(new DateTime()); + Issuer issuer = SAML2Utils.createSAMLObject(Issuer.class); + issuer.setValue(pendingReq.getAuthURLWithOutSlash()); + + issuer.setFormat(NameIDType.ENTITY); + authReq.setIssuer(issuer); + NameIDPolicy policy = SAML2Utils + .createSAMLObject(NameIDPolicy.class); + policy.setAllowCreate(true); + policy.setFormat(NameID.TRANSIENT); + authReq.setNameIDPolicy(policy); + + authReq.setDestination(redirectEndpoint.getLocation()); + + RequestedAuthnContext reqAuthContext = + SAML2Utils.createSAMLObject(RequestedAuthnContext.class); + + AuthnContextClassRef authnClassRef = + SAML2Utils.createSAMLObject(AuthnContextClassRef.class); + + //check if STORK protocol module is in ClassPath + Object storkRequst = null; + Integer storkSecClass = null; + try { + storkRequst = Class.forName("at.gv.egovernment.moa.id.protocols.stork2.MOASTORKRequest").newInstance(); + if (storkRequst != null && + pendingReq.getClass().isInstance(storkRequst)) { + Object storkAuthnRequest = pendingReq.getClass().getMethod("getStorkAuthnRequest", null).invoke(pendingReq, null); + storkSecClass = (Integer) storkAuthnRequest.getClass().getMethod("getQaa", null).invoke(storkAuthnRequest, null); + + } + + } catch (ClassNotFoundException | InstantiationException | IllegalAccessException | IllegalArgumentException | InvocationTargetException | NoSuchMethodException | java.lang.SecurityException ex) { + + + } + + + if (sp != null && sp.isSTORKPVPGateway()){ + //use PVP SecClass instead of STORK QAA level + String secClass = null; + if (storkRequst != null && + pendingReq.getClass().isInstance(storkRequst)) { + + try { + secClass = PVPtoSTORKMapper.getInstance().mapToSecClass( + PVPConstants.STORK_QAA_PREFIX + String.valueOf(storkSecClass)); + + } catch (Exception e) { + Logger.warn("STORK-QAA level can not read from STORK request. Use default QAA 4", e); + + } + } + + if (MiscUtil.isNotEmpty(secClass)) + authnClassRef.setAuthnContextClassRef(secClass); + else + authnClassRef.setAuthnContextClassRef("http://www.ref.gv.at/ns/names/agiz/pvp/secclass/0-3"); + + } else { + if (storkRequst != null && + pendingReq.getClass().isInstance(storkRequst)) { + //use requested QAA level from STORK request + try { + authnClassRef.setAuthnContextClassRef( + PVPConstants.STORK_QAA_PREFIX + String.valueOf(storkSecClass)); + Logger.debug("Use STORK-QAA level " + authnClassRef.getAuthnContextClassRef() + + " from STORK request"); + + } catch (Exception e) { + Logger.warn("STORK-QAA level can not read from STORK request. Use default QAA 4", e); + + } + + } + + if (MiscUtil.isEmpty(authnClassRef.getAuthnContextClassRef())) + authnClassRef.setAuthnContextClassRef("http://www.stork.gov.eu/1.0/citizenQAALevel/4"); + + } + + reqAuthContext.setComparison(AuthnContextComparisonTypeEnumeration.MINIMUM); + reqAuthContext.getAuthnContextClassRefs().add(authnClassRef); + authReq.setRequestedAuthnContext(reqAuthContext); + + IEncoder binding = null; + if (redirectEndpoint.getBinding().equals( + SAMLConstants.SAML2_REDIRECT_BINDING_URI)) { + binding = new RedirectBinding(); + + } else if (redirectEndpoint.getBinding().equals( + SAMLConstants.SAML2_POST_BINDING_URI)) { + binding = new PostBinding(); + + } + + binding.encodeRequest(request, response, authReq, + redirectEndpoint.getLocation(), pendingReq.getRequestID()); + + //build and send request without an error + requiredLocalAuthentication = false; + + revisionsLogger.logEvent(pendingReq.getOnlineApplicationConfiguration(), + pendingReq, MOAIDEventConstants.AUTHPROCESS_INTERFEDERATION_IDP, idpEntity.getEntityID()); + + + } else { + Logger.warn("Requested IDP " + requestedIDP + + " does not support POST or Redirect Binding."); + + } + + } else { + Logger.warn("Requested IDP " + requestedIDP + + " is not found in InterFederation configuration"); + + } + + } catch (MetadataProviderException e) { + Logger.error("IDP metadata error." , e); + + } catch (NoSuchAlgorithmException e) { + Logger.error("Build IDP authentication request FAILED.", e); + + } catch (MessageEncodingException e) { + Logger.error("Build IDP authentication request FAILED.", e); + + } catch (SecurityException e) { + Logger.error("Build IDP authentication request FAILED.", e); + + } catch (PVP2Exception e) { + Logger.error("Build IDP authentication request FAILED.", e); + + } catch (ConfigurationException e1) { + Logger.error("Build IDP authentication request FAILED.", e1); + + } + + //set flag for next step + executionContext.put(MOAIDAuthConstants.PROCESSCONTEXT_REQUIRELOCALAUTHENTICATION, + requiredLocalAuthentication); + + } + +} |