Refactore eIDAS module to new Spring based protocol engine

1 files changed, 181 insertions, 0 deletions

diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java
new file mode 100644
index 000000000..0702c34d5
--- /dev/null
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java
@@ -0,0 +1,181 @@
+/*******************************************************************************
+ * 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.eidas;
+
+import java.io.StringWriter;
+import java.text.SimpleDateFormat;
+import java.util.Map.Entry;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.velocity.Template;
+import org.apache.velocity.VelocityContext;
+import org.apache.velocity.app.VelocityEngine;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Service;
+
+import at.gv.egovernment.moa.id.advancedlogging.MOAReversionLogger;
+import at.gv.egovernment.moa.id.auth.builder.BPKBuilder;
+import at.gv.egovernment.moa.id.auth.exception.MOAIDException;
+import at.gv.egovernment.moa.id.auth.modules.eidas.Constants;
+import at.gv.egovernment.moa.id.auth.modules.eidas.engine.MOAeIDASChainingMetadataProvider;
+import at.gv.egovernment.moa.id.auth.modules.eidas.engine.MOAeIDASMetadataProviderDecorator;
+import at.gv.egovernment.moa.id.auth.modules.eidas.utils.MOAPersonalAttributeList;
+import at.gv.egovernment.moa.id.auth.modules.eidas.utils.SAMLEngineUtils;
+import at.gv.egovernment.moa.id.data.IAuthData;
+import at.gv.egovernment.moa.id.data.SLOInformationInterface;
+import at.gv.egovernment.moa.id.moduls.IAction;
+import at.gv.egovernment.moa.id.moduls.IRequest;
+import at.gv.egovernment.moa.id.util.VelocityProvider;
+import at.gv.egovernment.moa.logging.Logger;
+import eu.eidas.auth.commons.EIDASAuthnResponse;
+import eu.eidas.auth.commons.EIDASStatusCode;
+import eu.eidas.auth.commons.EIDASUtil;
+import eu.eidas.auth.commons.PersonalAttribute;
+import eu.eidas.auth.engine.EIDASSAMLEngine;
+import eu.eidas.auth.engine.metadata.MetadataUtil;
+
+
+/**
+ * Second request step - after authentication of the user is done and moasession obtained,
+ * process request and forward the user further to PEPS and/or other entities
+ *
+ * @author tlenz
+ */
+
+@Service("eIDASAuthenticationRequest")
+public class eIDASAuthenticationRequest implements IAction {
+
+	@Autowired protected MOAReversionLogger revisionsLogger;
+	
+	@Override
+	public SLOInformationInterface processRequest(IRequest req, HttpServletRequest httpReq, HttpServletResponse httpResp, IAuthData authData) throws MOAIDException {
+		EIDASData eidasRequest;
+		if(req instanceof EIDASData)
+			eidasRequest = (EIDASData) req;
+		else
+			throw new MOAIDException("got wrong IRequest type. is: {}, should be: {}", new String[] {req.getClass().toString(), EIDASData.class.toString()});
+		
+		
+		// gather attributes
+		MOAPersonalAttributeList resultingAttributeList = (MOAPersonalAttributeList) eidasRequest.getEidasRequestedAttributes().clone();
+		
+		for(Entry<String, PersonalAttribute> current : resultingAttributeList.entrySet()) {
+			String newValue = "";
+			
+			// TODO make use of proper builder
+			switch(current.getKey()) {
+			case Constants.eIDAS_ATTR_DATEOFBIRTH: newValue = new SimpleDateFormat("YYYY-MM-dd").format(authData.getDateOfBirth()); break;
+			case Constants.eIDAS_ATTR_CURRENTFAMILYNAME: newValue = authData.getFamilyName();break;
+			case Constants.eIDAS_ATTR_CURRENTGIVENNAME: newValue = authData.getGivenName();break;
+			case Constants.eIDAS_ATTR_PERSONALIDENTIFIER: newValue = new BPKBuilder().buildStorkeIdentifier(authData.getIdentificationType(), authData.getIdentificationValue(),
+                    eidasRequest.getGenericData(Constants.eIDAS_GENERIC_REQ_DATA_COUNTRY, String.class)); break;
+			}
+			
+			if("".equals(newValue))
+				current.getValue().setStatus(EIDASStatusCode.STATUS_NOT_AVAILABLE.toString());
+			else {
+				current.getValue().getValue().clear();
+				current.getValue().getValue().add(newValue);
+				current.getValue().setStatus(EIDASStatusCode.STATUS_AVAILABLE.toString());
+			}
+		}
+		
+		// construct eIDaS response
+		EIDASAuthnResponse response = new EIDASAuthnResponse();
+		response.setPersonalAttributeList(resultingAttributeList);
+		
+		// - create metadata url
+        String pubURLPrefix = req.getAuthURL();
+        String metadata_url = pubURLPrefix + Constants.eIDAS_HTTP_ENDPOINT_METADATA;
+		response.setIssuer(metadata_url);
+
+		response.setAssuranceLevel(authData.getEIDASQAALevel());
+		
+		String token = null;
+		try {
+			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+			
+			// check if we have the destination available, supply it if not
+			if(null == eidasRequest.getEidasRequest().getAssertionConsumerServiceURL()) {
+				String assertionConsumerUrl = MetadataUtil.getAssertionUrlFromMetadata(
+						new MOAeIDASMetadataProviderDecorator(MOAeIDASChainingMetadataProvider.getInstance()), 
+						engine, 
+						eidasRequest.getEidasRequest());
+				eidasRequest.getEidasRequest().setAssertionConsumerServiceURL(assertionConsumerUrl);
+			}
+			
+			response = engine.generateEIDASAuthnResponse(eidasRequest.getEidasRequest(), response, eidasRequest.getRemoteAddress(), true);
+
+			
+			token = EIDASUtil.encodeSAMLToken(response.getTokenSaml());
+		} catch(Exception e) {
+			e.printStackTrace();
+		}
+		
+		revisionsLogger.logEvent(req, Constants.eIDAS_REVERSIONSLOG_IDP_AUTHREQUEST);
+		
+		// send the response
+        try {
+            VelocityEngine velocityEngine = VelocityProvider.getClassPathVelocityEngine();
+            Template template = velocityEngine.getTemplate("/resources/templates/stork2_postbinding_template.html");
+            VelocityContext context = new VelocityContext();
+            
+            context.put("SAMLResponse", token);
+            Logger.debug("SAMLResponse original: " + token);
+
+            Logger.debug("Putting assertion consumer url as action: " + eidasRequest.getEidasRequest().getAssertionConsumerServiceURL());
+            context.put("action", eidasRequest.getEidasRequest().getAssertionConsumerServiceURL());
+            Logger.trace("Starting template merge");
+            StringWriter writer = new StringWriter();
+
+            Logger.trace("Doing template merge");
+            template.merge(context, writer);
+            Logger.trace("Template merge done");
+
+            Logger.trace("Sending html content  : " + new String(writer.getBuffer()));
+
+            httpResp.getOutputStream().write(writer.getBuffer().toString().getBytes("UTF-8"));
+            httpResp.setContentType(MediaType.TEXT_HTML.getType());
+
+        } catch (Exception e) {
+            Logger.error("Velocity error: " + e.getMessage());
+        }
+		
+		return null;
+	}
+
+	@Override
+	public boolean needAuthentication(IRequest req, HttpServletRequest httpReq, HttpServletResponse httpResp) {
+		return true;
+	}
+
+	@Override
+	public String getDefaultActionName() {		
+		return "eIDAS_AuthnRequest";
+	}
+
+
+}