add MonitoringServlet for MOA-ID-Auth

  - add two TestModules
    - test Database connectivity
    - test IdentityLink verification (inkl. MOA-SP test)

6 files changed, 280 insertions, 0 deletions

diff --git a/id/server/auth/src/main/webapp/WEB-INF/web.xml b/id/server/auth/src/main/webapp/WEB-INF/web.xml
index e47fe26e2..dadca355c 100644
--- a/id/server/auth/src/main/webapp/WEB-INF/web.xml
+++ b/id/server/auth/src/main/webapp/WEB-INF/web.xml
@@ -21,6 +21,11 @@
 		<servlet-class>at.gv.egovernment.moa.id.auth.servlet.RedirectServlet</servlet-class>
 	</servlet>
 	<servlet>
+		<servlet-name>MonitoringServlet</servlet-name>
+		<display-name>MonitoringServlet</display-name>
+		<servlet-class>at.gv.egovernment.moa.id.auth.servlet.MonitoringServlet</servlet-class>
+	</servlet>
+	<servlet>
 		<servlet-name>SSOSendAssertionServlet</servlet-name>
 		<display-name>SSOSendAssertionServlet</display-name>
 		<servlet-class>at.gv.egovernment.moa.id.auth.servlet.SSOSendAssertionServlet</servlet-class>
@@ -154,6 +159,10 @@
 		<url-pattern>/RedirectServlet</url-pattern>
 	</servlet-mapping>
 	<servlet-mapping>
+		<servlet-name>MonitoringServlet</servlet-name>
+		<url-pattern>/MonitoringServlet</url-pattern>
+	</servlet-mapping>
+	<servlet-mapping>
 		<servlet-name>SSOSendAssertionServlet</servlet-name>
 		<url-pattern>/SSOSendAssertionServlet</url-pattern>
 	</servlet-mapping>	
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/MonitoringServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/MonitoringServlet.java
new file mode 100644
index 000000000..4ba282dc1
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/MonitoringServlet.java
@@ -0,0 +1,66 @@
+package at.gv.egovernment.moa.id.auth.servlet;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import at.gv.egovernment.moa.id.config.ConfigurationException;
+import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;
+import at.gv.egovernment.moa.id.monitoring.TestManager;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.MiscUtil;
+
+public class MonitoringServlet extends AuthServlet {
+
+	private static final long serialVersionUID = 1L;
+	
+	  protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+			    throws ServletException, IOException {
+		  
+		  try {
+			AuthConfigurationProvider config = AuthConfigurationProvider.getInstance();
+			
+			if (config.isMonitoringActive()) {
+				Logger.debug("Monitoring Servlet received request");
+
+				TestManager tests = TestManager.getInstance();
+				
+				
+				List<String> error = tests.executeTests();
+				if (error != null && error.size() > 0) {
+					createErrorMessage(req, resp, error);
+					
+				} else {
+					resp.setStatus(HttpServletResponse.SC_OK);
+					Logger.info("Monitoring Servlet finished without errors");
+				}
+					
+			}
+			  
+		} catch (ConfigurationException e) {
+			createErrorMessage(req, resp, Arrays.asList(e.getMessage()));
+		}
+	  }
+	  
+	  private void createErrorMessage(HttpServletRequest req, HttpServletResponse resp, List<String> errorMessage) {
+		  Logger.warn("Monitoring Servlet found some Error: " + errorMessage);
+		  resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
+		  resp.setContentType("text/html;charset=UTF-8");
+		  PrintWriter out;
+		  try {
+			  out = new PrintWriter(resp.getOutputStream());
+			  for (String error : errorMessage)
+				  out.write(error + "<br>");
+			  out.flush();
+			  
+		  } catch (IOException e) {
+			  Logger.warn("Internal Monitoring Servlet Error. ", e);
+		  } 
+	  }
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/DatabaseTestModule.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/DatabaseTestModule.java
new file mode 100644
index 000000000..24261780a
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/DatabaseTestModule.java
@@ -0,0 +1,83 @@
+package at.gv.egovernment.moa.id.monitoring;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+import org.hibernate.Query;
+import org.hibernate.Session;
+
+import at.gv.egovernment.moa.id.commons.db.ConfigurationDBRead;
+import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;
+import at.gv.egovernment.moa.id.commons.db.MOASessionDBUtils;
+import at.gv.egovernment.moa.id.commons.db.dao.config.MOAIDConfiguration;
+import at.gv.egovernment.moa.id.commons.db.dao.session.AssertionStore;
+import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.MiscUtil;
+
+public class DatabaseTestModule implements TestModuleInterface{
+
+	public List<String> performTests() throws Exception {
+		Logger.trace("Start MOA-ID Database Test.");
+		
+		List<String> errors = new ArrayList<String>();
+		
+		AuthConfigurationProvider config = AuthConfigurationProvider.getInstance();
+		
+		String error = testMOAConfigurationDatabase();
+		if (MiscUtil.isNotEmpty(error))
+			errors.add(error);
+		
+		error = testMOASessionDatabase();
+		if (MiscUtil.isNotEmpty(error))
+			errors.add(error);
+		
+		if (config.isAdvancedLoggingActive()) {
+			error = testMOAAdvancedLoggingDatabase();
+			if (MiscUtil.isNotEmpty(error))
+				errors.add(error);
+		}
+		
+		return errors;
+	}
+
+	
+	private String testMOASessionDatabase() throws Exception{
+		Logger.trace("Start Test: MOASessionDatabase");
+		
+		Date expioredate = new Date(new Date().getTime() - 120);
+ 
+		List<AssertionStore> results;
+		Session session = MOASessionDBUtils.getCurrentSession();
+		
+		synchronized (session) {			
+			session.beginTransaction();
+			Query query = session.getNamedQuery("getAssertionWithTimeOut");
+			query.setTimestamp("timeout", expioredate);		
+			results = query.list();
+			session.getTransaction().commit();
+		}
+		
+		Logger.trace("Finish Test: MOASessionDatabase");
+		return null;
+	}
+	
+	private String testMOAConfigurationDatabase() throws Exception{
+		
+		MOAIDConfiguration moaidconfig = ConfigurationDBRead.getMOAIDConfiguration();	
+		ConfigurationDBUtils.closeSession();
+		
+		if (moaidconfig == null)
+			return ("MOA-ID 2.x configuration can not be loaded from Database.");
+		
+		return null;
+	}
+	
+	private String testMOAAdvancedLoggingDatabase() {
+		
+		//TODO: insert advanced Logging Database Tests 
+		
+		return null;
+	}
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/IdentityLinkTestModule.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/IdentityLinkTestModule.java
new file mode 100644
index 000000000..9b81d197f
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/IdentityLinkTestModule.java
@@ -0,0 +1,67 @@
+package at.gv.egovernment.moa.id.monitoring;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.util.List;
+
+import org.w3c.dom.Element;
+
+import at.gv.egovernment.moa.id.auth.builder.VerifyXMLSignatureRequestBuilder;
+import at.gv.egovernment.moa.id.auth.data.IdentityLink;
+import at.gv.egovernment.moa.id.auth.data.VerifyXMLSignatureResponse;
+import at.gv.egovernment.moa.id.auth.invoke.SignatureVerificationInvoker;
+import at.gv.egovernment.moa.id.auth.parser.IdentityLinkAssertionParser;
+import at.gv.egovernment.moa.id.auth.parser.InfoboxReadResponseParser;
+import at.gv.egovernment.moa.id.auth.parser.VerifyXMLSignatureResponseParser;
+import at.gv.egovernment.moa.id.auth.validator.IdentityLinkValidator;
+import at.gv.egovernment.moa.id.auth.validator.VerifyXMLSignatureResponseValidator;
+import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.MiscUtil;
+
+public class IdentityLinkTestModule implements TestModuleInterface {
+
+	public List<String> performTests()  throws Exception{
+		Logger.trace("Start MOA-ID IdentityLink Test");
+		
+		AuthConfigurationProvider config = AuthConfigurationProvider.getInstance();
+
+		String idlurl = config.getTestIdentityLinkURL();
+		
+		if (MiscUtil.isNotEmpty(idlurl)) {
+			File idlfile = new File(idlurl);
+			InputStream idlstream = new FileInputStream(idlfile);
+		
+			IdentityLink identityLink = new IdentityLinkAssertionParser(idlstream).parseIdentityLink();
+			
+			IdentityLinkValidator.getInstance().validate(identityLink);
+			// builds a <VerifyXMLSignatureRequest> for a call of MOA-SP
+			Element domVerifyXMLSignatureRequest = new VerifyXMLSignatureRequestBuilder()
+					.build(identityLink, config
+							.getMoaSpIdentityLinkTrustProfileID());
+	
+			// invokes the call
+			Element domVerifyXMLSignatureResponse = new SignatureVerificationInvoker()
+					.verifyXMLSignature(domVerifyXMLSignatureRequest);
+			// parses the <VerifyXMLSignatureResponse>
+			VerifyXMLSignatureResponse verifyXMLSignatureResponse = new VerifyXMLSignatureResponseParser(
+					domVerifyXMLSignatureResponse).parseData();
+			
+			VerifyXMLSignatureResponseValidator.getInstance().validate(
+					verifyXMLSignatureResponse,
+					config.getIdentityLinkX509SubjectNames(),
+					VerifyXMLSignatureResponseValidator.CHECK_IDENTITY_LINK,
+					true);
+			
+			Logger.trace("Finished MOA-ID IdentityLink Test without errors");
+			
+			return null;
+			
+		} else {
+			Logger.warn("MOA-ID IdentityLink Test can not performed without IdentityLink. Insert IdentityLink file to MOA-ID configuration");
+			return null;
+		}
+	}
+
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/TestManager.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/TestManager.java
new file mode 100644
index 000000000..bbebbed57
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/TestManager.java
@@ -0,0 +1,47 @@
+package at.gv.egovernment.moa.id.monitoring;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import at.gv.egovernment.moa.logging.Logger;
+
+public class TestManager {
+
+	private static TestManager instance;
+	
+	private List<TestModuleInterface> tests = new ArrayList<TestModuleInterface>();
+	
+	public static TestManager getInstance() {
+		if (instance == null)
+			instance = new TestManager();
+		
+		return instance;
+	}
+	
+	private TestManager() {
+		tests.add(new DatabaseTestModule());
+		tests.add(new IdentityLinkTestModule());
+	}
+	
+	public List<String> executeTests() {
+		Logger.debug("Start MOA-ID-Auth testing");
+
+		
+		List<String> errors;
+		
+		for (TestModuleInterface test : tests) {
+			try {
+				errors = test.performTests();
+				if (errors != null && errors.size() > 0)
+					return errors;
+				
+			} catch (Exception e) {
+				Logger.warn("General Testing Eception during Test " + test.getClass() + ": ", e);
+				return Arrays.asList(e.getMessage());
+			}
+		}
+		
+		return null;	
+	}
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/TestModuleInterface.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/TestModuleInterface.java
new file mode 100644
index 000000000..f4e94fee0
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/monitoring/TestModuleInterface.java
@@ -0,0 +1,8 @@
+package at.gv.egovernment.moa.id.monitoring;
+
+import java.util.List;
+
+public interface TestModuleInterface {
+
+	public List<String> performTests() throws Exception;
+}