1 files changed, 165 insertions, 0 deletions
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/StartAuthenticationServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/StartAuthenticationServlet.java
new file mode 100644
index 000000000..2e7d59fde
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/StartAuthenticationServlet.java
@@ -0,0 +1,165 @@
+/*
+* Copyright 2003 Federal Chancellery Austria
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+package at.gv.egovernment.moa.id.auth.servlet;
+
+import iaik.pki.PKIException;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.security.GeneralSecurityException;
+import java.util.List;
+
+import javax.net.ssl.SSLSocketFactory;
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.lang.StringEscapeUtils;
+
+import at.gv.egovernment.moa.id.MOAIDException;
+import at.gv.egovernment.moa.id.auth.AuthenticationServer;
+import at.gv.egovernment.moa.id.auth.MOAIDAuthInitializer;
+import at.gv.egovernment.moa.id.auth.WrongParametersException;
+import at.gv.egovernment.moa.id.config.ConfigurationException;
+import at.gv.egovernment.moa.id.config.ConnectionParameter;
+import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;
+import at.gv.egovernment.moa.id.util.MOAIDMessageProvider;
+import at.gv.egovernment.moa.id.util.ParamValidatorUtils;
+import at.gv.egovernment.moa.id.util.SSLUtils;
+import at.gv.egovernment.moa.id.util.client.mis.simple.MISSimpleClient;
+import at.gv.egovernment.moa.id.util.client.mis.simple.MISSimpleClientException;
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * Servlet requested for starting a MOA ID authentication session.
+ * Utilizes the {@link AuthenticationServer}.
+ * 
+ * @author Paul Ivancsics
+ * @version $Id$
+ * @see AuthenticationServer#startAuthentication
+ */
+public class StartAuthenticationServlet extends AuthServlet {
+
+  /**
+   * Responds with an HTML form which upon submit requests the identity link
+   * from the security layer implementation.
+   * <br>
+   * Response:
+   * <ul>
+   * <li>Content type: <code>"text/html"</code></li>
+   * <li>Content: see return value of {@link AuthenticationServer#startAuthentication}</li>
+   * <li>Error status: <code>500</code>
+   * </ul>
+   * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest, HttpServletResponse)
+   */
+  protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+    throws ServletException, IOException {
+
+		Logger.debug("GET StartAuthentication");
+    String authURL = req.getScheme() + "://" + req.getServerName();
+    if ((req.getScheme().equalsIgnoreCase("https") && req.getServerPort()!=443) || (req.getScheme().equalsIgnoreCase("http") && req.getServerPort()!=80)) { 
+      authURL = authURL.concat(":" + req.getServerPort());
+    }
+    authURL = authURL.concat(req.getContextPath() + "/");
+
+    String target = req.getParameter(PARAM_TARGET);
+    String oaURL = req.getParameter(PARAM_OA);
+    String bkuURL = req.getParameter(PARAM_BKU);
+    String templateURL = req.getParameter(PARAM_TEMPLATE);
+    String sessionID = req.getParameter(PARAM_SESSIONID);
+    String useMandate = req.getParameter(PARAM_USEMANDATE);
+    
+    
+    // escape parameter strings
+    target = StringEscapeUtils.escapeHtml(target);
+    oaURL = StringEscapeUtils.escapeHtml(oaURL);
+    bkuURL = StringEscapeUtils.escapeHtml(bkuURL);
+    templateURL = StringEscapeUtils.escapeHtml(templateURL);
+    sessionID = StringEscapeUtils.escapeHtml(sessionID);
+    useMandate = StringEscapeUtils.escapeHtml(useMandate);
+       
+    resp.setHeader(HEADER_EXPIRES,HEADER_VALUE_EXPIRES);
+    resp.setHeader(HEADER_PRAGMA,HEADER_VALUE_PRAGMA);
+    resp.setHeader(HEADER_CACHE_CONTROL,HEADER_VALUE_CACHE_CONTROL);
+    resp.addHeader(HEADER_CACHE_CONTROL,HEADER_VALUE_CACHE_CONTROL_IE);
+    
+ 	
+    	try {
+		      // check parameter
+		    if (!ParamValidatorUtils.isValidTarget(target))
+		       throw new WrongParametersException("StartAuthentication", PARAM_TARGET, "auth.12");
+		    if (!ParamValidatorUtils.isValidOA(oaURL))
+             throw new WrongParametersException("StartAuthentication", PARAM_OA, "auth.12");
+		    if (!ParamValidatorUtils.isValidBKUURI(bkuURL))
+		       throw new WrongParametersException("StartAuthentication", PARAM_BKU, "auth.12");
+		    if (!ParamValidatorUtils.isValidTemplate(req, templateURL))
+		       throw new WrongParametersException("StartAuthentication", PARAM_TEMPLATE, "auth.12");
+		    if (!ParamValidatorUtils.isValidSessionID(sessionID))
+             throw new WrongParametersException("StartAuthentication", PARAM_SESSIONID, "auth.12");
+		    if (!ParamValidatorUtils.isValidUseMandate(useMandate))
+	             throw new WrongParametersException("StartAuthentication", PARAM_USEMANDATE, "auth.12");
+		    
+		    
+		    
+		    
+			String getIdentityLinkForm =
+				AuthenticationServer.getInstance().startAuthentication(authURL, target, oaURL, templateURL, bkuURL, useMandate, sessionID, req.getScheme());
+		
+			resp.setContentType("text/html;charset=UTF-8");
+			PrintWriter out = new PrintWriter(resp.getOutputStream());
+			out.print(getIdentityLinkForm);
+			out.flush();
+			Logger.debug("Finished GET StartAuthentication");
+		
+		}
+    catch (WrongParametersException ex) {
+      handleWrongParameters(ex, req, resp);
+    }
+		catch (MOAIDException ex) {
+			handleError(null, ex, req, resp);
+		}
+  }
+
+
+  /**
+   * @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
+   */
+  protected void doPost(HttpServletRequest req, HttpServletResponse resp)
+    throws ServletException, IOException {
+    
+    doGet(req, resp);
+  }
+  
+
+  /**
+   * Calls the web application initializer.
+   * 
+   * @see javax.servlet.Servlet#init(ServletConfig)
+   */
+  public void init(ServletConfig servletConfig) throws ServletException {
+  	try {
+      super.init(servletConfig);
+      MOAIDAuthInitializer.initialize();
+  		Logger.info(MOAIDMessageProvider.getInstance().getMessage("init.00", null));
+  	}
+  	catch (Exception ex) {
+  		Logger.fatal(MOAIDMessageProvider.getInstance().getMessage("init.02", null), ex);
+  		throw new ServletException(ex);
+  	}
+  }  
+
+}