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-rw-r--r--BKULocal/src/main/java/at/gv/egiz/bku/local/webapp/InstallCertificateServlet.java149
1 files changed, 149 insertions, 0 deletions
diff --git a/BKULocal/src/main/java/at/gv/egiz/bku/local/webapp/InstallCertificateServlet.java b/BKULocal/src/main/java/at/gv/egiz/bku/local/webapp/InstallCertificateServlet.java
new file mode 100644
index 00000000..0a9d001b
--- /dev/null
+++ b/BKULocal/src/main/java/at/gv/egiz/bku/local/webapp/InstallCertificateServlet.java
@@ -0,0 +1,149 @@
+/*
+ * Copyright 2008 Federal Chancellery Austria and
+ * Graz University of Technology
+ *
+ * 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.egiz.bku.local.webapp;
+
+import iaik.pkcs.PKCS7CertList;
+import iaik.utils.Util;
+import java.io.IOException;
+import java.security.cert.Certificate;
+import java.security.cert.CertificateException;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class InstallCertificateServlet extends HttpServlet {
+ public static final String HTTPS_REDIRECT = "https://localhost:3496/";
+
+ public static final String SERVER_CA_CERTIFICATE_ATTRIBUTE = "mocca.tls.server.ca.certificate";
+ protected PKCS7CertList p7c;
+ private static final Log log = LogFactory.getLog(InstallCertificateServlet.class);
+
+ @Override
+ public void init() throws ServletException {
+ super.init();
+ Certificate caCert = (Certificate) getServletContext().getAttribute(SERVER_CA_CERTIFICATE_ATTRIBUTE);
+ if (caCert != null) {
+ try {
+ p7c = new PKCS7CertList();
+ p7c.setCertificateList(new iaik.x509.X509Certificate[] { Util.convertCertificate(caCert) });
+ } catch (CertificateException ex) {
+ log.error("failed to import local ca certificate " + SERVER_CA_CERTIFICATE_ATTRIBUTE, ex);
+ }
+ } else {
+ log.error("failed to import local ca certificate " + SERVER_CA_CERTIFICATE_ATTRIBUTE);
+ }
+ }
+
+ /**
+ * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
+ * @param request servlet request
+ * @param response servlet response
+ * @throws ServletException if a servlet-specific error occurs
+ * @throws IOException if an I/O error occurs
+ */
+ protected void processRequest(HttpServletRequest request, HttpServletResponse response)
+ throws ServletException, IOException {
+
+// try {
+// SSLContext sslCtx1 = SSLContext.getDefault();
+// log.debug("Default SSLContext (" + sslCtx1.getProtocol() + "): " + sslCtx1.getClass().getName());
+// } catch (NoSuchAlgorithmException ex) {
+// log.debug("no sslContext: " + ex.getMessage(), ex);
+// }
+//
+// try {
+// SSLContext sslCtx2 = SSLContext.getInstance("TLS");
+// log.debug("TLS SSLContext: " + sslCtx2.getClass().getName());
+//
+// SSLServerSocketFactory serverSocketFactory = sslCtx2.getServerSocketFactory();
+// SSLSessionContext serverSessionContext = sslCtx2.getServerSessionContext();
+//
+// if (serverSocketFactory != null) {
+// log.debug("SSL ServerSocketFactory: " + serverSocketFactory.getClass().getName());
+// }
+// if (serverSessionContext != null) {
+// log.debug("SSL ServerSessionContext: " + serverSessionContext.getClass().getName());
+// }
+// } catch (NoSuchAlgorithmException ex) {
+// log.debug("no sslContext: " + ex.getMessage(), ex);
+// }
+//
+// try {
+// SSLContext sslCtx3 = SSLContext.getInstance("SSLv3");
+// log.debug("TLS SSLContext: " + sslCtx3.getClass().getName());
+// } catch (NoSuchAlgorithmException ex) {
+// log.debug("no sslContext: " + ex.getMessage(), ex);
+// }
+
+
+
+
+
+ if (p7c != null) {
+ log.debug("returning local ca certificate");
+ response.setContentType("application/x-x509-ca-cert");
+ p7c.writeTo(response.getOutputStream());
+ response.getOutputStream().flush();
+ } else {
+ log.debug("no local ca certificate, redirecting to " + HTTPS_REDIRECT);
+ response.sendRedirect(HTTPS_REDIRECT);
+ }
+
+ }
+
+ // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
+ /**
+ * Handles the HTTP <code>GET</code> method.
+ * @param request servlet request
+ * @param response servlet response
+ * @throws ServletException if a servlet-specific error occurs
+ * @throws IOException if an I/O error occurs
+ */
+ @Override
+ protected void doGet(HttpServletRequest request, HttpServletResponse response)
+ throws ServletException, IOException {
+ processRequest(request, response);
+ }
+
+ /**
+ * Handles the HTTP <code>POST</code> method.
+ * @param request servlet request
+ * @param response servlet response
+ * @throws ServletException if a servlet-specific error occurs
+ * @throws IOException if an I/O error occurs
+ */
+ @Override
+ protected void doPost(HttpServletRequest request, HttpServletResponse response)
+ throws ServletException, IOException {
+ processRequest(request, response);
+ }
+
+ /**
+ * Returns a short description of the servlet.
+ * @return a String containing servlet description
+ */
+ @Override
+ public String getServletInfo() {
+ return "Short description";
+ }// </editor-fold>
+}