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-rw-r--r--base/common/src/com/netscape/cmscore/realm/SSLAuthenticatorWithFallback.java167
1 files changed, 167 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cmscore/realm/SSLAuthenticatorWithFallback.java b/base/common/src/com/netscape/cmscore/realm/SSLAuthenticatorWithFallback.java
new file mode 100644
index 000000000..6b6af78a7
--- /dev/null
+++ b/base/common/src/com/netscape/cmscore/realm/SSLAuthenticatorWithFallback.java
@@ -0,0 +1,167 @@
+// --- BEGIN COPYRIGHT BLOCK ---
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; version 2 of the License.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// (C) 2012 Red Hat, Inc.
+// All rights reserved.
+// --- END COPYRIGHT BLOCK ---
+
+package com.netscape.cmscore.realm;
+
+import java.io.IOException;
+import java.security.cert.X509Certificate;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpServletResponseWrapper;
+
+import org.apache.catalina.Container;
+import org.apache.catalina.Globals;
+import org.apache.catalina.LifecycleException;
+import org.apache.catalina.authenticator.AuthenticatorBase;
+import org.apache.catalina.authenticator.BasicAuthenticator;
+import org.apache.catalina.authenticator.FormAuthenticator;
+import org.apache.catalina.authenticator.SSLAuthenticator;
+import org.apache.catalina.connector.Request;
+import org.apache.catalina.deploy.LoginConfig;
+
+/**
+ * @author Endi S. Dewata
+ */
+public class SSLAuthenticatorWithFallback extends AuthenticatorBase {
+
+ public final static String BASIC_AUTHENTICATOR = "BASIC";
+ public final static String FORM_AUTHENTICATOR = "FORM";
+
+ String fallbackMethod = BASIC_AUTHENTICATOR;
+
+ AuthenticatorBase sslAuthenticator = new SSLAuthenticator();
+ AuthenticatorBase fallbackAuthenticator = new BasicAuthenticator();
+
+ public SSLAuthenticatorWithFallback() {
+ log("Creating SSL authenticator with fallback");
+ }
+
+ @Override
+ public String getInfo() {
+ return "SSL authenticator with "+fallbackMethod+" fallback.";
+ }
+
+ public String getFallbackMethod() {
+ return fallbackMethod;
+ }
+
+ public void setFallbackMethod(String fallbackMethod) {
+ log("Fallback method: "+fallbackMethod);
+ this.fallbackMethod = fallbackMethod;
+
+ if (BASIC_AUTHENTICATOR.equalsIgnoreCase(fallbackMethod)) {
+ fallbackAuthenticator = new BasicAuthenticator();
+
+ } else if (FORM_AUTHENTICATOR.equalsIgnoreCase(fallbackMethod)) {
+ fallbackAuthenticator = new FormAuthenticator();
+ }
+
+ }
+
+ @Override
+ public boolean authenticate(Request request, HttpServletResponse response, LoginConfig config) throws IOException {
+
+ X509Certificate certs[] = (X509Certificate[]) request.getAttribute(Globals.CERTIFICATES_ATTR);
+ boolean result;
+
+ if (certs != null && certs.length > 0) {
+ log("Authenticate with client certificate authentication");
+ HttpServletResponseWrapper wrapper = new HttpServletResponseWrapper(response) {
+ public void setHeader(String name, String value) {
+ log("SSL auth header: "+name+"="+value);
+ };
+ public void sendError(int code) {
+ log("SSL auth return code: "+code);
+ }
+ };
+ result = sslAuthenticator.authenticate(request, wrapper, config);
+
+ } else {
+ log("Authenticating with "+fallbackMethod+" authentication");
+ HttpServletResponseWrapper wrapper = new HttpServletResponseWrapper(response) {
+ public void setHeader(String name, String value) {
+ log("Fallback auth header: "+name+"="+value);
+ };
+ public void sendError(int code) {
+ log("Fallback auth return code: "+code);
+ }
+ };
+ result = fallbackAuthenticator.authenticate(request, wrapper, config);
+ }
+
+ if (result)
+ return true;
+
+ log("Result: "+result);
+
+ StringBuilder value = new StringBuilder(16);
+ value.append("Basic realm=\"");
+ if (config.getRealmName() == null) {
+ value.append(REALM_NAME);
+ } else {
+ value.append(config.getRealmName());
+ }
+ value.append('\"');
+ response.setHeader(AUTH_HEADER_NAME, value.toString());
+ response.sendError(HttpServletResponse.SC_UNAUTHORIZED);
+
+ return false;
+ }
+
+ @Override
+ protected String getAuthMethod() {
+ return HttpServletRequest.CLIENT_CERT_AUTH;
+ };
+
+ @Override
+ public void setContainer(Container container) {
+ log("Setting container");
+ super.setContainer(container);
+ sslAuthenticator.setContainer(container);
+ fallbackAuthenticator.setContainer(container);
+ }
+
+ @Override
+ protected void initInternal() throws LifecycleException {
+ log("Initializing authenticators");
+ super.initInternal();
+ sslAuthenticator.init();
+ fallbackAuthenticator.init();
+ }
+
+ @Override
+ public void startInternal() throws LifecycleException {
+ log("Starting authenticators");
+ super.startInternal();
+ sslAuthenticator.start();
+ fallbackAuthenticator.start();
+ }
+
+ @Override
+ public void stopInternal() throws LifecycleException {
+ log("Stopping authenticators");
+ super.stopInternal();
+ sslAuthenticator.stop();
+ fallbackAuthenticator.stop();
+ }
+
+ public void log(String message) {
+ System.out.println("SSLAuthenticatorWithFallback: "+message);
+ }
+}