com.sun.appserv.ProxyHandler Maven / Gradle / Ivy
Show all versions of payara-micro Show documentation
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.appserv;
import java.security.cert.X509Certificate;
import java.security.cert.CertificateException;
import javax.servlet.http.HttpServletRequest;
/**
* Abstract class allowing a backend appserver instance to retrieve information
* about the original client request that was intercepted by an SSL
* terminating proxy server (e.g., load balancer).
*
* An implementation of this abstract class inspects a given request for
* the custom request headers through which the proxy server communicates the
* information about the original client request to the appserver instance,
* and makes this information available to the appserver.
*
* This allows the appserver to work with any number of 3rd party SSL
* offloader implementations configured on the front-end web server, for
* which a corresponding ProxyHandler implementation has been configured
* on the backend appserver.
*/
public abstract class ProxyHandler {
/**
* Gets the SSL client certificate chain with which the client
* had authenticated itself to the SSL offloader, and which the
* SSL offloader has added as a custom request header on the
* given request.
*
* @param request The request from which to retrieve the SSL client
* certificate chain
*
* @return Array of java.security.cert.X509Certificate instances
* representing the SSL client certificate chain, or null if this
* information is not available from the given request
*
* @throws CertificateException if the certificate chain retrieved
* from the request header cannot be parsed
*/
public X509Certificate[] getSSLClientCertificateChain(
HttpServletRequest request)
throws CertificateException {
return null;
}
/**
* Returns the SSL keysize with which the original client request that
* was intercepted by the SSL offloader has been protected, and which
* the SSL offloader has added as a custom request header on the
* given request.
*
* @param request The request from which to retrieve the SSL key
* size
*
* @return SSL keysize, or -1 if this information is not available from
* the given request
*/
public int getSSLKeysize(HttpServletRequest request) {
return -1;
}
/**
* Gets the Internet Protocol (IP) address of the original client request
* that was intercepted by the proxy server.
*
* @param request The request from which to retrieve the IP address of the
* original client request
*
* @return IP address of the original client request, or null if this
* information is not available from the given request
*/
public String getRemoteAddress(HttpServletRequest request) {
return null;
}
}