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Embedded-Web Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 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
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*/
package com.sun.enterprise.web;
import com.sun.appserv.ProxyHandler;
import javax.servlet.http.HttpServletRequest;
import java.io.ByteArrayInputStream;
import java.nio.charset.Charset;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import org.apache.catalina.connector.Constants;
/**
* Default ProxyHandler implementation.
*/
public class ProxyHandlerImpl extends 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 {
X509Certificate[] certs = null;
String clientCert = request.getHeader(Constants.PROXY_AUTH_CERT);
if (clientCert != null) {
clientCert = clientCert.replaceAll("% d% a", "\n");
clientCert = "-----BEGIN CERTIFICATE-----\n" + clientCert
+ "\n-----END CERTIFICATE-----";
byte[] certBytes = clientCert.getBytes(Charset.defaultCharset());
ByteArrayInputStream bais = new ByteArrayInputStream(certBytes);
CertificateFactory cf = CertificateFactory.getInstance("X.509");
certs = new X509Certificate[1];
certs[0] = (X509Certificate) cf.generateCertificate(bais);
}
return certs;
}
/**
* 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) {
int keySize = -1;
String header = request.getHeader(Constants.PROXY_KEYSIZE);
if (header != null) {
keySize = Integer.parseInt(header);
}
return keySize;
}
/**
* Gets the Internet Protocol (IP) source port of the client request that
* was intercepted by the proxy server.
*
* @param request The request from which to retrieve the IP source port
* of the original client request
*
* @return IP source port of the original client request, or null if this
* information is not available from the given request
*/
public String getRemoteAddress(HttpServletRequest request) {
return request.getHeader(Constants.PROXY_IP);
}
}