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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010-2013 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.enterprise.security.ssl;
import com.sun.enterprise.security.SecurityLoggerInfo;
import org.glassfish.grizzly.ssl.SSLSupport;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.security.cert.CertificateFactory;
import java.util.logging.Level;
import javax.security.cert.X509Certificate;
import java.util.logging.Logger;
import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocket;
/**
*
* @author Sudarsan Sridhar
*/
public class GlassfishSSLSupport implements SSLSupport {
private final static Logger logger = SecurityLoggerInfo.getLogger();
/**
* A mapping table to determine the number of effective bits in the key
* when using a cipher suite containing the specified cipher name. The
* underlying data came from the TLS Specification (RFC 2246), Appendix C.
*/
private static final CipherData ciphers[] = {
new CipherData("_WITH_NULL_", 0),
new CipherData("_WITH_IDEA_CBC_", 128),
new CipherData("_WITH_RC2_CBC_40_", 40),
new CipherData("_WITH_RC4_40_", 40),
new CipherData("_WITH_RC4_128_", 128),
new CipherData("_WITH_DES40_CBC_", 40),
new CipherData("_WITH_DES_CBC_", 56),
new CipherData("_WITH_3DES_EDE_CBC_", 168),
new CipherData("_WITH_AES_128_", 128),
new CipherData("_WITH_AES_256_", 256)
};
private final SSLSocket socket;
private final SSLEngine engine;
private SSLSession session;
public GlassfishSSLSupport(SSLSocket socket) {
this.socket = socket;
this.engine = null;
session = socket.getSession();
}
public GlassfishSSLSupport(SSLEngine engine) {
this.socket = null;
this.engine = engine;
if(engine != null) {
session = engine.getSession();
}
}
public String getCipherSuite() throws IOException {
if (session == null) {
return null;
}
return session.getCipherSuite();
}
public Object[] getPeerCertificateChain() throws IOException {
return getPeerCertificateChain(false);
}
public Object[] getPeerCertificateChain(boolean force) throws IOException {
if (session == null) {
return null;
}
X509Certificate[] certs = null;
certs = session.getPeerCertificateChain();
if (certs == null) {
certs = new X509Certificate[0];
}
if (certs.length == 0 && force) {
session.invalidate();
handshake();
if (socket == null) {
session = engine.getSession();
} else {
session = socket.getSession();
}
}
return getX509Certs();
}
public Integer getKeySize() throws IOException {
if (session == null) {
return null;
}
Integer keySize = (Integer) session.getValue(KEY_SIZE_KEY);
if (keySize == null) {
int size = 0;
String cipherSuite = session.getCipherSuite();
for (CipherData cipher : ciphers) {
if (cipherSuite.contains(cipher.phrase)) {
size = cipher.keySize;
break;
}
}
keySize = size;
session.putValue(KEY_SIZE_KEY, keySize);
}
return keySize;
}
public String getSessionId() throws IOException {
if (session == null) {
return null;
}
byte[] sessionId = session.getId();
if (sessionId == null) {
return null;
}
StringBuilder Id = new StringBuilder();
for (byte b : sessionId) {
String digit = Integer.toHexString(b);
if (digit.length() < 2) {
Id.append('0');
} else if (digit.length() > 2) {
digit = digit.substring(digit.length() - 2);
}
Id.append(digit);
}
return Id.toString();
}
private void handshake() throws IOException {
socket.setNeedClientAuth(true);
socket.startHandshake();
}
private Object[] getX509Certs() {
X509Certificate certs[] = null;
try {
certs = session.getPeerCertificateChain();
} catch (Throwable ex) {
// Get rid of the warning in the logs when no Client-Cert is
// available
}
if (certs == null) {
certs = new X509Certificate[0];
}
java.security.cert.X509Certificate[] x509Certs =
new java.security.cert.X509Certificate[certs.length];
for (int i = 0; i < x509Certs.length; i++) {
try {
byte buffer[] = certs[i].getEncoded();
CertificateFactory cf =
CertificateFactory.getInstance("X.509");
ByteArrayInputStream stream =
new ByteArrayInputStream(buffer);
x509Certs[i] = (java.security.cert.X509Certificate) cf.generateCertificate(stream);
if (logger.isLoggable(Level.FINEST)) {
logger.log(Level.FINE, "Cert #{0} = {1}", new Object[]{i, x509Certs[i]});
}
} catch (Exception ex) {
logger.log(Level.INFO, SecurityLoggerInfo.convertingCertError, new Object[] {certs[i], ex.toString()});
return null;
}
}
if (x509Certs.length < 1) {
return null;
}
return x509Certs;
}
}