com.sun.enterprise.security.ee.auth.realm.DigestRealmBase Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of payara-micro Show documentation
Show all versions of payara-micro Show documentation
Micro Distribution of the Payara Project
/*
* 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
* 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.
*/
// Portions Copyright [2018] [Payara Foundation and/or its affiliates]
package com.sun.enterprise.security.ee.auth.realm;
import static com.sun.enterprise.security.auth.digest.api.Constants.A1;
import static com.sun.enterprise.security.auth.digest.api.Constants.RESPONSE;
import static java.util.logging.Level.SEVERE;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import com.sun.enterprise.security.BaseRealm;
import com.sun.enterprise.security.auth.digest.api.DigestAlgorithmParameter;
import com.sun.enterprise.security.auth.digest.api.Key;
import com.sun.enterprise.security.auth.digest.api.Password;
import com.sun.enterprise.security.auth.digest.impl.DigestProcessor;
/**
* Base class for all realms wanting to support Digest based authentication.
*
* @author [email protected]
*/
public abstract class DigestRealmBase extends BaseRealm implements DigestRealm {
protected boolean validate(final Password passwd, DigestAlgorithmParameter[] params) {
try {
return new DigestValidatorImpl().validate(passwd, params);
} catch (NoSuchAlgorithmException ex) {
_logger.log(SEVERE, "invalid.digest.algo", ex);
}
return false;
}
private static class DigestValidatorImpl extends DigestProcessor {
private DigestAlgorithmParameter data;
private DigestAlgorithmParameter clientResponse;
private DigestAlgorithmParameter key;
private String algorithm = "MD5";
@Override
protected final boolean validate(Password passwd, DigestAlgorithmParameter[] params) throws NoSuchAlgorithmException {
for (int i = 0; i < params.length; i++) {
DigestAlgorithmParameter dap = params[i];
if (A1.equals(dap.getName()) && (dap instanceof Key)) {
key = dap;
} else if (RESPONSE.equals(dap.getName())) {
clientResponse = dap;
} else {
data = dap;
}
}
setPassword(passwd);
try {
byte[] p1 = valueOf(key);
byte[] p2 = valueOf(data);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bos.write(p1);
bos.write(":".getBytes());
bos.write(p2);
byte[] derivedKey = encode(MessageDigest.getInstance(algorithm).digest(bos.toByteArray())).getBytes();
byte[] suppliedKey = clientResponse.getValue();
boolean result = true;
if (derivedKey.length == suppliedKey.length) {
for (int i = 0; i < derivedKey.length; i++) {
if (!(derivedKey[i] == suppliedKey[i])) {
result = false;
break;
}
}
} else {
result = false;
}
return result;
} catch (IOException ex) {
_logger.log(SEVERE, "digest.error", new Object[] { ex.getMessage() });
}
return false;
}
}
}