/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.syncope.core.security;
import org.apache.syncope.common.types.CipherAlgorithm;
import org.jasypt.commons.CommonUtils;
import org.jasypt.digest.StandardStringDigester;
/**
* Extend standard authentication by checking passwords using MD5 (not supported anymore as per SYNCOPE-51).
*/
public class SyncopeMD5FallbackAuthenticationProvider extends SyncopeAuthenticationProvider {
@Override
protected boolean authenticate(final String password, final CipherAlgorithm cipherAlgorithm,
final String digestedPassword) {
boolean authenticated = super.authenticate(password, cipherAlgorithm, digestedPassword);
// if "normal" authentication fails and cipher is SMD5, we're probably handling an "old" MD5 password
if (!authenticated && CipherAlgorithm.SMD5 == cipherAlgorithm) {
StandardStringDigester digester = new StandardStringDigester();
digester.setAlgorithm("MD5");
digester.setIterations(1);
digester.setSaltSizeBytes(0);
digester.setStringOutputType(CommonUtils.STRING_OUTPUT_TYPE_HEXADECIMAL);
authenticated = digester.matches(password, digestedPassword);
}
return authenticated;
}
}