/*
* JBoss, Home of Professional Open Source.
* Copyright 2016 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed 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.wildfly.security.sasl.digest;
import java.net.URI;
import java.security.spec.KeySpec;
import javax.security.auth.callback.CallbackHandler;
import org.wildfly.security.auth.client.AuthenticationConfiguration;
import org.wildfly.security.auth.client.AuthenticationContext;
import org.wildfly.security.auth.client.ClientUtils;
import org.wildfly.security.auth.client.MatchRule;
import org.wildfly.security.password.Password;
import org.wildfly.security.password.PasswordFactory;
import org.wildfly.security.password.interfaces.ClearPassword;
import org.wildfly.security.password.interfaces.DigestPassword;
import org.wildfly.security.password.spec.ClearPasswordSpec;
import org.wildfly.security.password.spec.DigestPasswordSpec;
import org.wildfly.security.sasl.util.SaslMechanismInformation;
import org.wildfly.security.sasl.util.UsernamePasswordHashUtil;
/**
* @author Kabir Khan
*/
public class DigestCallbackHandlerUtils {
static CallbackHandler createClearPwdClientCallbackHandler(final String username, final String password, final String sentRealm) throws Exception {
PasswordFactory passwordFactory = PasswordFactory.getInstance(ClearPassword.ALGORITHM_CLEAR);
return createClientCallbackHandler(username, passwordFactory.generatePassword(new ClearPasswordSpec(password.toCharArray())), sentRealm);
}
static CallbackHandler createDigestPwdClientCallbackHandler(final String username, final String password, final String realm, final String sentRealm) throws Exception {
byte[] urpHash = new UsernamePasswordHashUtil().generateHashedURP(username, realm, password.toCharArray());
KeySpec keySpec = new DigestPasswordSpec(username, realm, urpHash);
PasswordFactory passwordFactory = PasswordFactory.getInstance(DigestPassword.ALGORITHM_DIGEST_MD5);
return createClientCallbackHandler(username, passwordFactory.generatePassword(keySpec), sentRealm);
}
private static CallbackHandler createClientCallbackHandler(final String username, final Password password, final String sentRealm) throws Exception {
final AuthenticationContext context = AuthenticationContext.empty()
.with(
MatchRule.ALL,
AuthenticationConfiguration.EMPTY
.useName(username)
.usePassword(password)
.useRealm(sentRealm)
.allowSaslMechanisms(SaslMechanismInformation.Names.DIGEST_MD5));
return ClientUtils.getCallbackHandler(new URI("seems://irrelevant"), context);
}
}