/**
* 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.camel.component.netty4.http;
import java.security.Principal;
import javax.security.auth.Subject;
import javax.security.auth.login.LoginContext;
import javax.security.auth.login.LoginException;
import org.apache.camel.util.ObjectHelper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* A JAAS based {@link SecurityAuthenticator} implementation.
*/
public class JAASSecurityAuthenticator extends SecurityAuthenticatorSupport {
private static final Logger LOG = LoggerFactory.getLogger(JAASSecurityAuthenticator.class);
@Override
public Subject login(HttpPrincipal principal) throws LoginException {
if (ObjectHelper.isEmpty(getName())) {
throw new IllegalArgumentException("Realm has not been configured on this SecurityAuthenticator: " + this);
}
LOG.trace("Login username: {} using realm: {}", principal.getName(), getName());
LoginContext context = new LoginContext(getName(), new HttpPrincipalCallbackHandler(principal));
context.login();
Subject subject = context.getSubject();
LOG.debug("Login username: {} successful returning Subject: {}", principal.getName(), subject);
if (LOG.isTraceEnabled()) {
for (Principal p : subject.getPrincipals()) {
LOG.trace("Principal on subject {} -> {}", p.getClass().getName(), p.getName());
}
}
return subject;
}
@Override
public void logout(Subject subject) throws LoginException {
if (ObjectHelper.isEmpty(getName())) {
throw new LoginException("Realm has not been configured on this SecurityAuthenticator: " + this);
}
String username = "";
if (!subject.getPrincipals().isEmpty()) {
username = subject.getPrincipals().iterator().next().getName();
}
LOG.trace("Logging out username: {} using realm: {}", username, getName());
LoginContext context = new LoginContext(getName(), subject);
context.logout();
LOG.debug("Logout username: {} successful", username);
}
}