/*
* 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.karaf.jaas.command;
import org.apache.felix.gogo.commands.Command;
import org.apache.karaf.jaas.config.JaasRealm;
import org.apache.karaf.jaas.modules.BackingEngine;
import javax.security.auth.login.AppConfigurationEntry;
import java.util.LinkedList;
import java.util.Queue;
@Command(scope = "jaas", name = "update", description = "Update the selected JAAS Realm")
public class UpdateCommand extends JaasCommandSupport {
@Override
protected Object doExecute() throws Exception {
JaasRealm realm = (JaasRealm) session.get(JAAS_REALM);
AppConfigurationEntry entry = (AppConfigurationEntry) session.get(JAAS_ENTRY);
if (realm == null || entry == null) {
System.err.println("No JAAS Realm/Login Module selected");
return null;
}
BackingEngine engine = backingEngineService.get(entry);
if (engine == null) {
System.err.println("Can't update the JAAS realm (no backing engine service registered)");
return null;
}
return doExecute(engine);
}
@Override
protected Object doExecute(BackingEngine engine) throws Exception {
Queue<? extends JaasCommandSupport> commands = (Queue<? extends JaasCommandSupport>) session.get(JAAS_CMDS);
if (commands == null || commands.isEmpty()) {
System.err.println("No pending modification");
return null;
}
// loop in the commands and execute them.
while (!commands.isEmpty()) {
Object obj = commands.remove();
if (obj instanceof JaasCommandSupport) {
((JaasCommandSupport) obj).doExecute(engine);
}
}
// cleanup the session
session.put(JAAS_REALM, null);
session.put(JAAS_ENTRY, null);
session.put(JAAS_CMDS, new LinkedList<JaasCommandSupport>());
return null;
}
}