/*
* 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 java.security.Principal;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import javax.security.auth.login.AppConfigurationEntry;
import org.apache.karaf.jaas.boot.principal.GroupPrincipal;
import org.apache.karaf.jaas.boot.principal.UserPrincipal;
import org.apache.karaf.jaas.config.JaasRealm;
import org.apache.karaf.jaas.modules.BackingEngine;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.lifecycle.Service;
@Command(scope = "jaas", name = "group-list", description = "List groups in a realm")
@Service
public class ListGroupsCommand extends JaasCommandSupport {
private static final String GROUP_LIST_FORMAT = "%-10s %-80s";
@Override
public Object execute() 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 / Module has been selected.");
return null;
}
BackingEngine engine = getBackingEngine(entry);
if (engine == null) {
System.err.println("Can't get the list of users (no backing engine service registered)");
return null;
}
return doExecute(engine);
}
@Override
protected Object doExecute(BackingEngine engine) throws Exception {
System.out.println(String.format(GROUP_LIST_FORMAT, "Group", "Roles"));
for (GroupPrincipal group : engine.listGroups().keySet()) {
System.out.println(String.format(GROUP_LIST_FORMAT, group.getName(), engine.listGroups().get(group)));
}
return null;
}
}