/*
* 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.util.List;
import javax.security.auth.login.AppConfigurationEntry;
import org.apache.felix.gogo.commands.Command;
import org.apache.karaf.jaas.config.JaasRealm;
import org.apache.karaf.jaas.modules.BackingEngine;
import org.apache.karaf.jaas.modules.RolePrincipal;
import org.apache.karaf.jaas.modules.UserPrincipal;
/**
* @author iocanel
*/
@Command(scope = "jaas", name = "users", description = "Lists the users of the active realm/module.")
public class ListUsersCommand extends JaasCommandSupport {
private static final String OUTPUT_FORMAT = "%-20s %-20s";
@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 / Module has been selected.");
return null;
}
BackingEngine engine = backingEngineService.get(entry);
if (engine == null) {
System.err.println(String.format("Failed to resolve backing engine for realm:%s and moudle:%s", realm.getName(), entry.getLoginModuleName()));
return null;
}
return doExecute(engine);
}
@Override
protected Object doExecute(BackingEngine engine) throws Exception {
List<UserPrincipal> users = engine.listUsers();
System.out.println(String.format(OUTPUT_FORMAT, "User Name", "Role"));
for (UserPrincipal user : users) {
String userName = user.getName();
List<RolePrincipal> roles = engine.listRoles(user);
if (roles != null && roles.size() >= 1) {
for (RolePrincipal role : roles) {
String roleName = role.getName();
System.out.println(String.format(OUTPUT_FORMAT, userName, roleName));
}
} else {
System.out.println(String.format(OUTPUT_FORMAT, userName, ""));
}
}
return null;
}
}