001    /*
002     * Cumulus4j - Securing your data in the cloud - http://cumulus4j.org
003     * Copyright (C) 2011 NightLabs Consulting GmbH
004     *
005     * This program is free software: you can redistribute it and/or modify
006     * it under the terms of the GNU Affero General Public License as
007     * published by the Free Software Foundation, either version 3 of the
008     * License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful,
011     * but WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013     * GNU Affero General Public License for more details.
014     *
015     * You should have received a copy of the GNU Affero General Public License
016     * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017     */
018    package org.cumulus4j.keymanager.cli;
019    
020    import org.kohsuke.args4j.Option;
021    
022    /**
023     * <p>
024     * Abstract {@link SubCommand} implementation for being subclassed when a key-store and authentication
025     * (user + password) is used.
026     * </p>
027     * @author Marco หงุ่ยตระกูล-Schulze - marco at nightlabs dot de
028     */
029    public abstract class SubCommandWithKeyStoreWithAuth
030    extends SubCommandWithKeyStore
031    {
032            @Option(name="-authUserName", required=true, usage="The authenticated user authorizing this action. If the very first user is created, this value is ignored.")
033            private String authUserName;
034    
035            public String getAuthUserName()
036            {
037                    return authUserName;
038            }
039    
040            @Option(name="-authPassword", required=false, usage="The password for authenticating the user specified by -authUserName. If the very first user is created, this value is ignored. If omitted, the user will be asked interactively (if required, i.e. if not creating the very first user).")
041            private String authPassword;
042    
043            public char[] getAuthPasswordAsCharArray()
044            {
045                    return authPassword == null ? null : authPassword.toCharArray();
046            }
047    
048            public String getAuthPassword()
049            {
050                    return authPassword;
051            }
052    
053            @Override
054            public void prepare() throws Exception
055            {
056                    super.prepare();
057                    if (authPassword == null && !getKeyStore().isEmpty())
058                            authPassword = promptPassword("authPassword: ");
059            }
060    }