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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2015 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 * file that accompanied this code.
 *
 * Modifications:
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// Portions Copyright [2016] [Payara Foundation]

package com.sun.enterprise.admin.servermgmt.cli;

import com.sun.enterprise.admin.servermgmt.DomainConfig;
import com.sun.enterprise.admin.servermgmt.pe.PEDomainsManager;
import com.sun.enterprise.universal.i18n.LocalStringsImpl;
import com.sun.enterprise.util.HostAndPort;
import org.glassfish.api.Param;
import org.glassfish.api.admin.CommandException;
import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.PerLookup;

/**
 * The change-master-password command for the DAS.
 * This is a hidden command which is called from change-master-password  command.
 * 
 * @author Bhakti Mehta
 */
@Service(name = "_change-master-password-das")
@PerLookup
public class ChangeMasterPasswordCommandDAS extends LocalDomainCommand {

    @Param(name="domain",primary=true, optional=true)
    protected String domainName0;

    @Param(name = "savemasterpassword", optional = true, defaultValue = "false")
    protected boolean savemp;

    private static final LocalStringsImpl strings =
            new LocalStringsImpl(ChangeMasterPasswordCommandDAS.class);

    @Override
    protected void validate()
            throws CommandException  {
        String dName;
        if (domainName0 != null ) {
            dName = domainName0;
        } else {
            dName = getDomainName();
        }
        setDomainName(dName);
        super.validate();
    }

    @Override
    public int execute(String... argv)
                    throws CommandException {
        // This will parse the args and then call executeCommand
        return super.execute(argv);
    }

    @Override
    protected int executeCommand() throws CommandException {

        try {
            HostAndPort adminAddress = getAdminAddress();
            if (isRunning(adminAddress.getHost(), adminAddress.getPort()))
                throw new CommandException(strings.get("domain.is.running",
                                                    getDomainName(), getDomainRootDir()));
            DomainConfig domainConfig = new DomainConfig(getDomainName(),
                getDomainsDir().getAbsolutePath());
            PEDomainsManager manager = new PEDomainsManager();
            String mp = super.readFromMasterPasswordFile();
            if (mp == null) {
                mp = passwords.get("AS_ADMIN_MASTERPASSWORD");
                if (mp == null) {
                    mp = super.readPassword(strings.get("current.mp"));
                }
            }
            if (mp == null)     throw new CommandException(strings.get("no.console"));
            if (!super.verifyMasterPassword(mp))
                throw new CommandException(strings.get("incorrect.mp"));
            
            String nmp = getPassword("newmasterpassword", strings.get("new.mp"), 
                    strings.get("new.mp.again"), true);
            if (nmp == null)
                throw new CommandException(strings.get("no.console"));
            
            // if password is less than 6 characters then the domain can become corrupt
            // FIXES GLASSFISH-21017
            if (nmp.length() < 6) {
                throw new CommandException(strings.get("password.too.short"));
            }
            
            domainConfig.put(DomainConfig.K_MASTER_PASSWORD, mp);
            domainConfig.put(DomainConfig.K_NEW_MASTER_PASSWORD, nmp);
            domainConfig.put(DomainConfig.K_SAVE_MASTER_PASSWORD, savemp);
            manager.changeMasterPassword(domainConfig);

            return 0;
        } catch(Exception e) {
            throw new CommandException(e.getMessage(),e);
        }
    }
}