/*

 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 7184246

 * @summary Simplify Config.get() of krb5

 */

import java.lang.reflect.Field;

import java.lang.reflect.Method;

import java.util.Hashtable;

import java.util.Vector;

import sun.security.krb5.Config;

import sun.security.krb5.SCDynamicStoreConfig;

public class SCDynamicConfigTest {

    static Vector<Hashtable<String,String>>hosts() {

        Vector <Hashtable<String,String>> result = new Vector<>();

        Hashtable<String,String> pair = new Hashtable<>();

        pair.put("host", "127.0.0.1");

        result.add(pair);

        pair = new Hashtable<>();

        pair.put("host", "127.0.0.2");

        result.add(pair);

        return result;

    }

    public static void main(String[] args) throws Exception {

        // Reconstruct a typical SCDynamicConfig.getKerberosConfig() output

        Hashtable<String, Object> conf = new Hashtable<>();

        Hashtable<String, Object> libdefaults = new Hashtable<>();

        libdefaults.put("default_realm", "REALM.COM");

        conf.put("libdefaults", libdefaults);

        Hashtable<String, Object> realms = new Hashtable<>();

        Hashtable<String, Object> thisRealm = new Hashtable<>();

        realms.put("REALM.COM", thisRealm);

        thisRealm.put("kpasswd", hosts());

        thisRealm.put("kadmin", hosts());

        thisRealm.put("kdc", hosts());

        conf.put("realms", realms);

        Hashtable<String, Object> domain_realm = new Hashtable<>();

        domain_realm.put(".realm.com", "REALM.COM");

        domain_realm.put("realm.com", "REALM.COM");

        conf.put("domain_realm", domain_realm);

        System.out.println("SCDynamicConfig:\n");

        System.out.println(conf);

        // Simulate SCDynamicConfig.getConfig() output

        Method m = SCDynamicStoreConfig.class.getDeclaredMethod(

                "convertNativeConfig", Hashtable.class);

        m.setAccessible(true);

        conf = (Hashtable)m.invoke(null, conf);

        System.out.println("\nkrb5.conf:\n");

        System.out.println(conf);

        // Feed it into a Config object

        System.setProperty("java.security.krb5.conf", "not-a-file");

        Config cf = Config.getInstance();

        Field f = Config.class.getDeclaredField("stanzaTable");

        f.setAccessible(true);

        f.set(cf, conf);

        System.out.println("\nConfig:\n");

        System.out.println(cf);

        if (!cf.getDefaultRealm().equals("REALM.COM")) {

            throw new Exception();

        }

        if (!cf.getKDCList("REALM.COM").equals("127.0.0.1 127.0.0.2")) {

            throw new Exception();

        }

        if (!cf.get("domain_realm", ".realm.com").equals("REALM.COM")) {

            throw new Exception();

        }

    }

}