/*

 * 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 8005447

 * @summary default principal can act as anyone

 * @compile -XDignore.symbol.file DiffNameSameKey.java

 * @run main/othervm/fail DiffNameSameKey a

 * @run main/othervm DiffNameSameKey b

 */

import sun.security.jgss.GSSUtil;

import sun.security.krb5.PrincipalName;

/**

 * This test confirms the compatibility codes described in

 * ServiceCreds.getEKeys(). If the acceptor starts as x.us.oracle.com

 * but client requests for x.us, as long as the KDC supports both names

 * and the keys are the same, the auth should succeed.

 */

public class DiffNameSameKey {

    static final String SERVER2 = "x" + OneKDC.SERVER;

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

        OneKDC kdc = new KDC2();

        kdc.addPrincipal(SERVER2, "samepass".toCharArray());

        kdc.addPrincipal(OneKDC.SERVER, "samepass".toCharArray());

        kdc.writeJAASConf();

        kdc.writeKtab(OneKDC.KTAB);

        Context c, s;

        c = Context.fromJAAS("client");

        s = Context.fromJAAS("server");

        switch (args[0]) {

            case "a":   // If server starts as another service, should fail

                c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_SPNEGO_MECH_OID);

                s.startAsServer(SERVER2.replace('/', '@'),

                        GSSUtil.GSS_SPNEGO_MECH_OID);

                break;

            case "b":   // If client requests another server with the same keys,

                        // succeed to be compatible

                c.startAsClient(SERVER2, GSSUtil.GSS_SPNEGO_MECH_OID);

                s.startAsServer(OneKDC.SERVER.replace('/', '@'),

                        GSSUtil.GSS_SPNEGO_MECH_OID);

                break;

        }

        Context.handshake(c, s);

        s.dispose();

        c.dispose();

    }

    /**

     * This KDC returns the same salt for all principals. This means same

     * passwords generate same keys.

     */

    static class KDC2 extends OneKDC {

        KDC2() throws Exception {

            super(null);

        }

        @Override

        public String getSalt(PrincipalName pn) {

            return "SAME";

        }

    }

}