Java example source code file (KvnoNA.java)

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Java - Java tags/keywords

context, exception, keytab, kvnona, onekdc, principalname

The KvnoNA.java Java example source code

/*
 * 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 7197159
 * @compile -XDignore.symbol.file KvnoNA.java
 * @run main/othervm KvnoNA
 * @summary accept different kvno if there no match
 */

import org.ietf.jgss.GSSException;
import sun.security.jgss.GSSUtil;
import sun.security.krb5.KrbException;
import sun.security.krb5.PrincipalName;
import sun.security.krb5.internal.ktab.KeyTab;
import sun.security.krb5.internal.Krb5;

public class KvnoNA {

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

        OneKDC kdc = new OneKDC(null);
        kdc.writeJAASConf();

        // In KDC, it's 2
        char[] pass = "pass2".toCharArray();
        kdc.addPrincipal(OneKDC.SERVER, pass);

        // In ktab, kvno is 1 or 3, 3 has the same password
        KeyTab ktab = KeyTab.create(OneKDC.KTAB);
        PrincipalName p = new PrincipalName(
            OneKDC.SERVER+"@"+OneKDC.REALM, PrincipalName.KRB_NT_SRV_HST);
        ktab.addEntry(p, "pass1".toCharArray(), 1, true);
        ktab.addEntry(p, "pass2".toCharArray(), 3, true);
        ktab.save();

        Context c, s;

        c = Context.fromUserPass("dummy", "bogus".toCharArray(), false);
        s = Context.fromJAAS("server");

        c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_KRB5_MECH_OID);
        s.startAsServer(GSSUtil.GSS_KRB5_MECH_OID);

        Context.handshake(c, s);

        s.dispose();
        c.dispose();
    }
}