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

 *

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 * 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.

 *

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 */

/*

 * @test

 * @summary Krb5LoginModule shows NPE when both useTicketCache and storeKey

 *          are set to true

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

 */

import java.io.FileOutputStream;

import javax.security.auth.login.LoginException;

// The basic krb5 test skeleton you can copy from

public class UseCacheAndStoreKey {

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

        new OneKDC(null).writeJAASConf();

        // KDC would save ccache for client

        System.setProperty("test.kdc.save.ccache", "cache.here");

        try (FileOutputStream fos = new FileOutputStream(OneKDC.JAAS_CONF)) {

            fos.write((

                "me {\n" +

                "    com.sun.security.auth.module.Krb5LoginModule required\n" +

                "    principal=\"" + OneKDC.USER + "\"\n" +

                "    useTicketCache=true\n" +

                "    ticketCache=cache.here\n" +

                "    isInitiator=true\n" +

                "    storeKey=true;\n};\n"

                ).getBytes());

        }

        // The first login will use default callback and succeed

        Context.fromJAAS("me");

        // The second login uses ccache and won't be able to store the keys

        try {

            Context.fromJAAS("me");

            throw new Exception("Should fail");

        } catch (LoginException le) {

            if (le.getMessage().indexOf("NullPointerException") >= 0

                    || le.getCause() instanceof NullPointerException) {

                throw new Exception("NPE");

            }

        }

    }

}