/*

 * Copyright (c) 2014, 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 4966382 8039132

 * @run main/othervm UdpTcp UDP

 * @run main/othervm UdpTcp TCP

 * @summary udp or tcp

 */

import java.io.ByteArrayOutputStream;

import java.io.PrintStream;

import sun.security.krb5.Config;

public class UdpTcp {

    public static void main(String[] args)

            throws Exception {

        System.setProperty("sun.security.krb5.debug", "true");

        OneKDC kdc = new OneKDC(null);

        kdc.writeJAASConf();

        // Two styles of kdc_timeout setting. One global, one realm-specific.

        if (args[0].equals("UDP")) {

            KDC.saveConfig(OneKDC.KRB5_CONF, kdc,

                    "kdc_timeout = 10s");

        } else {

            kdc.addConf("kdc_timeout = 10s");

            KDC.saveConfig(OneKDC.KRB5_CONF, kdc,

                    "udp_preference_limit = 1");

        }

        Config.refresh();

        ByteArrayOutputStream bo = new ByteArrayOutputStream();

        PrintStream oldout = System.out;

        System.setOut(new PrintStream(bo));

        Context.fromUserPass(OneKDC.USER, OneKDC.PASS, false);

        System.setOut(oldout);

        for (String line: new String(bo.toByteArray()).split("\n")) {

            if (line.contains(">>> KDCCommunication")) {

                if (!line.contains(args[0]) || !line.contains("timeout=10000")) {

                    throw new Exception("No " + args[0] + " in: " + line);

                }

            }

        }

    }

}