/*
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 * 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.
 *
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 */

/*
 * @test
 * @bug 7152176 8164437
 * @summary More krb5 tests
 * @library /test/lib
 * @compile -XDignore.symbol.file Basic.java
 * @run main/othervm Basic
 */

import jdk.test.lib.process.ProcessTools;
import sun.security.jgss.GSSUtil;

import java.util.List;
import java.util.stream.Stream;

public class Basic {

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

        if (args.length == 0) { // jtreg launched here

            // With all modules
            test("jdk.security.jgss");

            // With limited modules
            List<String> cmd = ProcessTools.createJavaProcessBuilder().command();
            Stream.of(jdk.internal.misc.VM.getRuntimeArguments())
                    .filter(arg -> arg.startsWith("--add-exports=") ||
                            arg.startsWith("--add-opens="))
                    .forEach(cmd::add);
            cmd.addAll(List.of(
                    "-Dtest.src=" + System.getProperty("test.src"),
                    "--add-modules",
                        "java.base,java.security.jgss,jdk.security.auth",
                    "--limit-modules",
                        "java.security.jgss,jdk.security.auth",
                    "Basic",
                    "launched-limited"));
            ProcessTools.executeCommand(cmd.toArray(new String[cmd.size()]))
                    .shouldHaveExitValue(0);
        } else { // Launched by ProcessTools above, with limited modules.
            test("java.security.jgss");
        }
    }

    static void test(String expected) throws Exception {

        new OneKDC(null).writeJAASConf();

        Context c, s, s2, b;
        c = Context.fromJAAS("client");
        s = Context.fromJAAS("server");
        b = Context.fromJAAS("backend");

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

        Context.handshake(c, s);

        Context.transmit("i say high --", c, s);
        Context.transmit("   you say low", s, c);

        s2 = s.delegated();
        s.dispose();
        c.dispose();

        s2.startAsClient(OneKDC.BACKEND, GSSUtil.GSS_KRB5_MECH_OID);
        b.startAsServer(GSSUtil.GSS_KRB5_MECH_OID);

        Context.handshake(s2, b);

        // Bonus test for 8164437.
        String moduleName = c.x().getClass().getModule().getName();
        if (!moduleName.equals(expected)) {
            throw new Exception("Expected: " + expected
                    + ". Actual: " + moduleName);
        }
    }
}