1 /*

     2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

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

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 import java.io.OutputStream;

    25 import java.io.IOException;

    26 

    27 /**

    28  * Class to run and control rmiregistry in a sub-process.

    29  *

    30  * We can't kill a registry if we have too-close control

    31  * over it.  We must make it in a subprocess, and then kill the

    32  * subprocess when it has served our needs.

    33  */

    34 public class REGISTRY extends JavaVM {

    35 

    36     private static double startTimeout = 20_000 * TestLibrary.getTimeoutFactor();

    37 

    38     private int port = -1;

    39 

    40     private REGISTRY(OutputStream out, OutputStream err,

    41                     String options, int port) {

    42         super("RegistryRunner", options, Integer.toString(port), out, err);

    43         this.port = port;

    44     }

    45 

    46     public static REGISTRY createREGISTRY() {

    47         return createREGISTRY(System.out, System.err, "", 0);

    48     }

    49 

    50     public static REGISTRY createREGISTRY(OutputStream out, OutputStream err,

    51                                     String options, int port) {

    52         options += " --add-exports=java.rmi/sun.rmi.registry=ALL-UNNAMED"

    53                  + " --add-exports=java.rmi/sun.rmi.server=ALL-UNNAMED"

    54                  + " --add-exports=java.rmi/sun.rmi.transport=ALL-UNNAMED"

    55                  + " --add-exports=java.rmi/sun.rmi.transport.tcp=ALL-UNNAMED";

    56         REGISTRY reg = new REGISTRY(out, err, options, port);

    57         return reg;

    58     }

    59 

    60     /**

    61      * Starts the registry in a sub-process and waits up to

    62      * the given timeout period to confirm that it's running,

    63      * and get the port where it's running.

    64      */

    65     public void start() throws IOException {

    66         super.start();

    67         long startTime = System.currentTimeMillis();

    68         long deadline = TestLibrary.computeDeadline(startTime, (long)startTimeout);

    69         while (true) {

    70             try {

    71                 Thread.sleep(1000);

    72             } catch (InterruptedException ignore) { }

    73 

    74             String output = outputStream.ba.toString();

    75             port = RegistryRunner.getRegistryPort(output);

    76             if (port != -1) {

    77                 break;

    78             }

    79             if (System.currentTimeMillis() > deadline) {

    80                 TestLibrary.bomb("Failed to start registry, giving up after " +

    81                     (System.currentTimeMillis() - startTime) + "ms.", null);

    82             }

    83         }

    84     }

    85 

    86     /**

    87      * Shuts down the registry.

    88      */

    89     public void shutdown() {

    90         RegistryRunner.requestExit(port);

    91     }

    92 

    93     /**

    94      * Gets the port where the registry is serving.

    95      */

    96     public int getPort() {

    97         return port;

    98     }

    99 }