1 /*

     2  * Copyright (c) 2017, 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 

    25 /*

    26  * @test

    27  * @summary Test miscellanous functionality related to JVM running in docker container

    28  * @requires docker.support

    29  * @library /test/lib

    30  * @modules java.base/jdk.internal.misc

    31  *          java.management

    32  *          jdk.jartool/sun.tools.jar

    33  * @build Common CheckContainerized sun.hotspot.WhiteBox PrintContainerInfo

    34  * @run driver ClassFileInstaller -jar whitebox.jar sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission

    35  * @run driver TestMisc

    36  */

    37 import jdk.test.lib.containers.docker.DockerRunOptions;

    38 import jdk.test.lib.containers.docker.DockerTestUtils;

    39 import jdk.test.lib.process.OutputAnalyzer;

    40 import jdk.test.lib.process.ProcessTools;

    41 

    42 

    43 public class TestMisc {

    44     private static final String imageName = Common.imageName("misc");

    45 

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

    47         if (!DockerTestUtils.canTestDocker()) {

    48             return;

    49         }

    50 

    51         Common.prepareWhiteBox();

    52         DockerTestUtils.buildJdkDockerImage(imageName, "Dockerfile-BasicTest", "jdk-docker");

    53 

    54         try {

    55             testMinusContainerSupport();

    56             testIsContainerized();

    57             testPrintContainerInfo();

    58         } finally {

    59             DockerTestUtils.removeDockerImage(imageName);

    60         }

    61     }

    62 

    63 

    64     private static void testMinusContainerSupport() throws Exception {

    65         Common.logNewTestCase("Test related flags: '-UseContainerSupport'");

    66         DockerRunOptions opts = new DockerRunOptions(imageName, "/jdk/bin/java", "-version");

    67         opts.addJavaOpts("-XX:-UseContainerSupport", "-Xlog:os+container=trace");

    68 

    69         Common.run(opts)

    70             .shouldContain("Container Support not enabled");

    71     }

    72 

    73 

    74     private static void testIsContainerized() throws Exception {

    75         Common.logNewTestCase("Test is_containerized() inside a docker container");

    76 

    77         DockerRunOptions opts = Common.newOpts(imageName, "CheckContainerized");

    78         Common.addWhiteBoxOpts(opts);

    79 

    80         Common.run(opts)

    81             .shouldContain(CheckContainerized.INSIDE_A_CONTAINER);

    82     }

    83 

    84 

    85     private static void testPrintContainerInfo() throws Exception {

    86         Common.logNewTestCase("Test print_container_info()");

    87 

    88         DockerRunOptions opts = Common.newOpts(imageName, "PrintContainerInfo");

    89         Common.addWhiteBoxOpts(opts);

    90 

    91         checkContainerInfo(Common.run(opts));

    92     }

    93 

    94 

    95     private static void checkContainerInfo(OutputAnalyzer out) throws Exception {

    96         String[] expectedToContain = new String[] {

    97             "cpuset.cpus",

    98             "cpuset.mems",

    99             "CPU Shares",

   100             "CPU Quota",

   101             "CPU Period",

   102             "OSContainer::active_processor_count",

   103             "Memory Limit",

   104             "Memory Soft Limit",

   105             "Memory Usage",

   106             "Maximum Memory Usage",

   107             "memory_max_usage_in_bytes"

   108         };

   109 

   110         for (String s : expectedToContain) {

   111             out.shouldContain(s);

   112         }

   113     }

   114 

   115 }