1 /* 2 * Copyright (c) 2018, 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 jdk.test.lib.Utils; 25 import jdk.test.lib.containers.docker.Common; 26 import jdk.test.lib.containers.docker.DockerRunOptions; 27 import jdk.test.lib.containers.docker.DockerTestUtils; 28 29 /* 30 * @test 31 * @summary Test JDK Metrics class when running inside docker container 32 * @requires docker.support 33 * @library /test/lib 34 * @modules java.base/jdk.internal.platform 35 * @build MetricsMemoryTester 36 * @run main/timeout=360 TestDockerMemoryMetrics 37 */ 38 39 public class TestDockerMemoryMetrics { 40 private static final String imageName = Common.imageName("metrics-memory"); 41 42 public static void main(String[] args) throws Exception { 43 if (!DockerTestUtils.canTestDocker()) { 44 return; 45 } 46 47 // These tests create a docker image and run this image with 48 // varying docker memory options. The arguments passed to the docker 49 // container include the Java test class to be run along with the 50 // resource to be examined and expected result. 51 52 DockerTestUtils.buildJdkDockerImage(imageName, "Dockerfile-BasicTest", "jdk-docker"); 53 try { 54 testMemoryLimit("200m"); 55 testMemoryLimit("1g"); 56 57 testMemoryAndSwapLimit("200m", "1g"); 58 testMemoryAndSwapLimit("100m", "200m"); 59 60 testKernelMemoryLimit("100m"); 61 testKernelMemoryLimit("1g"); 62 63 testOomKillFlag("100m", false); 64 testOomKillFlag("100m", true); 65 66 testMemoryFailCount("20m"); 67 68 testMemorySoftLimit("500m","200m"); 69 70 } finally { 71 DockerTestUtils.removeDockerImage(imageName); 72 } 73 } 74 75 private static void testMemoryLimit(String value) throws Exception { 76 Common.logNewTestCase("testMemoryLimit, value = " + value); 77 DockerRunOptions opts = 78 new DockerRunOptions(imageName, "/jdk/bin/java", "MetricsMemoryTester"); 79 opts.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/") 80 .addDockerOpts("--memory=" + value) 81 .addJavaOpts("-cp", "/test-classes/") 82 .addJavaOpts("--add-exports", "java.base/jdk.internal.platform=ALL-UNNAMED") 83 .addClassOptions("memory", value); 84 DockerTestUtils.dockerRunJava(opts).shouldHaveExitValue(0).shouldContain("TEST PASSED!!!"); 85 } 86 87 private static void testMemoryFailCount(String value) throws Exception { 88 Common.logNewTestCase("testMemoryFailCount" + value); 89 DockerRunOptions opts = 90 new DockerRunOptions(imageName, "/jdk/bin/java", "MetricsMemoryTester"); 91 opts.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/") 92 .addDockerOpts("--memory=" + value) 93 .addJavaOpts("-cp", "/test-classes/") 94 .addJavaOpts("--add-exports", "java.base/jdk.internal.platform=ALL-UNNAMED") 95 .addClassOptions("failcount"); 96 DockerTestUtils.dockerRunJava(opts).shouldHaveExitValue(0).shouldContain("TEST PASSED!!!"); 97 } 98 99 private static void testMemoryAndSwapLimit(String memory, String memandswap) throws Exception { 100 Common.logNewTestCase("testMemoryAndSwapLimit, memory = " + memory + ", memory and swap = " + memandswap); 101 DockerRunOptions opts = 102 new DockerRunOptions(imageName, "/jdk/bin/java", "MetricsMemoryTester"); 103 opts.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/") 104 .addDockerOpts("--memory=" + memory) 105 .addDockerOpts("--memory-swap=" + memandswap) 106 .addJavaOpts("-cp", "/test-classes/") 107 .addJavaOpts("--add-exports", "java.base/jdk.internal.platform=ALL-UNNAMED") 108 .addClassOptions("memoryswap", memory, memandswap); 109 DockerTestUtils.dockerRunJava(opts).shouldHaveExitValue(0).shouldContain("TEST PASSED!!!"); 110 } 111 112 private static void testKernelMemoryLimit(String value) throws Exception { 113 Common.logNewTestCase("testKernelMemoryLimit, value = " + value); 114 DockerRunOptions opts = 115 new DockerRunOptions(imageName, "/jdk/bin/java", "MetricsMemoryTester"); 116 opts.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/") 117 .addDockerOpts("--kernel-memory=" + value) 118 .addJavaOpts("-cp", "/test-classes/") 119 .addJavaOpts("--add-exports", "java.base/jdk.internal.platform=ALL-UNNAMED") 120 .addClassOptions("kernelmem", value); 121 DockerTestUtils.dockerRunJava(opts).shouldHaveExitValue(0).shouldContain("TEST PASSED!!!"); 122 } 123 124 private static void testOomKillFlag(String value, boolean oomKillFlag) throws Exception { 125 Common.logNewTestCase("testOomKillFlag, oomKillFlag = " + oomKillFlag); 126 DockerRunOptions opts = 127 new DockerRunOptions(imageName, "/jdk/bin/java", "MetricsMemoryTester"); 128 opts.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/") 129 .addDockerOpts("--memory=" + value); 130 if (!oomKillFlag) { 131 opts.addDockerOpts("--oom-kill-disable"); 132 } 133 opts.addJavaOpts("-cp", "/test-classes/") 134 .addJavaOpts("--add-exports", "java.base/jdk.internal.platform=ALL-UNNAMED") 135 .addClassOptions("memory", value, oomKillFlag + ""); 136 DockerTestUtils.dockerRunJava(opts).shouldHaveExitValue(0).shouldContain("TEST PASSED!!!"); 137 } 138 139 private static void testMemorySoftLimit(String mem, String softLimit) throws Exception { 140 Common.logNewTestCase("testMemorySoftLimit, memory = " + mem + ", soft limit = " + softLimit); 141 DockerRunOptions opts = 142 new DockerRunOptions(imageName, "/jdk/bin/java", "MetricsMemoryTester"); 143 opts.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/") 144 .addDockerOpts("--memory=" + mem) 145 .addDockerOpts("--memory-reservation=" + softLimit); 146 opts.addJavaOpts("-cp", "/test-classes/") 147 .addJavaOpts("--add-exports", "java.base/jdk.internal.platform=ALL-UNNAMED") 148 .addClassOptions("softlimit", softLimit); 149 DockerTestUtils.dockerRunJava(opts).shouldHaveExitValue(0).shouldContain("TEST PASSED!!!"); 150 } 151 }