1 /*

     2  * Copyright (c) 2018, 2019, 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 CDS dumping with java agent.

    28  * @library /test/lib /test/hotspot/jtreg/runtime/appcds /test/hotspot/jtreg/runtime/appcds/test-classes

    29  * @requires vm.cds

    30  * @requires vm.flavor != "minimal"

    31  * @modules jdk.jartool/sun.tools.jar

    32  * @build SimpleAgent Hello

    33  * @run main/othervm DumpingWithJavaAgent

    34  */

    35 

    36 import jdk.test.lib.cds.CDSOptions;

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

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

    39 

    40 public class DumpingWithJavaAgent {

    41     public static String appClasses[] = {

    42         "Hello",

    43     };

    44     public static String agentClasses[] = {

    45         "SimpleAgent",

    46     };

    47 

    48     public static String warningMessages[] = {

    49         "This archive was created with AllowArchivingWithJavaAgent",

    50         "It should be used for testing purposes only and should not be used in a production environment",

    51     };

    52 

    53     public static String errorMessage =

    54         "The setting of the AllowArchivingWithJavaAgent is different from the setting in the shared archive.";

    55 

    56 

    57     public static String diagnosticOption = "-XX:+AllowArchivingWithJavaAgent";

    58 

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

    60         String agentJar =

    61             ClassFileInstaller.writeJar("SimpleAgent.jar",

    62                                         ClassFileInstaller.Manifest.fromSourceFile("SimpleAgent.mf"),

    63                                         agentClasses);

    64 

    65         String appJar =

    66             ClassFileInstaller.writeJar("DumpingWithJavaAgent.jar", appClasses);

    67 

    68         // CDS dumping with a java agent with the AllowArchvingWithJavaAgent diagnostic option.

    69         OutputAnalyzer output = TestCommon.testDump(appJar, TestCommon.list("Hello"),

    70             "-XX:+UnlockDiagnosticVMOptions", diagnosticOption,

    71             "-javaagent:" + agentJar);

    72         TestCommon.checkDump(output);

    73         output.shouldContain(warningMessages[0]);

    74         output.shouldContain(warningMessages[1]);

    75         output.shouldContain("inside SimpleAgent");

    76 

    77         // Using the archive with the AllowArchvingWithJavaAgent diagnostic option.

    78         output = TestCommon.exec(

    79             appJar,

    80             "-Xlog:class+load=trace",

    81             "-XX:+UnlockDiagnosticVMOptions", diagnosticOption,

    82             "Hello");

    83         if (!TestCommon.isUnableToMap(output)) {

    84             output.shouldHaveExitValue(0);

    85             output.shouldContain(warningMessages[0]);

    86             output.shouldContain(warningMessages[1]);

    87             output.shouldContain("[class,load] Hello source: shared objects file");

    88         }

    89 

    90         // Using the archive with -Xshare:on without the diagnostic option.

    91         // VM should exit with an error message.

    92         output = TestCommon.exec(

    93             appJar,

    94             "Hello");

    95         output.shouldHaveExitValue(1);

    96         output.shouldContain(errorMessage);

    97 

    98         // Using the archive with -Xshare:auto without the diagnostic option.

    99         // VM should continue execution with a warning message. The archive

   100         // will not be used.

   101         output = TestCommon.execAuto(

   102             "-cp", appJar,

   103             "-Xlog:class+load=trace,cds=info",

   104             "Hello");

   105         if (!TestCommon.isUnableToMap(output)) {

   106             output.shouldHaveExitValue(0);

   107             output.shouldContain(errorMessage);

   108             output.shouldMatch(".class.load.* Hello source:.*DumpingWithJavaAgent.jar");

   109 

   110         // CDS dumping with a java agent without the AllowArchvingWithJavaAgent diagnostic option.

   111         // VM will exit with an error message.

   112         output = TestCommon.dump(appJar, TestCommon.list("Hello"),

   113             "-javaagent:" + agentJar);

   114         }

   115         output.shouldContain("Must enable AllowArchivingWithJavaAgent in order to run Java agent during CDS dumping")

   116             .shouldHaveExitValue(1);

   117     }

   118 }