242 lines
9.3 KiB
Java
242 lines
9.3 KiB
Java
/*
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* Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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// AOT-linked classes are loaded during VM bootstrap by the C++ class AOTLinkedClassBulkLoader.
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// Make sure that the Module, Package, CodeSource and ProtectionDomain of these classes are
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// set up properly.
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/*
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* @test id=static
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* @requires vm.cds.supports.aot.class.linking
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* @library /test/jdk/lib/testlibrary /test/lib
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* @build InitiatingLoaderTester
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* @build BulkLoaderTest
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar BulkLoaderTestApp.jar BulkLoaderTestApp MyUtil InitiatingLoaderTester
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* @run driver BulkLoaderTest STATIC
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*/
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/*
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* @test id=dynamic
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* @requires vm.cds.supports.aot.class.linking
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* @library /test/jdk/lib/testlibrary /test/lib
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* @build InitiatingLoaderTester
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* @build BulkLoaderTest
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar BulkLoaderTestApp.jar BulkLoaderTestApp MyUtil InitiatingLoaderTester
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* @run driver BulkLoaderTest DYNAMIC
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*/
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import java.io.File;
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import java.lang.StackWalker.StackFrame;
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import java.util.List;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.stream.Collectors;
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import java.util.Set;
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import jdk.test.lib.cds.CDSAppTester;
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import jdk.test.lib.helpers.ClassFileInstaller;
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import jdk.test.lib.process.OutputAnalyzer;
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public class BulkLoaderTest {
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static final String appJar = ClassFileInstaller.getJarPath("BulkLoaderTestApp.jar");
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static final String mainClass = "BulkLoaderTestApp";
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public static void main(String[] args) throws Exception {
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Tester t = new Tester();
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// Run with archived FMG loaded
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t.run(args);
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// Run with an extra classpath -- archived FMG can still load.
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{
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String extraVmArgs[] = {
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"-cp",
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appJar + File.pathSeparator + "foobar.jar"
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};
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OutputAnalyzer out = t.productionRun(extraVmArgs);
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out.shouldHaveExitValue(0);
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}
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// Run without archived FMG -- fail to load
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{
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String extraVmArgs[] = {
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"-Xshare:on",
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"-Xlog:cds",
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"-Djdk.module.showModuleResolution=true"
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};
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t.setCheckExitValue(false);
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OutputAnalyzer out = t.productionRun(extraVmArgs);
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out.shouldHaveExitValue(1);
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out.shouldContain("CDS archive has aot-linked classes. It cannot be used when archived full module graph is not used.");
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t.setCheckExitValue(true);
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}
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}
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static class Tester extends CDSAppTester {
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public Tester() {
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super(mainClass);
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}
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@Override
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public String classpath(RunMode runMode) {
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return appJar;
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}
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@Override
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public String[] vmArgs(RunMode runMode) {
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return new String[] {
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"-Xlog:cds,cds+aot+load",
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"-XX:+AOTClassLinking",
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};
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}
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@Override
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public String[] appCommandLine(RunMode runMode) {
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return new String[] {
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mainClass,
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};
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}
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}
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}
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class BulkLoaderTestApp {
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static String allPerms = "null.*<no principals>.*java.security.Permissions.*,*java.security.AllPermission.*<all permissions>.*<all actions>";
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public static void main(String args[]) throws Exception {
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checkClasses();
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checkInitiatingLoader();
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}
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// Check the ClassLoader/Module/Package/ProtectionDomain/CodeSource of classes that are aot-linked
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static void checkClasses() throws Exception {
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check(String.class,
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"null", // loader
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"module java.base",
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"package java.lang",
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"null",
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allPerms);
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check(Class.forName("sun.util.logging.internal.LoggingProviderImpl"),
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"null",
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"module java.logging",
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"package sun.util.logging.internal",
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"null",
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allPerms);
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check(javax.tools.FileObject.class,
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"^jdk.internal.loader.ClassLoaders[$]PlatformClassLoader@",
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"module java.compiler",
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"package javax.tools",
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"jrt:/java.compiler <no signer certificates>",
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"jdk.internal.loader.ClassLoaders[$]PlatformClassLoader.*<no principals>.*java.security.Permissions");
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check(BulkLoaderTestApp.class,
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"jdk.internal.loader.ClassLoaders[$]AppClassLoader@",
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"^unnamed module @",
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"package ",
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"file:.*BulkLoaderTestApp.jar <no signer certificates>",
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"jdk.internal.loader.ClassLoaders[$]AppClassLoader.*<no principals>.*java.security.Permissions");
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check(Class.forName("com.sun.tools.javac.Main"),
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"jdk.internal.loader.ClassLoaders[$]AppClassLoader@",
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"module jdk.compiler",
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"package com.sun.tools.javac",
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"jrt:/jdk.compiler <no signer certificates>",
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"jdk.internal.loader.ClassLoaders[$]AppClassLoader.*<no principals>.*java.security.Permissions");
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doit(() -> {
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Class<?> lambdaClass = MyUtil.getCallerClass(1);
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check(lambdaClass,
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"jdk.internal.loader.ClassLoaders[$]AppClassLoader@",
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"unnamed module",
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"package ",
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"file:.*BulkLoaderTestApp.jar <no signer certificates>",
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"jdk.internal.loader.ClassLoaders[$]AppClassLoader.*<no principals>.*java.security.Permissions");
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});
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}
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static void check(Class c, String loader, String module, String pkg, String codeSource, String protectionDomain) {
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System.out.println("====================================================================");
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System.out.println(c.getName() + ", loader = " + c.getClassLoader());
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System.out.println(c.getName() + ", module = " + c.getModule());
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System.out.println(c.getName() + ", package = " + c.getPackage());
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System.out.println(c.getName() + ", CS = " + c.getProtectionDomain().getCodeSource());
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System.out.println(c.getName() + ", PD = " + c.getProtectionDomain());
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expectMatch("" + c.getClassLoader(), loader);
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expectMatch("" + c.getModule(), module);
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expectSame("" + c.getPackage(), pkg);
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expectMatch("" + c.getProtectionDomain().getCodeSource(), codeSource);
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expectMatch("" + c.getProtectionDomain(), protectionDomain);
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}
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static void expectSame(String a, String b) {
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if (!a.equals(b)) {
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throw new RuntimeException("Expected \"" + b + "\" but got \"" + a + "\"");
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}
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}
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static void expectMatch(String string, String pattern) {
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Matcher matcher = Pattern.compile(pattern, Pattern.DOTALL).matcher(string);
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if (!matcher.find()) {
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throw new RuntimeException("Expected pattern \"" + pattern + "\" but got \"" + string + "\"");
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}
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}
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static void doit(Runnable t) {
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t.run();
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}
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static void checkInitiatingLoader() throws Exception {
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try {
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InitiatingLoaderTester.tryAccess();
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} catch (IllegalAccessError t) {
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if (t.getMessage().contains("cannot access class jdk.internal.misc.Unsafe (in module java.base)")) {
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System.out.println("Expected exception:");
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t.printStackTrace(System.out);
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// Class.forName() should still work. We just can't resolve it in CP entries.
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Class<?> c = Class.forName("jdk.internal.misc.Unsafe");
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System.out.println("App loader can still resolve by name: " + c);
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return;
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}
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throw new RuntimeException("Unexpected exception", t);
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}
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throw new RuntimeException("Should not have succeeded");
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}
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}
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class MyUtil {
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// depth is 0-based -- i.e., depth==0 returns the class of the immediate caller of getCallerClass
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static Class<?> getCallerClass(int depth) {
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// Need to add the frame of the getCallerClass -- so the immediate caller (depth==0) of this method
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// is at stack.get(1) == stack.get(depth+1);
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StackWalker walker = StackWalker.getInstance(
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Set.of(StackWalker.Option.RETAIN_CLASS_REFERENCE,
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StackWalker.Option.SHOW_HIDDEN_FRAMES));
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List<StackFrame> stack = walker.walk(s -> s.limit(depth+2).collect(Collectors.toList()));
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return stack.get(depth+1).getDeclaringClass();
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}
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}
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