russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
112 lines
3.9 KiB
Java
112 lines
3.9 KiB
Java
/*
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* Copyright (c) 2015, 2026, 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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* @test
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* @bug 8132734 8144062
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* @summary Test potential security related issues
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* @library /lib/testlibrary/java/util/jar /test/lib/
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* @build CreateMultiReleaseTestJars
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* jdk.test.lib.compiler.Compiler
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* jdk.test.lib.util.JarBuilder
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* @run junit MultiReleaseJarSecurity
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*/
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.file.Files;
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import java.security.CodeSigner;
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import java.security.cert.Certificate;
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import java.util.jar.JarEntry;
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import java.util.jar.JarFile;
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import java.util.zip.ZipFile;
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import org.junit.jupiter.api.AfterAll;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import static org.junit.jupiter.api.Assertions.*;
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public class MultiReleaseJarSecurity {
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static final int MAJOR_VERSION = Runtime.version().major();
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static final String USER_DIR = System.getProperty("user.dir", ".");
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static final File MULTI_RELEASE = new File(USER_DIR, "multi-release.jar");
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static final File SIGNED_MULTI_RELEASE = new File(USER_DIR, "signed-multi-release.jar");
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@BeforeAll
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public static void initialize() throws Exception {
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CreateMultiReleaseTestJars creator = new CreateMultiReleaseTestJars();
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creator.compileEntries();
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creator.buildMultiReleaseJar();
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creator.buildSignedMultiReleaseJar();
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}
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@AfterAll
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public static void close() throws IOException {
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Files.delete(MULTI_RELEASE.toPath());
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Files.delete(SIGNED_MULTI_RELEASE.toPath());
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}
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@Test
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public void testCertsAndSigners() throws IOException {
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try (JarFile jf = new JarFile(SIGNED_MULTI_RELEASE, true, ZipFile.OPEN_READ, Runtime.version())) {
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CertsAndSigners vcas = new CertsAndSigners(jf, jf.getJarEntry("version/Version.class"));
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CertsAndSigners rcas = new CertsAndSigners(jf, jf.getJarEntry("META-INF/versions/" + MAJOR_VERSION + "/version/Version.class"));
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assertArrayEquals(rcas.getCertificates(), vcas.getCertificates());
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assertArrayEquals(rcas.getCodeSigners(), vcas.getCodeSigners());
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}
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}
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private static class CertsAndSigners {
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final private JarFile jf;
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final private JarEntry je;
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private boolean readComplete;
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CertsAndSigners(JarFile jf, JarEntry je) {
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this.jf = jf;
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this.je = je;
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}
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Certificate[] getCertificates() throws IOException {
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readEntry();
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return je.getCertificates();
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}
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CodeSigner[] getCodeSigners() throws IOException {
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readEntry();
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return je.getCodeSigners();
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}
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private void readEntry() throws IOException {
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if (!readComplete) {
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try (InputStream is = jf.getInputStream(je)) {
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is.readAllBytes();
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}
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readComplete = true;
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}
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}
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}
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}
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