| /* |
| * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 8057810 |
| * @summary New defaults for DSA keys in jarsigner and keytool |
| * @modules java.base/sun.security.pkcs |
| * java.base/sun.security.tools.keytool |
| * java.base/sun.security.util |
| * java.base/sun.security.x509 |
| * jdk.jartool/sun.security.tools.jarsigner |
| * jdk.jartool/sun.tools.jar |
| */ |
| |
| import sun.security.pkcs.PKCS7; |
| import sun.security.util.KeyUtil; |
| |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| import java.security.KeyStore; |
| import java.security.cert.X509Certificate; |
| import java.util.jar.JarFile; |
| |
| public class DefaultSigalg { |
| |
| public static void main(String[] args) throws Exception { |
| |
| // Three test cases |
| String[] keyalgs = {"DSA", "RSA", "EC"}; |
| // Expected default keytool sigalg |
| String[] sigalgs = {"SHA256withDSA", "SHA256withRSA", "SHA256withECDSA"}; |
| // Expected keysizes |
| int[] keysizes = {2048, 2048, 256}; |
| // Expected jarsigner digest alg used in signature |
| String[] digestalgs = {"SHA-256", "SHA-256", "SHA-256"}; |
| |
| // Create a jar file |
| sun.tools.jar.Main m = |
| new sun.tools.jar.Main(System.out, System.err, "jar"); |
| Files.write(Paths.get("x"), new byte[10]); |
| if (!m.run("cvf a.jar x".split(" "))) { |
| throw new Exception("jar creation failed"); |
| } |
| |
| // Generate keypairs and sign the jar |
| Files.deleteIfExists(Paths.get("jks")); |
| for (String keyalg: keyalgs) { |
| sun.security.tools.keytool.Main.main( |
| ("-keystore jks -storepass changeit -keypass changeit " + |
| "-dname CN=A -alias " + keyalg + " -genkeypair " + |
| "-keyalg " + keyalg).split(" ")); |
| sun.security.tools.jarsigner.Main.main( |
| ("-keystore jks -storepass changeit a.jar " + keyalg).split(" ")); |
| } |
| |
| // Check result |
| KeyStore ks = KeyStore.getInstance("JKS"); |
| try (FileInputStream jks = new FileInputStream("jks"); |
| JarFile jf = new JarFile("a.jar")) { |
| ks.load(jks, "changeit".toCharArray()); |
| for (int i = 0; i<keyalgs.length; i++) { |
| String keyalg = keyalgs[i]; |
| // keytool |
| X509Certificate c = (X509Certificate) ks.getCertificate(keyalg); |
| String sigalg = c.getSigAlgName(); |
| if (!sigalg.equals(sigalgs[i])) { |
| throw new Exception( |
| "keytool sigalg for " + keyalg + " is " + sigalg); |
| } |
| int keysize = KeyUtil.getKeySize(c.getPublicKey()); |
| if (keysize != keysizes[i]) { |
| throw new Exception( |
| "keytool keysize for " + keyalg + " is " + keysize); |
| } |
| // jarsigner |
| String bk = "META-INF/" + keyalg + "." + keyalg; |
| try (InputStream is = jf.getInputStream(jf.getEntry(bk))) { |
| String digestalg = new PKCS7(is).getSignerInfos()[0] |
| .getDigestAlgorithmId().toString(); |
| if (!digestalg.equals(digestalgs[i])) { |
| throw new Exception( |
| "jarsigner digest of sig for " + keyalg |
| + " is " + digestalg); |
| } |
| } |
| } |
| } |
| } |
| } |