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/*
* Copyright (c) 2020, 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.
*/
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import jdk.test.lib.SecurityTools;
import jdk.test.lib.util.JarUtils;
import jdk.test.lib.process.OutputAnalyzer;
/**
* @test
* @bug 8248745
* @summary Test key generation and jar signing with disabled algorithms and
* key sizes, with and without entries in jdk.jar.disabledAlgorithms,
* jdk.certpath.disabledAlgorithms
* @library /test/lib
* @run main/othervm RestrictedAlgo RESTRICT
* @run main/othervm RestrictedAlgo NO_RESTRICT
*/
public class RestrictedAlgo {
private static final String KEYSTORE = "keystore.jks";
private static final String PASSWORD = "password";
private static final String SIGNED_JARFILE = "signed.jar";
private static final String UNSIGNED_JARFILE = "unsigned.jar";
private static final String SECURITY_FILE = "java.security";
private static final String NO_RESTRICT = "-J-Djava.security.properties="
+ SECURITY_FILE;
private static final String FIRST_FILE = "first.txt";
private static final String WARNING = "Warning:";
private static final String SECURITY_WARNING =
".* is considered a security risk and is disabled.";
private static String algoStatus;
public static void main(String[] args) throws Exception {
algoStatus = args[0];
// create a jar file that contains one file
JarUtils.createJarFile(Path.of(UNSIGNED_JARFILE), Path.of("."),
new File(FIRST_FILE).exists() ? Paths.get(FIRST_FILE)
: Files.createFile(Paths.get(FIRST_FILE)));
if (!isAlgoRestricted()) {
// An alternative security properties
Files.writeString(Files.createFile(Paths.get(SECURITY_FILE)),
"jdk.certpath.disabledAlgorithms=\n"
+ "jdk.jar.disabledAlgorithms=\n"
+ "jdk.security.legacyAlgorithms=");
}
System.out.println("\nTesting sigalg MD2\n");
test("RSA", "MD2withRSA", "SigAlgMD2", "SHA256", true);
System.out.println("\nTesting sigalg MD5\n");
test("RSA", "MD5withRSA", "SigAlgMD5", "SHA256", true);
System.out.println("\nTesting digestalg MD2\n");
test("RSA", "SHA256withRSA", "DigestAlgMD2", "MD2", false);
System.out.println("\nTesting digestalg MD5\n");
test("RSA", "SHA256withRSA", "DigestAlgMD5", "MD5", false);
System.out.println("\nTesting RSA Keysize: RSA keySize < 1024\n");
test("RSA", "SHA256withRSA", "KeySizeRSA", "SHA256", true,
"-keysize", "512");
System.out.println("\nTesting DSA Keysize: DSA keySize < 1024\n");
test("DSA", "SHA256withDSA", "KeySizeDSA", "SHA256", true,
"-keysize", "512");
}
private static void test(String keyAlg, String sigAlg, String aliasPrefix,
String digestAlg, boolean isKeyToolVerify,
String... addKeyToolArgs) throws Exception {
String alias = aliasPrefix + "_" + algoStatus;
testKeytool(keyAlg, sigAlg, alias, isKeyToolVerify, addKeyToolArgs);
testJarSignerSigning(sigAlg, alias, digestAlg);
testJarSignerVerification();
}
private static void testKeytool(String keyAlg, String sigAlg, String alias,
boolean isKeyToolVerify, String... additionalCmdArgs)
throws Exception {
System.out.println("Testing Keytool\n");
List<String> cmd = prepareCommand(
"-genkeypair",
"-keystore", KEYSTORE,
"-storepass", PASSWORD,
"-dname", "CN=Test",
"-ext", "bc:c",
"-keyalg", keyAlg,
"-sigalg", sigAlg,
"-alias", alias);
for (String additionalCMDArg : additionalCmdArgs) {
cmd.add(additionalCMDArg);
}
OutputAnalyzer analyzer = SecurityTools.keytool(cmd)
.shouldHaveExitValue(0);
if (isKeyToolVerify) {
verifyAnalyzer(analyzer);
}
}
private static void testJarSignerSigning(String sigAlg, String alias,
String digestAlg) throws Exception {
System.out.println("\nTesting JarSigner Signing\n");
List<String> cmd = prepareCommand(
"-keystore", KEYSTORE,
"-storepass", PASSWORD,
"-sigalg", sigAlg,
"-digestalg", digestAlg,
"-signedjar", SIGNED_JARFILE,
UNSIGNED_JARFILE,
alias);
OutputAnalyzer analyzer = SecurityTools.jarsigner(cmd)
.shouldHaveExitValue(0);
verifyAnalyzer(analyzer);
}
private static void testJarSignerVerification()
throws Exception {
System.out.println("\nTesting JarSigner Verification\n");
List<String> cmd = prepareCommand(
"-verify",
SIGNED_JARFILE);
OutputAnalyzer analyzer = SecurityTools.jarsigner(cmd)
.shouldHaveExitValue(0);
if (isAlgoRestricted()) {
analyzer.shouldContain("The jar will be treated as unsigned,"
+ " because it is signed with a weak algorithm that "
+ "is now disabled.");
} else {
analyzer.shouldContain("jar verified.");
}
}
private static List<String> prepareCommand(String... options) {
List<String> cmd = new ArrayList<>();
cmd.addAll(Arrays.asList(options));
if (!isAlgoRestricted()) {
cmd.add(NO_RESTRICT);
}
return cmd;
}
private static void verifyAnalyzer(OutputAnalyzer analyzer) {
if (isAlgoRestricted()) {
analyzer.shouldContain(WARNING)
.shouldMatch(SECURITY_WARNING);
} else {
analyzer.shouldNotMatch(SECURITY_WARNING);
}
}
private static boolean isAlgoRestricted() {
return ("RESTRICT".equals(algoStatus)) ? true : false;
}
}
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