1 /*

     2  * Copyright (c) 2016, 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  * @test

    26  * @bug 8163896

    27  * @summary Finalizing one key of a KeyPair invalidates the other key

    28  */

    29 

    30 import java.security.Key;

    31 import java.security.KeyPair;

    32 import java.security.KeyPairGenerator;

    33 import java.security.NoSuchAlgorithmException;

    34 import java.security.Provider;

    35 import java.security.ProviderException;

    36 import java.security.Security;

    37 import java.util.function.Consumer;

    38 import java.util.ArrayList;

    39 import java.util.List;

    40 

    41 public class FinalizeHalf {

    42 

    43     static int failures = 0;

    44 

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

    46         List<Consumer<Key>> methods = new ArrayList<>();

    47         methods.add((Key k) -> k.getEncoded());

    48         methods.add((Key k) -> k.toString());

    49 

    50         for (String algo : new String[] {"DiffieHellman", "DSA", "RSA"}) {

    51             for (Provider provider : Security.getProviders()) {

    52                 for (boolean priv : new boolean[] {true, false}) {

    53                     for (Consumer<Key> method : methods) {

    54                         test(algo, provider, priv, method);

    55                     }

    56                 }

    57             }

    58         }

    59 

    60         if (failures > 0) {

    61             throw new RuntimeException(failures + " test(s) failed.");

    62         }

    63     }

    64 

    65     static void test(String algo, Provider provider, boolean priv,

    66             Consumer<Key> method) throws Exception {

    67         KeyPairGenerator generator;

    68         try {

    69             generator = KeyPairGenerator.getInstance(algo, provider);

    70         } catch (NoSuchAlgorithmException nsae) {

    71             return;

    72         }

    73 

    74         System.out.println("Checking " + provider.getName() + ", " + algo);

    75 

    76         KeyPair pair = generator.generateKeyPair();

    77         Key key = priv ? pair.getPrivate() : pair.getPublic();

    78 

    79         pair = null;

    80         for (int i = 0; i < 32; ++i) {

    81             System.gc();

    82         }

    83 

    84         try {

    85             method.accept(key);

    86         } catch (ProviderException pe) {

    87             failures++;

    88         }

    89     }

    90 }