author | wetmore |
Fri, 11 May 2018 15:53:12 -0700 | |
branch | JDK-8145252-TLS13-branch |
changeset 56542 | 56aaa6cb3693 |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
2 | 1 |
/* |
56542 | 2 |
* Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved. |
2 | 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 |
* |
|
5506 | 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. |
|
2 | 22 |
*/ |
23 |
||
24 |
/** |
|
25 |
* @test |
|
56542 | 26 |
* @bug 4853305 4865198 4888410 4963723 8146293 |
2 | 27 |
* @summary Verify that the RSA KeyPairGenerator works |
56542 | 28 |
* @library /test/lib |
29 |
* @build jdk.test.lib.SigTestUtil |
|
30 |
* @run main TestKeyPairGenerator |
|
2 | 31 |
* @author Andreas Sterbenz |
30046 | 32 |
* @key randomness |
2 | 33 |
*/ |
34 |
||
35 |
import java.io.*; |
|
36 |
import java.util.*; |
|
37 |
import java.math.BigInteger; |
|
38 |
||
39 |
import java.security.*; |
|
40 |
import java.security.interfaces.*; |
|
41 |
import java.security.spec.*; |
|
42 |
||
56542 | 43 |
import jdk.test.lib.SigTestUtil; |
44 |
import static jdk.test.lib.SigTestUtil.SignatureType; |
|
45 |
||
2 | 46 |
public class TestKeyPairGenerator { |
47 |
||
48 |
private static Provider provider; |
|
49 |
||
50 |
private static byte[] data; |
|
51 |
||
56542 | 52 |
private static void testSignature(SignatureType type, String mdAlg, |
53 |
PrivateKey privateKey, PublicKey publicKey) throws |
|
54 |
NoSuchAlgorithmException, InvalidKeyException, SignatureException { |
|
55 |
System.out.println("Testing against " + mdAlg + "..."); |
|
56 |
String sigAlg = SigTestUtil.generateSigAlg(type, mdAlg); |
|
57 |
Signature s = Signature.getInstance(sigAlg, provider); |
|
2 | 58 |
s.initSign(privateKey); |
59 |
s.update(data); |
|
60 |
byte[] sig = s.sign(); |
|
61 |
s.initVerify(publicKey); |
|
62 |
s.update(data); |
|
63 |
boolean result = s.verify(sig); |
|
64 |
if (result == false) { |
|
56542 | 65 |
throw new RuntimeException("Verification failed"); |
2 | 66 |
} |
67 |
} |
|
68 |
||
69 |
private static void test(PrivateKey privateKey, PublicKey publicKey) throws Exception { |
|
56542 | 70 |
|
71 |
int testSize = ((RSAPublicKey)publicKey).getModulus().bitLength(); |
|
72 |
System.out.println("modulus size = " + testSize); |
|
73 |
||
74 |
Iterable<String> md_alg_pkcs15 = |
|
75 |
SigTestUtil.getDigestAlgorithms(SignatureType.RSA, testSize); |
|
76 |
md_alg_pkcs15.forEach(mdAlg -> { |
|
77 |
try { |
|
78 |
testSignature(SignatureType.RSA, mdAlg, privateKey, publicKey); |
|
79 |
} catch (NoSuchAlgorithmException | InvalidKeyException | |
|
80 |
SignatureException ex) { |
|
81 |
throw new RuntimeException(ex); |
|
82 |
} |
|
2 | 83 |
} |
56542 | 84 |
); |
2 | 85 |
} |
86 |
||
87 |
// regression test for 4865198 |
|
88 |
private static void testInvalidSignature(KeyPair kp1, KeyPair kp2) throws Exception { |
|
89 |
System.out.println("Testing signature with incorrect key..."); |
|
90 |
Signature sig = Signature.getInstance("MD5withRSA", provider); |
|
91 |
sig.initSign(kp1.getPrivate()); |
|
92 |
byte[] data = new byte[100]; |
|
93 |
sig.update(data); |
|
94 |
byte[] signature = sig.sign(); |
|
95 |
sig.initVerify(kp1.getPublic()); |
|
96 |
sig.update(data); |
|
97 |
if (sig.verify(signature) == false) { |
|
98 |
throw new Exception("verification failed"); |
|
99 |
} |
|
100 |
sig.initVerify(kp2.getPublic()); |
|
101 |
sig.update(data); |
|
102 |
// verify needs to return false and not throw an Exception |
|
7526
78a87adede1e
6896700: Validation of signatures succeed when it should fail
weijun
parents:
5506
diff
changeset
|
103 |
try { |
78a87adede1e
6896700: Validation of signatures succeed when it should fail
weijun
parents:
5506
diff
changeset
|
104 |
if (sig.verify(signature)) { |
78a87adede1e
6896700: Validation of signatures succeed when it should fail
weijun
parents:
5506
diff
changeset
|
105 |
throw new Exception("verification unexpectedly succeeded"); |
78a87adede1e
6896700: Validation of signatures succeed when it should fail
weijun
parents:
5506
diff
changeset
|
106 |
} |
78a87adede1e
6896700: Validation of signatures succeed when it should fail
weijun
parents:
5506
diff
changeset
|
107 |
} catch (SignatureException se) { |
78a87adede1e
6896700: Validation of signatures succeed when it should fail
weijun
parents:
5506
diff
changeset
|
108 |
// Yet another kind of failure, OK. |
2 | 109 |
} |
110 |
} |
|
111 |
||
112 |
public static void main(String[] args) throws Exception { |
|
113 |
long start = System.currentTimeMillis(); |
|
114 |
provider = Security.getProvider("SunRsaSign"); |
|
115 |
data = new byte[2048]; |
|
116 |
// keypair generation is very slow, test only a few short keys |
|
117 |
int[] keyLengths = {512, 512, 1024}; |
|
118 |
BigInteger[] pubExps = {null, BigInteger.valueOf(3), null}; |
|
119 |
KeyPair[] keyPairs = new KeyPair[3]; |
|
120 |
new Random().nextBytes(data); |
|
121 |
KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA", provider); |
|
122 |
for (int i = 0; i < keyLengths.length; i++) { |
|
123 |
int len = keyLengths[i]; |
|
124 |
BigInteger exp = pubExps[i]; |
|
125 |
System.out.println("Generating " + len + " bit keypair..."); |
|
126 |
if (exp == null) { |
|
127 |
kpg.initialize(len); |
|
128 |
} else { |
|
129 |
kpg.initialize(new RSAKeyGenParameterSpec(len, exp)); |
|
130 |
} |
|
131 |
KeyPair kp = kpg.generateKeyPair(); |
|
132 |
keyPairs[i] = kp; |
|
133 |
RSAPublicKey publicKey = (RSAPublicKey)kp.getPublic(); |
|
134 |
System.out.println(publicKey); |
|
135 |
RSAPrivateCrtKey privateKey = (RSAPrivateCrtKey)kp.getPrivate(); |
|
136 |
if (publicKey.getModulus().equals(privateKey.getModulus()) == false) { |
|
137 |
throw new Exception("Moduli do not match"); |
|
138 |
} |
|
139 |
if (publicKey.getPublicExponent().equals(privateKey.getPublicExponent()) == false) { |
|
140 |
throw new Exception("Exponents do not match"); |
|
141 |
} |
|
142 |
int keyLen = publicKey.getModulus().bitLength(); |
|
143 |
if ((keyLen > len) || (keyLen < len - 1)) { |
|
144 |
throw new Exception("Incorrect key length: " + keyLen); |
|
145 |
} |
|
146 |
if (exp != null) { |
|
147 |
if (exp.equals(publicKey.getPublicExponent()) == false) { |
|
148 |
throw new Exception("Incorrect exponent"); |
|
149 |
} |
|
150 |
} |
|
151 |
test(privateKey, publicKey); |
|
152 |
} |
|
153 |
testInvalidSignature(keyPairs[0], keyPairs[1]); |
|
154 |
testInvalidSignature(keyPairs[0], keyPairs[2]); |
|
155 |
testInvalidSignature(keyPairs[2], keyPairs[0]); |
|
156 |
long stop = System.currentTimeMillis(); |
|
157 |
System.out.println("All tests passed (" + (stop - start) + " ms)."); |
|
158 |
} |
|
159 |
} |