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Add test to verify correct behavior of public key algorithm policy enforcement during key generation

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This commit is contained in:
Paul Schaub 2021-12-02 14:29:01 +01:00
parent 8b1bdb98f1
commit 14c1cf013e
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
1 changed files with 72 additions and 0 deletions
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pgpainless-core/src/test/java/org/pgpainless/key/generation/GeneratingWeakKeyThrowsTest.java Normal file
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// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.key.generation;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.security.InvalidAlgorithmParameterException;
import java.security.NoSuchAlgorithmException;
import java.util.HashMap;
import java.util.Map;
import org.bouncycastle.openpgp.PGPException;
import org.junit.jupiter.api.Test;
import org.pgpainless.PGPainless;
import org.pgpainless.algorithm.KeyFlag;
import org.pgpainless.algorithm.PublicKeyAlgorithm;
import org.pgpainless.key.generation.type.KeyType;
import org.pgpainless.key.generation.type.rsa.RsaLength;
import org.pgpainless.policy.Policy;
public class GeneratingWeakKeyThrowsTest {
@Test
public void refuseToGenerateWeakPrimaryKeyTest() {
// ensure we have default public key algorithm policy set
PGPainless.getPolicy().setPublicKeyAlgorithmPolicy(
Policy.PublicKeyAlgorithmPolicy.defaultPublicKeyAlgorithmPolicy());
assertThrows(IllegalArgumentException.class, () ->
PGPainless.buildKeyRing()
.setPrimaryKey(KeySpec.getBuilder(KeyType.RSA(RsaLength._1024),
KeyFlag.CERTIFY_OTHER, KeyFlag.SIGN_DATA)));
}
@Test
public void refuseToAddWeakSubkeyDuringGenerationTest() {
// ensure we have default public key algorithm policy set
PGPainless.getPolicy().setPublicKeyAlgorithmPolicy(
Policy.PublicKeyAlgorithmPolicy.defaultPublicKeyAlgorithmPolicy());
KeyRingBuilder kb = PGPainless.buildKeyRing()
.setPrimaryKey(KeySpec.getBuilder(KeyType.RSA(RsaLength._4096),
KeyFlag.CERTIFY_OTHER, KeyFlag.SIGN_DATA));
assertThrows(IllegalArgumentException.class, () ->
kb.addSubkey(KeySpec.getBuilder(KeyType.RSA(RsaLength._1024),
KeyFlag.ENCRYPT_COMMS)));
}
@Test
public void allowToAddWeakKeysWithWeakPolicy() throws PGPException, InvalidAlgorithmParameterException, NoSuchAlgorithmException {
// set a weak algorithm policy
Map<PublicKeyAlgorithm, Integer> bitStrengths = new HashMap<>();
bitStrengths.put(PublicKeyAlgorithm.RSA_GENERAL, 512);
PGPainless.getPolicy().setPublicKeyAlgorithmPolicy(
new Policy.PublicKeyAlgorithmPolicy(bitStrengths));
PGPainless.buildKeyRing()
.setPrimaryKey(KeySpec.getBuilder(KeyType.RSA(RsaLength._4096),
KeyFlag.CERTIFY_OTHER, KeyFlag.SIGN_DATA))
.addSubkey(KeySpec.getBuilder(KeyType.RSA(RsaLength._1024),
KeyFlag.ENCRYPT_COMMS))
.addUserId("Henry")
.build();
// reset public key algorithm policy
PGPainless.getPolicy().setPublicKeyAlgorithmPolicy(Policy.PublicKeyAlgorithmPolicy.defaultPublicKeyAlgorithmPolicy());
}
}