pgpainless/pgpainless-core/src/test/java/org/pgpainless/key/generation/BrainpoolKeyGenerationTest....

125 lines
5.7 KiB
Java

// 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.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.security.InvalidAlgorithmParameterException;
import java.security.NoSuchAlgorithmException;
import java.util.Iterator;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.junit.jupiter.api.TestTemplate;
import org.junit.jupiter.api.extension.ExtendWith;
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.ecc.EllipticCurve;
import org.pgpainless.key.generation.type.eddsa_legacy.EdDSALegacyCurve;
import org.pgpainless.key.generation.type.rsa.RsaLength;
import org.pgpainless.key.generation.type.xdh_legacy.XDHLegacySpec;
import org.pgpainless.key.info.KeyInfo;
import org.pgpainless.key.util.UserId;
import org.pgpainless.util.Passphrase;
import org.pgpainless.util.TestAllImplementations;
public class BrainpoolKeyGenerationTest {
@TestTemplate
@ExtendWith(TestAllImplementations.class)
public void generateEcKeysTest()
throws InvalidAlgorithmParameterException, NoSuchAlgorithmException, PGPException {
for (EllipticCurve curve : EllipticCurve.values()) {
PGPSecretKeyRing secretKeys = generateKey(
KeySpec.getBuilder(
KeyType.ECDSA(curve), KeyFlag.CERTIFY_OTHER, KeyFlag.SIGN_DATA).build(),
KeySpec.getBuilder(
KeyType.ECDH(curve), KeyFlag.ENCRYPT_COMMS, KeyFlag.ENCRYPT_STORAGE).build(),
"Elliptic Curve <elliptic@curve.key>");
assertEquals(PublicKeyAlgorithm.ECDSA, PublicKeyAlgorithm.fromId(secretKeys.getPublicKey().getAlgorithm()));
Iterator<PGPSecretKey> secretKeyIterator = secretKeys.iterator();
PGPSecretKey primaryKey = secretKeyIterator.next();
KeyInfo primaryInfo = new KeyInfo(primaryKey);
assertEquals(curve.getName(), primaryInfo.getCurveName());
assertFalse(primaryInfo.isEncrypted());
assertTrue(primaryInfo.isDecrypted());
assertFalse(primaryInfo.hasDummyS2K());
PGPSecretKey subKey = secretKeyIterator.next();
KeyInfo subInfo = new KeyInfo(subKey);
assertEquals(curve.getName(), subInfo.getCurveName());
}
}
@TestTemplate
@ExtendWith(TestAllImplementations.class)
public void generateEdDSAKeyTest()
throws PGPException, InvalidAlgorithmParameterException, NoSuchAlgorithmException {
PGPSecretKeyRing secretKeys = PGPainless.buildKeyRing()
.setPrimaryKey(KeySpec.getBuilder(
KeyType.ECDSA(EllipticCurve._BRAINPOOLP384R1), KeyFlag.CERTIFY_OTHER))
.addSubkey(KeySpec.getBuilder(KeyType.EDDSA_LEGACY(EdDSALegacyCurve._Ed25519), KeyFlag.SIGN_DATA))
.addSubkey(KeySpec.getBuilder(
KeyType.XDH_LEGACY(XDHLegacySpec._X25519), KeyFlag.ENCRYPT_COMMS, KeyFlag.ENCRYPT_STORAGE))
.addSubkey(KeySpec.getBuilder(
KeyType.RSA(RsaLength._3072), KeyFlag.SIGN_DATA))
.addUserId(UserId.nameAndEmail("Alice", "alice@pgpainless.org"))
.setPassphrase(Passphrase.fromPassword("passphrase"))
.build();
for (PGPSecretKey key : secretKeys) {
KeyInfo info = new KeyInfo(key);
assertTrue(info.isEncrypted());
assertFalse(info.isDecrypted());
PGPPublicKey pubKey = key.getPublicKey();
assertFalse(new KeyInfo(pubKey).isEncrypted());
assertTrue(new KeyInfo(pubKey).isDecrypted());
assertFalse(new KeyInfo(pubKey).hasDummyS2K());
}
Iterator<PGPSecretKey> iterator = secretKeys.iterator();
PGPSecretKey ecdsaPrim = iterator.next();
KeyInfo ecdsaInfo = new KeyInfo(ecdsaPrim);
assertEquals(EllipticCurve._BRAINPOOLP384R1.getName(), ecdsaInfo.getCurveName());
assertEquals(384, ecdsaPrim.getPublicKey().getBitStrength());
PGPSecretKey eddsaSub = iterator.next();
KeyInfo eddsaInfo = new KeyInfo(eddsaSub);
assertEquals(EdDSALegacyCurve._Ed25519.getName(), eddsaInfo.getCurveName());
assertEquals(256, eddsaSub.getPublicKey().getBitStrength());
PGPSecretKey xdhSub = iterator.next();
KeyInfo xdhInfo = new KeyInfo(xdhSub);
assertEquals(XDHLegacySpec._X25519.getCurveName(), xdhInfo.getCurveName());
assertEquals(256, xdhSub.getPublicKey().getBitStrength());
PGPSecretKey rsaSub = iterator.next();
KeyInfo rsaInfo = new KeyInfo(rsaSub);
assertThrows(IllegalArgumentException.class, rsaInfo::getCurveName, "RSA is not a curve-based encryption system");
assertEquals(3072, rsaSub.getPublicKey().getBitStrength());
}
public PGPSecretKeyRing generateKey(KeySpec primaryKey, KeySpec subKey, String userId) throws InvalidAlgorithmParameterException, NoSuchAlgorithmException, PGPException {
PGPSecretKeyRing secretKeys = PGPainless.buildKeyRing()
.setPrimaryKey(primaryKey)
.addSubkey(subKey)
.addUserId(userId)
.build();
return secretKeys;
}
}