mirror of
https://github.com/pgpainless/pgpainless.git
synced 2024-11-23 12:52:07 +01:00
Properly evaluate key expiration dates
This commit is contained in:
parent
a0be510fc2
commit
cae099eabe
GPG key ID:
62BEE9264BF17311
3 changed files with 182 additions and 5 deletions
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@ -34,6 +34,7 @@ import org.bouncycastle.openpgp.operator.PGPKeyEncryptionMethodGenerator;
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import org.pgpainless.algorithm.EncryptionPurpose;
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import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
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import org.pgpainless.implementation.ImplementationFactory;
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import org.pgpainless.key.OpenPgpV4Fingerprint;
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import org.pgpainless.key.SubkeyIdentifier;
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import org.pgpainless.key.info.KeyAccessor;
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import org.pgpainless.key.info.KeyRingInfo;
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@ -195,7 +196,10 @@ public class EncryptionOptions {
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*/
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public EncryptionOptions addRecipient(PGPPublicKeyRing key, EncryptionKeySelector encryptionKeySelectionStrategy) {
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KeyRingInfo info = new KeyRingInfo(key, new Date());
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Date primaryKeyExpiration = info.getPrimaryKeyExpirationDate();
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if (primaryKeyExpiration != null && primaryKeyExpiration.before(new Date())) {
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throw new IllegalArgumentException("Provided key " + new OpenPgpV4Fingerprint(key) + " is expired: " + primaryKeyExpiration.toString());
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}
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List<PGPPublicKey> encryptionSubkeys = encryptionKeySelectionStrategy
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.selectEncryptionSubkeys(info.getEncryptionSubkeys(purpose));
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if (encryptionSubkeys.isEmpty()) {
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@ -349,6 +349,9 @@ public class KeyRingInfo {
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if (certification == null) {
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return false;
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}
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if (SignatureUtils.isSignatureExpired(certification)) {
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return false;
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}
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// Not revoked -> valid
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if (revocation == null) {
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return true;
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@ -588,15 +591,19 @@ public class KeyRingInfo {
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* @return expiration date
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*/
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public @Nullable Date getPrimaryKeyExpirationDate() {
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PGPSignature directKeySig = getLatestDirectKeySelfSignature();
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if (directKeySig != null) {
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Date directKeyExpirationDate = SignatureSubpacketsUtil.getKeyExpirationTimeAsDate(directKeySig, getPublicKey());
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if (directKeyExpirationDate != null) {
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return directKeyExpirationDate;
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}
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}
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PGPSignature primaryUserIdCertification = getLatestUserIdCertification(getPrimaryUserId());
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if (primaryUserIdCertification != null) {
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return SignatureSubpacketsUtil.getKeyExpirationTimeAsDate(primaryUserIdCertification, getPublicKey());
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}
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PGPSignature directKeySig = getLatestDirectKeySelfSignature();
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if (directKeySig != null) {
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return SignatureSubpacketsUtil.getKeyExpirationTimeAsDate(directKeySig, getPublicKey());
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}
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throw new NoSuchElementException("No suitable signatures found on the key.");
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}
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@ -745,10 +752,19 @@ public class KeyRingInfo {
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* @return encryption subkeys
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*/
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public @Nonnull List<PGPPublicKey> getEncryptionSubkeys(EncryptionPurpose purpose) {
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Date primaryExpiration = getPrimaryKeyExpirationDate();
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if (primaryExpiration != null && primaryExpiration.before(new Date())) {
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return Collections.emptyList();
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}
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Iterator<PGPPublicKey> subkeys = keys.getPublicKeys();
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List<PGPPublicKey> encryptionKeys = new ArrayList<>();
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while (subkeys.hasNext()) {
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PGPPublicKey subKey = subkeys.next();
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Date subkeyExpiration = getSubkeyExpirationDate(new OpenPgpV4Fingerprint(subKey));
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if (subkeyExpiration != null && subkeyExpiration.before(new Date())) {
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continue;
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}
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if (!isKeyValidlyBound(subKey.getKeyID())) {
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continue;
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@ -0,0 +1,157 @@
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/*
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* Copyright 2021 Paul Schaub.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.pgpainless.signature;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.nio.charset.StandardCharsets;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPPublicKeyRing;
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import org.bouncycastle.util.io.Streams;
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import org.junit.jupiter.api.Test;
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import org.pgpainless.PGPainless;
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import org.pgpainless.encryption_signing.EncryptionOptions;
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import org.pgpainless.encryption_signing.EncryptionResult;
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import org.pgpainless.encryption_signing.EncryptionStream;
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import org.pgpainless.encryption_signing.ProducerOptions;
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import org.pgpainless.key.OpenPgpV4Fingerprint;
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import org.pgpainless.key.SubkeyIdentifier;
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public class CertificateExpirationTest {
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private static final String data = "Hello World :)";
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OpenPgpV4Fingerprint encryptionSubkey = new OpenPgpV4Fingerprint("1DDCE15F09217CEE2F3B37607C2FAA4DF93C37B2");
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@Test
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public void baseCase() throws IOException, PGPException {
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String CERT = "-----BEGIN PGP PUBLIC KEY BLOCK-----\n" +
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"\n" +
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"xsDNBF2lnPIBDAC5cL9PQoQLTMuhjbYvb4Ncuuo0bfmgPRFywX53jPhoFf4Zg6mv\n" +
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"/seOXpgecTdOcVttfzC8ycIKrt3aQTiwOG/ctaR4Bk/t6ayNFfdUNxHWk4WCKzdz\n" +
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"/56fW2O0F23qIRd8UUJp5IIlN4RDdRCtdhVQIAuzvp2oVy/LaS2kxQoKvph/5pQ/\n" +
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"5whqsyroEWDJoSV0yOb25B/iwk/pLUFoyhDG9bj0kIzDxrEqW+7Ba8nocQlecMF3\n" +
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"X5KMN5kp2zraLv9dlBBpWW43XktjcCZgMy20SouraVma8Je/ECwUWYUiAZxLIlMv\n" +
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"9CurEOtxUw6N3RdOtLmYZS9uEnn5y1UkF88o8Nku890uk6BrewFzJyLAx5wRZ4F0\n" +
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"qV/yq36UWQ0JB/AUGhHVPdFf6pl6eaxBwT5GXvbBUibtf8YI2og5RsgTWtXfU7eb\n" +
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"SGXrl5ZMpbA6mbfhd0R8aPxWfmDWiIOhBufhMCvUHh1sApMKVZnvIff9/0Dca3wb\n" +
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"vLIwa3T4CyshfT0AEQEAAc0hQm9iIEJhYmJhZ2UgPGJvYkBvcGVucGdwLmV4YW1w\n" +
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"bGU+wsEOBBMBCgA4AhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAFiEE0aZuGiOx\n" +
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"gsmYD3iM+/zIKgFeczAFAl2lnvoACgkQ+/zIKgFeczBvbAv/VNk90a6hG8Od9xTz\n" +
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"XxH5YRFUSGfIA1yjPIVOnKqhMwps2U+sWE3urL+MvjyQRlyRV8oY9IOhQ5Esm6DO\n" +
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"ZYrTnE7qVETm1ajIAP2OFChEc55uH88x/anpPOXOJY7S8jbn3naC9qad75BrZ+3g\n" +
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"9EBUWiy5p8TykP05WSnSxNRt7vFKLfEB4nGkehpwHXOVF0CRNwYle42bg8lpmdXF\n" +
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"DcCZCi+qEbafmTQzkAqyzS3nCh3IAqq6Y0kBuaKLm2tSNUOlZbD+OHYQNZ5Jix7c\n" +
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"ZUzs6Xh4+I55NRWl5smrLq66yOQoFPy9jot/Qxikx/wP3MsAzeGaZSEPc0fHp5G1\n" +
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"6rlGbxQ3vl8/usUV7W+TMEMljgwd5x8POR6HC8EaCDfVnUBCPi/Gv+egLjsIbPJZ\n" +
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"ZEroiE40e6/UoCiQtlpQB5exPJYSd1Q1txCwueih99PHepsDhmUQKiACszNU+RRo\n" +
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"zAYau2VdHqnRJ7QYdxHDiH49jPK4NTMyb/tJh2TiIwcmsIpGzsDNBF2lnPIBDADW\n" +
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"ML9cbGMrp12CtF9b2P6z9TTT74S8iyBOzaSvdGDQY/sUtZXRg21HWamXnn9sSXvI\n" +
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"DEINOQ6A9QxdxoqWdCHrOuW3ofneYXoG+zeKc4dC86wa1TR2q9vW+RMXSO4uImA+\n" +
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"Uzula/6k1DogDf28qhCxMwG/i/m9g1c/0aApuDyKdQ1PXsHHNlgd/Dn6rrd5y2AO\n" +
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"baifV7wIhEJnvqgFXDN2RXGjLeCOHV4Q2WTYPg/S4k1nMXVDwZXrvIsA0YwIMgIT\n" +
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"86Rafp1qKlgPNbiIlC1g9RY/iFaGN2b4Ir6GDohBQSfZW2+LXoPZuVE/wGlQ01rh\n" +
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"827KVZW4lXvqsge+wtnWlszcselGATyzqOK9LdHPdZGzROZYI2e8c+paLNDdVPL6\n" +
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"vdRBUnkCaEkOtl1mr2JpQi5nTU+gTX4IeInC7E+1a9UDF/Y85ybUz8XV8rUnR76U\n" +
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"qVC7KidNepdHbZjjXCt8/Zo+Tec9JNbYNQB/e9ExmDntmlHEsSEQzFwzj8sxH48A\n" +
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"EQEAAcLA9gQYAQoAIBYhBNGmbhojsYLJmA94jPv8yCoBXnMwBQJdpZzyAhsMAAoJ\n" +
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"EPv8yCoBXnMw6f8L/26C34dkjBffTzMj5Bdzm8MtF67OYneJ4TQMw7+41IL4rVcS\n" +
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"KhIhk/3Ud5knaRtP2ef1+5F66h9/RPQOJ5+tvBwhBAcUWSupKnUrdVaZQanYmtSx\n" +
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"cVV2PL9+QEiNN3tzluhaWO//rACxJ+K/ZXQlIzwQVTpNhfGzAaMVV9zpf3u0k14i\n" +
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"tcv6alKY8+rLZvO1wIIeRZLmU0tZDD5HtWDvUV7rIFI1WuoLb+KZgbYn3OWjCPHV\n" +
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"dTrdZ2CqnZbG3SXw6awH9bzRLV9EXkbhIMez0deCVdeo+wFFklh8/5VK2b0vk/+w\n" +
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"qMJxfpa1lHvJLobzOP9fvrswsr92MA2+k901WeISR7qEzcI0Fdg8AyFAExaEK6Vy\n" +
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"jP7SXGLwvfisw34OxuZr3qmx1Sufu4toH3XrB7QJN8XyqqbsGxUCBqWif9RSK4xj\n" +
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"zRTe56iPeiSJJOIciMP9i2ldI+KgLycyeDvGoBj0HCLO3gVaBe4ubVrj5KjhX2PV\n" +
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"NEJd3XZRzaXZE2aAMQ==\n" +
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"=F9yX\n" +
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"-----END PGP PUBLIC KEY BLOCK-----\n";
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PGPPublicKeyRing cert = PGPainless.readKeyRing().publicKeyRing(CERT);
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EncryptionResult result = encrypt(cert);
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assertTrue(result.getRecipients().contains(new SubkeyIdentifier(cert, encryptionSubkey)));
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}
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@Test
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public void userIdExpired() throws IOException {
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String CERT = "-----BEGIN PGP PUBLIC KEY BLOCK-----\n" +
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"\n" +
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"xsDNBF2lnPIBDAC5cL9PQoQLTMuhjbYvb4Ncuuo0bfmgPRFywX53jPhoFf4Zg6mv\n" +
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"/seOXpgecTdOcVttfzC8ycIKrt3aQTiwOG/ctaR4Bk/t6ayNFfdUNxHWk4WCKzdz\n" +
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"/56fW2O0F23qIRd8UUJp5IIlN4RDdRCtdhVQIAuzvp2oVy/LaS2kxQoKvph/5pQ/\n" +
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"5whqsyroEWDJoSV0yOb25B/iwk/pLUFoyhDG9bj0kIzDxrEqW+7Ba8nocQlecMF3\n" +
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"X5KMN5kp2zraLv9dlBBpWW43XktjcCZgMy20SouraVma8Je/ECwUWYUiAZxLIlMv\n" +
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"9CurEOtxUw6N3RdOtLmYZS9uEnn5y1UkF88o8Nku890uk6BrewFzJyLAx5wRZ4F0\n" +
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"qV/yq36UWQ0JB/AUGhHVPdFf6pl6eaxBwT5GXvbBUibtf8YI2og5RsgTWtXfU7eb\n" +
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"SGXrl5ZMpbA6mbfhd0R8aPxWfmDWiIOhBufhMCvUHh1sApMKVZnvIff9/0Dca3wb\n" +
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"vLIwa3T4CyshfT0AEQEAAc0hQm9iIEJhYmJhZ2UgPGJvYkBvcGVucGdwLmV4YW1w\n" +
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"bGU+wsFcBBMBCgCQBYJhD+MLBYkC5nBVBQsJCAcCCRD7/MgqAV5zMEcUAAAAAAAe\n" +
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"ACBzYWx0QG5vdGF0aW9ucy5zZXF1b2lhLXBncC5vcmeBlRdIcuQ2Brw4exeLPiI6\n" +
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"auCk+if/VbCgR0ve3oWwnQYVCgkICwIEFgIDAQIXgAIbAwIeARYhBNGmbhojsYLJ\n" +
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"mA94jPv8yCoBXnMwAAAw5wwAo4ebKQfsid8YFCnMzhzYzKNwz8WAybYnPJfY1l4X\n" +
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"fexzvvrKhkSbOY6LTwq27UPVrNsoP5aimLB+w3hjG9aFoGakfSxNhFE7fUsn9ZRh\n" +
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"/cpDTwaIyhUXt4Wbs5wmZtAza058eOG43MyAvJepVvMhUCSXAZMvLjNEn5chmW6r\n" +
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"1Wnv10phK64flHvFq4FQooofPf03TQmKsw0Sust94MKzoemcgkHzjNGnqls/Ni9o\n" +
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"+g3ROX7+xXVWU4e3V8ooMtDtS03Z9jq+CsoOldco1mkYP8hxa/UNBdotdK1x1mnT\n" +
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"ofg27H/B3jK0PcetvMS+66zMEFWYDLLignKG/jXXhTbx3/7Un/CgVQnFAipOpcMT\n" +
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"GlVMqrsYNk0epwy8xVT0osTIbK/CCxle+1cg9upO1j8twW+AkGledIZDWPUXhAZj\n" +
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"oJq8l3mwaHC/vY0QJRistwCED3spcHUQ26WykbhhV1bxAl6pUPKCA3nMT6vj768l\n" +
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"2S87cqWEijd32IeHQy5pzqSdzsDNBF2lnPIBDADWML9cbGMrp12CtF9b2P6z9TTT\n" +
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"74S8iyBOzaSvdGDQY/sUtZXRg21HWamXnn9sSXvIDEINOQ6A9QxdxoqWdCHrOuW3\n" +
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"ofneYXoG+zeKc4dC86wa1TR2q9vW+RMXSO4uImA+Uzula/6k1DogDf28qhCxMwG/\n" +
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"i/m9g1c/0aApuDyKdQ1PXsHHNlgd/Dn6rrd5y2AObaifV7wIhEJnvqgFXDN2RXGj\n" +
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"LeCOHV4Q2WTYPg/S4k1nMXVDwZXrvIsA0YwIMgIT86Rafp1qKlgPNbiIlC1g9RY/\n" +
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"iFaGN2b4Ir6GDohBQSfZW2+LXoPZuVE/wGlQ01rh827KVZW4lXvqsge+wtnWlszc\n" +
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"selGATyzqOK9LdHPdZGzROZYI2e8c+paLNDdVPL6vdRBUnkCaEkOtl1mr2JpQi5n\n" +
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"TU+gTX4IeInC7E+1a9UDF/Y85ybUz8XV8rUnR76UqVC7KidNepdHbZjjXCt8/Zo+\n" +
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"Tec9JNbYNQB/e9ExmDntmlHEsSEQzFwzj8sxH48AEQEAAcLA9gQYAQoAIBYhBNGm\n" +
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"bhojsYLJmA94jPv8yCoBXnMwBQJdpZzyAhsMAAoJEPv8yCoBXnMw6f8L/26C34dk\n" +
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"jBffTzMj5Bdzm8MtF67OYneJ4TQMw7+41IL4rVcSKhIhk/3Ud5knaRtP2ef1+5F6\n" +
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"6h9/RPQOJ5+tvBwhBAcUWSupKnUrdVaZQanYmtSxcVV2PL9+QEiNN3tzluhaWO//\n" +
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"rACxJ+K/ZXQlIzwQVTpNhfGzAaMVV9zpf3u0k14itcv6alKY8+rLZvO1wIIeRZLm\n" +
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"U0tZDD5HtWDvUV7rIFI1WuoLb+KZgbYn3OWjCPHVdTrdZ2CqnZbG3SXw6awH9bzR\n" +
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"LV9EXkbhIMez0deCVdeo+wFFklh8/5VK2b0vk/+wqMJxfpa1lHvJLobzOP9fvrsw\n" +
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"sr92MA2+k901WeISR7qEzcI0Fdg8AyFAExaEK6VyjP7SXGLwvfisw34OxuZr3qmx\n" +
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"1Sufu4toH3XrB7QJN8XyqqbsGxUCBqWif9RSK4xjzRTe56iPeiSJJOIciMP9i2ld\n" +
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"I+KgLycyeDvGoBj0HCLO3gVaBe4ubVrj5KjhX2PVNEJd3XZRzaXZE2aAMQ==\n" +
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"=Bn/c\n" +
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"-----END PGP PUBLIC KEY BLOCK-----\n";
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PGPPublicKeyRing cert = PGPainless.readKeyRing().publicKeyRing(CERT);
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assertThrows(IllegalArgumentException.class, () -> encrypt(cert));
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}
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private EncryptionResult encrypt(PGPPublicKeyRing certificate) throws PGPException, IOException {
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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EncryptionStream encryptionStream = PGPainless.encryptAndOrSign()
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.onOutputStream(out)
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.withOptions(ProducerOptions.encrypt(
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EncryptionOptions.encryptCommunications()
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.addRecipient(certificate)
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));
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ByteArrayInputStream dataIn = new ByteArrayInputStream(data.getBytes(StandardCharsets.UTF_8));
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Streams.pipeAll(dataIn, encryptionStream);
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encryptionStream.close();
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EncryptionResult result = encryptionStream.getResult();
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return result;
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}
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}
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