open-keychain/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/RevokeOperation.java
2020-05-30 15:47:09 +02:00

106 lines
4.5 KiB
Java

/*
* Copyright (C) 2017 Schürmann & Breitmoser GbR
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.operations;
import android.content.Context;
import androidx.annotation.NonNull;
import org.sufficientlysecure.keychain.model.SubKey.UnifiedKeyInfo;
import org.sufficientlysecure.keychain.operations.results.EditKeyResult;
import org.sufficientlysecure.keychain.operations.results.OperationResult;
import org.sufficientlysecure.keychain.operations.results.RevokeResult;
import org.sufficientlysecure.keychain.pgp.Progressable;
import org.sufficientlysecure.keychain.daos.KeyWritableRepository;
import org.sufficientlysecure.keychain.service.RevokeKeyringParcel;
import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
import timber.log.Timber;
public class RevokeOperation extends BaseReadWriteOperation<RevokeKeyringParcel> {
public RevokeOperation(Context context, KeyWritableRepository databaseInteractor, Progressable progressable) {
super(context, databaseInteractor, progressable);
}
@NonNull
@Override
public OperationResult execute(RevokeKeyringParcel revokeKeyringParcel,
CryptoInputParcel cryptoInputParcel) {
// we don't cache passphrases during revocation
cryptoInputParcel = cryptoInputParcel.withNoCachePassphrase();
long masterKeyId = revokeKeyringParcel.getMasterKeyId();
OperationResult.OperationLog log = new OperationResult.OperationLog();
log.add(OperationResult.LogType.MSG_REVOKE, 0,
KeyFormattingUtils.beautifyKeyId(masterKeyId));
try {
UnifiedKeyInfo keyInfo = mKeyRepository.getUnifiedKeyInfo(masterKeyId);
if (keyInfo == null) {
log.add(OperationResult.LogType.MSG_REVOKE_ERROR_KEY_FAIL, 1);
return new RevokeResult(RevokeResult.RESULT_ERROR, log, masterKeyId);
}
// check if this is a master secret key we can work with
switch (mKeyRepository.getSecretKeyType(masterKeyId)) {
case GNU_DUMMY:
log.add(OperationResult.LogType.MSG_EK_ERROR_DUMMY, 1);
return new RevokeResult(RevokeResult.RESULT_ERROR, log, masterKeyId);
}
SaveKeyringParcel.Builder saveKeyringParcel =
SaveKeyringParcel.buildChangeKeyringParcel(masterKeyId, keyInfo.fingerprint());
// all revoke operations are made atomic as of now
saveKeyringParcel.setUpdateOptions(revokeKeyringParcel.isShouldUpload(), true,
revokeKeyringParcel.getKeyserver());
saveKeyringParcel.addRevokeSubkey(masterKeyId);
EditKeyResult revokeAndUploadResult = new EditKeyOperation(mContext,
mKeyWritableRepository, mProgressable, mCancelled).execute(
saveKeyringParcel.build(), cryptoInputParcel);
if (revokeAndUploadResult.isPending()) {
return revokeAndUploadResult;
}
log.add(revokeAndUploadResult, 1);
if (revokeAndUploadResult.success()) {
log.add(OperationResult.LogType.MSG_REVOKE_OK, 1);
return new RevokeResult(RevokeResult.RESULT_OK, log, masterKeyId);
} else {
log.add(OperationResult.LogType.MSG_REVOKE_ERROR_KEY_FAIL, 1);
return new RevokeResult(RevokeResult.RESULT_ERROR, log, masterKeyId);
}
} catch (KeyWritableRepository.NotFoundException e) {
Timber.e(e, "could not find key to revoke");
log.add(OperationResult.LogType.MSG_REVOKE_ERROR_KEY_FAIL, 1);
return new RevokeResult(RevokeResult.RESULT_ERROR, log, masterKeyId);
}
}
}