1 /*
2 * Copyright (c) 2022-2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #define LOG_TAG "KVDBExporter"
16 #include "kvdb_exporter.h"
17
18 #include "backup_manager.h"
19 #include "directory/directory_manager.h"
20 #include "kvdb_general_store.h"
21 #include "log_print.h"
22 #include "reporter.h"
23 namespace OHOS::DistributedKv {
24 using namespace OHOS::DistributedData;
25 using namespace OHOS::DistributedDataDfx;
26 __attribute__((used)) KVDBExporter KVDBExporter::instance_;
27
Exporter(const StoreMetaData & meta,const std::string & backupPath,bool & result)28 void KVDBExporter::Exporter(const StoreMetaData &meta, const std::string &backupPath, bool &result)
29 {
30 DBManager manager(meta.appId, meta.user);
31 auto path = DirectoryManager::GetInstance().GetStorePath(meta);
32 manager.SetKvStoreConfig({ path });
33 auto dbPassword = KVDBGeneralStore::GetDBPassword(meta);
34 auto dbOption = KVDBGeneralStore::GetDBOption(meta, dbPassword);
35
36 manager.GetKvStore(meta.storeId, dbOption, [&manager, &backupPath, &dbPassword, &result]
37 (DistributedDB::DBStatus dbstatus, DistributedDB::KvStoreNbDelegate *delegate) {
38 if (delegate == nullptr) {
39 ZLOGE("Auto backup delegate is null");
40 result = false;
41 return;
42 }
43 dbstatus = delegate->Export(backupPath, dbPassword);
44 result = (dbstatus == DistributedDB::DBStatus::OK) ? true : false;
45 manager.CloseKvStore(delegate);
46 });
47 std::string message;
48 message.append(" backup name [")
49 .append(backupPath)
50 .append("], isEncrypt [")
51 .append(std::to_string(meta.isEncrypt))
52 .append("]")
53 .append("], backup result [")
54 .append(std::to_string(result))
55 .append("]");
56 Reporter::GetInstance()->BehaviourReporter()->Report(
57 { meta.account, meta.appId, meta.storeId, BehaviourType::DATABASE_BACKUP, message });
58 }
59
KVDBExporter()60 KVDBExporter::KVDBExporter() noexcept
61 {
62 BackupManager::GetInstance().RegisterExporter(KvStoreType::SINGLE_VERSION, Exporter);
63 BackupManager::GetInstance().RegisterExporter(KvStoreType::DEVICE_COLLABORATION, Exporter);
64 }
65 } // namespace OHOS::DistributedKv
66