1 /*
2 * Copyright (c) 2023 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
16 #include "kv_store_manager.h"
17
18 #include "doc_errno.h"
19 #include "rd_log_print.h"
20 #include "rd_sqlite_utils.h"
21 #include "sqlite_store_executor_impl.h"
22
23 namespace DocumentDB {
GetKvStore(const std::string & path,const DBConfig & config,bool isFirstOpen,KvStoreExecutor * & executor)24 int KvStoreManager::GetKvStore(const std::string &path, const DBConfig &config, bool isFirstOpen,
25 KvStoreExecutor *&executor)
26 {
27 if (executor != nullptr) {
28 return -E_INVALID_ARGS;
29 }
30
31 sqlite3 *db = nullptr;
32 int errCode = SqliteStoreExecutorImpl::CreateDatabase(path, config, db);
33 if (errCode != E_OK) {
34 GLOGE("Get kv store failed. %d", errCode);
35 return errCode;
36 }
37
38 auto *sqliteExecutor = new (std::nothrow) SqliteStoreExecutorImpl(db);
39 if (sqliteExecutor == nullptr) {
40 sqlite3_close_v2(db);
41 return -E_OUT_OF_MEMORY;
42 }
43
44 std::string oriConfigStr;
45 errCode = sqliteExecutor->GetDBConfig(oriConfigStr);
46 if (errCode == -E_NOT_FOUND) {
47 errCode = sqliteExecutor->SetDBConfig(config.ToString());
48 if (errCode != E_OK) {
49 GLOGE("Set db config failed. %d", errCode);
50 goto END;
51 }
52 } else if (errCode != E_OK) {
53 goto END;
54 } else {
55 DBConfig oriDbConfig = DBConfig::ReadConfig(oriConfigStr, errCode);
56 if (errCode != E_OK) {
57 GLOGE("Read db config failed. %d", errCode);
58 goto END;
59 }
60 if ((isFirstOpen ? (!config.CheckPersistenceEqual(oriDbConfig)) : (config != oriDbConfig))) {
61 errCode = -E_INVALID_CONFIG_VALUE;
62 GLOGE("Get kv store failed, db config changed. %d", errCode);
63 goto END;
64 }
65 }
66 executor = sqliteExecutor;
67 return E_OK;
68
69 END:
70 delete sqliteExecutor;
71 return errCode;
72 }
73 } // namespace DocumentDB