1 /*
2 * Copyright (c) 2021 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 "single_ver_database_upgrader.h"
17 #include "db_errno.h"
18 #include "log_print.h"
19 #include "version.h"
20
21 namespace DistributedDB {
Upgrade()22 int SingleVerDatabaseUpgrader::Upgrade()
23 {
24 int errCode = GetDatabaseVersion(dbVersion_);
25 if (errCode != E_OK) {
26 LOGE("[SingleUp][Upgrade] GetVersion error:%d.", errCode);
27 return errCode;
28 }
29 if (dbVersion_ > SINGLE_VER_STORE_VERSION_CURRENT) {
30 LOGE("[SingleUp][Upgrade] DbVersion=%d is newer.", dbVersion_);
31 return -E_VERSION_NOT_SUPPORT;
32 }
33 if (dbVersion_ != SINGLE_VER_STORE_VERSION_CURRENT) {
34 LOGI("[SingleUp][Upgrade] from %d to %d.", dbVersion_, SINGLE_VER_STORE_VERSION_CURRENT);
35 }
36 errCode = BeginUpgrade();
37 if (errCode != E_OK) {
38 LOGE("[SingleUp][Upgrade] Begin error:%d.", errCode);
39 return errCode;
40 }
41 errCode = ExecuteUpgrade();
42 if (errCode != E_OK) {
43 LOGE("[SingleUp][Upgrade] Execute error:%d.", errCode);
44 EndUpgrade(false);
45 return errCode;
46 }
47
48 if (dbVersion_ < SINGLE_VER_STORE_VERSION_CURRENT) {
49 errCode = SetDatabaseVersion(SINGLE_VER_STORE_VERSION_CURRENT);
50 if (errCode != E_OK) {
51 LOGE("[SingleUp][Upgrade] SetVersion error:%d.", errCode);
52 EndUpgrade(false);
53 return errCode;
54 }
55 }
56
57 errCode = EndUpgrade(true);
58 if (errCode != E_OK) {
59 LOGE("[SingleUp][Upgrade] End error:%d.", errCode);
60 return errCode;
61 }
62
63 return E_OK;
64 }
65
ExecuteUpgrade()66 int SingleVerDatabaseUpgrader::ExecuteUpgrade()
67 {
68 if (dbVersion_ <= SINGLE_VER_STORE_VERSION_CURRENT) {
69 return UpgradeFromDatabaseVersion(dbVersion_);
70 }
71 return E_OK;
72 }
73 } // namespace DistributedDB
74