1 /*
2 * Copyright (c) 2022 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 "quick_fix_deleter.h"
17
18 #include "app_log_wrapper.h"
19 #include "bundle_constants.h"
20 #include "bundle_mgr_service.h"
21 #include "installd_client.h"
22 #include "scope_guard.h"
23
24 namespace OHOS {
25 namespace AppExecFwk {
QuickFixDeleter(const std::string & bundleName)26 QuickFixDeleter::QuickFixDeleter(const std::string &bundleName) : bundleName_(bundleName)
27 {
28 APP_LOGI("enter QuickFixDeleter");
29 }
30
Execute()31 ErrCode QuickFixDeleter::Execute()
32 {
33 APP_LOGI("start execute");
34 auto ret = DeleteQuickFix();
35 if (ret != ERR_OK) {
36 APP_LOGE("DeleteQuickFix is failed");
37 }
38 return ret;
39 }
40
DeleteQuickFix()41 ErrCode QuickFixDeleter::DeleteQuickFix()
42 {
43 APP_LOGI("DeleteQuickFix start");
44 if (bundleName_.empty()) {
45 APP_LOGE("InnerDeleteQuickFix failed due to empty bundleName");
46 return ERR_BUNDLEMANAGER_QUICK_FIX_PARAM_ERROR;
47 }
48 if (GetQuickFixDataMgr() != ERR_OK) {
49 APP_LOGE("quickFixDataMgr is nullptr");
50 return ERR_BUNDLEMANAGER_QUICK_FIX_INTERNAL_ERROR;
51 }
52 InnerAppQuickFix innerAppQuickFix;
53 // 1. query quick fix info form db
54 if (!quickFixDataMgr_->QueryInnerAppQuickFix(bundleName_, innerAppQuickFix)) {
55 APP_LOGI("no patch in the db");
56 return ERR_OK;
57 }
58 // 2. update quick fix status
59 if (!quickFixDataMgr_->UpdateQuickFixStatus(QuickFixStatus::DELETE_START, innerAppQuickFix)) {
60 APP_LOGE("update quickfix status %{public}d failed", QuickFixStatus::DELETE_START);
61 return ERR_BUNDLEMANAGER_QUICK_FIX_INVALID_PATCH_STATUS;
62 }
63 // 3. utilize stateGuard to rollback quick fix info status in db
64 ScopeGuard stateGuard([&] {
65 quickFixDataMgr_->UpdateQuickFixStatus(QuickFixStatus::SWITCH_END, innerAppQuickFix);
66 });
67
68 // 4. to delete patch path
69 ErrCode errCode = ToDeletePatchDir(innerAppQuickFix);
70 if (errCode != ERR_OK) {
71 APP_LOGE("ToDeletePatchDir failed");
72 return errCode;
73 }
74 // 5. to remove deployingAppqfInfo from cache
75 errCode = RemoveDeployingInfo(bundleName_);
76 if (errCode != ERR_OK) {
77 APP_LOGE("RemoveDeployingInfo failed");
78 return errCode;
79 }
80 // 6. to remove old patch info from db
81 if (!quickFixDataMgr_->DeleteInnerAppQuickFix(bundleName_)) {
82 APP_LOGE("InnerDeleteQuickFix failed");
83 return ERR_BUNDLEMANAGER_QUICK_FIX_INTERNAL_ERROR;
84 }
85 stateGuard.Dismiss();
86 return ERR_OK;
87 }
88
ToDeletePatchDir(const InnerAppQuickFix & innerAppQuickFix)89 ErrCode QuickFixDeleter::ToDeletePatchDir(const InnerAppQuickFix &innerAppQuickFix)
90 {
91 APP_LOGI("start to delete patch dir");
92 std::string bundleName = innerAppQuickFix.GetAppQuickFix().bundleName;
93 auto res = InnerDeletePatchDir(innerAppQuickFix.GetAppQuickFix().deployedAppqfInfo, bundleName);
94 if (res != ERR_OK) {
95 APP_LOGE("delete patch dir of deployedAppqfInfo failed");
96 return res;
97 }
98 res = InnerDeletePatchDir(innerAppQuickFix.GetAppQuickFix().deployingAppqfInfo, bundleName);
99 if (res != ERR_OK) {
100 APP_LOGE("delete patch dir of deployingAppqfInfo failed");
101 return res;
102 }
103 return ERR_OK;
104 }
105
InnerDeletePatchDir(const AppqfInfo & appqfInfo,const std::string & bundleName)106 ErrCode QuickFixDeleter::InnerDeletePatchDir(const AppqfInfo &appqfInfo, const std::string &bundleName)
107 {
108 if (appqfInfo.hqfInfos.empty()) {
109 APP_LOGD("no patch info in bundleInfo");
110 return ERR_OK;
111 }
112
113 if (appqfInfo.type == QuickFixType::UNKNOWN) {
114 APP_LOGE("unknown quick fix type");
115 return ERR_BUNDLEMANAGER_QUICK_FIX_UNKNOWN_QUICK_FIX_TYPE;
116 }
117
118 std::string patchPath = Constants::BUNDLE_CODE_DIR;
119 if (appqfInfo.type == QuickFixType::PATCH) {
120 patchPath += Constants::PATH_SEPARATOR + bundleName + Constants::PATH_SEPARATOR + Constants::PATCH_PATH +
121 std::to_string(appqfInfo.versionCode);
122 }
123 if (appqfInfo.type == QuickFixType::HOT_RELOAD) {
124 patchPath += Constants::PATH_SEPARATOR + bundleName + Constants::PATH_SEPARATOR + Constants::HOT_RELOAD_PATH +
125 std::to_string(appqfInfo.versionCode);
126 }
127
128 APP_LOGD("patch path is %{public}s", patchPath.c_str());
129 if (InstalldClient::GetInstance()->RemoveDir(patchPath) != ERR_OK) {
130 APP_LOGE("RemoveDir patch path or hot reload path failed");
131 return ERR_BUNDLEMANAGER_QUICK_FIX_REMOVE_PATCH_PATH_FAILED;
132 }
133
134 return ERR_OK;
135 }
136
GetQuickFixDataMgr()137 ErrCode QuickFixDeleter::GetQuickFixDataMgr()
138 {
139 if (quickFixDataMgr_ == nullptr) {
140 quickFixDataMgr_ = DelayedSingleton<QuickFixDataMgr>::GetInstance();
141 if (quickFixDataMgr_ == nullptr) {
142 APP_LOGE("quickFix dataMgr is nullptr");
143 return ERR_BUNDLEMANAGER_QUICK_FIX_INTERNAL_ERROR;
144 }
145 }
146 return ERR_OK;
147 }
148
GetDataMgr()149 ErrCode QuickFixDeleter::GetDataMgr()
150 {
151 if (dataMgr_ == nullptr) {
152 dataMgr_ = DelayedSingleton<BundleMgrService>::GetInstance()->GetDataMgr();
153 if (dataMgr_ == nullptr) {
154 APP_LOGE("dataMgr_ is nullptr");
155 return ERR_BUNDLEMANAGER_QUICK_FIX_INTERNAL_ERROR;
156 }
157 }
158 return ERR_OK;
159 }
160
RemoveDeployingInfo(const std::string & bundleName)161 ErrCode QuickFixDeleter::RemoveDeployingInfo(const std::string &bundleName)
162 {
163 if (GetDataMgr() != ERR_OK) {
164 return ERR_BUNDLEMANAGER_QUICK_FIX_INTERNAL_ERROR;
165 }
166 InnerBundleInfo innerBundleInfo;
167 auto isExisted = dataMgr_->GetInnerBundleInfo(bundleName, innerBundleInfo);
168 if (isExisted) {
169 AppQuickFix appQuickFix = innerBundleInfo.GetAppQuickFix();
170 if (appQuickFix.deployingAppqfInfo.hqfInfos.empty()) {
171 dataMgr_->EnableBundle(bundleName_);
172 return ERR_OK;
173 }
174 appQuickFix.deployingAppqfInfo = AppqfInfo();
175 innerBundleInfo.SetAppQuickFix(appQuickFix);
176 innerBundleInfo.SetBundleStatus(InnerBundleInfo::BundleStatus::ENABLED);
177 if (!dataMgr_->UpdateQuickFixInnerBundleInfo(bundleName, innerBundleInfo)) {
178 APP_LOGE("update quickfix innerbundleInfo failed");
179 return ERR_BUNDLEMANAGER_QUICK_FIX_INTERNAL_ERROR;
180 }
181 }
182 return ERR_OK;
183 }
184 } // AppExecFwk
185 } // OHOS