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 "background_task_manager.h"
17 
18 #include "hitrace_meter.h"
19 #include "iservice_registry.h"
20 #include "system_ability_definition.h"
21 
22 #include "bgtaskmgr_inner_errors.h"
23 #include "bgtaskmgr_log_wrapper.h"
24 #include "delay_suspend_info.h"
25 
26 namespace OHOS {
27 namespace BackgroundTaskMgr {
BackgroundTaskManager()28 BackgroundTaskManager::BackgroundTaskManager() {}
29 
~BackgroundTaskManager()30 BackgroundTaskManager::~BackgroundTaskManager() {}
31 
32 #define GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN              \
33     if (!GetBackgroundTaskManagerProxy()) {                    \
34         BGTASK_LOGE("GetBackgroundTaskManager Proxy failed."); \
35         return ERR_BGTASK_SERVICE_NOT_CONNECTED;               \
36     }
37 
CancelSuspendDelay(int32_t requestId)38 ErrCode BackgroundTaskManager::CancelSuspendDelay(int32_t requestId)
39 {
40     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
41         "BackgroundTaskManager::TransientTask::Mgr::CancelSuspendDelay");
42 
43     std::lock_guard<std::mutex> lock(mutex_);
44     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
45 
46     return proxy_->CancelSuspendDelay(requestId);
47 }
48 
RequestSuspendDelay(const std::u16string & reason,const ExpiredCallback & callback,std::shared_ptr<DelaySuspendInfo> & delayInfo)49 ErrCode BackgroundTaskManager::RequestSuspendDelay(const std::u16string &reason,
50     const ExpiredCallback &callback, std::shared_ptr<DelaySuspendInfo> &delayInfo)
51 {
52     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
53         "BackgroundTaskManager::TransientTask::Mgr::RequestSuspendDelay");
54 
55     std::lock_guard<std::mutex> lock(mutex_);
56     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
57 
58     sptr<ExpiredCallback::ExpiredCallbackImpl> callbackSptr = callback.GetImpl();
59     if (callbackSptr == nullptr) {
60         BGTASK_LOGE("callbackSptr is nullptr");
61         return ERR_CALLBACK_NULL_OR_TYPE_ERR;
62     }
63     return proxy_->RequestSuspendDelay(reason, callbackSptr, delayInfo);
64 }
65 
GetRemainingDelayTime(int32_t requestId,int32_t & delayTime)66 ErrCode BackgroundTaskManager::GetRemainingDelayTime(int32_t requestId, int32_t &delayTime)
67 {
68     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
69         "BackgroundTaskManager::TransientTask::Mgr::GetRemainingDelayTime");
70 
71     std::lock_guard<std::mutex> lock(mutex_);
72     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
73 
74     return proxy_->GetRemainingDelayTime(requestId, delayTime);
75 }
76 
RequestStartBackgroundRunning(ContinuousTaskParam & taskParam)77 ErrCode BackgroundTaskManager::RequestStartBackgroundRunning(ContinuousTaskParam &taskParam)
78 {
79     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
80         "BackgroundTaskManager::ContinuousTask::Mgr::RequestStartBackgroundRunning");
81 
82     std::lock_guard<std::mutex> lock(mutex_);
83     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
84 
85     sptr<ContinuousTaskParam> taskParamPtr = new (std::nothrow) ContinuousTaskParam(taskParam);
86     if (taskParamPtr == nullptr) {
87         BGTASK_LOGE("Failed to create continuous task param");
88         return ERR_BGTASK_NO_MEMORY;
89     }
90     BGTASK_LOGD("%{public}u = %{public}u, %{public}d = %{public}d, abilityId = %{public}d",
91         static_cast<uint32_t>(taskParamPtr->bgModeIds_.size()),
92         static_cast<uint32_t>(taskParam.bgModeIds_.size()),
93         taskParamPtr->isBatchApi_, taskParam.isBatchApi_,
94         taskParamPtr->abilityId_);
95     ErrCode res = proxy_->StartBackgroundRunning(taskParamPtr);
96     taskParam.notificationId_ = taskParamPtr->notificationId_;
97     return res;
98 }
99 
RequestUpdateBackgroundRunning(ContinuousTaskParam & taskParam)100 ErrCode BackgroundTaskManager::RequestUpdateBackgroundRunning(ContinuousTaskParam &taskParam)
101 {
102     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
103         "BackgroundTaskManager::ContinuousTask::Mgr::RequestUpdateBackgroundRunning");
104 
105     std::lock_guard<std::mutex> lock(mutex_);
106     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
107 
108     sptr<ContinuousTaskParam> taskParamPtr = new (std::nothrow) ContinuousTaskParam(taskParam);
109     if (taskParamPtr == nullptr) {
110         BGTASK_LOGE("Failed to create continuous task param");
111         return ERR_BGTASK_NO_MEMORY;
112     }
113 
114     BGTASK_LOGD(" %{public}u = %{public}u, %{public}d = %{public}d, abilityId = %{public}d",
115         static_cast<uint32_t>(taskParamPtr->bgModeIds_.size()),
116         static_cast<uint32_t>(taskParam.bgModeIds_.size()), taskParamPtr->isBatchApi_, taskParam.isBatchApi_,
117         taskParamPtr->abilityId_);
118     ErrCode ret = proxy_->UpdateBackgroundRunning(taskParamPtr);
119     taskParam.notificationId_ = taskParamPtr->notificationId_;
120     return ret;
121 }
122 
RequestBackgroundRunningForInner(const ContinuousTaskParamForInner & taskParam)123 ErrCode BackgroundTaskManager::RequestBackgroundRunningForInner(const ContinuousTaskParamForInner &taskParam)
124 {
125     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
126         "BackgroundTaskManager::ContinuousTask::Mgr::RequestBackgroundRunningForInner");
127 
128     std::lock_guard<std::mutex> lock(mutex_);
129     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
130 
131     sptr<ContinuousTaskParamForInner> taskParamPtr = new (std::nothrow) ContinuousTaskParamForInner(taskParam);
132     if (taskParamPtr == nullptr) {
133         BGTASK_LOGE("Failed to create continuous task param");
134         return ERR_BGTASK_NO_MEMORY;
135     }
136 
137     return proxy_->RequestBackgroundRunningForInner(taskParamPtr);
138 }
139 
RequestStopBackgroundRunning(const std::string & abilityName,const sptr<IRemoteObject> & abilityToken,int32_t abilityId)140 ErrCode BackgroundTaskManager::RequestStopBackgroundRunning(const std::string &abilityName,
141     const sptr<IRemoteObject> &abilityToken, int32_t abilityId)
142 {
143     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
144         "BackgroundTaskManager::ContinuousTask::Mgr::RequestStopBackgroundRunning");
145 
146     std::lock_guard<std::mutex> lock(mutex_);
147     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
148 
149     return proxy_->StopBackgroundRunning(abilityName, abilityToken, abilityId);
150 }
151 
SubscribeBackgroundTask(const BackgroundTaskSubscriber & subscriber)152 __attribute__((no_sanitize("cfi"))) ErrCode BackgroundTaskManager::SubscribeBackgroundTask(
153     const BackgroundTaskSubscriber &subscriber)
154 {
155     std::lock_guard<std::mutex> lock(mutex_);
156     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
157 
158     sptr<BackgroundTaskSubscriber::BackgroundTaskSubscriberImpl> subscriberSptr = subscriber.GetImpl();
159     if (subscriberSptr == nullptr) {
160         BGTASK_LOGE("subscriberSptr is nullptr");
161         return ERR_BGTASK_INVALID_PARAM;
162     }
163     return proxy_->SubscribeBackgroundTask(subscriberSptr);
164 }
165 
UnsubscribeBackgroundTask(const BackgroundTaskSubscriber & subscriber)166 ErrCode BackgroundTaskManager::UnsubscribeBackgroundTask(const BackgroundTaskSubscriber &subscriber)
167 {
168     std::lock_guard<std::mutex> lock(mutex_);
169     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
170 
171     sptr<BackgroundTaskSubscriber::BackgroundTaskSubscriberImpl> subscriberSptr = subscriber.GetImpl();
172     if (subscriberSptr == nullptr) {
173         BGTASK_LOGE("subscriberSptr is nullptr");
174         return ERR_BGTASK_INVALID_PARAM;
175     }
176     return proxy_->UnsubscribeBackgroundTask(subscriberSptr);
177 }
178 
GetTransientTaskApps(std::vector<std::shared_ptr<TransientTaskAppInfo>> & list)179 ErrCode BackgroundTaskManager::GetTransientTaskApps(std::vector<std::shared_ptr<TransientTaskAppInfo>> &list)
180 {
181     std::lock_guard<std::mutex> lock(mutex_);
182     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
183 
184     return proxy_->GetTransientTaskApps(list);
185 }
186 
PauseTransientTaskTimeForInner(int32_t uid)187 ErrCode BackgroundTaskManager::PauseTransientTaskTimeForInner(int32_t uid)
188 {
189     std::lock_guard<std::mutex> lock(mutex_);
190     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
191 
192     return proxy_->PauseTransientTaskTimeForInner(uid);
193 }
194 
StartTransientTaskTimeForInner(int32_t uid)195 ErrCode BackgroundTaskManager::StartTransientTaskTimeForInner(int32_t uid)
196 {
197     std::lock_guard<std::mutex> lock(mutex_);
198     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
199 
200     return proxy_->StartTransientTaskTimeForInner(uid);
201 }
202 
ApplyEfficiencyResources(const EfficiencyResourceInfo & resourceInfo)203 ErrCode BackgroundTaskManager::ApplyEfficiencyResources(const EfficiencyResourceInfo &resourceInfo)
204 {
205     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
206         "BackgroundTaskManager::EfficiencyResource::Mgr::ApplyEfficiencyResources");
207 
208     std::lock_guard<std::mutex> lock(mutex_);
209     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
210 
211     sptr<EfficiencyResourceInfo> resourceInfoPtr = new (std::nothrow) EfficiencyResourceInfo(resourceInfo);
212     if (resourceInfoPtr == nullptr) {
213         BGTASK_LOGE("Failed to create efficiency resource info");
214         return ERR_BGTASK_NO_MEMORY;
215     }
216     return proxy_->ApplyEfficiencyResources(resourceInfoPtr);
217 }
218 
ResetAllEfficiencyResources()219 ErrCode BackgroundTaskManager::ResetAllEfficiencyResources()
220 {
221     HitraceScoped traceScoped(HITRACE_TAG_OHOS,
222         "BackgroundTaskManager::EfficiencyResource::Mgr::ResetAllEfficiencyResources");
223 
224     std::lock_guard<std::mutex> lock(mutex_);
225     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
226 
227     return proxy_->ResetAllEfficiencyResources();
228 }
229 
GetEfficiencyResourcesInfos(std::vector<std::shared_ptr<ResourceCallbackInfo>> & appList,std::vector<std::shared_ptr<ResourceCallbackInfo>> & procList)230 ErrCode BackgroundTaskManager::GetEfficiencyResourcesInfos(std::vector<std::shared_ptr<ResourceCallbackInfo>> &appList,
231     std::vector<std::shared_ptr<ResourceCallbackInfo>> &procList)
232 {
233     std::lock_guard<std::mutex> lock(mutex_);
234     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
235 
236     return proxy_->GetEfficiencyResourcesInfos(appList, procList);
237 }
238 
GetBackgroundTaskManagerProxy()239 bool BackgroundTaskManager::GetBackgroundTaskManagerProxy()
240 {
241     if (proxy_ != nullptr) {
242         return true;
243     }
244     sptr<ISystemAbilityManager> systemAbilityManager =
245         SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
246     if (systemAbilityManager == nullptr) {
247         BGTASK_LOGE("GetBackgroundTaskManagerProxy GetSystemAbilityManager failed.");
248         return false;
249     }
250 
251     sptr<IRemoteObject> remoteObject =
252         systemAbilityManager->GetSystemAbility(BACKGROUND_TASK_MANAGER_SERVICE_ID);
253     if (remoteObject == nullptr) {
254         BGTASK_LOGE("GetBackgroundTaskManagerProxy GetSystemAbility failed.");
255         return false;
256     }
257 
258     proxy_ = iface_cast<BackgroundTaskMgr::IBackgroundTaskMgr>(remoteObject);
259     if ((proxy_ == nullptr) || (proxy_->AsObject() == nullptr)) {
260         BGTASK_LOGE("GetBackgroundTaskManagerProxy iface_cast remoteObject failed.");
261         return false;
262     }
263 
264     recipient_ = new (std::nothrow) BgTaskMgrDeathRecipient(*this);
265     if (recipient_ == nullptr) {
266         return false;
267     }
268     proxy_->AsObject()->AddDeathRecipient(recipient_);
269     return true;
270 }
271 
GetContinuousTaskApps(std::vector<std::shared_ptr<ContinuousTaskCallbackInfo>> & list)272 ErrCode BackgroundTaskManager::GetContinuousTaskApps(std::vector<std::shared_ptr<ContinuousTaskCallbackInfo>> &list)
273 {
274     std::lock_guard<std::mutex> lock(mutex_);
275     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
276 
277     return proxy_->GetContinuousTaskApps(list);
278 }
279 
StopContinuousTask(int32_t uid,int32_t pid,uint32_t taskType,const std::string & key)280 ErrCode BackgroundTaskManager::StopContinuousTask(int32_t uid, int32_t pid, uint32_t taskType, const std::string &key)
281 {
282     std::lock_guard<std::mutex> lock(mutex_);
283     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
284 
285     return proxy_->StopContinuousTask(uid, pid, taskType, key);
286 }
287 
ResetBackgroundTaskManagerProxy()288 void BackgroundTaskManager::ResetBackgroundTaskManagerProxy()
289 {
290     std::lock_guard<std::mutex> lock(mutex_);
291     if ((proxy_ != nullptr) && (proxy_->AsObject() != nullptr)) {
292         proxy_->AsObject()->RemoveDeathRecipient(recipient_);
293     }
294     proxy_ = nullptr;
295 }
296 
SetBgTaskConfig(const std::string & configData,int32_t sourceType)297 ErrCode BackgroundTaskManager::SetBgTaskConfig(const std::string &configData, int32_t sourceType)
298 {
299     std::lock_guard<std::mutex> lock(mutex_);
300     GET_BACK_GROUND_TASK_MANAGER_PROXY_RETURN
301 
302     return proxy_->SetBgTaskConfig(configData, sourceType);
303 }
304 
BgTaskMgrDeathRecipient(BackgroundTaskManager & backgroundTaskManager)305 BackgroundTaskManager::BgTaskMgrDeathRecipient::BgTaskMgrDeathRecipient(BackgroundTaskManager &backgroundTaskManager)
306     : backgroundTaskManager_(backgroundTaskManager) {}
307 
~BgTaskMgrDeathRecipient()308 BackgroundTaskManager::BgTaskMgrDeathRecipient::~BgTaskMgrDeathRecipient() {}
309 
OnRemoteDied(const wptr<IRemoteObject> & remote)310 void BackgroundTaskManager::BgTaskMgrDeathRecipient::OnRemoteDied(const wptr<IRemoteObject> &remote)
311 {
312     backgroundTaskManager_.ResetBackgroundTaskManagerProxy();
313 }
314 }  // namespace BackgroundTaskMgr
315 }  // namespace OHOS