1 /* 2 * Copyright (c) 2021-2023 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 #ifndef HIVIEW_SERVICE_ABILITY_H 17 #define HIVIEW_SERVICE_ABILITY_H 18 19 #include <string> 20 #include <memory> 21 22 #include "hiview_err_code.h" 23 #include "hiview_file_info.h" 24 #include "hiview_service.h" 25 #include "hiview_service_ability_stub.h" 26 #include "ihiview_service_ability.h" 27 #include "logger.h" 28 #include "singleton.h" 29 #include "system_ability.h" 30 31 namespace OHOS { 32 namespace HiviewDFX { 33 class HiviewServiceAbility : public SystemAbility, 34 public HiviewServiceAbilityStub { 35 DECLARE_SYSTEM_ABILITY(HiviewServiceAbility); 36 37 public: 38 HiviewServiceAbility(); 39 ~HiviewServiceAbility(); 40 int32_t Dump(int32_t fd, const std::vector<std::u16string> &args) override; 41 static void StartService(HiviewService *service); 42 static void StartServiceAbility(int sleepS); 43 static HiviewService* GetOrSetHiviewService(HiviewService *service = nullptr); 44 45 int32_t List(const std::string& logType, std::vector<HiviewFileInfo>& fileInfos) override; 46 int32_t Copy(const std::string& logType, const std::string& logName, const std::string& dest) override; 47 int32_t Move(const std::string& logType, const std::string& logName, const std::string& dest) override; 48 int32_t Remove(const std::string& logType, const std::string& logName) override; 49 50 CollectResultParcelable<int32_t> OpenSnapshotTrace(const std::vector<std::string>& tagGroups) override; 51 CollectResultParcelable<std::vector<std::string>> DumpSnapshotTrace(int32_t caller) override; 52 CollectResultParcelable<int32_t> OpenRecordingTrace(const std::string& tags) override; 53 CollectResultParcelable<int32_t> RecordingTraceOn() override; 54 CollectResultParcelable<std::vector<std::string>> RecordingTraceOff() override; 55 CollectResultParcelable<int32_t> CloseTrace() override; 56 CollectResultParcelable<int32_t> RecoverTrace() override; 57 58 protected: 59 void OnDump() override; 60 void OnStart() override; 61 void OnStop() override; 62 63 private: 64 template<typename T> TraceCalling(std::function<CollectResult<T> (HiviewService *)> traceRetHandler)65 CollectResultParcelable<T> TraceCalling(std::function<CollectResult<T>(HiviewService*)> traceRetHandler) 66 { 67 auto traceRet = CollectResultParcelable<T>::Init(); 68 if (traceRetHandler == nullptr) { 69 return traceRet; 70 } 71 auto service = GetOrSetHiviewService(); 72 if (service == nullptr) { 73 return traceRet; 74 } 75 auto collectRet = traceRetHandler(service); 76 return CollectResultParcelable<T>(collectRet); 77 } 78 79 private: 80 void GetFileInfoUnderDir(const std::string& dirPath, std::vector<HiviewFileInfo>& fileInfos); 81 int32_t CopyOrMoveFile( 82 const std::string& logType, const std::string& logName, const std::string& dest, bool isMove); 83 }; 84 85 class HiviewServiceAbilityDeathRecipient : public IRemoteObject::DeathRecipient { 86 public: 87 HiviewServiceAbilityDeathRecipient(); 88 ~HiviewServiceAbilityDeathRecipient(); 89 void OnRemoteDied(const wptr<IRemoteObject> &object) override; 90 }; 91 } // namespace HiviewDFX 92 } // namespace OHOS 93 #endif // IHIVIEW_SERVICE_H