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 #ifndef CGROUP_SCHED_FRAMEWORK_PROCESS_GROUP_INCLUDE_CGROUP_MAP_H_ 17 #define CGROUP_SCHED_FRAMEWORK_PROCESS_GROUP_INCLUDE_CGROUP_MAP_H_ 18 19 #include <map> // for map 20 #include <string> // for basic_string, operator< 21 #include <functional> // for less 22 #include <iosfwd> // for string 23 #include <vector> // for getAllCgroupController 24 #include "cgroup_controller.h" // for CgroupController 25 #include "nlohmann/json.hpp" // for Value 26 #include "sched_policy.h" // for SchedPolicy 27 28 namespace OHOS { 29 namespace ResourceSchedule { 30 namespace CgroupSetting { 31 class CgroupMap { 32 public: 33 static CgroupMap& GetInstance(); 34 35 bool SetThreadSchedPolicy(int tid, SchedPolicy policy, bool isSetThreadGroup); 36 bool LoadConfigFromJsonObj(const nlohmann::json& jsonObj); 37 bool FindAllEnableCgroupControllers(std::vector<CgroupController *> &controllers); 38 39 private: 40 CgroupMap() = default; 41 ~CgroupMap() = default; 42 43 CgroupMap(const CgroupMap&) = delete; 44 CgroupMap& operator=(const CgroupMap &) = delete; 45 CgroupMap(CgroupMap&&) = delete; 46 CgroupMap& operator=(CgroupMap&&) = delete; 47 48 std::map<std::string, CgroupController> controllers_; 49 50 bool CheckCgroupConfigFormat(const nlohmann::json& cgroupObj); 51 void AddCgroupController(const std::string& name, CgroupController& controller); 52 bool LoadSchedPolicyConfig(CgroupController& controller, const nlohmann::json& policyObj); 53 }; 54 } // namespace CgroupSetting 55 } // namespace ResourceSchedule 56 } // namespace OHOS 57 #endif // CGROUP_SCHED_FRAMEWORK_PROCESS_GROUP_INCLUDE_CGROUP_MAP_H_ 58