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