1 /* 2 * Copyright (C) 2021 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 #ifndef EVENT_LOGGER_EVENT_LOG_TASK_H 16 #define EVENT_LOGGER_EVENT_LOG_TASK_H 17 18 #include <functional> 19 #include <memory> 20 #include <map> 21 #include <string> 22 #include <vector> 23 24 #include "event.h" 25 #include "singleton.h" 26 #include "sys_event.h" 27 28 #include "command_catcher.h" 29 #include "event_log_catcher.h" 30 namespace OHOS { 31 namespace HiviewDFX { 32 class EventLogTask { 33 static constexpr int DEFAULT_LOG_SIZE = 1024 * 1024; // 1M 34 public: 35 enum Status { 36 TASK_RUNNABLE = 0, 37 TASK_RUNNING = 1, 38 TASK_SUCCESS = 2, 39 TASK_TIMEOUT = 3, 40 TASK_EXCEED_SIZE = 4, 41 TASK_SUB_TASK_FAIL = 5, 42 TASK_FAIL = 6, 43 TASK_DESTROY = 7, 44 }; 45 46 EventLogTask(int fd, std::shared_ptr<SysEvent> event); ~EventLogTask()47 virtual ~EventLogTask() {}; 48 void AddLog(const std::string &cmd); 49 EventLogTask::Status StartCompose(); 50 EventLogTask::Status GetTaskStatus() const; 51 long GetLogSize() const; 52 private: 53 using capture = std::function<void()>; 54 55 int targetFd_; 56 std::shared_ptr<SysEvent> event_; 57 std::vector<std::shared_ptr<EventLogCatcher>> tasks_; 58 uint32_t maxLogSize_; 59 uint32_t taskLogSize_; 60 volatile Status status_; 61 std::map<std::string, capture> captureList_; 62 std::shared_ptr<CommandCatcher> cmdCatcher_; 63 64 bool ShouldStopLogTask(int fd, uint32_t curTaskIndex, int curLogSize, std::shared_ptr<EventLogCatcher> catcher); 65 void AddStopReason(int fd, std::shared_ptr<EventLogCatcher> catcher, const std::string& reason); 66 void AddSeparator(int fd, std::shared_ptr<EventLogCatcher> catcher) const; 67 68 std::shared_ptr<CommandCatcher> GetCmdCatcher(); 69 70 void AppStackCapture(); 71 void SystemStackCapture(); 72 void BinderLogCapture(); 73 bool PeerBinderCapture(const std::string &cmd); 74 void CpuUsageCapture(); 75 void MemoryUsageCapture(); 76 void WMSUsageCapture(); 77 void AMSUsageCapture(); 78 void PMSUsageCapture(); 79 }; 80 } // namespace HiviewDFX 81 } // namespace OHOS 82 #endif // EVENT_LOGGER_LOG_TASK_H