1 /* 2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved. 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 GPU_DATA_PLUGIN_H 17 #define GPU_DATA_PLUGIN_H 18 19 #include <dirent.h> 20 #include <fcntl.h> 21 #include <unistd.h> 22 23 #include <atomic> 24 #include <fstream> 25 #include <iostream> 26 #include <mutex> 27 #include <string> 28 #include <thread> 29 #include <vector> 30 31 #include "gpu_plugin_config.pb.h" 32 #include "gpu_plugin_result.pb.h" 33 #include "logging.h" 34 #include "plugin_module_api.h" 35 36 enum ErrorType { 37 RET_NULL_ADDR = -2, 38 RET_FAIL = -1, 39 RET_SUCC = 0, 40 }; 41 42 class GpuDataPlugin { 43 public: 44 GpuDataPlugin() = default; 45 ~GpuDataPlugin() = default; 46 int Start(const uint8_t* configData, uint32_t configSize); 47 int SetWriter(WriterStruct* writer); 48 int Stop(); 49 void ReadGpuDataArray(void); 50 void FlushGpuData(std::vector<std::pair<uint64_t, int>>& vectGpuData); 51 void ReadGpuData(void); 52 53 private: 54 int ReadFile(); 55 std::string GetCmdArgs(const GpuConfig& traceConfig); 56 template <typename T> 57 void WriteGpuDataInfoExt(T& gpuData, std::vector<std::pair<uint64_t, int>>& vectGpuData); 58 template <typename T> 59 void WriteGpuDataInfo(T& gpuData); 60 uint64_t GetBootTime(); 61 62 private: 63 GpuConfig protoConfig_; 64 int pid_ = -1; 65 std::ifstream file_; 66 WriterStruct* resultWriter_ = nullptr; 67 std::thread writeThread_; 68 std::atomic<bool> running_ = true; 69 std::vector<char> buffer_; 70 }; 71 72 #endif 73