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 FILE_SYSTEM_DATA_PARSER_H 16 #define FILE_SYSTEM_DATA_PARSER_H 17 #include "clock_filter_ex.h" 18 #include "ebpf_base.h" 19 #include "htrace_plugin_time_parser.h" 20 21 namespace SysTuning { 22 namespace TraceStreamer { 23 using namespace SysTuning::EbpfStdtype; 24 class FileSystemDataParser : virtual public EbpfBase { 25 public: 26 FileSystemDataParser(TraceDataCache* dataCache, const TraceStreamerFilters* ctx); 27 ~FileSystemDataParser(); 28 29 void ParseFileSystemEvent(); 30 31 protected: 32 std::unique_ptr<HtracePluginTimeParser> timeParser_; 33 34 private: 35 void IpAndCallidFind(const FsFixedHeader* fsFixedHeadrAddr, bool& callIdExistFlag, const uint64_t* userIpsAddr); 36 37 template <typename TracerEventToStrIndexMap> 38 size_t FileWriteOperation(TracerEventToStrIndexMap& tracerEventToStrIndexMap, 39 const FsFixedHeader* fsFixedHeadrAddr, 40 uint32_t itid, 41 uint64_t& filePathId, 42 uint16_t type); 43 44 int32_t GetFileDescriptor(const FsFixedHeader* fsFixedHeader, uint32_t fucType); 45 uint64_t StartEndTime(const FsFixedHeader* fsFixedHeadrAddr, 46 uint64_t newStartTs, 47 uint64_t newEndTs, 48 DataIndex& returnValue, 49 DataIndex& errorCode); 50 uint64_t currentCallId_ = 0; 51 }; 52 } // namespace TraceStreamer 53 } // namespace SysTuning 54 #endif // FILE_SYSTEM_DATA_PARSER_H 55