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 #ifndef EBPF_DATA_PARSER_H 16 #define EBPF_DATA_PARSER_H 17 #include "bio_latency_data_parser.h" 18 #include "ebpf_data_reader.h" 19 #include "ebpf_splitter.h" 20 #include "ebpf_data_structure.h" 21 #include "file_system_data_parser.h" 22 #include "paged_memory_data_parser.h" 23 #include "trace_data_cache.h" 24 #include "trace_streamer_filters.h" 25 26 namespace SysTuning { 27 namespace TraceStreamer { 28 class EbpfDataParser : public FileSystemDataParser, public PagedMemoryDataParser, public BioLatencyDataParser { 29 public: 30 EbpfDataParser(TraceDataCache *dataCache, const TraceStreamerFilters *ctx); 31 ~EbpfDataParser(); 32 void InitAndParseEbpfData(const std::deque<uint8_t> &dequeBuffer, uint64_t size); 33 void Finish(); SupportImportSymbolTable()34 bool SupportImportSymbolTable() 35 { 36 return ebpfDataReader_ ? true : false; 37 } RecordEbpfProfilerHeader(uint8_t * buffer,uint32_t len)38 void RecordEbpfProfilerHeader(uint8_t *buffer, uint32_t len) 39 { 40 ebpfSplitter.RecordEbpfProfilerHeader(buffer, len); 41 } 42 void SetEbpfDataOffset(uint64_t offset); 43 void SetSpliteTimeRange(uint64_t splitFileMinTs, uint64_t splitFileMaxTs); 44 bool AddAndSplitEbpfData(std::deque<uint8_t> &dequeBuffer); GetEbpfSplitResult()45 const auto &GetEbpfSplitResult() 46 { 47 return ebpfSplitter.GetEbpfSplitResult(); 48 } ClearEbpfSplitResult()49 void ClearEbpfSplitResult() 50 { 51 ebpfDataReader_ = nullptr; 52 ebpfSplitter.ClearEbpfSplitResult(); 53 ebpfAllEventStartTime_ = std::numeric_limits<uint64_t>::max(); 54 ebpfAllEventEndTime_ = 0; 55 } 56 57 private: 58 bool Init(const std::deque<uint8_t> &dequeBuffer, uint64_t size); 59 std::unique_ptr<EbpfDataReader> ebpfDataReader_; 60 uint64_t ebpfAllEventStartTime_ = std::numeric_limits<uint64_t>::max(); 61 uint64_t ebpfAllEventEndTime_ = 0; 62 EbpfSplitter ebpfSplitter; 63 }; 64 } // namespace TraceStreamer 65 } // namespace SysTuning 66 #endif // EBPF_DATA_PARSER_H 67