1 /*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2024. 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 #include "network_profiler_handle.h"
17 #include "network_profiler_common.h"
18
19 namespace {
20 constexpr uint8_t FLUSH_INTERVAL = 10;
21 std::once_flag g_onceProcessName;
22 }
23
24 namespace OHOS::Developtools::Profiler {
NetworkProfilerHandle(clockid_t pluginDataClockId,uint32_t bufferSize,bool isProtobufSerialize)25 NetworkProfilerHandle::NetworkProfilerHandle(clockid_t pluginDataClockId, uint32_t bufferSize, bool isProtobufSerialize)
26 : isProtobufSerialize_(isProtobufSerialize), pluginDataClockId_(pluginDataClockId), bufferSize_(bufferSize)
27 {
28 if (isProtobufSerialize_) {
29 buffer_ = std::make_unique<uint8_t[]>(bufferSize);
30 }
31 }
32
~NetworkProfilerHandle()33 NetworkProfilerHandle::~NetworkProfilerHandle()
34 {
35 std::visit([&](auto& protoData) {
36 FlushData(protoData);
37 }, protoData_);
38 }
39
SetWriter(const std::shared_ptr<Writer> & writer)40 void NetworkProfilerHandle::SetWriter(const std::shared_ptr<Writer>& writer)
41 {
42 writer_ = writer;
43 protoData_ = ::NetworkProfilerResult();
44 }
45
SetWriter(const WriterStructPtr & writer)46 void NetworkProfilerHandle::SetWriter(const WriterStructPtr& writer)
47 {
48 writerStruct_ = writer;
49 auto ctx = writerStruct_->startReport(writerStruct_);
50 if (ctx == nullptr) {
51 PROFILER_LOG_ERROR(LOG_CORE, "%s: get RandomWriteCtx FAILED!", __func__);
52 return;
53 }
54 protoData_ = ProtoEncoder::NetworkProfilerResult(ctx);
55 }
56
SerializeData(const int8_t data[],uint32_t size)57 void NetworkProfilerHandle::SerializeData(const int8_t data[], uint32_t size)
58 {
59 std::visit([&](auto& protoData) {
60 if (size < sizeof(NetworkEvent)) {
61 PROFILER_LOG_ERROR(LOG_CORE, "%s the size=%d is too small", __FUNCTION__, size);
62 return;
63 }
64 SerializeDataImpl(protoData, data, size);
65 FlushCheck(protoData);
66 }, protoData_);
67 }
68
69 template <typename T>
SerializeDataImpl(T & protoData,const int8_t data[],uint32_t size)70 void NetworkProfilerHandle::SerializeDataImpl(T& protoData, const int8_t data[], uint32_t size)
71 {
72 if (size < sizeof(NetworkEvent)) {
73 PROFILER_LOG_ERROR(LOG_CORE, "%s the size=%d is too small", __FUNCTION__, size);
74 return;
75 }
76 auto networkEvent = protoData.add_network_event();
77 NetworkEvent* event = reinterpret_cast<NetworkEvent*>(const_cast<int8_t*>(data));
78 if (event->type == static_cast<int32_t>(NetworkEventType::INVALID)) {
79 PROFILER_LOG_ERROR(LOG_CORE, "%s type is invalid", __FUNCTION__);
80 return;
81 }
82 networkEvent->set_tv_sec(event->ts.tv_sec);
83 networkEvent->set_tv_nsec(event->ts.tv_nsec);
84 networkEvent->set_pid(pid_);
85 networkEvent->set_tid(event->tid);
86 networkEvent->set_type(event->type);
87
88 std::call_once(g_onceProcessName, [&]() {
89 networkEvent->set_process_name(processName_.c_str(), processName_.size());
90 });
91
92 size_t threadNameSize = strlen(event->threadName);
93 if (threadNameSize > 0) {
94 networkEvent->set_thread_name(event->threadName, threadNameSize);
95 }
96 size_t baseDataSize = sizeof(NetworkEvent);
97 if (size > baseDataSize) {
98 networkEvent->set_payload(data + baseDataSize, size - baseDataSize);
99 }
100 }
101
102 template <typename T>
FlushCheck(T & protoData)103 void NetworkProfilerHandle::FlushCheck(T& protoData)
104 {
105 if ((++flushCount_ & FLUSH_INTERVAL) != 0) {
106 return;
107 }
108 FlushData(protoData);
109 }
110
FlushData(::NetworkProfilerResult & data)111 void NetworkProfilerHandle::FlushData(::NetworkProfilerResult& data)
112 {
113 size_t length = data.ByteSizeLong();
114 if (length < bufferSize_) {
115 data.SerializeToArray(buffer_.get(), length);
116 if (buffer_.get() == nullptr) {
117 PROFILER_LOG_ERROR(LOG_CORE, "Flush src is nullptr");
118 return;
119 }
120
121 if (writer_ == nullptr) {
122 PROFILER_LOG_ERROR(LOG_CORE, "Flush writer_ is nullptr");
123 return;
124 }
125 writer_->Write(buffer_.get(), length);
126 writer_->Flush();
127 std::get<::NetworkProfilerResult>(protoData_).clear_network_event();
128 }
129 }
130
FlushData(ProtoEncoder::NetworkProfilerResult & data)131 void NetworkProfilerHandle::FlushData(ProtoEncoder::NetworkProfilerResult& data)
132 {
133 if (data.Size() == 0) {
134 return;
135 }
136
137 int messageLen = data.Finish();
138
139 RandomWriteCtx* ctx = nullptr;
140 writerStruct_->finishReport(writerStruct_, messageLen);
141 writerStruct_->flush(writerStruct_);
142 ctx = writerStruct_->startReport(writerStruct_);
143 if (ctx == nullptr) {
144 PROFILER_LOG_ERROR(LOG_CORE, "%s: get RandomWriteCtx FAILED!", __func__);
145 return;
146 }
147 protoData_ = ProtoEncoder::NetworkProfilerResult(ctx);
148 }
149 }