Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Tej Singh | 484524a | 2018-02-01 15:10:05 -0800 | [diff] [blame] | 17 | #define DEBUG false // STOPSHIP if true |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 18 | #include "logd/LogEvent.h" |
| 19 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 20 | #include "stats_log_util.h" |
Yangster-mac | 48b3d62 | 2018-08-18 12:38:11 -0700 | [diff] [blame] | 21 | #include "statslog.h" |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 22 | |
Chenjie Yu | 6b1667c | 2019-01-18 10:09:33 -0800 | [diff] [blame] | 23 | #include <binder/IPCThreadState.h> |
Tej Singh | 8928ed7 | 2019-02-22 19:06:22 -0800 | [diff] [blame] | 24 | #include <private/android_filesystem_config.h> |
Chenjie Yu | 6b1667c | 2019-01-18 10:09:33 -0800 | [diff] [blame] | 25 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 26 | namespace android { |
| 27 | namespace os { |
| 28 | namespace statsd { |
| 29 | |
yro | 24809bd | 2017-10-31 23:06:53 -0700 | [diff] [blame] | 30 | using namespace android::util; |
Yao Chen | 9c1debe | 2018-02-19 14:39:19 -0800 | [diff] [blame] | 31 | using android::util::ProtoOutputStream; |
David Chen | 1481fe1 | 2017-10-16 13:16:34 -0700 | [diff] [blame] | 32 | using std::string; |
Yao Chen | 9c1debe | 2018-02-19 14:39:19 -0800 | [diff] [blame] | 33 | using std::vector; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 34 | |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 35 | LogEvent::LogEvent(log_msg& msg) { |
Chenjie Yu | 3ca3683 | 2018-01-22 15:10:54 -0800 | [diff] [blame] | 36 | mContext = |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 37 | create_android_log_parser(msg.msg() + sizeof(uint32_t), msg.len() - sizeof(uint32_t)); |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 38 | mLogdTimestampNs = msg.entry_v1.sec * NS_PER_SEC + msg.entry_v1.nsec; |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 39 | mLogUid = msg.entry_v4.uid; |
Chenjie Yu | 3ca3683 | 2018-01-22 15:10:54 -0800 | [diff] [blame] | 40 | init(mContext); |
| 41 | if (mContext) { |
Yao Chen | 48d7518 | 2018-01-23 09:40:48 -0800 | [diff] [blame] | 42 | // android_log_destroy will set mContext to NULL |
Chenjie Yu | 3ca3683 | 2018-01-22 15:10:54 -0800 | [diff] [blame] | 43 | android_log_destroy(&mContext); |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 44 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 45 | } |
| 46 | |
Chenjie Yu | 0bd73db | 2018-12-16 07:37:04 -0800 | [diff] [blame] | 47 | LogEvent::LogEvent(const LogEvent& event) { |
| 48 | mTagId = event.mTagId; |
| 49 | mLogUid = event.mLogUid; |
| 50 | mElapsedTimestampNs = event.mElapsedTimestampNs; |
| 51 | mLogdTimestampNs = event.mLogdTimestampNs; |
| 52 | mValues = event.mValues; |
| 53 | } |
| 54 | |
Chenjie Yu | d7e3a22 | 2018-11-28 21:29:44 +0000 | [diff] [blame] | 55 | LogEvent::LogEvent(const StatsLogEventWrapper& statsLogEventWrapper, int workChainIndex) { |
Chenjie Yu | 12e5e67 | 2018-09-14 15:54:59 -0700 | [diff] [blame] | 56 | mTagId = statsLogEventWrapper.getTagId(); |
| 57 | mLogdTimestampNs = statsLogEventWrapper.getWallClockTimeNs(); |
| 58 | mElapsedTimestampNs = statsLogEventWrapper.getElapsedRealTimeNs(); |
| 59 | mLogUid = 0; |
Chenjie Yu | d7e3a22 | 2018-11-28 21:29:44 +0000 | [diff] [blame] | 60 | int workChainPosOffset = 0; |
| 61 | if (workChainIndex != -1) { |
| 62 | const WorkChain& wc = statsLogEventWrapper.getWorkChains()[workChainIndex]; |
| 63 | // chains are at field 1, level 2 |
| 64 | int depth = 2; |
| 65 | for (int i = 0; i < (int)wc.uids.size(); i++) { |
| 66 | int pos[] = {1, i + 1, 1}; |
| 67 | mValues.push_back(FieldValue(Field(mTagId, pos, depth), Value(wc.uids[i]))); |
| 68 | pos[2]++; |
| 69 | mValues.push_back(FieldValue(Field(mTagId, pos, depth), Value(wc.tags[i]))); |
| 70 | mValues.back().mField.decorateLastPos(2); |
| 71 | } |
| 72 | mValues.back().mField.decorateLastPos(1); |
| 73 | workChainPosOffset = 1; |
| 74 | } |
Chenjie Yu | 12e5e67 | 2018-09-14 15:54:59 -0700 | [diff] [blame] | 75 | for (int i = 0; i < (int)statsLogEventWrapper.getElements().size(); i++) { |
Chenjie Yu | d7e3a22 | 2018-11-28 21:29:44 +0000 | [diff] [blame] | 76 | Field field(statsLogEventWrapper.getTagId(), getSimpleField(i + 1 + workChainPosOffset)); |
Chenjie Yu | 12e5e67 | 2018-09-14 15:54:59 -0700 | [diff] [blame] | 77 | switch (statsLogEventWrapper.getElements()[i].type) { |
| 78 | case android::os::StatsLogValue::STATS_LOG_VALUE_TYPE::INT: |
| 79 | mValues.push_back( |
| 80 | FieldValue(field, Value(statsLogEventWrapper.getElements()[i].int_value))); |
| 81 | break; |
| 82 | case android::os::StatsLogValue::STATS_LOG_VALUE_TYPE::LONG: |
| 83 | mValues.push_back( |
| 84 | FieldValue(field, Value(statsLogEventWrapper.getElements()[i].long_value))); |
| 85 | break; |
| 86 | case android::os::StatsLogValue::STATS_LOG_VALUE_TYPE::FLOAT: |
| 87 | mValues.push_back(FieldValue( |
| 88 | field, Value(statsLogEventWrapper.getElements()[i].float_value))); |
| 89 | break; |
| 90 | case android::os::StatsLogValue::STATS_LOG_VALUE_TYPE::DOUBLE: |
| 91 | mValues.push_back(FieldValue( |
| 92 | field, Value(statsLogEventWrapper.getElements()[i].double_value))); |
| 93 | break; |
| 94 | case android::os::StatsLogValue::STATS_LOG_VALUE_TYPE::STRING: |
| 95 | mValues.push_back( |
| 96 | FieldValue(field, Value(statsLogEventWrapper.getElements()[i].str_value))); |
| 97 | break; |
| 98 | case android::os::StatsLogValue::STATS_LOG_VALUE_TYPE::STORAGE: |
| 99 | mValues.push_back(FieldValue( |
| 100 | field, Value(statsLogEventWrapper.getElements()[i].storage_value))); |
| 101 | break; |
| 102 | default: |
| 103 | break; |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | |
Chenjie Yu | d7e3a22 | 2018-11-28 21:29:44 +0000 | [diff] [blame] | 108 | void LogEvent::createLogEvents(const StatsLogEventWrapper& statsLogEventWrapper, |
| 109 | std::vector<std::shared_ptr<LogEvent>>& logEvents) { |
| 110 | if (statsLogEventWrapper.getWorkChains().size() == 0) { |
| 111 | logEvents.push_back(std::make_shared<LogEvent>(statsLogEventWrapper, -1)); |
| 112 | } else { |
| 113 | for (size_t i = 0; i < statsLogEventWrapper.getWorkChains().size(); i++) { |
| 114 | logEvents.push_back(std::make_shared<LogEvent>(statsLogEventWrapper, i)); |
| 115 | } |
| 116 | } |
| 117 | } |
| 118 | |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 119 | LogEvent::LogEvent(int32_t tagId, int64_t wallClockTimestampNs, int64_t elapsedTimestampNs) { |
| 120 | mLogdTimestampNs = wallClockTimestampNs; |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 121 | mTagId = tagId; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 122 | mLogUid = 0; |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 123 | mContext = create_android_logger(1937006964); // the event tag shared by all stats logs |
| 124 | if (mContext) { |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 125 | android_log_write_int64(mContext, elapsedTimestampNs); |
| 126 | android_log_write_int32(mContext, tagId); |
| 127 | } |
| 128 | } |
| 129 | |
Yangster-mac | 48b3d62 | 2018-08-18 12:38:11 -0700 | [diff] [blame] | 130 | LogEvent::LogEvent(int32_t tagId, int64_t wallClockTimestampNs, int64_t elapsedTimestampNs, |
| 131 | int32_t uid, |
Howard Ro | 4078dd4 | 2018-09-27 17:41:08 -0700 | [diff] [blame] | 132 | const std::map<int32_t, int32_t>& int_map, |
| 133 | const std::map<int32_t, int64_t>& long_map, |
Yangster-mac | 48b3d62 | 2018-08-18 12:38:11 -0700 | [diff] [blame] | 134 | const std::map<int32_t, std::string>& string_map, |
| 135 | const std::map<int32_t, float>& float_map) { |
| 136 | mLogdTimestampNs = wallClockTimestampNs; |
| 137 | mElapsedTimestampNs = elapsedTimestampNs; |
| 138 | mTagId = android::util::KEY_VALUE_PAIRS_ATOM; |
| 139 | mLogUid = uid; |
| 140 | |
| 141 | int pos[] = {1, 1, 1}; |
| 142 | |
| 143 | mValues.push_back(FieldValue(Field(mTagId, pos, 0 /* depth */), Value(uid))); |
| 144 | pos[0]++; |
| 145 | for (const auto&itr : int_map) { |
| 146 | pos[2] = 1; |
| 147 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.first))); |
| 148 | pos[2] = 2; |
| 149 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.second))); |
| 150 | mValues.back().mField.decorateLastPos(2); |
| 151 | pos[1]++; |
| 152 | } |
| 153 | |
Howard Ro | 4078dd4 | 2018-09-27 17:41:08 -0700 | [diff] [blame] | 154 | for (const auto&itr : long_map) { |
Yangster-mac | 48b3d62 | 2018-08-18 12:38:11 -0700 | [diff] [blame] | 155 | pos[2] = 1; |
| 156 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.first))); |
| 157 | pos[2] = 3; |
| 158 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.second))); |
| 159 | mValues.back().mField.decorateLastPos(2); |
| 160 | pos[1]++; |
| 161 | } |
| 162 | |
Howard Ro | 4078dd4 | 2018-09-27 17:41:08 -0700 | [diff] [blame] | 163 | for (const auto&itr : string_map) { |
Yangster-mac | 48b3d62 | 2018-08-18 12:38:11 -0700 | [diff] [blame] | 164 | pos[2] = 1; |
| 165 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.first))); |
| 166 | pos[2] = 4; |
| 167 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.second))); |
| 168 | mValues.back().mField.decorateLastPos(2); |
| 169 | pos[1]++; |
| 170 | } |
Howard Ro | 4078dd4 | 2018-09-27 17:41:08 -0700 | [diff] [blame] | 171 | |
| 172 | for (const auto&itr : float_map) { |
| 173 | pos[2] = 1; |
| 174 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.first))); |
| 175 | pos[2] = 5; |
| 176 | mValues.push_back(FieldValue(Field(mTagId, pos, 2 /* depth */), Value(itr.second))); |
| 177 | mValues.back().mField.decorateLastPos(2); |
| 178 | pos[1]++; |
| 179 | } |
Yangster-mac | 48b3d62 | 2018-08-18 12:38:11 -0700 | [diff] [blame] | 180 | if (!mValues.empty()) { |
| 181 | mValues.back().mField.decorateLastPos(1); |
| 182 | mValues.at(mValues.size() - 2).mField.decorateLastPos(1); |
| 183 | } |
| 184 | } |
| 185 | |
Chenjie Yu | 6b1667c | 2019-01-18 10:09:33 -0800 | [diff] [blame] | 186 | LogEvent::LogEvent(const string& trainName, int64_t trainVersionCode, bool requiresStaging, |
| 187 | bool rollbackEnabled, bool requiresLowLatencyMonitor, int32_t state, |
| 188 | const std::vector<uint8_t>& experimentIds, int32_t userId) { |
| 189 | mLogdTimestampNs = getWallClockNs(); |
| 190 | mElapsedTimestampNs = getElapsedRealtimeNs(); |
| 191 | mTagId = android::util::BINARY_PUSH_STATE_CHANGED; |
| 192 | mLogUid = android::IPCThreadState::self()->getCallingUid(); |
| 193 | |
| 194 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(1)), Value(trainName))); |
| 195 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(2)), Value(trainVersionCode))); |
| 196 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(3)), Value((int)requiresStaging))); |
| 197 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(4)), Value((int)rollbackEnabled))); |
| 198 | mValues.push_back( |
| 199 | FieldValue(Field(mTagId, getSimpleField(5)), Value((int)requiresLowLatencyMonitor))); |
| 200 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(6)), Value(state))); |
| 201 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(7)), Value(experimentIds))); |
| 202 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(8)), Value(userId))); |
| 203 | } |
| 204 | |
Howard Ro | a46b658 | 2018-09-18 16:45:02 -0700 | [diff] [blame] | 205 | LogEvent::LogEvent(int64_t wallClockTimestampNs, int64_t elapsedTimestampNs, |
Maggie White | 58174da | 2019-01-18 15:23:35 -0800 | [diff] [blame] | 206 | const VendorAtom& vendorAtom) { |
| 207 | mLogdTimestampNs = wallClockTimestampNs; |
| 208 | mElapsedTimestampNs = elapsedTimestampNs; |
| 209 | mTagId = vendorAtom.atomId; |
Tej Singh | 8928ed7 | 2019-02-22 19:06:22 -0800 | [diff] [blame] | 210 | mLogUid = AID_STATSD; |
Maggie White | 58174da | 2019-01-18 15:23:35 -0800 | [diff] [blame] | 211 | |
| 212 | mValues.push_back( |
| 213 | FieldValue(Field(mTagId, getSimpleField(1)), Value(vendorAtom.reverseDomainName))); |
| 214 | for (int i = 0; i < (int)vendorAtom.values.size(); i++) { |
| 215 | switch (vendorAtom.values[i].getDiscriminator()) { |
| 216 | case VendorAtom::Value::hidl_discriminator::intValue: |
| 217 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(i + 2)), |
| 218 | Value(vendorAtom.values[i].intValue()))); |
| 219 | break; |
| 220 | case VendorAtom::Value::hidl_discriminator::longValue: |
| 221 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(i + 2)), |
| 222 | Value(vendorAtom.values[i].longValue()))); |
| 223 | break; |
| 224 | case VendorAtom::Value::hidl_discriminator::floatValue: |
| 225 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(i + 2)), |
| 226 | Value(vendorAtom.values[i].floatValue()))); |
| 227 | break; |
| 228 | case VendorAtom::Value::hidl_discriminator::stringValue: |
| 229 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(i + 2)), |
| 230 | Value(vendorAtom.values[i].stringValue()))); |
| 231 | break; |
| 232 | } |
| 233 | } |
| 234 | } |
| 235 | |
Chenjie Yu | 97dbb20 | 2019-02-13 16:42:04 -0800 | [diff] [blame] | 236 | LogEvent::LogEvent(int64_t wallClockTimestampNs, int64_t elapsedTimestampNs, |
| 237 | const InstallTrainInfo& trainInfo) { |
| 238 | mLogdTimestampNs = wallClockTimestampNs; |
| 239 | mElapsedTimestampNs = elapsedTimestampNs; |
| 240 | mTagId = android::util::TRAIN_INFO; |
Muhammad Qureshi | f4ca824 | 2019-03-01 09:20:15 -0800 | [diff] [blame] | 241 | |
Chenjie Yu | 97dbb20 | 2019-02-13 16:42:04 -0800 | [diff] [blame] | 242 | mValues.push_back( |
| 243 | FieldValue(Field(mTagId, getSimpleField(1)), Value(trainInfo.trainVersionCode))); |
| 244 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(2)), Value(trainInfo.experimentIds))); |
Muhammad Qureshi | f4ca824 | 2019-03-01 09:20:15 -0800 | [diff] [blame] | 245 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(3)), Value(trainInfo.trainName))); |
| 246 | mValues.push_back(FieldValue(Field(mTagId, getSimpleField(4)), Value(trainInfo.status))); |
Chenjie Yu | 97dbb20 | 2019-02-13 16:42:04 -0800 | [diff] [blame] | 247 | } |
| 248 | |
Howard Ro | 1a2a399 | 2018-10-22 22:51:57 -0700 | [diff] [blame] | 249 | LogEvent::LogEvent(int32_t tagId, int64_t timestampNs) : LogEvent(tagId, timestampNs, 0) {} |
| 250 | |
| 251 | LogEvent::LogEvent(int32_t tagId, int64_t timestampNs, int32_t uid) { |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 252 | mLogdTimestampNs = timestampNs; |
| 253 | mTagId = tagId; |
Howard Ro | 1a2a399 | 2018-10-22 22:51:57 -0700 | [diff] [blame] | 254 | mLogUid = uid; |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 255 | mContext = create_android_logger(1937006964); // the event tag shared by all stats logs |
| 256 | if (mContext) { |
| 257 | android_log_write_int64(mContext, timestampNs); |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 258 | android_log_write_int32(mContext, tagId); |
| 259 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 260 | } |
| 261 | |
David Chen | 1481fe1 | 2017-10-16 13:16:34 -0700 | [diff] [blame] | 262 | void LogEvent::init() { |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 263 | if (mContext) { |
| 264 | const char* buffer; |
| 265 | size_t len = android_log_write_list_buffer(mContext, &buffer); |
| 266 | // turns to reader mode |
Chenjie Yu | c1fe6f4 | 2018-02-01 23:14:18 -0800 | [diff] [blame] | 267 | android_log_context contextForRead = create_android_log_parser(buffer, len); |
| 268 | if (contextForRead) { |
| 269 | init(contextForRead); |
| 270 | // destroy the context to save memory. |
Yao Chen | 48d7518 | 2018-01-23 09:40:48 -0800 | [diff] [blame] | 271 | // android_log_destroy will set mContext to NULL |
Chenjie Yu | c1fe6f4 | 2018-02-01 23:14:18 -0800 | [diff] [blame] | 272 | android_log_destroy(&contextForRead); |
Yao Chen | 48d7518 | 2018-01-23 09:40:48 -0800 | [diff] [blame] | 273 | } |
Chenjie Yu | c1fe6f4 | 2018-02-01 23:14:18 -0800 | [diff] [blame] | 274 | android_log_destroy(&mContext); |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 275 | } |
| 276 | } |
| 277 | |
| 278 | LogEvent::~LogEvent() { |
| 279 | if (mContext) { |
Yao Chen | 48d7518 | 2018-01-23 09:40:48 -0800 | [diff] [blame] | 280 | // This is for the case when LogEvent is created using the test interface |
| 281 | // but init() isn't called. |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 282 | android_log_destroy(&mContext); |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 283 | } |
| 284 | } |
| 285 | |
| 286 | bool LogEvent::write(int32_t value) { |
| 287 | if (mContext) { |
| 288 | return android_log_write_int32(mContext, value) >= 0; |
| 289 | } |
| 290 | return false; |
| 291 | } |
| 292 | |
| 293 | bool LogEvent::write(uint32_t value) { |
| 294 | if (mContext) { |
| 295 | return android_log_write_int32(mContext, value) >= 0; |
| 296 | } |
| 297 | return false; |
| 298 | } |
| 299 | |
Chenjie Yu | d9dfda7 | 2017-12-11 17:41:20 -0800 | [diff] [blame] | 300 | bool LogEvent::write(int64_t value) { |
| 301 | if (mContext) { |
| 302 | return android_log_write_int64(mContext, value) >= 0; |
| 303 | } |
| 304 | return false; |
| 305 | } |
| 306 | |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 307 | bool LogEvent::write(uint64_t value) { |
| 308 | if (mContext) { |
| 309 | return android_log_write_int64(mContext, value) >= 0; |
| 310 | } |
| 311 | return false; |
| 312 | } |
| 313 | |
| 314 | bool LogEvent::write(const string& value) { |
| 315 | if (mContext) { |
| 316 | return android_log_write_string8_len(mContext, value.c_str(), value.length()) >= 0; |
| 317 | } |
| 318 | return false; |
| 319 | } |
| 320 | |
| 321 | bool LogEvent::write(float value) { |
| 322 | if (mContext) { |
| 323 | return android_log_write_float32(mContext, value) >= 0; |
| 324 | } |
| 325 | return false; |
| 326 | } |
| 327 | |
Howard Ro | 1a2a399 | 2018-10-22 22:51:57 -0700 | [diff] [blame] | 328 | bool LogEvent::writeKeyValuePairs(int32_t uid, |
| 329 | const std::map<int32_t, int32_t>& int_map, |
Howard Ro | 4078dd4 | 2018-09-27 17:41:08 -0700 | [diff] [blame] | 330 | const std::map<int32_t, int64_t>& long_map, |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 331 | const std::map<int32_t, std::string>& string_map, |
| 332 | const std::map<int32_t, float>& float_map) { |
| 333 | if (mContext) { |
| 334 | if (android_log_write_list_begin(mContext) < 0) { |
| 335 | return false; |
| 336 | } |
Howard Ro | 1a2a399 | 2018-10-22 22:51:57 -0700 | [diff] [blame] | 337 | write(uid); |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 338 | for (const auto& itr : int_map) { |
| 339 | if (android_log_write_list_begin(mContext) < 0) { |
| 340 | return false; |
| 341 | } |
| 342 | write(itr.first); |
| 343 | write(itr.second); |
| 344 | if (android_log_write_list_end(mContext) < 0) { |
| 345 | return false; |
| 346 | } |
| 347 | } |
| 348 | |
Howard Ro | 4078dd4 | 2018-09-27 17:41:08 -0700 | [diff] [blame] | 349 | for (const auto& itr : long_map) { |
| 350 | if (android_log_write_list_begin(mContext) < 0) { |
| 351 | return false; |
| 352 | } |
| 353 | write(itr.first); |
| 354 | write(itr.second); |
| 355 | if (android_log_write_list_end(mContext) < 0) { |
| 356 | return false; |
| 357 | } |
| 358 | } |
| 359 | |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 360 | for (const auto& itr : string_map) { |
| 361 | if (android_log_write_list_begin(mContext) < 0) { |
| 362 | return false; |
| 363 | } |
| 364 | write(itr.first); |
| 365 | write(itr.second.c_str()); |
| 366 | if (android_log_write_list_end(mContext) < 0) { |
| 367 | return false; |
| 368 | } |
| 369 | } |
| 370 | |
| 371 | for (const auto& itr : float_map) { |
| 372 | if (android_log_write_list_begin(mContext) < 0) { |
| 373 | return false; |
| 374 | } |
| 375 | write(itr.first); |
| 376 | write(itr.second); |
| 377 | if (android_log_write_list_end(mContext) < 0) { |
| 378 | return false; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | if (android_log_write_list_end(mContext) < 0) { |
| 383 | return false; |
| 384 | } |
| 385 | return true; |
| 386 | } |
| 387 | return false; |
| 388 | } |
| 389 | |
Yao Chen | 9c1debe | 2018-02-19 14:39:19 -0800 | [diff] [blame] | 390 | bool LogEvent::write(const std::vector<AttributionNodeInternal>& nodes) { |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 391 | if (mContext) { |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 392 | if (android_log_write_list_begin(mContext) < 0) { |
| 393 | return false; |
| 394 | } |
| 395 | for (size_t i = 0; i < nodes.size(); ++i) { |
| 396 | if (!write(nodes[i])) { |
| 397 | return false; |
| 398 | } |
| 399 | } |
| 400 | if (android_log_write_list_end(mContext) < 0) { |
| 401 | return false; |
| 402 | } |
| 403 | return true; |
| 404 | } |
| 405 | return false; |
| 406 | } |
| 407 | |
Yao Chen | 9c1debe | 2018-02-19 14:39:19 -0800 | [diff] [blame] | 408 | bool LogEvent::write(const AttributionNodeInternal& node) { |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 409 | if (mContext) { |
| 410 | if (android_log_write_list_begin(mContext) < 0) { |
| 411 | return false; |
| 412 | } |
| 413 | if (android_log_write_int32(mContext, node.uid()) < 0) { |
| 414 | return false; |
| 415 | } |
| 416 | if (android_log_write_string8(mContext, node.tag().c_str()) < 0) { |
| 417 | return false; |
| 418 | } |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 419 | if (android_log_write_list_end(mContext) < 0) { |
| 420 | return false; |
| 421 | } |
| 422 | return true; |
| 423 | } |
| 424 | return false; |
| 425 | } |
| 426 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 427 | /** |
| 428 | * The elements of each log event are stored as a vector of android_log_list_elements. |
| 429 | * The goal is to do as little preprocessing as possible, because we read a tiny fraction |
| 430 | * of the elements that are written to the log. |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 431 | * |
| 432 | * The idea here is to read through the log items once, we get as much information we need for |
| 433 | * matching as possible. Because this log will be matched against lots of matchers. |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 434 | */ |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 435 | void LogEvent::init(android_log_context context) { |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 436 | android_log_list_element elem; |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 437 | int i = 0; |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 438 | int depth = -1; |
| 439 | int pos[] = {1, 1, 1}; |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 440 | bool isKeyValuePairAtom = false; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 441 | do { |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 442 | elem = android_log_read_next(context); |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 443 | switch ((int)elem.type) { |
| 444 | case EVENT_TYPE_INT: |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 445 | // elem at [0] is EVENT_TYPE_LIST, [1] is the timestamp, [2] is tag id. |
| 446 | if (i == 2) { |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 447 | mTagId = elem.data.int32; |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 448 | isKeyValuePairAtom = (mTagId == android::util::KEY_VALUE_PAIRS_ATOM); |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 449 | } else { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 450 | if (depth < 0 || depth > 2) { |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 451 | return; |
| 452 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 453 | |
| 454 | mValues.push_back( |
| 455 | FieldValue(Field(mTagId, pos, depth), Value((int32_t)elem.data.int32))); |
| 456 | |
| 457 | pos[depth]++; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 458 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 459 | break; |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 460 | case EVENT_TYPE_FLOAT: { |
| 461 | if (depth < 0 || depth > 2) { |
| 462 | ALOGE("Depth > 2. Not supported!"); |
| 463 | return; |
| 464 | } |
| 465 | |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 466 | // Handles the oneof field in KeyValuePair atom. |
| 467 | if (isKeyValuePairAtom && depth == 2) { |
Tej Singh | 2c96b5a | 2019-02-04 21:28:49 -0800 | [diff] [blame] | 468 | pos[depth] = 5; |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 469 | } |
| 470 | |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 471 | mValues.push_back(FieldValue(Field(mTagId, pos, depth), Value(elem.data.float32))); |
| 472 | |
| 473 | pos[depth]++; |
| 474 | |
| 475 | } break; |
| 476 | case EVENT_TYPE_STRING: { |
| 477 | if (depth < 0 || depth > 2) { |
| 478 | ALOGE("Depth > 2. Not supported!"); |
| 479 | return; |
| 480 | } |
| 481 | |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 482 | // Handles the oneof field in KeyValuePair atom. |
| 483 | if (isKeyValuePairAtom && depth == 2) { |
Tej Singh | 2c96b5a | 2019-02-04 21:28:49 -0800 | [diff] [blame] | 484 | pos[depth] = 4; |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 485 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 486 | mValues.push_back(FieldValue(Field(mTagId, pos, depth), |
| 487 | Value(string(elem.data.string, elem.len)))); |
| 488 | |
| 489 | pos[depth]++; |
| 490 | |
| 491 | } break; |
| 492 | case EVENT_TYPE_LONG: { |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 493 | if (i == 1) { |
| 494 | mElapsedTimestampNs = elem.data.int64; |
| 495 | } else { |
| 496 | if (depth < 0 || depth > 2) { |
| 497 | ALOGE("Depth > 2. Not supported!"); |
| 498 | return; |
| 499 | } |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 500 | // Handles the oneof field in KeyValuePair atom. |
| 501 | if (isKeyValuePairAtom && depth == 2) { |
Tej Singh | 2c96b5a | 2019-02-04 21:28:49 -0800 | [diff] [blame] | 502 | pos[depth] = 3; |
Yangster-mac | e124e42 | 2018-08-16 10:30:28 -0700 | [diff] [blame] | 503 | } |
Yangster-mac | 330af58 | 2018-02-08 15:24:38 -0800 | [diff] [blame] | 504 | mValues.push_back( |
| 505 | FieldValue(Field(mTagId, pos, depth), Value((int64_t)elem.data.int64))); |
| 506 | |
| 507 | pos[depth]++; |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 508 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 509 | } break; |
| 510 | case EVENT_TYPE_LIST: |
| 511 | depth++; |
| 512 | if (depth > 2) { |
| 513 | ALOGE("Depth > 2. Not supported!"); |
| 514 | return; |
| 515 | } |
| 516 | pos[depth] = 1; |
| 517 | |
| 518 | break; |
| 519 | case EVENT_TYPE_LIST_STOP: { |
| 520 | int prevDepth = depth; |
| 521 | depth--; |
| 522 | if (depth >= 0 && depth < 2) { |
| 523 | // Now go back to decorate the previous items that are last at prevDepth. |
| 524 | // So that we can later easily match them with Position=Last matchers. |
| 525 | pos[prevDepth]--; |
| 526 | int path = getEncodedField(pos, prevDepth, false); |
Yao Chen | db43afc | 2018-02-13 09:37:27 -0800 | [diff] [blame] | 527 | for (auto it = mValues.rbegin(); it != mValues.rend(); ++it) { |
| 528 | if (it->mField.getDepth() >= prevDepth && |
| 529 | it->mField.getPath(prevDepth) == path) { |
| 530 | it->mField.decorateLastPos(prevDepth); |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 531 | } else { |
| 532 | // Safe to break, because the items are in DFS order. |
| 533 | break; |
| 534 | } |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 535 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 536 | pos[depth]++; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 537 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 538 | break; |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 539 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 540 | case EVENT_TYPE_UNKNOWN: |
| 541 | break; |
| 542 | default: |
| 543 | break; |
| 544 | } |
Yao Chen | 8023540 | 2017-11-13 20:42:25 -0800 | [diff] [blame] | 545 | i++; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 546 | } while ((elem.type != EVENT_TYPE_UNKNOWN) && !elem.complete); |
Howard Ro | 1a2a399 | 2018-10-22 22:51:57 -0700 | [diff] [blame] | 547 | if (isKeyValuePairAtom && mValues.size() > 0) { |
| 548 | mValues[0] = FieldValue(Field(android::util::KEY_VALUE_PAIRS_ATOM, getSimpleField(1)), |
| 549 | Value((int32_t)mLogUid)); |
| 550 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 551 | } |
| 552 | |
| 553 | int64_t LogEvent::GetLong(size_t key, status_t* err) const { |
Yao Chen | 5bfffb5 | 2018-06-21 16:58:51 -0700 | [diff] [blame] | 554 | // TODO(b/110561208): encapsulate the magical operations in Field struct as static functions |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 555 | int field = getSimpleField(key); |
| 556 | for (const auto& value : mValues) { |
| 557 | if (value.mField.getField() == field) { |
Yao Chen | ab92a1f | 2018-02-13 15:17:55 -0800 | [diff] [blame] | 558 | if (value.mValue.getType() == LONG) { |
| 559 | return value.mValue.long_value; |
| 560 | } else if (value.mValue.getType() == INT) { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 561 | return value.mValue.int_value; |
| 562 | } else { |
| 563 | *err = BAD_TYPE; |
| 564 | return 0; |
| 565 | } |
| 566 | } |
| 567 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 568 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 569 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 570 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 571 | |
| 572 | *err = BAD_INDEX; |
| 573 | return 0; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 574 | } |
| 575 | |
Chenjie Yu | 80f9112 | 2018-01-31 20:24:50 -0800 | [diff] [blame] | 576 | int LogEvent::GetInt(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 577 | int field = getSimpleField(key); |
| 578 | for (const auto& value : mValues) { |
| 579 | if (value.mField.getField() == field) { |
| 580 | if (value.mValue.getType() == INT) { |
| 581 | return value.mValue.int_value; |
| 582 | } else { |
| 583 | *err = BAD_TYPE; |
| 584 | return 0; |
| 585 | } |
| 586 | } |
| 587 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 588 | break; |
| 589 | } |
| 590 | } |
| 591 | |
Chenjie Yu | 80f9112 | 2018-01-31 20:24:50 -0800 | [diff] [blame] | 592 | *err = BAD_INDEX; |
| 593 | return 0; |
Chenjie Yu | 80f9112 | 2018-01-31 20:24:50 -0800 | [diff] [blame] | 594 | } |
| 595 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 596 | const char* LogEvent::GetString(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 597 | int field = getSimpleField(key); |
| 598 | for (const auto& value : mValues) { |
| 599 | if (value.mField.getField() == field) { |
| 600 | if (value.mValue.getType() == STRING) { |
| 601 | return value.mValue.str_value.c_str(); |
| 602 | } else { |
| 603 | *err = BAD_TYPE; |
| 604 | return 0; |
| 605 | } |
| 606 | } |
| 607 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 608 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 609 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 610 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 611 | |
| 612 | *err = BAD_INDEX; |
| 613 | return NULL; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 614 | } |
| 615 | |
| 616 | bool LogEvent::GetBool(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 617 | int field = getSimpleField(key); |
| 618 | for (const auto& value : mValues) { |
| 619 | if (value.mField.getField() == field) { |
| 620 | if (value.mValue.getType() == INT) { |
| 621 | return value.mValue.int_value != 0; |
| 622 | } else if (value.mValue.getType() == LONG) { |
| 623 | return value.mValue.long_value != 0; |
| 624 | } else { |
| 625 | *err = BAD_TYPE; |
| 626 | return false; |
| 627 | } |
| 628 | } |
| 629 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 630 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 631 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 632 | } |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 633 | |
| 634 | *err = BAD_INDEX; |
| 635 | return false; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 636 | } |
| 637 | |
| 638 | float LogEvent::GetFloat(size_t key, status_t* err) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 639 | int field = getSimpleField(key); |
| 640 | for (const auto& value : mValues) { |
| 641 | if (value.mField.getField() == field) { |
| 642 | if (value.mValue.getType() == FLOAT) { |
| 643 | return value.mValue.float_value; |
| 644 | } else { |
| 645 | *err = BAD_TYPE; |
| 646 | return 0.0; |
| 647 | } |
| 648 | } |
| 649 | if ((size_t)value.mField.getPosAtDepth(0) > key) { |
| 650 | break; |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 651 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 652 | } |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 653 | |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 654 | *err = BAD_INDEX; |
| 655 | return 0.0; |
Yangster-mac | d40053e | 2018-01-09 16:29:22 -0800 | [diff] [blame] | 656 | } |
| 657 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 658 | string LogEvent::ToString() const { |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 659 | string result; |
Yao Chen | 8e6f998 | 2018-11-29 09:39:45 -0800 | [diff] [blame] | 660 | result += StringPrintf("{ uid(%d) %lld %lld (%d)", mLogUid, (long long)mLogdTimestampNs, |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 661 | (long long)mElapsedTimestampNs, mTagId); |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 662 | for (const auto& value : mValues) { |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 663 | result += |
| 664 | StringPrintf("%#x", value.mField.getField()) + "->" + value.mValue.toString() + " "; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 665 | } |
Yao Chen | 20e9e62 | 2018-02-28 11:18:51 -0800 | [diff] [blame] | 666 | result += " }"; |
| 667 | return result; |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 668 | } |
| 669 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 670 | void LogEvent::ToProto(ProtoOutputStream& protoOutput) const { |
Yao Chen | 8a8d16c | 2018-02-08 14:50:40 -0800 | [diff] [blame] | 671 | writeFieldValueTreeToStream(mTagId, getValues(), &protoOutput); |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 672 | } |
| 673 | |
| 674 | } // namespace statsd |
| 675 | } // namespace os |
| 676 | } // namespace android |