Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 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 | |
| 17 | #include "src/trace_processor/importers/proto/proto_trace_reader.h" |
| 18 | |
| 19 | #include <string> |
| 20 | |
| 21 | #include "perfetto/base/build_config.h" |
| 22 | #include "perfetto/base/logging.h" |
| 23 | #include "perfetto/ext/base/optional.h" |
| 24 | #include "perfetto/ext/base/string_view.h" |
| 25 | #include "perfetto/ext/base/utils.h" |
| 26 | #include "perfetto/protozero/proto_decoder.h" |
| 27 | #include "perfetto/protozero/proto_utils.h" |
| 28 | #include "perfetto/trace_processor/status.h" |
| 29 | #include "src/trace_processor/importers/common/clock_tracker.h" |
| 30 | #include "src/trace_processor/importers/common/event_tracker.h" |
| 31 | #include "src/trace_processor/importers/common/track_tracker.h" |
| 32 | #include "src/trace_processor/importers/ftrace/ftrace_module.h" |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 33 | #include "src/trace_processor/importers/proto/metadata_tracker.h" |
| 34 | #include "src/trace_processor/importers/proto/packet_sequence_state.h" |
| 35 | #include "src/trace_processor/importers/proto/proto_incremental_state.h" |
| 36 | #include "src/trace_processor/storage/stats.h" |
| 37 | #include "src/trace_processor/storage/trace_storage.h" |
| 38 | #include "src/trace_processor/trace_sorter.h" |
Alexander Timin | 5a99b5c | 2021-05-11 22:48:07 +0000 | [diff] [blame] | 39 | #include "src/trace_processor/util/descriptors.h" |
Lalit Maganti | 69216ec | 2021-05-21 14:10:42 +0100 | [diff] [blame] | 40 | #include "src/trace_processor/util/gzip_utils.h" |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 41 | |
| 42 | #include "protos/perfetto/common/builtin_clock.pbzero.h" |
| 43 | #include "protos/perfetto/config/trace_config.pbzero.h" |
| 44 | #include "protos/perfetto/trace/clock_snapshot.pbzero.h" |
| 45 | #include "protos/perfetto/trace/extension_descriptor.pbzero.h" |
| 46 | #include "protos/perfetto/trace/perfetto/tracing_service_event.pbzero.h" |
| 47 | #include "protos/perfetto/trace/profiling/profile_common.pbzero.h" |
| 48 | #include "protos/perfetto/trace/trace.pbzero.h" |
| 49 | #include "protos/perfetto/trace/trace_packet.pbzero.h" |
| 50 | |
| 51 | namespace perfetto { |
| 52 | namespace trace_processor { |
| 53 | |
| 54 | ProtoTraceReader::ProtoTraceReader(TraceProcessorContext* ctx) |
| 55 | : context_(ctx) {} |
| 56 | ProtoTraceReader::~ProtoTraceReader() = default; |
| 57 | |
Primiano Tucci | 3264b59 | 2021-11-08 18:20:51 +0000 | [diff] [blame^] | 58 | util::Status ProtoTraceReader::Parse(TraceBlobView blob) { |
| 59 | return tokenizer_.Tokenize(std::move(blob), [this](TraceBlobView packet) { |
| 60 | return ParsePacket(std::move(packet)); |
| 61 | }); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | util::Status ProtoTraceReader::ParseExtensionDescriptor(ConstBytes descriptor) { |
| 65 | protos::pbzero::ExtensionDescriptor::Decoder decoder(descriptor.data, |
| 66 | descriptor.size); |
| 67 | |
| 68 | auto extension = decoder.extension_set(); |
Alexander Timin | 5a99b5c | 2021-05-11 22:48:07 +0000 | [diff] [blame] | 69 | return context_->descriptor_pool_->AddFromFileDescriptorSet( |
Andrew Shulaev | ba0a5d1 | 2021-01-07 08:44:50 +0000 | [diff] [blame] | 70 | extension.data, extension.size, |
Deepanjan Roy | 4ed736c | 2021-08-12 20:54:02 -0400 | [diff] [blame] | 71 | /*skip_prefixes*/ {}, |
Andrew Shulaev | ba0a5d1 | 2021-01-07 08:44:50 +0000 | [diff] [blame] | 72 | /*merge_existing_messages=*/true); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 73 | } |
| 74 | |
| 75 | util::Status ProtoTraceReader::ParsePacket(TraceBlobView packet) { |
| 76 | protos::pbzero::TracePacket::Decoder decoder(packet.data(), packet.length()); |
| 77 | if (PERFETTO_UNLIKELY(decoder.bytes_left())) { |
| 78 | return util::ErrStatus( |
| 79 | "Failed to parse proto packet fully; the trace is probably corrupt."); |
| 80 | } |
| 81 | |
| 82 | // Any compressed packets should have been handled by the tokenizer. |
| 83 | PERFETTO_CHECK(!decoder.has_compressed_packets()); |
| 84 | |
| 85 | const uint32_t seq_id = decoder.trusted_packet_sequence_id(); |
| 86 | auto* state = GetIncrementalStateForPacketSequence(seq_id); |
| 87 | |
| 88 | uint32_t sequence_flags = decoder.sequence_flags(); |
| 89 | |
| 90 | if (decoder.incremental_state_cleared() || |
| 91 | sequence_flags & |
| 92 | protos::pbzero::TracePacket::SEQ_INCREMENTAL_STATE_CLEARED) { |
| 93 | HandleIncrementalStateCleared(decoder); |
| 94 | } else if (decoder.previous_packet_dropped()) { |
| 95 | HandlePreviousPacketDropped(decoder); |
| 96 | } |
| 97 | |
| 98 | // It is important that we parse defaults before parsing other fields such as |
| 99 | // the timestamp, since the defaults could affect them. |
| 100 | if (decoder.has_trace_packet_defaults()) { |
| 101 | auto field = decoder.trace_packet_defaults(); |
Primiano Tucci | 3264b59 | 2021-11-08 18:20:51 +0000 | [diff] [blame^] | 102 | ParseTracePacketDefaults(decoder, packet.slice(field.data, field.size)); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | if (decoder.has_interned_data()) { |
| 106 | auto field = decoder.interned_data(); |
Primiano Tucci | 3264b59 | 2021-11-08 18:20:51 +0000 | [diff] [blame^] | 107 | ParseInternedData(decoder, packet.slice(field.data, field.size)); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 108 | } |
| 109 | |
| 110 | if (decoder.has_clock_snapshot()) { |
| 111 | return ParseClockSnapshot(decoder.clock_snapshot(), |
| 112 | decoder.trusted_packet_sequence_id()); |
| 113 | } |
| 114 | |
| 115 | if (decoder.has_service_event()) { |
| 116 | PERFETTO_DCHECK(decoder.has_timestamp()); |
| 117 | int64_t ts = static_cast<int64_t>(decoder.timestamp()); |
| 118 | return ParseServiceEvent(ts, decoder.service_event()); |
| 119 | } |
| 120 | |
| 121 | if (decoder.has_extension_descriptor()) { |
| 122 | return ParseExtensionDescriptor(decoder.extension_descriptor()); |
| 123 | } |
| 124 | |
| 125 | if (decoder.sequence_flags() & |
| 126 | protos::pbzero::TracePacket::SEQ_NEEDS_INCREMENTAL_STATE) { |
| 127 | if (!seq_id) { |
| 128 | return util::ErrStatus( |
| 129 | "TracePacket specified SEQ_NEEDS_INCREMENTAL_STATE but the " |
| 130 | "TraceWriter's sequence_id is zero (the service is " |
| 131 | "probably too old)"); |
| 132 | } |
| 133 | |
| 134 | if (!state->IsIncrementalStateValid()) { |
| 135 | context_->storage->IncrementStats(stats::tokenizer_skipped_packets); |
| 136 | return util::OkStatus(); |
| 137 | } |
| 138 | } |
| 139 | |
Primiano Tucci | b364e7e | 2021-02-16 10:19:10 +0100 | [diff] [blame] | 140 | // Workaround a bug in the frame timeline traces which is emitting packets |
| 141 | // with zero timestamp (b/179905685). |
| 142 | // TODO(primiano): around mid-2021 there should be no traces that have this |
| 143 | // bug and we should be able to remove this workaround. |
| 144 | if (decoder.has_frame_timeline_event() && decoder.timestamp() == 0) { |
| 145 | context_->storage->IncrementStats( |
| 146 | stats::frame_timeline_event_parser_errors); |
| 147 | return util::OkStatus(); |
| 148 | } |
| 149 | |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 150 | protos::pbzero::TracePacketDefaults::Decoder* defaults = |
| 151 | state->current_generation()->GetTracePacketDefaults(); |
| 152 | |
| 153 | int64_t timestamp; |
| 154 | if (decoder.has_timestamp()) { |
| 155 | timestamp = static_cast<int64_t>(decoder.timestamp()); |
| 156 | |
| 157 | uint32_t timestamp_clock_id = |
| 158 | decoder.has_timestamp_clock_id() |
| 159 | ? decoder.timestamp_clock_id() |
| 160 | : (defaults ? defaults->timestamp_clock_id() : 0); |
| 161 | |
| 162 | if ((decoder.has_chrome_events() || decoder.has_chrome_metadata()) && |
| 163 | (!timestamp_clock_id || |
| 164 | timestamp_clock_id == protos::pbzero::BUILTIN_CLOCK_MONOTONIC)) { |
| 165 | // Chrome event timestamps are in MONOTONIC domain, but may occur in |
| 166 | // traces where (a) no clock snapshots exist or (b) no clock_id is |
| 167 | // specified for their timestamps. Adjust to trace time if we have a clock |
| 168 | // snapshot. |
| 169 | // TODO(eseckler): Set timestamp_clock_id and emit ClockSnapshots in |
| 170 | // chrome and then remove this. |
| 171 | auto trace_ts = context_->clock_tracker->ToTraceTime( |
| 172 | protos::pbzero::BUILTIN_CLOCK_MONOTONIC, timestamp); |
| 173 | if (trace_ts.has_value()) |
| 174 | timestamp = trace_ts.value(); |
| 175 | } else if (timestamp_clock_id) { |
| 176 | // If the TracePacket specifies a non-zero clock-id, translate the |
| 177 | // timestamp into the trace-time clock domain. |
| 178 | ClockTracker::ClockId converted_clock_id = timestamp_clock_id; |
| 179 | bool is_seq_scoped = |
| 180 | ClockTracker::IsReservedSeqScopedClockId(converted_clock_id); |
| 181 | if (is_seq_scoped) { |
| 182 | if (!seq_id) { |
| 183 | return util::ErrStatus( |
| 184 | "TracePacket specified a sequence-local clock id (%" PRIu32 |
| 185 | ") but the TraceWriter's sequence_id is zero (the service is " |
| 186 | "probably too old)", |
| 187 | timestamp_clock_id); |
| 188 | } |
| 189 | converted_clock_id = |
| 190 | ClockTracker::SeqScopedClockIdToGlobal(seq_id, timestamp_clock_id); |
| 191 | } |
| 192 | auto trace_ts = |
| 193 | context_->clock_tracker->ToTraceTime(converted_clock_id, timestamp); |
| 194 | if (!trace_ts.has_value()) { |
| 195 | // ToTraceTime() will increase the |clock_sync_failure| stat on failure. |
Lalit Maganti | 057a01e | 2021-04-19 14:05:34 +0100 | [diff] [blame] | 196 | // We don't return an error here as it will cause the trace to stop |
| 197 | // parsing. Instead, we rely on the stat increment in ToTraceTime() to |
| 198 | // inform the user about the error. |
| 199 | return util::OkStatus(); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 200 | } |
| 201 | timestamp = trace_ts.value(); |
| 202 | } |
| 203 | } else { |
| 204 | timestamp = std::max(latest_timestamp_, context_->sorter->max_timestamp()); |
| 205 | } |
| 206 | latest_timestamp_ = std::max(timestamp, latest_timestamp_); |
| 207 | |
| 208 | auto& modules = context_->modules_by_field; |
| 209 | for (uint32_t field_id = 1; field_id < modules.size(); ++field_id) { |
ssid | 7f0c859 | 2021-03-01 13:35:25 -0800 | [diff] [blame] | 210 | if (!modules[field_id].empty() && decoder.Get(field_id).valid()) { |
| 211 | for (ProtoImporterModule* module : modules[field_id]) { |
| 212 | ModuleResult res = module->TokenizePacket(decoder, &packet, timestamp, |
| 213 | state, field_id); |
| 214 | if (!res.ignored()) |
| 215 | return res.ToStatus(); |
| 216 | } |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 217 | } |
| 218 | } |
| 219 | |
Lalit Maganti | 88eb698 | 2021-03-01 14:28:51 +0000 | [diff] [blame] | 220 | if (decoder.has_trace_config()) { |
| 221 | ParseTraceConfig(decoder.trace_config()); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 222 | } |
| 223 | |
| 224 | // Use parent data and length because we want to parse this again |
| 225 | // later to get the exact type of the packet. |
| 226 | context_->sorter->PushTracePacket(timestamp, state, std::move(packet)); |
| 227 | |
| 228 | return util::OkStatus(); |
| 229 | } |
| 230 | |
Lalit Maganti | 88eb698 | 2021-03-01 14:28:51 +0000 | [diff] [blame] | 231 | void ProtoTraceReader::ParseTraceConfig(protozero::ConstBytes blob) { |
| 232 | protos::pbzero::TraceConfig::Decoder trace_config(blob); |
Lalit Maganti | 09e840c | 2021-09-22 15:23:17 +0100 | [diff] [blame] | 233 | if (trace_config.write_into_file() && !trace_config.flush_period_ms()) { |
| 234 | PERFETTO_ELOG( |
| 235 | "It is strongly recommended to have flush_period_ms set when " |
| 236 | "write_into_file is turned on. This trace will be loaded fully " |
| 237 | "into memory before sorting which increases the likliehoold of " |
| 238 | "OOMs."); |
Lalit Maganti | 88eb698 | 2021-03-01 14:28:51 +0000 | [diff] [blame] | 239 | } |
| 240 | } |
| 241 | |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 242 | void ProtoTraceReader::HandleIncrementalStateCleared( |
| 243 | const protos::pbzero::TracePacket::Decoder& packet_decoder) { |
| 244 | if (PERFETTO_UNLIKELY(!packet_decoder.has_trusted_packet_sequence_id())) { |
| 245 | PERFETTO_ELOG( |
| 246 | "incremental_state_cleared without trusted_packet_sequence_id"); |
| 247 | context_->storage->IncrementStats(stats::interned_data_tokenizer_errors); |
| 248 | return; |
| 249 | } |
| 250 | GetIncrementalStateForPacketSequence( |
| 251 | packet_decoder.trusted_packet_sequence_id()) |
| 252 | ->OnIncrementalStateCleared(); |
Lalit Maganti | 62b741f | 2020-12-10 18:24:00 +0000 | [diff] [blame] | 253 | for (auto& module : context_->modules) { |
| 254 | module->OnIncrementalStateCleared( |
| 255 | packet_decoder.trusted_packet_sequence_id()); |
| 256 | } |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 257 | } |
| 258 | |
| 259 | void ProtoTraceReader::HandlePreviousPacketDropped( |
| 260 | const protos::pbzero::TracePacket::Decoder& packet_decoder) { |
| 261 | if (PERFETTO_UNLIKELY(!packet_decoder.has_trusted_packet_sequence_id())) { |
| 262 | PERFETTO_ELOG("previous_packet_dropped without trusted_packet_sequence_id"); |
| 263 | context_->storage->IncrementStats(stats::interned_data_tokenizer_errors); |
| 264 | return; |
| 265 | } |
| 266 | GetIncrementalStateForPacketSequence( |
| 267 | packet_decoder.trusted_packet_sequence_id()) |
| 268 | ->OnPacketLoss(); |
| 269 | } |
| 270 | |
| 271 | void ProtoTraceReader::ParseTracePacketDefaults( |
| 272 | const protos::pbzero::TracePacket_Decoder& packet_decoder, |
| 273 | TraceBlobView trace_packet_defaults) { |
| 274 | if (PERFETTO_UNLIKELY(!packet_decoder.has_trusted_packet_sequence_id())) { |
| 275 | PERFETTO_ELOG( |
| 276 | "TracePacketDefaults packet without trusted_packet_sequence_id"); |
| 277 | context_->storage->IncrementStats(stats::interned_data_tokenizer_errors); |
| 278 | return; |
| 279 | } |
| 280 | |
| 281 | auto* state = GetIncrementalStateForPacketSequence( |
| 282 | packet_decoder.trusted_packet_sequence_id()); |
| 283 | state->UpdateTracePacketDefaults(std::move(trace_packet_defaults)); |
| 284 | } |
| 285 | |
| 286 | void ProtoTraceReader::ParseInternedData( |
| 287 | const protos::pbzero::TracePacket::Decoder& packet_decoder, |
| 288 | TraceBlobView interned_data) { |
| 289 | if (PERFETTO_UNLIKELY(!packet_decoder.has_trusted_packet_sequence_id())) { |
| 290 | PERFETTO_ELOG("InternedData packet without trusted_packet_sequence_id"); |
| 291 | context_->storage->IncrementStats(stats::interned_data_tokenizer_errors); |
| 292 | return; |
| 293 | } |
| 294 | |
| 295 | auto* state = GetIncrementalStateForPacketSequence( |
| 296 | packet_decoder.trusted_packet_sequence_id()); |
| 297 | |
| 298 | // Don't parse interned data entries until incremental state is valid, because |
| 299 | // they could otherwise be associated with the wrong generation in the state. |
| 300 | if (!state->IsIncrementalStateValid()) { |
| 301 | context_->storage->IncrementStats(stats::tokenizer_skipped_packets); |
| 302 | return; |
| 303 | } |
| 304 | |
| 305 | // Store references to interned data submessages into the sequence's state. |
| 306 | protozero::ProtoDecoder decoder(interned_data.data(), interned_data.length()); |
| 307 | for (protozero::Field f = decoder.ReadField(); f.valid(); |
| 308 | f = decoder.ReadField()) { |
| 309 | auto bytes = f.as_bytes(); |
Primiano Tucci | 3264b59 | 2021-11-08 18:20:51 +0000 | [diff] [blame^] | 310 | state->InternMessage(f.id(), interned_data.slice(bytes.data, bytes.size)); |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 311 | } |
| 312 | } |
| 313 | |
| 314 | util::Status ProtoTraceReader::ParseClockSnapshot(ConstBytes blob, |
| 315 | uint32_t seq_id) { |
| 316 | std::vector<ClockTracker::ClockValue> clocks; |
| 317 | protos::pbzero::ClockSnapshot::Decoder evt(blob.data, blob.size); |
| 318 | if (evt.primary_trace_clock()) { |
| 319 | context_->clock_tracker->SetTraceTimeClock( |
| 320 | static_cast<ClockTracker::ClockId>(evt.primary_trace_clock())); |
| 321 | } |
| 322 | for (auto it = evt.clocks(); it; ++it) { |
| 323 | protos::pbzero::ClockSnapshot::Clock::Decoder clk(*it); |
| 324 | ClockTracker::ClockId clock_id = clk.clock_id(); |
| 325 | if (ClockTracker::IsReservedSeqScopedClockId(clk.clock_id())) { |
| 326 | if (!seq_id) { |
| 327 | return util::ErrStatus( |
| 328 | "ClockSnapshot packet is specifying a sequence-scoped clock id " |
| 329 | "(%" PRIu64 ") but the TracePacket sequence_id is zero", |
| 330 | clock_id); |
| 331 | } |
| 332 | clock_id = ClockTracker::SeqScopedClockIdToGlobal(seq_id, clk.clock_id()); |
| 333 | } |
| 334 | int64_t unit_multiplier_ns = |
| 335 | clk.unit_multiplier_ns() |
| 336 | ? static_cast<int64_t>(clk.unit_multiplier_ns()) |
| 337 | : 1; |
| 338 | clocks.emplace_back(clock_id, clk.timestamp(), unit_multiplier_ns, |
| 339 | clk.is_incremental()); |
| 340 | } |
Lalit Maganti | 710fbbb | 2021-05-14 17:48:01 +0100 | [diff] [blame] | 341 | |
| 342 | uint32_t snapshot_id = context_->clock_tracker->AddSnapshot(clocks); |
| 343 | |
| 344 | // Add the all the clock values to the clock snapshot table. |
| 345 | base::Optional<int64_t> trace_ts_for_check; |
| 346 | for (const auto& clock : clocks) { |
| 347 | // If the clock is incremental, we need to use 0 to map correctly to |
| 348 | // |absolute_timestamp|. |
| 349 | int64_t ts_to_convert = clock.is_incremental ? 0 : clock.absolute_timestamp; |
| 350 | base::Optional<int64_t> opt_trace_ts = |
| 351 | context_->clock_tracker->ToTraceTime(clock.clock_id, ts_to_convert); |
| 352 | if (!opt_trace_ts) { |
| 353 | // This can happen if |AddSnapshot| failed to resolve this clock. Just |
| 354 | // ignore this and move on. |
| 355 | continue; |
| 356 | } |
| 357 | |
| 358 | // Double check that all the clocks in this snapshot resolve to the same |
| 359 | // trace timestamp value. |
| 360 | PERFETTO_DCHECK(!trace_ts_for_check || opt_trace_ts == trace_ts_for_check); |
| 361 | trace_ts_for_check = *opt_trace_ts; |
| 362 | |
| 363 | tables::ClockSnapshotTable::Row row; |
| 364 | row.ts = *opt_trace_ts; |
| 365 | row.clock_id = static_cast<int64_t>(clock.clock_id); |
| 366 | row.clock_value = clock.absolute_timestamp; |
| 367 | row.clock_name = GetBuiltinClockNameOrNull(clock.clock_id); |
| 368 | row.snapshot_id = snapshot_id; |
| 369 | |
| 370 | auto* snapshot_table = context_->storage->mutable_clock_snapshot_table(); |
| 371 | snapshot_table->Insert(row); |
| 372 | } |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 373 | return util::OkStatus(); |
| 374 | } |
| 375 | |
Lalit Maganti | 710fbbb | 2021-05-14 17:48:01 +0100 | [diff] [blame] | 376 | base::Optional<StringId> ProtoTraceReader::GetBuiltinClockNameOrNull( |
| 377 | uint64_t clock_id) { |
| 378 | switch (clock_id) { |
| 379 | case protos::pbzero::ClockSnapshot::Clock::REALTIME: |
| 380 | return context_->storage->InternString("REALTIME"); |
| 381 | case protos::pbzero::ClockSnapshot::Clock::REALTIME_COARSE: |
| 382 | return context_->storage->InternString("REALTIME_COARSE"); |
| 383 | case protos::pbzero::ClockSnapshot::Clock::MONOTONIC: |
| 384 | return context_->storage->InternString("MONOTONIC"); |
| 385 | case protos::pbzero::ClockSnapshot::Clock::MONOTONIC_COARSE: |
| 386 | return context_->storage->InternString("MONOTONIC_COARSE"); |
| 387 | case protos::pbzero::ClockSnapshot::Clock::MONOTONIC_RAW: |
| 388 | return context_->storage->InternString("MONOTONIC_RAW"); |
| 389 | case protos::pbzero::ClockSnapshot::Clock::BOOTTIME: |
| 390 | return context_->storage->InternString("BOOTTIME"); |
| 391 | default: |
| 392 | return base::nullopt; |
| 393 | } |
| 394 | } |
| 395 | |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 396 | util::Status ProtoTraceReader::ParseServiceEvent(int64_t ts, ConstBytes blob) { |
| 397 | protos::pbzero::TracingServiceEvent::Decoder tse(blob); |
| 398 | if (tse.tracing_started()) { |
| 399 | context_->metadata_tracker->SetMetadata(metadata::tracing_started_ns, |
| 400 | Variadic::Integer(ts)); |
| 401 | } |
| 402 | if (tse.tracing_disabled()) { |
| 403 | context_->metadata_tracker->SetMetadata(metadata::tracing_disabled_ns, |
| 404 | Variadic::Integer(ts)); |
| 405 | } |
| 406 | if (tse.all_data_sources_started()) { |
| 407 | context_->metadata_tracker->SetMetadata( |
| 408 | metadata::all_data_source_started_ns, Variadic::Integer(ts)); |
| 409 | } |
Lalit Maganti | 09e840c | 2021-09-22 15:23:17 +0100 | [diff] [blame] | 410 | if (tse.all_data_sources_flushed()) { |
| 411 | context_->sorter->NotifyFlushEvent(); |
| 412 | } |
| 413 | if (tse.read_tracing_buffers_completed()) { |
| 414 | context_->sorter->NotifyReadBufferEvent(); |
| 415 | } |
Lalit Maganti | eb63b08 | 2020-09-10 14:12:20 +0100 | [diff] [blame] | 416 | return util::OkStatus(); |
| 417 | } |
| 418 | |
| 419 | void ProtoTraceReader::NotifyEndOfFile() {} |
| 420 | |
| 421 | } // namespace trace_processor |
| 422 | } // namespace perfetto |