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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/base/net_log.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/logging.h" | |
| 9 #include "base/strings/string_number_conversions.h" | |
| 10 #include "base/strings/utf_string_conversions.h" | |
| 11 #include "base/time/time.h" | |
| 12 #include "base/values.h" | |
| 13 #include "net/base/net_errors.h" | |
| 14 | |
| 15 namespace net { | |
| 16 | |
| 17 namespace { | |
| 18 | |
| 19 // Returns parameters for logging data transferred events. Includes number of | |
| 20 // bytes transferred and, if the log level indicates bytes should be logged and | |
| 21 // |byte_count| > 0, the bytes themselves. The bytes are hex-encoded, since | |
| 22 // base::StringValue only supports UTF-8. | |
| 23 base::Value* BytesTransferredCallback(int byte_count, | |
| 24 const char* bytes, | |
| 25 NetLog::LogLevel log_level) { | |
| 26 base::DictionaryValue* dict = new base::DictionaryValue(); | |
| 27 dict->SetInteger("byte_count", byte_count); | |
| 28 if (NetLog::IsLoggingBytes(log_level) && byte_count > 0) | |
| 29 dict->SetString("hex_encoded_bytes", base::HexEncode(bytes, byte_count)); | |
| 30 return dict; | |
| 31 } | |
| 32 | |
| 33 base::Value* SourceEventParametersCallback(const NetLog::Source source, | |
| 34 NetLog::LogLevel /* log_level */) { | |
| 35 if (!source.IsValid()) | |
| 36 return NULL; | |
| 37 base::DictionaryValue* event_params = new base::DictionaryValue(); | |
| 38 source.AddToEventParameters(event_params); | |
| 39 return event_params; | |
| 40 } | |
| 41 | |
| 42 base::Value* NetLogIntegerCallback(const char* name, | |
| 43 int value, | |
| 44 NetLog::LogLevel /* log_level */) { | |
| 45 base::DictionaryValue* event_params = new base::DictionaryValue(); | |
| 46 event_params->SetInteger(name, value); | |
| 47 return event_params; | |
| 48 } | |
| 49 | |
| 50 base::Value* NetLogInt64Callback(const char* name, | |
| 51 int64 value, | |
| 52 NetLog::LogLevel /* log_level */) { | |
| 53 base::DictionaryValue* event_params = new base::DictionaryValue(); | |
| 54 event_params->SetString(name, base::Int64ToString(value)); | |
| 55 return event_params; | |
| 56 } | |
| 57 | |
| 58 base::Value* NetLogStringCallback(const char* name, | |
| 59 const std::string* value, | |
| 60 NetLog::LogLevel /* log_level */) { | |
| 61 base::DictionaryValue* event_params = new base::DictionaryValue(); | |
| 62 event_params->SetString(name, *value); | |
| 63 return event_params; | |
| 64 } | |
| 65 | |
| 66 base::Value* NetLogString16Callback(const char* name, | |
| 67 const base::string16* value, | |
| 68 NetLog::LogLevel /* log_level */) { | |
| 69 base::DictionaryValue* event_params = new base::DictionaryValue(); | |
| 70 event_params->SetString(name, *value); | |
| 71 return event_params; | |
| 72 } | |
| 73 | |
| 74 } // namespace | |
| 75 | |
| 76 // LoadTimingInfo requires this be 0. | |
| 77 const uint32 NetLog::Source::kInvalidId = 0; | |
| 78 | |
| 79 NetLog::Source::Source() : type(SOURCE_NONE), id(kInvalidId) { | |
| 80 } | |
| 81 | |
| 82 NetLog::Source::Source(SourceType type, uint32 id) : type(type), id(id) { | |
| 83 } | |
| 84 | |
| 85 bool NetLog::Source::IsValid() const { | |
| 86 return id != kInvalidId; | |
| 87 } | |
| 88 | |
| 89 void NetLog::Source::AddToEventParameters( | |
| 90 base::DictionaryValue* event_params) const { | |
| 91 base::DictionaryValue* dict = new base::DictionaryValue(); | |
| 92 dict->SetInteger("type", static_cast<int>(type)); | |
| 93 dict->SetInteger("id", static_cast<int>(id)); | |
| 94 event_params->Set("source_dependency", dict); | |
| 95 } | |
| 96 | |
| 97 NetLog::ParametersCallback NetLog::Source::ToEventParametersCallback() const { | |
| 98 return base::Bind(&SourceEventParametersCallback, *this); | |
| 99 } | |
| 100 | |
| 101 // static | |
| 102 bool NetLog::Source::FromEventParameters(base::Value* event_params, | |
| 103 Source* source) { | |
| 104 base::DictionaryValue* dict = NULL; | |
| 105 base::DictionaryValue* source_dict = NULL; | |
| 106 int source_id = -1; | |
| 107 int source_type = NetLog::SOURCE_COUNT; | |
| 108 if (!event_params || | |
| 109 !event_params->GetAsDictionary(&dict) || | |
| 110 !dict->GetDictionary("source_dependency", &source_dict) || | |
| 111 !source_dict->GetInteger("id", &source_id) || | |
| 112 !source_dict->GetInteger("type", &source_type)) { | |
| 113 *source = Source(); | |
| 114 return false; | |
| 115 } | |
| 116 | |
| 117 DCHECK_GE(source_id, 0); | |
| 118 DCHECK_LT(source_type, NetLog::SOURCE_COUNT); | |
| 119 *source = Source(static_cast<SourceType>(source_type), source_id); | |
| 120 return true; | |
| 121 } | |
| 122 | |
| 123 base::Value* NetLog::Entry::ToValue() const { | |
| 124 base::DictionaryValue* entry_dict(new base::DictionaryValue()); | |
| 125 | |
| 126 entry_dict->SetString("time", TickCountToString(data_->time)); | |
| 127 | |
| 128 // Set the entry source. | |
| 129 base::DictionaryValue* source_dict = new base::DictionaryValue(); | |
| 130 source_dict->SetInteger("id", data_->source.id); | |
| 131 source_dict->SetInteger("type", static_cast<int>(data_->source.type)); | |
| 132 entry_dict->Set("source", source_dict); | |
| 133 | |
| 134 // Set the event info. | |
| 135 entry_dict->SetInteger("type", static_cast<int>(data_->type)); | |
| 136 entry_dict->SetInteger("phase", static_cast<int>(data_->phase)); | |
| 137 | |
| 138 // Set the event-specific parameters. | |
| 139 if (data_->parameters_callback) { | |
| 140 base::Value* value = data_->parameters_callback->Run(log_level_); | |
| 141 if (value) | |
| 142 entry_dict->Set("params", value); | |
| 143 } | |
| 144 | |
| 145 return entry_dict; | |
| 146 } | |
| 147 | |
| 148 base::Value* NetLog::Entry::ParametersToValue() const { | |
| 149 if (data_->parameters_callback) | |
| 150 return data_->parameters_callback->Run(log_level_); | |
| 151 return NULL; | |
| 152 } | |
| 153 | |
| 154 NetLog::EntryData::EntryData( | |
| 155 EventType type, | |
| 156 Source source, | |
| 157 EventPhase phase, | |
| 158 base::TimeTicks time, | |
| 159 const ParametersCallback* parameters_callback) | |
| 160 : type(type), | |
| 161 source(source), | |
| 162 phase(phase), | |
| 163 time(time), | |
| 164 parameters_callback(parameters_callback) { | |
| 165 } | |
| 166 | |
| 167 NetLog::EntryData::~EntryData() { | |
| 168 } | |
| 169 | |
| 170 NetLog::Entry::Entry(const EntryData* data, LogLevel log_level) | |
| 171 : data_(data), log_level_(log_level) { | |
| 172 } | |
| 173 | |
| 174 NetLog::Entry::~Entry() { | |
| 175 } | |
| 176 | |
| 177 NetLog::ThreadSafeObserver::ThreadSafeObserver() : log_level_(LOG_NONE), | |
| 178 net_log_(NULL) { | |
| 179 } | |
| 180 | |
| 181 NetLog::ThreadSafeObserver::~ThreadSafeObserver() { | |
| 182 // Make sure we aren't watching a NetLog on destruction. Because the NetLog | |
| 183 // may pass events to each observer on multiple threads, we cannot safely | |
| 184 // stop watching a NetLog automatically from a parent class. | |
| 185 DCHECK(!net_log_); | |
| 186 } | |
| 187 | |
| 188 NetLog::LogLevel NetLog::ThreadSafeObserver::log_level() const { | |
| 189 DCHECK(net_log_); | |
| 190 return log_level_; | |
| 191 } | |
| 192 | |
| 193 NetLog* NetLog::ThreadSafeObserver::net_log() const { | |
| 194 return net_log_; | |
| 195 } | |
| 196 | |
| 197 void NetLog::ThreadSafeObserver::OnAddEntryData(const EntryData& entry_data) { | |
| 198 OnAddEntry(Entry(&entry_data, log_level())); | |
| 199 } | |
| 200 | |
| 201 NetLog::NetLog() : last_id_(0), effective_log_level_(LOG_NONE) { | |
| 202 } | |
| 203 | |
| 204 NetLog::~NetLog() { | |
| 205 } | |
| 206 | |
| 207 void NetLog::AddGlobalEntry(EventType type) { | |
| 208 AddEntry(type, | |
| 209 Source(net::NetLog::SOURCE_NONE, NextID()), | |
| 210 net::NetLog::PHASE_NONE, | |
| 211 NULL); | |
| 212 } | |
| 213 | |
| 214 void NetLog::AddGlobalEntry( | |
| 215 EventType type, | |
| 216 const NetLog::ParametersCallback& parameters_callback) { | |
| 217 AddEntry(type, | |
| 218 Source(net::NetLog::SOURCE_NONE, NextID()), | |
| 219 net::NetLog::PHASE_NONE, | |
| 220 ¶meters_callback); | |
| 221 } | |
| 222 | |
| 223 uint32 NetLog::NextID() { | |
| 224 return base::subtle::NoBarrier_AtomicIncrement(&last_id_, 1); | |
| 225 } | |
| 226 | |
| 227 NetLog::LogLevel NetLog::GetLogLevel() const { | |
| 228 base::subtle::Atomic32 log_level = | |
| 229 base::subtle::NoBarrier_Load(&effective_log_level_); | |
| 230 return static_cast<net::NetLog::LogLevel>(log_level); | |
| 231 } | |
| 232 | |
| 233 void NetLog::AddThreadSafeObserver( | |
| 234 net::NetLog::ThreadSafeObserver* observer, | |
| 235 LogLevel log_level) { | |
| 236 DCHECK_NE(LOG_NONE, log_level); | |
| 237 base::AutoLock lock(lock_); | |
| 238 | |
| 239 DCHECK(!observer->net_log_); | |
| 240 DCHECK_EQ(LOG_NONE, observer->log_level_); | |
| 241 observers_.AddObserver(observer); | |
| 242 observer->net_log_ = this; | |
| 243 observer->log_level_ = log_level; | |
| 244 UpdateLogLevel(); | |
| 245 } | |
| 246 | |
| 247 void NetLog::SetObserverLogLevel( | |
| 248 net::NetLog::ThreadSafeObserver* observer, | |
| 249 LogLevel log_level) { | |
| 250 DCHECK_NE(LOG_NONE, log_level); | |
| 251 base::AutoLock lock(lock_); | |
| 252 | |
| 253 DCHECK(observers_.HasObserver(observer)); | |
| 254 DCHECK_EQ(this, observer->net_log_); | |
| 255 DCHECK_NE(LOG_NONE, observer->log_level_); | |
| 256 observer->log_level_ = log_level; | |
| 257 UpdateLogLevel(); | |
| 258 } | |
| 259 | |
| 260 void NetLog::RemoveThreadSafeObserver( | |
| 261 net::NetLog::ThreadSafeObserver* observer) { | |
| 262 base::AutoLock lock(lock_); | |
| 263 | |
| 264 DCHECK(observers_.HasObserver(observer)); | |
| 265 DCHECK_EQ(this, observer->net_log_); | |
| 266 DCHECK_NE(LOG_NONE, observer->log_level_); | |
| 267 observers_.RemoveObserver(observer); | |
| 268 observer->net_log_ = NULL; | |
| 269 observer->log_level_ = LOG_NONE; | |
| 270 UpdateLogLevel(); | |
| 271 } | |
| 272 | |
| 273 void NetLog::UpdateLogLevel() { | |
| 274 lock_.AssertAcquired(); | |
| 275 | |
| 276 // Look through all the observers and find the finest granularity | |
| 277 // log level (higher values of the enum imply *lower* log levels). | |
| 278 LogLevel new_effective_log_level = LOG_NONE; | |
| 279 ObserverListBase<ThreadSafeObserver>::Iterator it(observers_); | |
| 280 ThreadSafeObserver* observer; | |
| 281 while ((observer = it.GetNext()) != NULL) { | |
| 282 new_effective_log_level = | |
| 283 std::min(new_effective_log_level, observer->log_level()); | |
| 284 } | |
| 285 base::subtle::NoBarrier_Store(&effective_log_level_, | |
| 286 new_effective_log_level); | |
| 287 } | |
| 288 | |
| 289 // static | |
| 290 std::string NetLog::TickCountToString(const base::TimeTicks& time) { | |
| 291 int64 delta_time = (time - base::TimeTicks()).InMilliseconds(); | |
| 292 return base::Int64ToString(delta_time); | |
| 293 } | |
| 294 | |
| 295 // static | |
| 296 const char* NetLog::EventTypeToString(EventType event) { | |
| 297 switch (event) { | |
| 298 #define EVENT_TYPE(label) case TYPE_ ## label: return #label; | |
| 299 #include "net/base/net_log_event_type_list.h" | |
| 300 #undef EVENT_TYPE | |
| 301 default: | |
| 302 NOTREACHED(); | |
| 303 return NULL; | |
| 304 } | |
| 305 } | |
| 306 | |
| 307 // static | |
| 308 base::Value* NetLog::GetEventTypesAsValue() { | |
| 309 base::DictionaryValue* dict = new base::DictionaryValue(); | |
| 310 for (int i = 0; i < EVENT_COUNT; ++i) { | |
| 311 dict->SetInteger(EventTypeToString(static_cast<EventType>(i)), i); | |
| 312 } | |
| 313 return dict; | |
| 314 } | |
| 315 | |
| 316 // static | |
| 317 const char* NetLog::SourceTypeToString(SourceType source) { | |
| 318 switch (source) { | |
| 319 #define SOURCE_TYPE(label) case SOURCE_ ## label: return #label; | |
| 320 #include "net/base/net_log_source_type_list.h" | |
| 321 #undef SOURCE_TYPE | |
| 322 default: | |
| 323 NOTREACHED(); | |
| 324 return NULL; | |
| 325 } | |
| 326 } | |
| 327 | |
| 328 // static | |
| 329 base::Value* NetLog::GetSourceTypesAsValue() { | |
| 330 base::DictionaryValue* dict = new base::DictionaryValue(); | |
| 331 for (int i = 0; i < SOURCE_COUNT; ++i) { | |
| 332 dict->SetInteger(SourceTypeToString(static_cast<SourceType>(i)), i); | |
| 333 } | |
| 334 return dict; | |
| 335 } | |
| 336 | |
| 337 // static | |
| 338 const char* NetLog::EventPhaseToString(EventPhase phase) { | |
| 339 switch (phase) { | |
| 340 case PHASE_BEGIN: | |
| 341 return "PHASE_BEGIN"; | |
| 342 case PHASE_END: | |
| 343 return "PHASE_END"; | |
| 344 case PHASE_NONE: | |
| 345 return "PHASE_NONE"; | |
| 346 } | |
| 347 NOTREACHED(); | |
| 348 return NULL; | |
| 349 } | |
| 350 | |
| 351 // static | |
| 352 bool NetLog::IsLoggingBytes(LogLevel log_level) { | |
| 353 return log_level == NetLog::LOG_ALL; | |
| 354 } | |
| 355 | |
| 356 // static | |
| 357 bool NetLog::IsLogging(LogLevel log_level) { | |
| 358 return log_level < NetLog::LOG_NONE; | |
| 359 } | |
| 360 | |
| 361 // static | |
| 362 NetLog::ParametersCallback NetLog::IntegerCallback(const char* name, | |
| 363 int value) { | |
| 364 return base::Bind(&NetLogIntegerCallback, name, value); | |
| 365 } | |
| 366 | |
| 367 // static | |
| 368 NetLog::ParametersCallback NetLog::Int64Callback(const char* name, | |
| 369 int64 value) { | |
| 370 return base::Bind(&NetLogInt64Callback, name, value); | |
| 371 } | |
| 372 | |
| 373 // static | |
| 374 NetLog::ParametersCallback NetLog::StringCallback(const char* name, | |
| 375 const std::string* value) { | |
| 376 DCHECK(value); | |
| 377 return base::Bind(&NetLogStringCallback, name, value); | |
| 378 } | |
| 379 | |
| 380 // static | |
| 381 NetLog::ParametersCallback NetLog::StringCallback(const char* name, | |
| 382 const base::string16* value) { | |
| 383 DCHECK(value); | |
| 384 return base::Bind(&NetLogString16Callback, name, value); | |
| 385 } | |
| 386 | |
| 387 void NetLog::AddEntry(EventType type, | |
| 388 const Source& source, | |
| 389 EventPhase phase, | |
| 390 const NetLog::ParametersCallback* parameters_callback) { | |
| 391 if (GetLogLevel() == LOG_NONE) | |
| 392 return; | |
| 393 EntryData entry_data(type, source, phase, base::TimeTicks::Now(), | |
| 394 parameters_callback); | |
| 395 | |
| 396 // Notify all of the log observers. | |
| 397 base::AutoLock lock(lock_); | |
| 398 FOR_EACH_OBSERVER(ThreadSafeObserver, observers_, OnAddEntryData(entry_data)); | |
| 399 } | |
| 400 | |
| 401 void BoundNetLog::AddEntry(NetLog::EventType type, | |
| 402 NetLog::EventPhase phase) const { | |
| 403 if (!net_log_) | |
| 404 return; | |
| 405 net_log_->AddEntry(type, source_, phase, NULL); | |
| 406 } | |
| 407 | |
| 408 void BoundNetLog::AddEntry( | |
| 409 NetLog::EventType type, | |
| 410 NetLog::EventPhase phase, | |
| 411 const NetLog::ParametersCallback& get_parameters) const { | |
| 412 if (!net_log_) | |
| 413 return; | |
| 414 net_log_->AddEntry(type, source_, phase, &get_parameters); | |
| 415 } | |
| 416 | |
| 417 void BoundNetLog::AddEvent(NetLog::EventType type) const { | |
| 418 AddEntry(type, NetLog::PHASE_NONE); | |
| 419 } | |
| 420 | |
| 421 void BoundNetLog::AddEvent( | |
| 422 NetLog::EventType type, | |
| 423 const NetLog::ParametersCallback& get_parameters) const { | |
| 424 AddEntry(type, NetLog::PHASE_NONE, get_parameters); | |
| 425 } | |
| 426 | |
| 427 void BoundNetLog::BeginEvent(NetLog::EventType type) const { | |
| 428 AddEntry(type, NetLog::PHASE_BEGIN); | |
| 429 } | |
| 430 | |
| 431 void BoundNetLog::BeginEvent( | |
| 432 NetLog::EventType type, | |
| 433 const NetLog::ParametersCallback& get_parameters) const { | |
| 434 AddEntry(type, NetLog::PHASE_BEGIN, get_parameters); | |
| 435 } | |
| 436 | |
| 437 void BoundNetLog::EndEvent(NetLog::EventType type) const { | |
| 438 AddEntry(type, NetLog::PHASE_END); | |
| 439 } | |
| 440 | |
| 441 void BoundNetLog::EndEvent( | |
| 442 NetLog::EventType type, | |
| 443 const NetLog::ParametersCallback& get_parameters) const { | |
| 444 AddEntry(type, NetLog::PHASE_END, get_parameters); | |
| 445 } | |
| 446 | |
| 447 void BoundNetLog::AddEventWithNetErrorCode(NetLog::EventType event_type, | |
| 448 int net_error) const { | |
| 449 DCHECK_NE(ERR_IO_PENDING, net_error); | |
| 450 if (net_error >= 0) { | |
| 451 AddEvent(event_type); | |
| 452 } else { | |
| 453 AddEvent(event_type, NetLog::IntegerCallback("net_error", net_error)); | |
| 454 } | |
| 455 } | |
| 456 | |
| 457 void BoundNetLog::EndEventWithNetErrorCode(NetLog::EventType event_type, | |
| 458 int net_error) const { | |
| 459 DCHECK_NE(ERR_IO_PENDING, net_error); | |
| 460 if (net_error >= 0) { | |
| 461 EndEvent(event_type); | |
| 462 } else { | |
| 463 EndEvent(event_type, NetLog::IntegerCallback("net_error", net_error)); | |
| 464 } | |
| 465 } | |
| 466 | |
| 467 void BoundNetLog::AddByteTransferEvent(NetLog::EventType event_type, | |
| 468 int byte_count, | |
| 469 const char* bytes) const { | |
| 470 AddEvent(event_type, base::Bind(BytesTransferredCallback, byte_count, bytes)); | |
| 471 } | |
| 472 | |
| 473 NetLog::LogLevel BoundNetLog::GetLogLevel() const { | |
| 474 if (net_log_) | |
| 475 return net_log_->GetLogLevel(); | |
| 476 return NetLog::LOG_NONE; | |
| 477 } | |
| 478 | |
| 479 bool BoundNetLog::IsLoggingBytes() const { | |
| 480 return NetLog::IsLoggingBytes(GetLogLevel()); | |
| 481 } | |
| 482 | |
| 483 bool BoundNetLog::IsLogging() const { | |
| 484 return NetLog::IsLogging(GetLogLevel()); | |
| 485 } | |
| 486 | |
| 487 // static | |
| 488 BoundNetLog BoundNetLog::Make(NetLog* net_log, | |
| 489 NetLog::SourceType source_type) { | |
| 490 if (!net_log) | |
| 491 return BoundNetLog(); | |
| 492 | |
| 493 NetLog::Source source(source_type, net_log->NextID()); | |
| 494 return BoundNetLog(source, net_log); | |
| 495 } | |
| 496 | |
| 497 } // namespace net | |
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Chromium Code Reviews
Issue 992733002:
Remove //net (except for Android test stuff) and sdch (Closed)
Base URL: git@github.com:domokit/mojo.git@master