| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_TRACING_BACKGROUND_TRACING_MANAGER_IMPL_H_ |
| #define CONTENT_BROWSER_TRACING_BACKGROUND_TRACING_MANAGER_IMPL_H_ |
| |
| #include "base/lazy_instance.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted_memory.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/metrics/histogram.h" |
| #include "content/browser/tracing/background_tracing_config_impl.h" |
| #include "content/browser/tracing/tracing_controller_impl.h" |
| #include "content/public/browser/background_tracing_manager.h" |
| |
| namespace content { |
| |
| class BackgroundTracingRule; |
| class TraceMessageFilter; |
| class TracingDelegate; |
| |
| class BackgroundTracingManagerImpl : public BackgroundTracingManager { |
| public: |
| static CONTENT_EXPORT BackgroundTracingManagerImpl* GetInstance(); |
| |
| bool SetActiveScenario(scoped_ptr<BackgroundTracingConfig>, |
| const ReceiveCallback&, |
| DataFiltering data_filtering) override; |
| void WhenIdle(IdleCallback idle_callback) override; |
| |
| void TriggerNamedEvent(TriggerHandle, StartedFinalizingCallback) override; |
| TriggerHandle RegisterTriggerType(const char* trigger_name) override; |
| |
| void OnHistogramTrigger(const std::string& histogram_name); |
| |
| void OnRuleTriggered(const BackgroundTracingRule* triggered_rule, |
| StartedFinalizingCallback callback); |
| void AbortScenario(); |
| bool HasActiveScenario() override; |
| |
| // For tests |
| void InvalidateTriggerHandlesForTesting() override; |
| void SetTracingEnabledCallbackForTesting( |
| const base::Closure& callback) override; |
| CONTENT_EXPORT void SetRuleTriggeredCallbackForTesting( |
| const base::Closure& callback); |
| void FireTimerForTesting() override; |
| CONTENT_EXPORT bool IsTracingForTesting(); |
| |
| private: |
| BackgroundTracingManagerImpl(); |
| ~BackgroundTracingManagerImpl() override; |
| |
| void StartTracing(std::string, base::trace_event::TraceRecordMode); |
| void StartTracingIfConfigNeedsIt(); |
| void OnFinalizeStarted( |
| scoped_ptr<const base::DictionaryValue> metadata, |
| base::RefCountedString*); |
| void OnFinalizeComplete(); |
| void BeginFinalizing(StartedFinalizingCallback); |
| void ValidateStartupScenario(); |
| |
| void AddCustomMetadata(TracingControllerImpl::TraceDataSink*) const; |
| |
| std::string GetTriggerNameFromHandle(TriggerHandle handle) const; |
| bool IsTriggerHandleValid(TriggerHandle handle) const; |
| |
| BackgroundTracingRule* GetRuleAbleToTriggerTracing( |
| TriggerHandle handle) const; |
| bool IsSupportedConfig(BackgroundTracingConfigImpl* config); |
| |
| std::string GetCategoryFilterStringForCategoryPreset( |
| BackgroundTracingConfigImpl::CategoryPreset) const; |
| |
| class TracingTimer { |
| public: |
| explicit TracingTimer(StartedFinalizingCallback); |
| ~TracingTimer(); |
| |
| void StartTimer(int seconds); |
| void CancelTimer(); |
| void FireTimerForTesting(); |
| |
| private: |
| void TracingTimerFired(); |
| |
| base::OneShotTimer tracing_timer_; |
| StartedFinalizingCallback callback_; |
| }; |
| |
| scoped_ptr<TracingDelegate> delegate_; |
| scoped_ptr<const content::BackgroundTracingConfigImpl> config_; |
| std::map<TriggerHandle, std::string> trigger_handles_; |
| scoped_ptr<TracingTimer> tracing_timer_; |
| ReceiveCallback receive_callback_; |
| |
| bool is_gathering_; |
| bool is_tracing_; |
| bool requires_anonymized_data_; |
| int trigger_handle_ids_; |
| |
| TriggerHandle triggered_named_event_handle_; |
| |
| IdleCallback idle_callback_; |
| base::Closure tracing_enabled_callback_for_testing_; |
| base::Closure rule_triggered_callback_for_testing_; |
| |
| friend struct base::DefaultLazyInstanceTraits<BackgroundTracingManagerImpl>; |
| |
| DISALLOW_COPY_AND_ASSIGN(BackgroundTracingManagerImpl); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_TRACING_BACKGROUND_TRACING_MANAGER_IMPL_H_ |