blob: 5f7a7824a252a6a733bf707c6d9d54d616a2bbb2 [file] [log] [blame]
// Copyright 2014 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 CHROME_BROWSER_METRICS_CHROMEOS_METRICS_PROVIDER_H_
#define CHROME_BROWSER_METRICS_CHROMEOS_METRICS_PROVIDER_H_
#include <stdint.h>
#include "base/feature_list.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/metrics/perf/profile_provider_chromeos.h"
#include "components/metrics/metrics_log_uploader.h"
#include "components/metrics/metrics_provider.h"
namespace arc {
struct ArcFeatures;
}
namespace device {
class BluetoothAdapter;
}
namespace features {
extern const base::Feature kUmaShortHWClass;
}
namespace metrics {
class CachedMetricsProfile;
class ChromeUserMetricsExtension;
}
class PrefRegistrySimple;
// Performs ChromeOS specific metrics logging.
class ChromeOSMetricsProvider : public metrics::MetricsProvider {
public:
// Possible device enrollment status for a Chrome OS device.
// Used by UMA histogram, so entries shouldn't be reordered or removed.
enum EnrollmentStatus {
NON_MANAGED,
UNUSED, // Formerly MANAGED_EDU, see crbug.com/462770.
MANAGED,
ERROR_GETTING_ENROLLMENT_STATUS,
ENROLLMENT_STATUS_MAX,
};
explicit ChromeOSMetricsProvider(
metrics::MetricsLogUploader::MetricServiceType service_type);
~ChromeOSMetricsProvider() override;
static void RegisterPrefs(PrefRegistrySimple* registry);
// Records a crash.
static void LogCrash(const std::string& crash_type);
// Returns Enterprise Enrollment status.
static EnrollmentStatus GetEnrollmentStatus();
// Loads hardware class information. When this task is complete, |callback|
// is run.
void InitTaskGetFullHardwareClass(const base::Closure& callback);
// Creates the Bluetooth adapter. When this task is complete, |callback| is
// run.
void InitTaskGetBluetoothAdapter(const base::Closure& callback);
// Retrieves ARC features using ArcFeaturesParser. When this task is complete,
// |callback| is run.
void InitTaskGetArcFeatures(const base::RepeatingClosure& callback);
// metrics::MetricsProvider:
void Init() override;
void AsyncInit(const base::Closure& done_callback) override;
void OnDidCreateMetricsLog() override;
void ProvideSystemProfileMetrics(
metrics::SystemProfileProto* system_profile_proto) override;
void ProvideStabilityMetrics(
metrics::SystemProfileProto* system_profile_proto) override;
void ProvideCurrentSessionData(
metrics::ChromeUserMetricsExtension* uma_proto) override;
private:
// Update the number of users logged into a multi-profile session.
// If the number of users change while the log is open, the call invalidates
// the user count value.
void UpdateMultiProfileUserCount(
metrics::SystemProfileProto* system_profile_proto);
// Sets the Bluetooth Adapter instance used for the WriteBluetoothProto()
// call and calls callback.
void SetBluetoothAdapter(base::Closure callback,
scoped_refptr<device::BluetoothAdapter> adapter);
// Sets the full hardware class, then calls the callback.
void SetFullHardwareClass(base::Closure callback,
std::string full_hardware_class);
// Updates ARC-related system profile fields, then calls the callback.
void OnArcFeaturesParsed(base::RepeatingClosure callback,
base::Optional<arc::ArcFeatures> features);
// Writes info about paired Bluetooth devices on this system.
void WriteBluetoothProto(metrics::SystemProfileProto* system_profile_proto);
// Called from the ProvideCurrentSessionData(...) to record UserType.
void UpdateUserTypeUMA();
// Writes info about the linked Android phone if there is one.
void WriteLinkedAndroidPhoneProto(
metrics::SystemProfileProto* system_profile_proto);
// For collecting systemwide performance data via the UMA channel.
std::unique_ptr<metrics::ProfileProvider> profile_provider_;
// Use the first signed-in profile for profile-dependent metrics.
std::unique_ptr<metrics::CachedMetricsProfile> cached_profile_;
// Bluetooth Adapter instance for collecting information about paired devices.
scoped_refptr<device::BluetoothAdapter> adapter_;
// Whether the user count was registered at the last log initialization.
bool registered_user_count_at_log_initialization_;
// The user count at the time that a log was last initialized. Contains a
// valid value only if |registered_user_count_at_log_initialization_| is
// true.
uint64_t user_count_at_log_initialization_;
// Short Hardware class. This value identifies the board of the hardware.
std::string hardware_class_;
// Hardware class (e.g., hardware qualification ID). This value identifies
// the configured system components such as CPU, WiFi adapter, etc.
std::string full_hardware_class_;
// ARC release version obtained from build properties.
base::Optional<std::string> arc_release_ = base::nullopt;
base::WeakPtrFactory<ChromeOSMetricsProvider> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(ChromeOSMetricsProvider);
};
#endif // CHROME_BROWSER_METRICS_CHROMEOS_METRICS_PROVIDER_H_