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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chromeos/reporting/usage_telemetry_periodic_collector_base.h"
#include <memory>
#include <optional>
#include "base/functional/bind.h"
#include "base/time/time.h"
#include "components/reporting/metrics/metric_rate_controller.h"
#include "components/reporting/metrics/metric_report_queue.h"
#include "components/reporting/metrics/reporting_settings.h"
#include "components/reporting/metrics/sampler.h"
#include "components/reporting/proto/synced/metric_data.pb.h"
namespace reporting {
UsageTelemetryPeriodicCollectorBase::UsageTelemetryPeriodicCollectorBase(
Sampler* sampler,
MetricReportQueue* metric_report_queue,
ReportingSettings* reporting_settings,
const std::string& rate_setting_path,
base::TimeDelta default_rate,
int rate_unit_to_ms)
: CollectorBase(sampler),
metric_report_queue_(metric_report_queue),
rate_controller_(std::make_unique<MetricRateController>(
base::BindRepeating(&UsageTelemetryPeriodicCollectorBase::Collect,
base::Unretained(this),
/*is_event_driven=*/false),
reporting_settings,
rate_setting_path,
default_rate,
rate_unit_to_ms)) {
rate_controller_->Start();
}
UsageTelemetryPeriodicCollectorBase::~UsageTelemetryPeriodicCollectorBase() =
default;
void UsageTelemetryPeriodicCollectorBase::OnMetricDataCollected(
bool is_event_driven,
std::optional<MetricData> metric_data) {
if (!metric_data.has_value()) {
// No data to report.
return;
}
metric_data->set_timestamp_ms(
base::Time::Now().InMillisecondsSinceUnixEpoch());
metric_report_queue_->Enqueue(std::move(metric_data.value()));
}
bool UsageTelemetryPeriodicCollectorBase::CanCollect() const {
// Relevant checks and validation is performed during metric collection by
// corresponding usage observers. Because we normally do not record timestamp
// with usage telemetry data, we report it right away to prevent staleness.
return true;
}
} // namespace reporting
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