62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
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// Copyright 2017 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef COMPONENTS_METRICS_METRICS_UPLOAD_SCHEDULER_H_
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#define COMPONENTS_METRICS_METRICS_UPLOAD_SCHEDULER_H_
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#include "base/feature_list.h"
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#include "base/functional/callback.h"
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#include "base/time/time.h"
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#include "components/metrics/metrics_scheduler.h"
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namespace metrics {
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// Scheduler task to drive a ReportingService object's uploading.
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class MetricsUploadScheduler : public MetricsScheduler {
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public:
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// Creates MetricsUploadScheduler object with the given |upload_callback|
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// callback to call when uploading should happen. The callback must
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// arrange to call either UploadFinished or UploadCancelled on completion.
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MetricsUploadScheduler(const base::RepeatingClosure& upload_callback,
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bool fast_startup_for_testing);
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MetricsUploadScheduler(const MetricsUploadScheduler&) = delete;
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MetricsUploadScheduler& operator=(const MetricsUploadScheduler&) = delete;
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~MetricsUploadScheduler() override;
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// Callback from MetricsService when a triggered upload finishes.
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void UploadFinished(bool server_is_healthy);
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// Callback from MetricsService when an upload is cancelled.
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// Also stops the scheduler.
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void StopAndUploadCancelled();
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// Callback from MetricsService when an upload is cancelled because it would
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// be over the allowed data usage cap.
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void UploadOverDataUsageCap();
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// Time delay after a log is uploaded successfully before attempting another.
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// On mobile, keeping the radio on is very expensive, so prefer to keep this
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// short and send in bursts.
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static base::TimeDelta GetUnsentLogsInterval();
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// Initial time delay after a log uploaded fails before retrying it.
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static base::TimeDelta GetInitialBackoffInterval();
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private:
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// Time to wait between uploads on success.
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const base::TimeDelta unsent_logs_interval_;
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// Initial time to wait between upload retry attempts.
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const base::TimeDelta initial_backoff_interval_;
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// Time to wait for the next upload attempt if the next one fails.
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base::TimeDelta backoff_interval_;
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};
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} // namespace metrics
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#endif // COMPONENTS_METRICS_METRICS_UPLOAD_SCHEDULER_H_
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