1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_METRICS_METRICS_UPLOAD_SCHEDULER_H_
#define COMPONENTS_METRICS_METRICS_UPLOAD_SCHEDULER_H_
#include "base/feature_list.h"
#include "base/functional/callback.h"
#include "base/time/time.h"
#include "components/metrics/metrics_scheduler.h"
namespace metrics {
// Scheduler task to drive a ReportingService object's uploading.
class MetricsUploadScheduler : public MetricsScheduler {
public:
// Creates MetricsUploadScheduler object with the given |upload_callback|
// callback to call when uploading should happen. The callback must
// arrange to call either UploadFinished or UploadCancelled on completion.
MetricsUploadScheduler(const base::RepeatingClosure& upload_callback,
bool fast_startup_for_testing);
MetricsUploadScheduler(const MetricsUploadScheduler&) = delete;
MetricsUploadScheduler& operator=(const MetricsUploadScheduler&) = delete;
~MetricsUploadScheduler() override;
// Callback from MetricsService when a triggered upload finishes.
void UploadFinished(bool server_is_healthy);
// Callback from MetricsService when an upload is cancelled.
// Also stops the scheduler.
void StopAndUploadCancelled();
// Callback from MetricsService when an upload is cancelled because it would
// be over the allowed data usage cap.
void UploadOverDataUsageCap();
// Time delay after a log is uploaded successfully before attempting another.
// On mobile, keeping the radio on is very expensive, so prefer to keep this
// short and send in bursts.
static base::TimeDelta GetUnsentLogsInterval();
// Initial time delay after a log uploaded fails before retrying it.
static base::TimeDelta GetInitialBackoffInterval();
private:
// Time to wait between uploads on success.
const base::TimeDelta unsent_logs_interval_;
// Initial time to wait between upload retry attempts.
const base::TimeDelta initial_backoff_interval_;
// Time to wait for the next upload attempt if the next one fails.
base::TimeDelta backoff_interval_;
};
} // namespace metrics
#endif // COMPONENTS_METRICS_METRICS_UPLOAD_SCHEDULER_H_
|
