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
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/metrics/drive_metrics_provider.h"
#include "base/base_paths.h"
#include "base/check_op.h"
#include "base/files/file_path.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/location.h"
#include "base/path_service.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "base/threading/scoped_blocking_call.h"
namespace metrics {
DriveMetricsProvider::DriveMetricsProvider(int local_state_path_key)
: local_state_path_key_(local_state_path_key) {}
DriveMetricsProvider::~DriveMetricsProvider() {}
void DriveMetricsProvider::ProvideSystemProfileMetrics(
metrics::SystemProfileProto* system_profile_proto) {
auto* hardware = system_profile_proto->mutable_hardware();
FillDriveMetrics(metrics_.app_drive, hardware->mutable_app_drive());
FillDriveMetrics(metrics_.user_data_drive,
hardware->mutable_user_data_drive());
}
void DriveMetricsProvider::AsyncInit(base::OnceClosure done_callback) {
base::ThreadPool::PostTaskAndReplyWithResult(
FROM_HERE,
{base::MayBlock(), base::TaskPriority::BEST_EFFORT,
base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN},
base::BindOnce(&DriveMetricsProvider::GetDriveMetricsOnBackgroundThread,
local_state_path_key_),
base::BindOnce(&DriveMetricsProvider::GotDriveMetrics,
weak_ptr_factory_.GetWeakPtr(), std::move(done_callback)));
}
DriveMetricsProvider::SeekPenaltyResponse::SeekPenaltyResponse()
: success(false) {}
// static
DriveMetricsProvider::DriveMetrics
DriveMetricsProvider::GetDriveMetricsOnBackgroundThread(
int local_state_path_key) {
base::ScopedBlockingCall scoped_blocking_call(FROM_HERE,
base::BlockingType::WILL_BLOCK);
DriveMetricsProvider::DriveMetrics metrics;
QuerySeekPenalty(base::FILE_EXE, &metrics.app_drive);
QuerySeekPenalty(local_state_path_key, &metrics.user_data_drive);
return metrics;
}
// static
void DriveMetricsProvider::QuerySeekPenalty(
int path_service_key,
DriveMetricsProvider::SeekPenaltyResponse* response) {
DCHECK(response);
base::FilePath path;
if (!base::PathService::Get(path_service_key, &path))
return;
response->success = HasSeekPenalty(path, &response->has_seek_penalty);
}
void DriveMetricsProvider::GotDriveMetrics(
base::OnceClosure done_callback,
const DriveMetricsProvider::DriveMetrics& metrics) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
metrics_ = metrics;
std::move(done_callback).Run();
}
void DriveMetricsProvider::FillDriveMetrics(
const DriveMetricsProvider::SeekPenaltyResponse& response,
metrics::SystemProfileProto::Hardware::Drive* drive) {
if (response.success)
drive->set_has_seek_penalty(response.has_seek_penalty);
}
} // namespace metrics
|
