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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
// 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.
#include "content/browser/indexed_db/indexed_db_reporting.h"
#include <string>
#include "base/metrics/histogram_functions.h"
#include "base/strings/strcat.h"
#include "components/services/storage/public/cpp/buckets/bucket_locator.h"
#include "content/browser/indexed_db/indexed_db_leveldb_coding.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
#include "third_party/leveldatabase/env_chromium.h"
namespace content::indexed_db {
namespace {
std::string BucketLocatorToCustomHistogramSuffix(
const storage::BucketLocator& bucket_locator) {
if (bucket_locator.storage_key.origin().host() == "docs.google.com")
return ".Docs";
return std::string();
}
void ParseAndReportIOErrorDetails(const std::string& histogram_name,
const leveldb::Status& s) {
leveldb_env::MethodID method;
base::File::Error error = base::File::FILE_OK;
leveldb_env::ErrorParsingResult result =
leveldb_env::ParseMethodAndError(s, &method, &error);
if (result == leveldb_env::NONE)
return;
base::LinearHistogram::FactoryGet(
base::StrCat({histogram_name, ".EnvMethod"}), 1, leveldb_env::kNumEntries,
leveldb_env::kNumEntries + 1,
base::HistogramBase::kUmaTargetedHistogramFlag)
->Add(method);
if (result == leveldb_env::METHOD_AND_BFE) {
DCHECK_LT(error, 0);
base::LinearHistogram::FactoryGet(
base::StrCat(
{histogram_name, ".BFE.", leveldb_env::MethodIDToString(method)}),
1, -base::File::FILE_ERROR_MAX, -base::File::FILE_ERROR_MAX + 1,
base::HistogramBase::kUmaTargetedHistogramFlag)
->Add(-error);
}
}
void ParseAndReportCorruptionDetails(const std::string& histogram_name,
const leveldb::Status& status) {
int error = leveldb_env::GetCorruptionCode(status);
DCHECK_GE(error, 0);
const int kNumPatterns = leveldb_env::GetNumCorruptionCodes();
base::LinearHistogram::FactoryGet(
base::StrCat({histogram_name, ".Corruption"}), 1, kNumPatterns,
kNumPatterns + 1, base::HistogramBase::kUmaTargetedHistogramFlag)
->Add(error);
}
} // namespace
void ReportOpenStatus(BackingStoreOpenResult result,
const storage::BucketLocator& bucket_locator) {
base::UmaHistogramEnumeration("WebCore.IndexedDB.BackingStore.OpenStatus",
result, INDEXED_DB_BACKING_STORE_OPEN_MAX);
const std::string suffix =
BucketLocatorToCustomHistogramSuffix(bucket_locator);
// Data from the WebCore.IndexedDB.BackingStore.OpenStatus histogram is used
// to generate a graph. So as not to alter the meaning of that graph,
// continue to collect all stats there (above) but also now collect docs stats
// separately (below).
if (!suffix.empty()) {
base::LinearHistogram::FactoryGet(
base::StrCat({"WebCore.IndexedDB.BackingStore.OpenStatus", suffix}), 1,
INDEXED_DB_BACKING_STORE_OPEN_MAX,
INDEXED_DB_BACKING_STORE_OPEN_MAX + 1,
base::HistogramBase::kUmaTargetedHistogramFlag)
->Add(result);
}
}
void ReportInternalError(const char* type, BackingStoreErrorSource location) {
base::Histogram::FactoryGet(
base::StrCat({"WebCore.IndexedDB.BackingStore.", type, "Error"}), 1,
INTERNAL_ERROR_MAX, INTERNAL_ERROR_MAX + 1,
base::HistogramBase::kUmaTargetedHistogramFlag)
->Add(location);
}
void ReportLevelDBError(const std::string& histogram_name,
const leveldb::Status& s) {
if (s.ok()) {
NOTREACHED();
}
enum {
LEVEL_DB_NOT_FOUND,
LEVEL_DB_CORRUPTION,
LEVEL_DB_IO_ERROR,
LEVEL_DB_OTHER,
LEVEL_DB_MAX_ERROR
};
int leveldb_error = LEVEL_DB_OTHER;
if (s.IsNotFound())
leveldb_error = LEVEL_DB_NOT_FOUND;
else if (s.IsCorruption())
leveldb_error = LEVEL_DB_CORRUPTION;
else if (s.IsIOError())
leveldb_error = LEVEL_DB_IO_ERROR;
base::Histogram::FactoryGet(histogram_name, 1, LEVEL_DB_MAX_ERROR,
LEVEL_DB_MAX_ERROR + 1,
base::HistogramBase::kUmaTargetedHistogramFlag)
->Add(leveldb_error);
if (s.IsIOError())
ParseAndReportIOErrorDetails(histogram_name, s);
else
ParseAndReportCorruptionDetails(histogram_name, s);
}
} // namespace content::indexed_db
|
