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// Copyright 2022 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/device_signals/core/browser/metrics_utils.h"
#include "base/metrics/histogram_functions.h"
#include "base/strings/stringprintf.h"
#include "components/device_signals/core/browser/signals_types.h"
#include "components/device_signals/core/browser/user_permission_service.h"
namespace device_signals {
namespace {
constexpr int kMaxSampleValue = 100;
constexpr char kUserPermissionHistogram[] =
"Enterprise.DeviceSignals.UserPermission";
constexpr char kCollectionRequestHistogram[] =
"Enterprise.DeviceSignals.Collection.Request";
constexpr char kCollectionSuccessHistogram[] =
"Enterprise.DeviceSignals.Collection.Success";
constexpr char kCollectionFailureHistogram[] =
"Enterprise.DeviceSignals.Collection.Failure";
constexpr char kCollectionSignalsCountHistogram[] =
"Enterprise.DeviceSignals.Collection.SignalsCount";
constexpr char kCollectionSuccessLatencyHistogramFormat[] =
"Enterprise.DeviceSignals.Collection.Success.%s.Latency";
constexpr char kCollectionFailureLatencyHistogramFormat[] =
"Enterprise.DeviceSignals.Collection.Failure.%s.Latency";
constexpr char kCollectionRequestItemsSizeHistogramFormat[] =
"Enterprise.DeviceSignals.Collection.Request.%s.Items";
constexpr char kCollectionItemsSizeDeltaHistogramFormat[] =
"Enterprise.DeviceSignals.Collection.%s.Delta";
constexpr char kCollectionSuccessSizeHistogramFormat[] =
"Enterprise.DeviceSignals.Collection.Success.%s.Items";
constexpr char kCollectionSpecificFailureHistogramFormat[] =
"Enterprise.DeviceSignals.Collection.Failure.%sLevelError";
std::string GetHistogramVariant(SignalName signal_name) {
switch (signal_name) {
case SignalName::kAntiVirus:
return "AntiVirus";
case SignalName::kHotfixes:
return "Hotfixes";
case SignalName::kFileSystemInfo:
return "FileSystemInfo";
case SignalName::kSystemSettings:
return "SystemSettings";
case SignalName::kAgent:
return "Agent";
case SignalName::kOsSignals:
return "OsSignals";
case SignalName::kBrowserContextSignals:
return "BrowserContextSignals";
}
}
std::string GetErrorHistogramVariant(SignalName signal_name,
bool is_top_level_error) {
return base::StringPrintf("%s.%s", GetHistogramVariant(signal_name).c_str(),
is_top_level_error ? "Top" : "Collection");
}
} // namespace
void LogUserPermissionChecked(UserPermission permission) {
base::UmaHistogramEnumeration(kUserPermissionHistogram, permission);
}
void LogSignalCollectionRequested(SignalName signal_name) {
base::UmaHistogramEnumeration(kCollectionRequestHistogram, signal_name);
}
void LogSignalsCountRequested(size_t number_of_signals) {
base::UmaHistogramExactLinear(kCollectionSignalsCountHistogram,
number_of_signals, kMaxSampleValue);
}
void LogSignalCollectionRequestedWithItems(SignalName signal_name,
size_t number_of_items) {
base::UmaHistogramExactLinear(
base::StringPrintf(kCollectionRequestItemsSizeHistogramFormat,
GetHistogramVariant(signal_name).c_str()),
number_of_items, kMaxSampleValue);
}
void LogSignalCollectionFailed(SignalName signal_name,
base::TimeTicks start_time,
SignalCollectionError error,
bool is_top_level_error) {
base::UmaHistogramEnumeration(kCollectionFailureHistogram, signal_name);
base::UmaHistogramTimes(
base::StringPrintf(kCollectionFailureLatencyHistogramFormat,
GetHistogramVariant(signal_name).c_str()),
base::TimeTicks::Now() - start_time);
base::UmaHistogramEnumeration(
base::StringPrintf(
kCollectionSpecificFailureHistogramFormat,
GetErrorHistogramVariant(signal_name, is_top_level_error).c_str()),
error);
}
void LogSignalCollectionSucceeded(SignalName signal_name,
base::TimeTicks start_time,
std::optional<size_t> signal_collection_size,
std::optional<size_t> signal_request_size) {
base::UmaHistogramEnumeration(kCollectionSuccessHistogram, signal_name);
const std::string histogram_variant = GetHistogramVariant(signal_name);
base::UmaHistogramTimes(
base::StringPrintf(kCollectionSuccessLatencyHistogramFormat,
histogram_variant.c_str()),
base::TimeTicks::Now() - start_time);
if (signal_collection_size.has_value()) {
base::UmaHistogramExactLinear(
base::StringPrintf(kCollectionSuccessSizeHistogramFormat,
histogram_variant.c_str()),
signal_collection_size.value(), kMaxSampleValue);
if (signal_request_size.has_value()) {
base::UmaHistogramExactLinear(
base::StringPrintf(kCollectionItemsSizeDeltaHistogramFormat,
histogram_variant.c_str()),
signal_request_size.value() - signal_collection_size.value(),
kMaxSampleValue);
}
}
}
void LogCrowdStrikeParsingError(SignalsParsingError error) {
static constexpr char kCrowdStrikeErrorHistogram[] =
"Enterprise.DeviceSignals.Collection.CrowdStrike.Error";
base::UmaHistogramEnumeration(kCrowdStrikeErrorHistogram, error);
}
} // namespace device_signals
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