blob: ab21ac231171200e1981ac7c79b5ffdb7bcb4be0 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromecast/browser/metrics/cast_stability_metrics_provider.h"
#include <vector>
#include "base/logging.h"
#include "base/metrics/histogram.h"
#include "base/metrics/sparse_histogram.h"
#include "base/prefs/pref_registry_simple.h"
#include "base/prefs/pref_service.h"
#include "chromecast/base/pref_names.h"
#include "chromecast/browser/cast_browser_process.h"
#include "chromecast/browser/metrics/cast_metrics_service_client.h"
#include "components/metrics/metrics_service.h"
#include "components/metrics/proto/system_profile.pb.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/render_process_host.h"
namespace chromecast {
namespace metrics {
namespace {
enum RendererType {
RENDERER_TYPE_RENDERER = 1,
RENDERER_TYPE_EXTENSION, // Not used, but needed for correct histogram count.
// NOTE: Add new action types only immediately above this line. Also,
// make sure the enum list in tools/metrics/histograms/histograms.xml is
// updated with any change in here.
RENDERER_TYPE_COUNT
};
void IncrementPrefValue(const char* path) {
PrefService* pref = shell::CastBrowserProcess::GetInstance()->pref_service();
DCHECK(pref);
int value = pref->GetInteger(path);
pref->SetInteger(path, value + 1);
}
// Converts an exit code into something that can be inserted into our
// histograms (which expect non-negative numbers less than MAX_INT).
int MapCrashExitCodeForHistogram(int exit_code) {
return std::abs(exit_code);
}
} // namespace
// static
void CastStabilityMetricsProvider::RegisterPrefs(PrefRegistrySimple* registry) {
registry->RegisterIntegerPref(prefs::kStabilityRendererCrashCount, 0);
registry->RegisterIntegerPref(prefs::kStabilityRendererFailedLaunchCount, 0);
registry->RegisterIntegerPref(prefs::kStabilityRendererHangCount, 0);
registry->RegisterIntegerPref(prefs::kStabilityChildProcessCrashCount, 0);
}
CastStabilityMetricsProvider::CastStabilityMetricsProvider(
::metrics::MetricsService* metrics_service)
: metrics_service_(metrics_service) {
BrowserChildProcessObserver::Add(this);
}
CastStabilityMetricsProvider::~CastStabilityMetricsProvider() {
BrowserChildProcessObserver::Remove(this);
}
void CastStabilityMetricsProvider::OnRecordingEnabled() {
registrar_.Add(this,
content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
content::NotificationService::AllSources());
registrar_.Add(this,
content::NOTIFICATION_RENDER_WIDGET_HOST_HANG,
content::NotificationService::AllSources());
}
void CastStabilityMetricsProvider::OnRecordingDisabled() {
registrar_.RemoveAll();
}
void CastStabilityMetricsProvider::ProvideStabilityMetrics(
::metrics::SystemProfileProto* system_profile_proto) {
PrefService* pref = shell::CastBrowserProcess::GetInstance()->pref_service();
::metrics::SystemProfileProto_Stability* stability_proto =
system_profile_proto->mutable_stability();
int count = pref->GetInteger(prefs::kStabilityChildProcessCrashCount);
if (count) {
stability_proto->set_child_process_crash_count(count);
pref->SetInteger(prefs::kStabilityChildProcessCrashCount, 0);
}
count = pref->GetInteger(prefs::kStabilityRendererCrashCount);
if (count) {
stability_proto->set_renderer_crash_count(count);
pref->SetInteger(prefs::kStabilityRendererCrashCount, 0);
}
count = pref->GetInteger(prefs::kStabilityRendererFailedLaunchCount);
if (count) {
stability_proto->set_renderer_failed_launch_count(count);
pref->SetInteger(prefs::kStabilityRendererFailedLaunchCount, 0);
}
count = pref->GetInteger(prefs::kStabilityRendererHangCount);
if (count) {
stability_proto->set_renderer_hang_count(count);
pref->SetInteger(prefs::kStabilityRendererHangCount, 0);
}
}
void CastStabilityMetricsProvider::LogExternalCrash(
const std::string& crash_type) {
if (crash_type == "user")
IncrementPrefValue(prefs::kStabilityOtherUserCrashCount);
else if (crash_type == "kernel")
IncrementPrefValue(prefs::kStabilityKernelCrashCount);
else if (crash_type == "uncleanshutdown")
IncrementPrefValue(prefs::kStabilitySystemUncleanShutdownCount);
else
NOTREACHED() << "Unexpected crash type " << crash_type;
// Wake up metrics logs sending if necessary now that new
// log data is available.
metrics_service_->OnApplicationNotIdle();
}
void CastStabilityMetricsProvider::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
switch (type) {
case content::NOTIFICATION_RENDERER_PROCESS_CLOSED: {
content::RenderProcessHost::RendererClosedDetails* process_details =
content::Details<content::RenderProcessHost::RendererClosedDetails>(
details).ptr();
content::RenderProcessHost* host =
content::Source<content::RenderProcessHost>(source).ptr();
LogRendererCrash(
host, process_details->status, process_details->exit_code);
break;
}
case content::NOTIFICATION_RENDER_WIDGET_HOST_HANG:
LogRendererHang();
break;
default:
NOTREACHED();
break;
}
}
void CastStabilityMetricsProvider::BrowserChildProcessCrashed(
const content::ChildProcessData& data,
int exit_code) {
IncrementPrefValue(prefs::kStabilityChildProcessCrashCount);
}
void CastStabilityMetricsProvider::LogRendererCrash(
content::RenderProcessHost* host,
base::TerminationStatus status,
int exit_code) {
if (status == base::TERMINATION_STATUS_PROCESS_CRASHED ||
status == base::TERMINATION_STATUS_ABNORMAL_TERMINATION) {
IncrementPrefValue(prefs::kStabilityRendererCrashCount);
UMA_HISTOGRAM_SPARSE_SLOWLY("CrashExitCodes.Renderer",
MapCrashExitCodeForHistogram(exit_code));
UMA_HISTOGRAM_ENUMERATION("BrowserRenderProcessHost.ChildCrashes",
RENDERER_TYPE_RENDERER, RENDERER_TYPE_COUNT);
} else if (status == base::TERMINATION_STATUS_PROCESS_WAS_KILLED) {
UMA_HISTOGRAM_ENUMERATION("BrowserRenderProcessHost.ChildKills",
RENDERER_TYPE_RENDERER, RENDERER_TYPE_COUNT);
} else if (status == base::TERMINATION_STATUS_STILL_RUNNING) {
UMA_HISTOGRAM_ENUMERATION("BrowserRenderProcessHost.DisconnectedAlive",
RENDERER_TYPE_RENDERER, RENDERER_TYPE_COUNT);
} else if (status == base::TERMINATION_STATUS_LAUNCH_FAILED) {
IncrementPrefValue(prefs::kStabilityRendererFailedLaunchCount);
}
}
void CastStabilityMetricsProvider::LogRendererHang() {
IncrementPrefValue(prefs::kStabilityRendererHangCount);
}
} // namespace metrics
} // namespace chromecast