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// Copyright (c) 2011 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 "chrome/browser/web_resource/gpu_blacklist_updater.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/prefs/scoped_user_pref_update.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/chrome_version_info.h"
#include "chrome/common/pref_names.h"
#include "content/browser/gpu/gpu_blacklist.h"
#include "content/browser/gpu/gpu_data_manager.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/content_switches.h"
#include "grit/browser_resources.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/gl/gl_implementation.h"
#include "ui/gfx/gl/gl_switches.h"
namespace {
// Delay on first fetch so we don't interfere with startup.
static const int kStartGpuBlacklistFetchDelay = 6000;
// Delay between calls to update the gpu blacklist (48 hours).
static const int kCacheUpdateDelay = 48 * 60 * 60 * 1000;
std::string GetChromeVersionString() {
static std::string cr_version;
if (!cr_version.empty())
return cr_version;
chrome::VersionInfo version_info;
cr_version = version_info.is_valid() ? version_info.Version() : "0";
switch (version_info.GetChannel()) {
case chrome::VersionInfo::CHANNEL_STABLE:
cr_version += " stable";
break;
case chrome::VersionInfo::CHANNEL_BETA:
cr_version += " beta";
break;
case chrome::VersionInfo::CHANNEL_DEV:
cr_version += " dev";
break;
case chrome::VersionInfo::CHANNEL_CANARY:
cr_version += " canary";
break;
default:
cr_version += " unknown";
break;
}
return cr_version;
}
} // namespace anonymous
const char* GpuBlacklistUpdater::kDefaultGpuBlacklistURL =
"https://dl.google.com/dl/edgedl/chrome/gpu/software_rendering_list.json";
GpuBlacklistUpdater::GpuBlacklistUpdater()
: WebResourceService(g_browser_process->local_state(),
GpuBlacklistUpdater::kDefaultGpuBlacklistURL,
false, // don't append locale to URL
chrome::NOTIFICATION_CHROME_END,
prefs::kGpuBlacklistUpdate,
kStartGpuBlacklistFetchDelay,
kCacheUpdateDelay) {
prefs_->RegisterDictionaryPref(prefs::kGpuBlacklist);
InitializeGpuBlacklist();
}
GpuBlacklistUpdater::~GpuBlacklistUpdater() { }
// static
void GpuBlacklistUpdater::SetupOnFileThread() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
// Initialize GpuDataManager instance, which collects preliminary
// graphics information. This has to happen on FILE thread.
GpuDataManager::GetInstance();
// Cache the chrome version string. This has to happen on FILE thread
// because of chrome::VersionInfo::GetChannel().
GetChromeVersionString();
// Skip auto updates in tests.
const CommandLine& command_line = *CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(switches::kSkipGpuDataLoading))
return;
// Post GpuBlacklistUpdate task on UI thread. This has to happen
// after GpuDataManager is initialized, otherwise it might be
// initialzed on UI thread.
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
NewRunnableFunction(&GpuBlacklistUpdater::SetupOnUIThread));
}
// static
void GpuBlacklistUpdater::SetupOnUIThread() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// Initialize GpuBlacklistUpdater, which loads the current blacklist;
// then Schedule a GPU blacklist auto update.
GpuBlacklistUpdater* updater =
g_browser_process->gpu_blacklist_updater();
DCHECK(updater);
updater->StartAfterDelay();
}
void GpuBlacklistUpdater::Unpack(const DictionaryValue& parsed_json) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
prefs_->Set(prefs::kGpuBlacklist, parsed_json);
UpdateGpuBlacklist(parsed_json, false);
}
void GpuBlacklistUpdater::InitializeGpuBlacklist() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// We first load it from the browser resources.
const base::StringPiece gpu_blacklist_json(
ResourceBundle::GetSharedInstance().GetRawDataResource(
IDR_GPU_BLACKLIST));
GpuBlacklist* built_in_list = new GpuBlacklist(GetChromeVersionString());
bool succeed = built_in_list->LoadGpuBlacklist(
gpu_blacklist_json.as_string(), GpuBlacklist::kCurrentOsOnly);
DCHECK(succeed);
GpuDataManager::GetInstance()->SetBuiltInGpuBlacklist(built_in_list);
// Then we check if the cached version is more up-to-date.
const DictionaryValue* gpu_blacklist_cache =
prefs_->GetDictionary(prefs::kGpuBlacklist);
DCHECK(gpu_blacklist_cache);
UpdateGpuBlacklist(*gpu_blacklist_cache, true);
}
void GpuBlacklistUpdater::UpdateGpuBlacklist(
const DictionaryValue& gpu_blacklist_cache, bool preliminary) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
scoped_ptr<GpuBlacklist> gpu_blacklist(
new GpuBlacklist(GetChromeVersionString()));
bool success = gpu_blacklist->LoadGpuBlacklist(
gpu_blacklist_cache, GpuBlacklist::kCurrentOsOnly);
if (success) {
GpuDataManager::GetInstance()->UpdateGpuBlacklist(
gpu_blacklist.release(), preliminary);
}
}
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