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// 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/app/cast_main_delegate.h"
#include <algorithm>
#include <string>
#include <vector>
#include "base/command_line.h"
#include "base/cpu.h"
#include "base/files/file.h"
#include "base/files/file_enumerator.h"
#include "base/files/file_util.h"
#include "base/lazy_instance.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/posix/global_descriptors.h"
#include "build/build_config.h"
#include "chromecast/base/cast_paths.h"
#include "chromecast/browser/cast_content_browser_client.h"
#include "chromecast/common/cast_resource_delegate.h"
#include "chromecast/common/global_descriptors.h"
#include "chromecast/renderer/cast_content_renderer_client.h"
#include "chromecast/utility/cast_content_utility_client.h"
#include "components/crash/content/app/crash_reporter_client.h"
#include "content/public/browser/browser_main_runner.h"
#include "content/public/common/content_switches.h"
#include "ui/base/resource/resource_bundle.h"
#if defined(OS_ANDROID)
#include "base/android/apk_assets.h"
#include "chromecast/app/android/cast_crash_reporter_client_android.h"
#include "chromecast/app/android/crash_handler.h"
#else
#include "chromecast/app/linux/cast_crash_reporter_client.h"
#endif // defined(OS_ANDROID)
namespace {
#if !defined(OS_ANDROID)
base::LazyInstance<chromecast::CastCrashReporterClient>::Leaky
g_crash_reporter_client = LAZY_INSTANCE_INITIALIZER;
#endif // !defined(OS_ANDROID)
#if defined(OS_ANDROID)
const int kMaxCrashFiles = 10;
#endif // defined(OS_ANDROID)
} // namespace
namespace chromecast {
namespace shell {
CastMainDelegate::CastMainDelegate() {
}
CastMainDelegate::~CastMainDelegate() {
}
bool CastMainDelegate::BasicStartupComplete(int* exit_code) {
RegisterPathProvider();
logging::LoggingSettings settings;
settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
#if defined(OS_ANDROID)
const base::CommandLine* command_line(base::CommandLine::ForCurrentProcess());
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
// Browser process logs are recorded for attaching with crash dumps.
if (process_type.empty()) {
base::FilePath log_file;
PathService::Get(FILE_CAST_ANDROID_LOG, &log_file);
settings.logging_dest = logging::LOG_TO_ALL;
settings.log_file = log_file.value().c_str();
settings.delete_old = logging::DELETE_OLD_LOG_FILE;
}
#endif // defined(OS_ANDROID)
logging::InitLogging(settings);
// Time, process, and thread ID are available through logcat.
logging::SetLogItems(true, true, false, false);
#if defined(OS_ANDROID)
// Only delete the old crash dumps if the current process is the browser
// process. Empty |process_type| signifies browser process.
if (process_type.empty()) {
// Get a listing of all of the crash dump files.
base::FilePath crash_directory;
if (CastCrashReporterClientAndroid::GetCrashDumpLocation(
process_type, &crash_directory)) {
base::FileEnumerator crash_directory_list(crash_directory, false,
base::FileEnumerator::FILES);
std::vector<base::FilePath> crash_files;
for (base::FilePath file = crash_directory_list.Next(); !file.empty();
file = crash_directory_list.Next()) {
crash_files.push_back(file);
}
// Delete crash dumps except for the |kMaxCrashFiles| most recent ones.
if (crash_files.size() > kMaxCrashFiles) {
auto newest_first =
[](const base::FilePath& l, const base::FilePath& r) -> bool {
base::File::Info l_info, r_info;
base::GetFileInfo(l, &l_info);
base::GetFileInfo(r, &r_info);
return l_info.last_modified > r_info.last_modified;
};
std::partial_sort(crash_files.begin(),
crash_files.begin() + kMaxCrashFiles,
crash_files.end(), newest_first);
for (auto file = crash_files.begin() + kMaxCrashFiles;
file != crash_files.end(); ++file) {
base::DeleteFile(*file, false);
}
}
}
}
#endif // defined(OS_ANDROID)
content::SetContentClient(&content_client_);
return false;
}
void CastMainDelegate::PreSandboxStartup() {
#if defined(ARCH_CPU_ARM_FAMILY) && (defined(OS_ANDROID) || defined(OS_LINUX))
// Create an instance of the CPU class to parse /proc/cpuinfo and cache the
// results. This data needs to be cached when file-reading is still allowed,
// since base::CPU expects to be callable later, when file-reading is no
// longer allowed.
base::CPU cpu_info;
#endif
const base::CommandLine* command_line(base::CommandLine::ForCurrentProcess());
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
#if defined(OS_ANDROID)
base::FilePath log_file;
PathService::Get(FILE_CAST_ANDROID_LOG, &log_file);
chromecast::CrashHandler::Initialize(process_type, log_file);
#else
crash_reporter::SetCrashReporterClient(g_crash_reporter_client.Pointer());
if (process_type != switches::kZygoteProcess) {
CastCrashReporterClient::InitCrashReporter(process_type);
}
#endif // defined(OS_ANDROID)
InitializeResourceBundle();
}
int CastMainDelegate::RunProcess(
const std::string& process_type,
const content::MainFunctionParams& main_function_params) {
#if defined(OS_ANDROID)
if (!process_type.empty())
return -1;
// Note: Android must handle running its own browser process.
// See ChromeMainDelegateAndroid::RunProcess.
browser_runner_.reset(content::BrowserMainRunner::Create());
return browser_runner_->Initialize(main_function_params);
#else
return -1;
#endif // defined(OS_ANDROID)
}
#if !defined(OS_ANDROID)
void CastMainDelegate::ZygoteForked() {
const base::CommandLine* command_line(base::CommandLine::ForCurrentProcess());
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
CastCrashReporterClient::InitCrashReporter(process_type);
}
#endif // !defined(OS_ANDROID)
void CastMainDelegate::InitializeResourceBundle() {
base::FilePath pak_file;
CHECK(PathService::Get(FILE_CAST_PAK, &pak_file));
#if defined(OS_ANDROID)
// On Android, the renderer runs with a different UID and can never access
// the file system. Use the file descriptor passed in at launch time.
auto global_descriptors = base::GlobalDescriptors::GetInstance();
int pak_fd = global_descriptors->MaybeGet(kAndroidPakDescriptor);
base::MemoryMappedFile::Region pak_region;
if (pak_fd >= 0) {
pak_region = global_descriptors->GetRegion(kAndroidPakDescriptor);
ui::ResourceBundle::InitSharedInstanceWithPakFileRegion(base::File(pak_fd),
pak_region);
ui::ResourceBundle::GetSharedInstance().AddDataPackFromFileRegion(
base::File(pak_fd), pak_region, ui::SCALE_FACTOR_100P);
return;
} else {
pak_fd = base::android::OpenApkAsset("assets/cast_shell.pak", &pak_region);
// Loaded from disk for browsertests.
if (pak_fd < 0) {
int flags = base::File::FLAG_OPEN | base::File::FLAG_READ;
pak_fd = base::File(pak_file, flags).TakePlatformFile();
pak_region = base::MemoryMappedFile::Region::kWholeFile;
}
DCHECK_GE(pak_fd, 0);
global_descriptors->Set(kAndroidPakDescriptor, pak_fd, pak_region);
}
#endif // defined(OS_ANDROID)
resource_delegate_.reset(new CastResourceDelegate());
// TODO(gunsch): Use LOAD_COMMON_RESOURCES once ResourceBundle no longer
// hardcodes resource file names.
ui::ResourceBundle::InitSharedInstanceWithLocale(
"en-US", resource_delegate_.get(),
ui::ResourceBundle::DO_NOT_LOAD_COMMON_RESOURCES);
#if defined(OS_ANDROID)
ui::ResourceBundle::GetSharedInstance().AddDataPackFromFileRegion(
base::File(pak_fd), pak_region, ui::SCALE_FACTOR_NONE);
#else
ui::ResourceBundle::GetSharedInstance().AddDataPackFromPath(
pak_file, ui::SCALE_FACTOR_NONE);
#endif // defined(OS_ANDROID)
}
content::ContentBrowserClient* CastMainDelegate::CreateContentBrowserClient() {
browser_client_ = CastContentBrowserClient::Create();
return browser_client_.get();
}
content::ContentRendererClient*
CastMainDelegate::CreateContentRendererClient() {
renderer_client_ = CastContentRendererClient::Create();
return renderer_client_.get();
}
content::ContentUtilityClient* CastMainDelegate::CreateContentUtilityClient() {
utility_client_ = CastContentUtilityClient::Create();
return utility_client_.get();
}
} // namespace shell
} // namespace chromecast
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