41931aa5fa
* fix: add patch to disable remote layer APIs * fix: use --disable-gpu-memory-buffer-compositor-resources for MAS build
356 lines
12 KiB
C++
356 lines
12 KiB
C++
// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/app/electron_main_delegate.h"
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#include <iostream>
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#include <memory>
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#include <string>
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#if defined(OS_LINUX)
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#include <glib.h> // for g_setenv()
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#endif
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#include "base/command_line.h"
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#include "base/debug/stack_trace.h"
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#include "base/environment.h"
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#include "base/logging.h"
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#include "base/mac/bundle_locations.h"
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#include "base/path_service.h"
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#include "chrome/common/chrome_paths.h"
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#include "components/content_settings/core/common/content_settings_pattern.h"
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#include "content/public/common/content_switches.h"
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#include "electron/buildflags/buildflags.h"
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#include "extensions/common/constants.h"
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#include "ipc/ipc_buildflags.h"
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#include "services/service_manager/embedder/switches.h"
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#include "services/service_manager/sandbox/switches.h"
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#include "services/tracing/public/cpp/stack_sampling/tracing_sampler_profiler.h"
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#include "shell/app/electron_content_client.h"
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#include "shell/browser/electron_browser_client.h"
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#include "shell/browser/electron_gpu_client.h"
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#include "shell/browser/feature_list.h"
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#include "shell/browser/relauncher.h"
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#include "shell/common/options_switches.h"
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#include "shell/renderer/electron_renderer_client.h"
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#include "shell/renderer/electron_sandboxed_renderer_client.h"
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#include "shell/utility/electron_content_utility_client.h"
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#include "ui/base/l10n/l10n_util.h"
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#include "ui/base/resource/resource_bundle.h"
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#include "ui/base/ui_base_switches.h"
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#if defined(OS_MACOSX)
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#include "shell/app/electron_main_delegate_mac.h"
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#endif
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#if defined(OS_WIN)
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#include "base/win/win_util.h"
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#if defined(_WIN64)
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#include "shell/common/crash_reporter/crash_reporter_win.h"
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#endif
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#endif
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namespace electron {
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namespace {
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const char* kRelauncherProcess = "relauncher";
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bool IsBrowserProcess(base::CommandLine* cmd) {
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std::string process_type = cmd->GetSwitchValueASCII(::switches::kProcessType);
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return process_type.empty();
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}
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bool IsSandboxEnabled(base::CommandLine* command_line) {
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return command_line->HasSwitch(switches::kEnableSandbox) ||
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!command_line->HasSwitch(service_manager::switches::kNoSandbox);
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}
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// Returns true if this subprocess type needs the ResourceBundle initialized
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// and resources loaded.
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bool SubprocessNeedsResourceBundle(const std::string& process_type) {
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return
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#if defined(OS_POSIX) && !defined(OS_MACOSX)
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// The zygote process opens the resources for the renderers.
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process_type == service_manager::switches::kZygoteProcess ||
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#endif
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#if defined(OS_MACOSX)
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// Mac needs them too for scrollbar related images and for sandbox
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// profiles.
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process_type == ::switches::kPpapiPluginProcess ||
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process_type == ::switches::kPpapiBrokerProcess ||
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process_type == ::switches::kGpuProcess ||
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#endif
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process_type == ::switches::kRendererProcess ||
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process_type == ::switches::kUtilityProcess;
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}
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#if defined(OS_WIN)
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void InvalidParameterHandler(const wchar_t*,
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const wchar_t*,
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const wchar_t*,
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unsigned int,
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uintptr_t) {
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// noop.
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}
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#endif
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} // namespace
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void LoadResourceBundle(const std::string& locale) {
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const bool initialized = ui::ResourceBundle::HasSharedInstance();
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if (initialized)
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ui::ResourceBundle::CleanupSharedInstance();
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// Load other resource files.
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base::FilePath pak_dir;
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#if defined(OS_MACOSX)
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pak_dir =
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base::mac::FrameworkBundlePath().Append(FILE_PATH_LITERAL("Resources"));
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#else
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base::PathService::Get(base::DIR_MODULE, &pak_dir);
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#endif
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ui::ResourceBundle::InitSharedInstanceWithLocale(
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locale, nullptr, ui::ResourceBundle::LOAD_COMMON_RESOURCES);
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ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
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bundle.ReloadLocaleResources(locale);
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bundle.AddDataPackFromPath(pak_dir.Append(FILE_PATH_LITERAL("resources.pak")),
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ui::SCALE_FACTOR_NONE);
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}
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ElectronMainDelegate::ElectronMainDelegate() = default;
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ElectronMainDelegate::~ElectronMainDelegate() = default;
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const char* const ElectronMainDelegate::kNonWildcardDomainNonPortSchemes[] = {
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extensions::kExtensionScheme};
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const size_t ElectronMainDelegate::kNonWildcardDomainNonPortSchemesSize =
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base::size(kNonWildcardDomainNonPortSchemes);
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bool ElectronMainDelegate::BasicStartupComplete(int* exit_code) {
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auto* command_line = base::CommandLine::ForCurrentProcess();
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logging::LoggingSettings settings;
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#if defined(OS_WIN)
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#if defined(_WIN64)
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crash_reporter::CrashReporterWin::SetUnhandledExceptionFilter();
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#endif
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// On Windows the terminal returns immediately, so we add a new line to
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// prevent output in the same line as the prompt.
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if (IsBrowserProcess(command_line))
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std::wcout << std::endl;
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#if defined(DEBUG)
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// Print logging to debug.log on Windows
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settings.logging_dest = logging::LOG_TO_ALL;
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base::FilePath log_filename;
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base::PathService::Get(base::DIR_EXE, &log_filename);
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log_filename = log_filename.AppendASCII("debug.log");
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settings.log_file_path = log_filename.value().c_str();
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settings.lock_log = logging::LOCK_LOG_FILE;
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settings.delete_old = logging::DELETE_OLD_LOG_FILE;
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#else
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settings.logging_dest =
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logging::LOG_TO_SYSTEM_DEBUG_LOG | logging::LOG_TO_STDERR;
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#endif // defined(DEBUG)
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#else // defined(OS_WIN)
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settings.logging_dest =
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logging::LOG_TO_SYSTEM_DEBUG_LOG | logging::LOG_TO_STDERR;
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#endif // !defined(OS_WIN)
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// Only enable logging when --enable-logging is specified.
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auto env = base::Environment::Create();
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if (!command_line->HasSwitch(::switches::kEnableLogging) &&
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!env->HasVar("ELECTRON_ENABLE_LOGGING")) {
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settings.logging_dest = logging::LOG_NONE;
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logging::SetMinLogLevel(logging::LOG_NUM_SEVERITIES);
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}
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logging::InitLogging(settings);
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// Logging with pid and timestamp.
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logging::SetLogItems(true, false, true, false);
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// Enable convient stack printing. This is enabled by default in non-official
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// builds.
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if (env->HasVar("ELECTRON_ENABLE_STACK_DUMPING"))
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base::debug::EnableInProcessStackDumping();
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if (env->HasVar("ELECTRON_DISABLE_SANDBOX"))
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command_line->AppendSwitch(service_manager::switches::kNoSandbox);
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tracing_sampler_profiler_ =
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tracing::TracingSamplerProfiler::CreateOnMainThread();
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chrome::RegisterPathProvider();
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#if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS)
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ContentSettingsPattern::SetNonWildcardDomainNonPortSchemes(
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kNonWildcardDomainNonPortSchemes, kNonWildcardDomainNonPortSchemesSize);
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#endif
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#if defined(OS_MACOSX)
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OverrideChildProcessPath();
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OverrideFrameworkBundlePath();
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SetUpBundleOverrides();
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#endif
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#if defined(OS_WIN)
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// Ignore invalid parameter errors.
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_set_invalid_parameter_handler(InvalidParameterHandler);
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// Disable the ActiveVerifier, which is used by Chrome to track possible
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// bugs, but no use in Electron.
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base::win::DisableHandleVerifier();
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if (IsBrowserProcess(command_line))
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base::win::PinUser32();
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#endif
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#if defined(OS_LINUX)
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// Check for --no-sandbox parameter when running as root.
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if (getuid() == 0 && IsSandboxEnabled(command_line))
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LOG(FATAL) << "Running as root without --"
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<< service_manager::switches::kNoSandbox
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<< " is not supported. See https://crbug.com/638180.";
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#endif
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#if defined(MAS_BUILD)
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// In MAS build we are using --disable-remote-core-animation.
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//
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// According to ccameron:
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// If you're running with --disable-remote-core-animation, you may want to
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// also run with --disable-gpu-memory-buffer-compositor-resources as well.
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// That flag makes it so we use regular GL textures instead of IOSurfaces
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// for compositor resources. IOSurfaces are very heavyweight to
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// create/destroy, but they can be displayed directly by CoreAnimation (and
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// --disable-remote-core-animation makes it so we don't use this property,
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// so they're just heavyweight with no upside).
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command_line->AppendSwitch(
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::switches::kDisableGpuMemoryBufferCompositorResources);
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#endif
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content_client_ = std::make_unique<ElectronContentClient>();
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SetContentClient(content_client_.get());
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return false;
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}
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void ElectronMainDelegate::PostEarlyInitialization(bool is_running_tests) {
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std::string custom_locale;
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ui::ResourceBundle::InitSharedInstanceWithLocale(
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custom_locale, nullptr, ui::ResourceBundle::LOAD_COMMON_RESOURCES);
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auto* cmd_line = base::CommandLine::ForCurrentProcess();
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if (cmd_line->HasSwitch(::switches::kLang)) {
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const std::string locale = cmd_line->GetSwitchValueASCII(::switches::kLang);
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const base::FilePath locale_file_path =
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ui::ResourceBundle::GetSharedInstance().GetLocaleFilePath(locale);
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if (!locale_file_path.empty()) {
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custom_locale = locale;
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#if defined(OS_LINUX)
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/* When built with USE_GLIB, libcc's GetApplicationLocaleInternal() uses
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* glib's g_get_language_names(), which keys off of getenv("LC_ALL") */
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g_setenv("LC_ALL", custom_locale.c_str(), TRUE);
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#endif
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}
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}
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#if defined(OS_MACOSX)
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if (custom_locale.empty())
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l10n_util::OverrideLocaleWithCocoaLocale();
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#endif
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LoadResourceBundle(custom_locale);
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ElectronBrowserClient::SetApplicationLocale(
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l10n_util::GetApplicationLocale(custom_locale));
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}
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void ElectronMainDelegate::PreSandboxStartup() {
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auto* command_line = base::CommandLine::ForCurrentProcess();
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std::string process_type =
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command_line->GetSwitchValueASCII(::switches::kProcessType);
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// Initialize ResourceBundle which handles files loaded from external
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// sources. The language should have been passed in to us from the
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// browser process as a command line flag.
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if (SubprocessNeedsResourceBundle(process_type)) {
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std::string locale = command_line->GetSwitchValueASCII(::switches::kLang);
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LoadResourceBundle(locale);
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}
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// Only append arguments for browser process.
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if (!IsBrowserProcess(command_line))
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return;
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// Allow file:// URIs to read other file:// URIs by default.
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command_line->AppendSwitch(::switches::kAllowFileAccessFromFiles);
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#if defined(OS_MACOSX)
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// Enable AVFoundation.
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command_line->AppendSwitch("enable-avfoundation");
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#endif
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}
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void ElectronMainDelegate::PreCreateMainMessageLoop() {
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// This is initialized early because the service manager reads some feature
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// flags and we need to make sure the feature list is initialized before the
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// service manager reads the features.
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InitializeFeatureList();
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#if defined(OS_MACOSX)
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RegisterAtomCrApp();
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#endif
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}
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content::ContentBrowserClient*
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ElectronMainDelegate::CreateContentBrowserClient() {
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browser_client_ = std::make_unique<ElectronBrowserClient>();
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return browser_client_.get();
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}
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content::ContentGpuClient* ElectronMainDelegate::CreateContentGpuClient() {
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gpu_client_ = std::make_unique<ElectronGpuClient>();
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return gpu_client_.get();
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}
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content::ContentRendererClient*
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ElectronMainDelegate::CreateContentRendererClient() {
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auto* command_line = base::CommandLine::ForCurrentProcess();
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if (IsSandboxEnabled(command_line)) {
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renderer_client_ = std::make_unique<ElectronSandboxedRendererClient>();
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} else {
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renderer_client_ = std::make_unique<ElectronRendererClient>();
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}
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return renderer_client_.get();
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}
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content::ContentUtilityClient*
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ElectronMainDelegate::CreateContentUtilityClient() {
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utility_client_ = std::make_unique<ElectronContentUtilityClient>();
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return utility_client_.get();
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}
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int ElectronMainDelegate::RunProcess(
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const std::string& process_type,
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const content::MainFunctionParams& main_function_params) {
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if (process_type == kRelauncherProcess)
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return relauncher::RelauncherMain(main_function_params);
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else
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return -1;
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}
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#if defined(OS_MACOSX)
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bool ElectronMainDelegate::DelaySandboxInitialization(
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const std::string& process_type) {
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return process_type == kRelauncherProcess;
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}
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#endif
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bool ElectronMainDelegate::ShouldCreateFeatureList() {
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return false;
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}
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} // namespace electron
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