ladybird/Ladybird/WebContent/main.cpp
Timothy Flynn 00487a7b25 LibWebView+LibWeb: Remove ResourceLoader and WebSocket adapters
These were used to provide a layer of abstraction between ResourceLoader
and the networking backend. Now that we only have RequestServer, we can
remove these adapters to make the code a bit easier to follow.
2024-10-08 06:52:51 +02:00

283 lines
11 KiB
C++

/*
* Copyright (c) 2020-2024, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/LexicalPath.h>
#include <Ladybird/FontPlugin.h>
#include <Ladybird/ImageCodecPlugin.h>
#include <Ladybird/Utilities.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/EventLoop.h>
#include <LibCore/LocalServer.h>
#include <LibCore/Process.h>
#include <LibCore/Resource.h>
#include <LibCore/SystemServerTakeover.h>
#include <LibGfx/Font/FontDatabase.h>
#include <LibIPC/ConnectionFromClient.h>
#include <LibJS/Bytecode/Interpreter.h>
#include <LibMain/Main.h>
#include <LibMedia/Audio/Loader.h>
#include <LibRequests/RequestClient.h>
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/HTML/Window.h>
#include <LibWeb/Loader/ContentFilter.h>
#include <LibWeb/Loader/GeneratedPagesLoader.h>
#include <LibWeb/Loader/ResourceLoader.h>
#include <LibWeb/PermissionsPolicy/AutoplayAllowlist.h>
#include <LibWeb/Platform/AudioCodecPluginAgnostic.h>
#include <LibWeb/Platform/EventLoopPluginSerenity.h>
#include <WebContent/ConnectionFromClient.h>
#include <WebContent/PageClient.h>
#include <WebContent/WebDriverConnection.h>
#if defined(HAVE_QT)
# include <Ladybird/Qt/EventLoopImplementationQt.h>
# include <QCoreApplication>
# if defined(HAVE_QT_MULTIMEDIA)
# include <Ladybird/Qt/AudioCodecPluginQt.h>
# endif
#endif
#if defined(AK_OS_MACOS)
# include <LibCore/Platform/ProcessStatisticsMach.h>
#endif
static ErrorOr<void> load_content_filters(StringView config_path);
static ErrorOr<void> load_autoplay_allowlist(StringView config_path);
static ErrorOr<void> initialize_resource_loader(int request_server_socket);
static ErrorOr<void> initialize_image_decoder(int image_decoder_socket);
static ErrorOr<void> reinitialize_image_decoder(IPC::File const& image_decoder_socket);
namespace JS {
extern bool g_log_all_js_exceptions;
}
namespace Web::WebIDL {
extern bool g_enable_idl_tracing;
}
namespace Web::Fetch::Fetching {
extern bool g_http_cache_enabled;
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
AK::set_rich_debug_enabled(true);
#if defined(HAVE_QT)
QCoreApplication app(arguments.argc, arguments.argv);
Core::EventLoopManager::install(*new Ladybird::EventLoopManagerQt);
#endif
Core::EventLoop event_loop;
platform_init();
Web::Platform::EventLoopPlugin::install(*new Web::Platform::EventLoopPluginSerenity);
Web::Platform::AudioCodecPlugin::install_creation_hook([](auto loader) {
#if defined(HAVE_QT_MULTIMEDIA)
return Ladybird::AudioCodecPluginQt::create(move(loader));
#elif defined(AK_OS_MACOS) || defined(HAVE_PULSEAUDIO)
return Web::Platform::AudioCodecPluginAgnostic::create(move(loader));
#else
(void)loader;
return Error::from_string_literal("Don't know how to initialize audio in this configuration!");
#endif
});
StringView command_line {};
StringView executable_path {};
auto config_path = ByteString::formatted("{}/ladybird/default-config", s_ladybird_resource_root);
StringView mach_server_name {};
Vector<ByteString> certificates;
int request_server_socket { -1 };
int image_decoder_socket { -1 };
bool is_layout_test_mode = false;
bool expose_internals_object = false;
bool wait_for_debugger = false;
bool log_all_js_exceptions = false;
bool enable_idl_tracing = false;
bool enable_http_cache = false;
bool force_cpu_painting = false;
bool force_fontconfig = false;
Core::ArgsParser args_parser;
args_parser.add_option(command_line, "Chrome process command line", "command-line", 0, "command_line");
args_parser.add_option(executable_path, "Chrome process executable path", "executable-path", 0, "executable_path");
args_parser.add_option(config_path, "Ladybird configuration path", "config-path", 0, "config_path");
args_parser.add_option(request_server_socket, "File descriptor of the socket for the RequestServer connection", "request-server-socket", 'r', "request_server_socket");
args_parser.add_option(image_decoder_socket, "File descriptor of the socket for the ImageDecoder connection", "image-decoder-socket", 'i', "image_decoder_socket");
args_parser.add_option(is_layout_test_mode, "Is layout test mode", "layout-test-mode");
args_parser.add_option(expose_internals_object, "Expose internals object", "expose-internals-object");
args_parser.add_option(certificates, "Path to a certificate file", "certificate", 'C', "certificate");
args_parser.add_option(wait_for_debugger, "Wait for debugger", "wait-for-debugger");
args_parser.add_option(mach_server_name, "Mach server name", "mach-server-name", 0, "mach_server_name");
args_parser.add_option(log_all_js_exceptions, "Log all JavaScript exceptions", "log-all-js-exceptions");
args_parser.add_option(enable_idl_tracing, "Enable IDL tracing", "enable-idl-tracing");
args_parser.add_option(enable_http_cache, "Enable HTTP cache", "enable-http-cache");
args_parser.add_option(force_cpu_painting, "Force CPU painting", "force-cpu-painting");
args_parser.add_option(force_fontconfig, "Force using fontconfig for font loading", "force-fontconfig");
args_parser.parse(arguments);
if (wait_for_debugger) {
Core::Process::wait_for_debugger_and_break();
}
if (force_fontconfig) {
Gfx::FontDatabase::the().set_force_fontconfig(true);
}
Gfx::FontDatabase::the().load_all_fonts_from_uri("resource://fonts"sv);
// Layout test mode implies internals object is exposed and the Skia CPU backend is used
if (is_layout_test_mode) {
expose_internals_object = true;
force_cpu_painting = true;
}
Web::set_chrome_process_command_line(command_line);
Web::set_chrome_process_executable_path(executable_path);
// Always use the CPU backend for layout tests, as the GPU backend is not deterministic
WebContent::PageClient::set_use_skia_painter(force_cpu_painting ? WebContent::PageClient::UseSkiaPainter::CPUBackend : WebContent::PageClient::UseSkiaPainter::GPUBackendIfAvailable);
if (enable_http_cache) {
Web::Fetch::Fetching::g_http_cache_enabled = true;
}
#if defined(AK_OS_MACOS)
if (!mach_server_name.is_empty()) {
[[maybe_unused]] auto server_port = Core::Platform::register_with_mach_server(mach_server_name);
// FIXME: For some reason, our implementation of IOSurface does not work on Intel macOS. Remove this conditional
// compilation when that is resolved.
# if ARCH(AARCH64)
WebContent::BackingStoreManager::set_browser_mach_port(move(server_port));
# endif
}
#endif
TRY(initialize_resource_loader(request_server_socket));
TRY(initialize_image_decoder(image_decoder_socket));
Web::HTML::Window::set_internals_object_exposed(expose_internals_object);
Web::Platform::FontPlugin::install(*new Ladybird::FontPlugin(is_layout_test_mode));
TRY(Web::Bindings::initialize_main_thread_vm(Web::HTML::EventLoop::Type::Window));
if (log_all_js_exceptions) {
JS::g_log_all_js_exceptions = true;
}
if (enable_idl_tracing) {
Web::WebIDL::g_enable_idl_tracing = true;
}
auto maybe_content_filter_error = load_content_filters(config_path);
if (maybe_content_filter_error.is_error())
dbgln("Failed to load content filters: {}", maybe_content_filter_error.error());
auto maybe_autoplay_allowlist_error = load_autoplay_allowlist(config_path);
if (maybe_autoplay_allowlist_error.is_error())
dbgln("Failed to load autoplay allowlist: {}", maybe_autoplay_allowlist_error.error());
auto webcontent_socket = TRY(Core::take_over_socket_from_system_server("WebContent"sv));
auto webcontent_client = TRY(WebContent::ConnectionFromClient::try_create(move(webcontent_socket)));
webcontent_client->on_image_decoder_connection = [&](auto& socket_file) {
auto maybe_error = reinitialize_image_decoder(socket_file);
if (maybe_error.is_error())
dbgln("Failed to reinitialize image decoder: {}", maybe_error.error());
};
return event_loop.exec();
}
static ErrorOr<void> load_content_filters(StringView config_path)
{
auto buffer = TRY(ByteBuffer::create_uninitialized(4096));
auto file = TRY(Core::File::open(ByteString::formatted("{}/BrowserContentFilters.txt", config_path), Core::File::OpenMode::Read));
auto ad_filter_list = TRY(Core::InputBufferedFile::create(move(file)));
Vector<String> patterns;
while (TRY(ad_filter_list->can_read_line())) {
auto line = TRY(ad_filter_list->read_line(buffer));
if (line.is_empty())
continue;
auto pattern = TRY(String::from_utf8(line));
TRY(patterns.try_append(move(pattern)));
}
auto& content_filter = Web::ContentFilter::the();
TRY(content_filter.set_patterns(patterns));
return {};
}
static ErrorOr<void> load_autoplay_allowlist(StringView config_path)
{
auto buffer = TRY(ByteBuffer::create_uninitialized(4096));
auto file = TRY(Core::File::open(ByteString::formatted("{}/BrowserAutoplayAllowlist.txt", config_path), Core::File::OpenMode::Read));
auto allowlist = TRY(Core::InputBufferedFile::create(move(file)));
Vector<String> origins;
while (TRY(allowlist->can_read_line())) {
auto line = TRY(allowlist->read_line(buffer));
if (line.is_empty())
continue;
auto domain = TRY(String::from_utf8(line));
TRY(origins.try_append(move(domain)));
}
auto& autoplay_allowlist = Web::PermissionsPolicy::AutoplayAllowlist::the();
TRY(autoplay_allowlist.enable_for_origins(origins));
return {};
}
ErrorOr<void> initialize_resource_loader(int request_server_socket)
{
auto socket = TRY(Core::LocalSocket::adopt_fd(request_server_socket));
TRY(socket->set_blocking(true));
auto request_client = TRY(try_make_ref_counted<Requests::RequestClient>(move(socket)));
Web::ResourceLoader::initialize(move(request_client));
return {};
}
ErrorOr<void> initialize_image_decoder(int image_decoder_socket)
{
auto socket = TRY(Core::LocalSocket::adopt_fd(image_decoder_socket));
TRY(socket->set_blocking(true));
auto new_client = TRY(try_make_ref_counted<ImageDecoderClient::Client>(move(socket)));
Web::Platform::ImageCodecPlugin::install(*new Ladybird::ImageCodecPlugin(move(new_client)));
return {};
}
ErrorOr<void> reinitialize_image_decoder(IPC::File const& image_decoder_socket)
{
auto socket = TRY(Core::LocalSocket::adopt_fd(image_decoder_socket.take_fd()));
TRY(socket->set_blocking(true));
auto new_client = TRY(try_make_ref_counted<ImageDecoderClient::Client>(move(socket)));
static_cast<Ladybird::ImageCodecPlugin&>(Web::Platform::ImageCodecPlugin::the()).set_client(move(new_client));
return {};
}