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Ladybird: Add RequestServer process to optionally replace Qt Networking

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LibTLS still can't access many parts of the web, so let's hide this
behind a flag (with all the plumbing that entails).

Hopefully this can encourage folks to improve LibTLS's algorithm support
:^).
This commit is contained in:
Andrew Kaster 2023-08-01 14:39:19 -06:00 • committed by Andreas Kling
parent ec3267e002
commit b5bfe732d7
26 changed files with 336 additions and 31 deletions
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68
Ladybird/RequestServer/main.cpp Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2023, Andrew Kaster <akaster@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "../Utilities.h"
#include <AK/LexicalPath.h>
#include <AK/OwnPtr.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/EventLoop.h>
#include <LibCore/LocalServer.h>
#include <LibCore/System.h>
#include <LibFileSystem/FileSystem.h>
#include <LibIPC/SingleServer.h>
#include <LibMain/Main.h>
#include <LibTLS/Certificate.h>
#include <QCoreApplication>
#include <RequestServer/ConnectionFromClient.h>
#include <RequestServer/GeminiProtocol.h>
#include <RequestServer/HttpProtocol.h>
#include <RequestServer/HttpsProtocol.h>
ErrorOr<String> find_certificates()
{
auto cert_path = TRY(String::formatted("{}/res/ladybird/cacert.pem", s_serenity_resource_root));
if (!FileSystem::exists(cert_path)) {
auto app_dir = ak_deprecated_string_from_qstring(QCoreApplication::applicationDirPath());
cert_path = TRY(String::formatted("{}/cacert.pem", LexicalPath(app_dir).parent()));
if (!FileSystem::exists(cert_path))
return Error::from_string_view("Don't know how to load certs!"sv);
}
return cert_path;
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
QCoreApplication application(arguments.argc, arguments.argv);
platform_init();
// Ensure the certificates are read out here.
DefaultRootCACertificates::set_default_certificate_path(TRY(find_certificates()));
[[maybe_unused]] auto& certs = DefaultRootCACertificates::the();
int fd_passing_socket { -1 };
Core::ArgsParser args_parser;
args_parser.add_option(fd_passing_socket, "File descriptor of the fd passing socket", "fd-passing-socket", 'c', "fd-passing-socket");
args_parser.parse(arguments);
Core::EventLoop event_loop;
[[maybe_unused]] auto gemini = make<RequestServer::GeminiProtocol>();
[[maybe_unused]] auto http = make<RequestServer::HttpProtocol>();
[[maybe_unused]] auto https = make<RequestServer::HttpsProtocol>();
auto client = TRY(IPC::take_over_accepted_client_from_system_server<RequestServer::ConnectionFromClient>());
client->set_fd_passing_socket(TRY(Core::LocalSocket::adopt_fd(fd_passing_socket)));
auto result = event_loop.exec();
// FIXME: We exit instead of returning, so that protocol destructors don't get called.
// The Protocol base class should probably do proper de-registration instead of
// just VERIFY_NOT_REACHED().
exit(result);
}