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Ladybird: Add WebSocket server for use by Lagom networking

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Hide its use behind the same flag as RequestServer in WebContent.
This commit is contained in:
Andrew Kaster 2023-08-02 18:13:23 -06:00 • committed by Andreas Kling
parent dd694215bc
commit 7d7c419ce6
15 changed files with 162 additions and 32 deletions
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53
Ladybird/WebSocket/main.cpp Normal file
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/*
* Copyright (c) 2021, Dex♪ <dexes.ttp@gmail.com>
* Copyright (c) 2023, Andrew Kaster <akaster@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/LexicalPath.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 <WebSocket/ConnectionFromClient.h>
// FIXME: Share b/w RequestServer and WebSocket
ErrorOr<String> find_certificates(StringView serenity_resource_root)
{
auto cert_path = TRY(String::formatted("{}/res/ladybird/cacert.pem", serenity_resource_root));
if (!FileSystem::exists(cert_path)) {
auto app_dir = LexicalPath::dirname(TRY(Core::System::current_executable_path()).to_deprecated_string());
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)
{
int fd_passing_socket { -1 };
StringView serenity_resource_root;
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.add_option(serenity_resource_root, "Absolute path to directory for serenity resources", "serenity-resource-root", 'r', "serenity-resource-root");
args_parser.parse(arguments);
// Ensure the certificates are read out here.
DefaultRootCACertificates::set_default_certificate_path(TRY(find_certificates(serenity_resource_root)));
[[maybe_unused]] auto& certs = DefaultRootCACertificates::the();
Core::EventLoop event_loop;
auto client = TRY(IPC::take_over_accepted_client_from_system_server<WebSocket::ConnectionFromClient>());
client->set_fd_passing_socket(TRY(Core::LocalSocket::adopt_fd(fd_passing_socket)));
return event_loop.exec();
}