ladybird/Ladybird/WebDriver/main.cpp
Andrew Kaster 0a55749a39 Ladybird+Userland: Use ByteString for candidate server paths
We've adopted a stance that paths should be ByteStrings rather than
UTF-8 strings, so apply that to the Ladybird helpers.
2024-02-26 13:16:27 -07:00

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4.0 KiB
C++

/*
* Copyright (c) 2022, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Platform.h>
#include <Ladybird/Utilities.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/Directory.h>
#include <LibCore/EventLoop.h>
#include <LibCore/Process.h>
#include <LibCore/StandardPaths.h>
#include <LibCore/System.h>
#include <LibCore/TCPServer.h>
#include <LibMain/Main.h>
#include <WebDriver/Client.h>
static Vector<ByteString> certificates;
static ErrorOr<pid_t> launch_process(StringView application, ReadonlySpan<char const*> arguments)
{
auto paths = TRY(get_paths_for_helper_process(application));
ErrorOr<pid_t> result = -1;
for (auto const& path : paths) {
auto path_view = path.view();
result = Core::Process::spawn(path_view, arguments, {}, Core::Process::KeepAsChild::Yes);
if (!result.is_error())
break;
}
return result;
}
static ErrorOr<pid_t> launch_browser(ByteString const& socket_path)
{
auto arguments = Vector {
"--webdriver-content-path",
socket_path.characters(),
};
Vector<ByteString> certificate_args;
for (auto const& certificate : certificates) {
certificate_args.append(ByteString::formatted("--certificate={}", certificate));
arguments.append(certificate_args.last().view().characters_without_null_termination());
}
arguments.append("about:blank");
return launch_process("Ladybird"sv, arguments.span());
}
static ErrorOr<pid_t> launch_headless_browser(ByteString const& socket_path)
{
auto resources = ByteString::formatted("{}/res", s_serenity_resource_root);
return launch_process("headless-browser"sv,
Array {
"--resources",
resources.characters(),
"--webdriver-ipc-path",
socket_path.characters(),
"about:blank",
});
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
AK::set_rich_debug_enabled(true);
auto listen_address = "0.0.0.0"sv;
int port = 8000;
Core::ArgsParser args_parser;
args_parser.add_option(listen_address, "IP address to listen on", "listen-address", 'l', "listen_address");
args_parser.add_option(port, "Port to listen on", "port", 'p', "port");
args_parser.add_option(certificates, "Path to a certificate file", "certificate", 'C', "certificate");
args_parser.parse(arguments);
auto ipv4_address = IPv4Address::from_string(listen_address);
if (!ipv4_address.has_value()) {
warnln("Invalid listen address: {}", listen_address);
return 1;
}
if ((u16)port != port) {
warnln("Invalid port number: {}", port);
return 1;
}
platform_init();
auto webdriver_socket_path = ByteString::formatted("{}/webdriver", TRY(Core::StandardPaths::runtime_directory()));
TRY(Core::Directory::create(webdriver_socket_path, Core::Directory::CreateDirectories::Yes));
Core::EventLoop loop;
auto server = TRY(Core::TCPServer::try_create());
// FIXME: Propagate errors
server->on_ready_to_accept = [&] {
auto maybe_client_socket = server->accept();
if (maybe_client_socket.is_error()) {
warnln("Failed to accept the client: {}", maybe_client_socket.error());
return;
}
auto maybe_buffered_socket = Core::BufferedTCPSocket::create(maybe_client_socket.release_value());
if (maybe_buffered_socket.is_error()) {
warnln("Could not obtain a buffered socket for the client: {}", maybe_buffered_socket.error());
return;
}
auto maybe_client = WebDriver::Client::try_create(maybe_buffered_socket.release_value(), { launch_browser, launch_headless_browser }, server);
if (maybe_client.is_error()) {
warnln("Could not create a WebDriver client: {}", maybe_client.error());
return;
}
};
TRY(server->listen(ipv4_address.value(), port, Core::TCPServer::AllowAddressReuse::Yes));
outln("Listening on {}:{}", ipv4_address.value(), port);
return loop.exec();
}