main.cpp 3.7 KB

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  1. /*
  2. * Copyright (c) 2022, Florent Castelli <florent.castelli@gmail.com>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #include <LibCore/ArgsParser.h>
  7. #include <LibCore/Directory.h>
  8. #include <LibCore/EventLoop.h>
  9. #include <LibCore/StandardPaths.h>
  10. #include <LibCore/System.h>
  11. #include <LibCore/TCPServer.h>
  12. #include <LibMain/Main.h>
  13. #include <WebDriver/Client.h>
  14. static ErrorOr<pid_t> launch_browser(DeprecatedString const& socket_path)
  15. {
  16. char const* argv[] = {
  17. "/bin/Browser",
  18. "--webdriver-content-path",
  19. socket_path.characters(),
  20. nullptr,
  21. };
  22. return Core::System::posix_spawn("/bin/Browser"sv, nullptr, nullptr, const_cast<char**>(argv), environ);
  23. }
  24. static ErrorOr<pid_t> launch_headless_browser(DeprecatedString const& socket_path)
  25. {
  26. char const* argv[] = {
  27. "/bin/headless-browser",
  28. "--webdriver-ipc-path",
  29. socket_path.characters(),
  30. "about:blank",
  31. nullptr,
  32. };
  33. return Core::System::posix_spawn("/bin/headless-browser"sv, nullptr, nullptr, const_cast<char**>(argv), environ);
  34. }
  35. ErrorOr<int> serenity_main(Main::Arguments arguments)
  36. {
  37. DeprecatedString default_listen_address = "0.0.0.0";
  38. u16 default_port = 8000;
  39. DeprecatedString listen_address = default_listen_address;
  40. int port = default_port;
  41. Core::ArgsParser args_parser;
  42. args_parser.add_option(listen_address, "IP address to listen on", "listen-address", 'l', "listen_address");
  43. args_parser.add_option(port, "Port to listen on", "port", 'p', "port");
  44. args_parser.parse(arguments);
  45. auto ipv4_address = IPv4Address::from_string(listen_address);
  46. if (!ipv4_address.has_value()) {
  47. warnln("Invalid listen address: {}", listen_address);
  48. return 1;
  49. }
  50. if ((u16)port != port) {
  51. warnln("Invalid port number: {}", port);
  52. return 1;
  53. }
  54. TRY(Core::System::pledge("stdio accept cpath rpath recvfd inet unix proc exec fattr"));
  55. auto webdriver_socket_path = DeprecatedString::formatted("{}/webdriver", TRY(Core::StandardPaths::runtime_directory()));
  56. TRY(Core::Directory::create(webdriver_socket_path, Core::Directory::CreateDirectories::Yes));
  57. Core::EventLoop loop;
  58. auto server = TRY(Core::TCPServer::try_create());
  59. // FIXME: Propagate errors
  60. server->on_ready_to_accept = [&] {
  61. auto maybe_client_socket = server->accept();
  62. if (maybe_client_socket.is_error()) {
  63. warnln("Failed to accept the client: {}", maybe_client_socket.error());
  64. return;
  65. }
  66. auto maybe_buffered_socket = Core::Stream::BufferedTCPSocket::create(maybe_client_socket.release_value());
  67. if (maybe_buffered_socket.is_error()) {
  68. warnln("Could not obtain a buffered socket for the client: {}", maybe_buffered_socket.error());
  69. return;
  70. }
  71. auto maybe_client = WebDriver::Client::try_create(maybe_buffered_socket.release_value(), { launch_browser, launch_headless_browser }, server);
  72. if (maybe_client.is_error()) {
  73. warnln("Could not create a WebDriver client: {}", maybe_client.error());
  74. return;
  75. }
  76. };
  77. TRY(server->listen(ipv4_address.value(), port));
  78. outln("Listening on {}:{}", ipv4_address.value(), port);
  79. TRY(Core::System::unveil("/bin/Browser", "rx"));
  80. TRY(Core::System::unveil("/bin/headless-browser", "rx"));
  81. TRY(Core::System::unveil("/etc/timezone", "r"));
  82. TRY(Core::System::unveil("/res/icons", "r"));
  83. TRY(Core::System::unveil("/sys/kernel/processes", "r"));
  84. TRY(Core::System::unveil(webdriver_socket_path, "rwc"sv));
  85. TRY(Core::System::unveil(nullptr, nullptr));
  86. TRY(Core::System::pledge("stdio accept cpath rpath recvfd unix proc exec fattr"));
  87. return loop.exec();
  88. }