int main(int argc, char **argv) {
int exit_code = EXIT_FAILURE;
int i;
bool help = false;
bool version = false;
bool check_config = false;
bool daemon = false;
const char *debug_filter = NULL;
int pid_fd = -1;
#ifdef BRICKD_WITH_LIBUDEV
bool initialized_udev = false;
#endif
for (i = 1; i < argc; ++i) {
if (strcmp(argv[i], "--help") == 0) {
help = true;
} else if (strcmp(argv[i], "--version") == 0) {
version = true;
} else if (strcmp(argv[i], "--check-config") == 0) {
check_config = true;
} else if (strcmp(argv[i], "--daemon") == 0) {
daemon = true;
} else if (strcmp(argv[i], "--debug") == 0) {
if (i + 1 < argc && strncmp(argv[i + 1], "--", 2) != 0) {
debug_filter = argv[++i];
} else {
debug_filter = "";
}
} else {
fprintf(stderr, "Unknown option '%s'\n\n", argv[i]);
print_usage();
return EXIT_FAILURE;
}
}
if (help) {
print_usage();
return EXIT_SUCCESS;
}
if (version) {
printf("%s\n", VERSION_STRING);
return EXIT_SUCCESS;
}
if (prepare_paths() < 0) {
return EXIT_FAILURE;
}
if (check_config) {
return config_check(_config_filename) < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
config_init(_config_filename);
if (config_has_error()) {
fprintf(stderr, "Error(s) occurred while reading config file '%s'\n",
_config_filename);
goto error_config;
}
log_init();
if (daemon) {
pid_fd = daemon_start(_log_filename, &_log_file, _pid_filename, true);
} else {
pid_fd = pid_file_acquire(_pid_filename, getpid());
if (pid_fd == PID_FILE_ALREADY_ACQUIRED) {
fprintf(stderr, "Already running according to '%s'\n", _pid_filename);
}
}
if (pid_fd < 0) {
goto error_pid_file;
}
log_info("Brick Daemon %s started (pid: %u, daemonized: %d)",
VERSION_STRING, getpid(), daemon ? 1 : 0);
if (debug_filter != NULL) {
log_enable_debug_override(debug_filter);
}
if (config_has_warning()) {
log_warn("Warning(s) in config file '%s', run with --check-config option for details",
_config_filename);
}
if (event_init() < 0) {
goto error_event;
}
if (signal_init(handle_sighup, handle_sigusr1) < 0) {
goto error_signal;
}
if (hardware_init() < 0) {
goto error_hardware;
}
if (usb_init() < 0) {
goto error_usb;
}
#ifdef BRICKD_WITH_LIBUDEV
if (!usb_has_hotplug()) {
if (udev_init() < 0) {
goto error_udev;
}
initialized_udev = true;
}
#endif
if (network_init() < 0) {
goto error_network;
}
if (mesh_init() < 0) {
goto error_mesh;
}
#ifdef BRICKD_WITH_RED_BRICK
if (gpio_init() < 0) {
goto error_gpio;
}
if (redapid_init() < 0) {
goto error_redapid;
}
if (red_stack_init() < 0) {
goto error_red_stack;
}
if (red_extension_init() < 0) {
goto error_red_extension;
}
if (red_usb_gadget_init() < 0) {
goto error_red_usb_gadget;
}
red_led_set_trigger(RED_LED_GREEN, config_get_option_value("led_trigger.green")->symbol);
red_led_set_trigger(RED_LED_RED, config_get_option_value("led_trigger.red")->symbol);
#endif
if (event_run(network_cleanup_clients_and_zombies) < 0) {
goto error_run;
}
#ifdef BRICKD_WITH_RED_BRICK
hardware_announce_disconnect();
network_announce_red_brick_disconnect();
red_usb_gadget_announce_red_brick_disconnect();
#endif
exit_code = EXIT_SUCCESS;
error_run:
#ifdef BRICKD_WITH_RED_BRICK
red_usb_gadget_exit();
error_red_usb_gadget:
red_extension_exit();
error_red_extension:
red_stack_exit();
error_red_stack:
redapid_exit();
error_redapid:
//gpio_exit();
error_gpio:
#endif
network_exit();
error_mesh:
mesh_exit();
error_network:
#ifdef BRICKD_WITH_LIBUDEV
if (initialized_udev) {
udev_exit();
}
error_udev:
#endif
usb_exit();
error_usb:
hardware_exit();
error_hardware:
signal_exit();
error_signal:
event_exit();
error_event:
log_info("Brick Daemon %s stopped", VERSION_STRING);
error_pid_file:
if (pid_fd >= 0) {
pid_file_release(_pid_filename, pid_fd);
}
log_exit();
error_config:
config_exit();
return exit_code;
}
int main(int argc, char **argv) {
int exit_code = EXIT_FAILURE;
int i;
bool help = false;
bool version = false;
bool check_config = false;
bool daemon = false;
bool debug = false;
bool libusb_debug = false;
int pid_fd = -1;
#ifdef BRICKD_WITH_LIBUDEV
bool initialized_udev = false;
#endif
for (i = 1; i < argc; ++i) {
if (strcmp(argv[i], "--help") == 0) {
help = true;
} else if (strcmp(argv[i], "--version") == 0) {
version = true;
} else if (strcmp(argv[i], "--check-config") == 0) {
check_config = true;
} else if (strcmp(argv[i], "--daemon") == 0) {
daemon = true;
} else if (strcmp(argv[i], "--debug") == 0) {
debug = true;
} else if (strcmp(argv[i], "--libusb-debug") == 0) {
libusb_debug = true;
} else {
fprintf(stderr, "Unknown option '%s'\n\n", argv[i]);
print_usage();
return EXIT_FAILURE;
}
}
if (help) {
print_usage();
return EXIT_SUCCESS;
}
if (version) {
printf("%s\n", VERSION_STRING);
return EXIT_SUCCESS;
}
if (prepare_paths() < 0) {
return EXIT_FAILURE;
}
if (check_config) {
return config_check(_config_filename) < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
config_init(_config_filename);
log_init();
if (daemon) {
pid_fd = daemon_start(_log_filename, _pid_filename, true);
} else {
pid_fd = pid_file_acquire(_pid_filename, getpid());
if (pid_fd == PID_FILE_ALREADY_ACQUIRED) {
fprintf(stderr, "Already running according to '%s'\n", _pid_filename);
}
}
if (pid_fd < 0) {
goto error_log;
}
log_set_debug_override(debug);
log_set_level(LOG_CATEGORY_EVENT, config_get_option_value("log_level.event")->log_level);
log_set_level(LOG_CATEGORY_USB, config_get_option_value("log_level.usb")->log_level);
log_set_level(LOG_CATEGORY_NETWORK, config_get_option_value("log_level.network")->log_level);
log_set_level(LOG_CATEGORY_HOTPLUG, config_get_option_value("log_level.hotplug")->log_level);
log_set_level(LOG_CATEGORY_HARDWARE, config_get_option_value("log_level.hardware")->log_level);
log_set_level(LOG_CATEGORY_WEBSOCKET, config_get_option_value("log_level.websocket")->log_level);
#ifdef BRICKD_WITH_RED_BRICK
log_set_level(LOG_CATEGORY_RED_BRICK, config_get_option_value("log_level.red_brick")->log_level);
log_set_level(LOG_CATEGORY_SPI, config_get_option_value("log_level.spi")->log_level);
log_set_level(LOG_CATEGORY_RS485, config_get_option_value("log_level.rs485")->log_level);
#endif
log_set_level(LOG_CATEGORY_OTHER, config_get_option_value("log_level.other")->log_level);
if (config_has_error()) {
log_error("Error(s) occurred while reading config file '%s'",
_config_filename);
goto error_config;
}
if (daemon) {
log_info("Brick Daemon %s started (daemonized)", VERSION_STRING);
} else {
log_info("Brick Daemon %s started", VERSION_STRING);
}
if (config_has_warning()) {
log_error("Warning(s) in config file '%s', run with --check-config option for details",
_config_filename);
}
if (event_init() < 0) {
goto error_event;
}
if (signal_init(handle_sigusr1) < 0) {
goto error_signal;
}
if (hardware_init() < 0) {
goto error_hardware;
}
if (usb_init(libusb_debug) < 0) {
goto error_usb;
}
#ifdef BRICKD_WITH_LIBUDEV
if (!usb_has_hotplug()) {
if (udev_init() < 0) {
goto error_udev;
}
initialized_udev = true;
}
#endif
if (network_init() < 0) {
goto error_network;
}
#ifdef BRICKD_WITH_RED_BRICK
if (gpio_init() < 0) {
goto error_gpio;
}
if (redapid_init() < 0) {
goto error_redapid;
}
if (red_stack_init() < 0) {
goto error_red_stack;
}
if (red_extension_init() < 0) {
goto error_red_extension;
}
if (red_usb_gadget_init() < 0) {
goto error_red_usb_gadget;
}
red_led_set_trigger(RED_LED_GREEN, config_get_option_value("led_trigger.green")->red_led_trigger);
red_led_set_trigger(RED_LED_RED, config_get_option_value("led_trigger.red")->red_led_trigger);
#endif
if (event_run(network_cleanup_clients_and_zombies) < 0) {
goto error_run;
}
#ifdef BRICKD_WITH_RED_BRICK
hardware_announce_disconnect();
network_announce_red_brick_disconnect();
red_usb_gadget_announce_red_brick_disconnect();
#endif
exit_code = EXIT_SUCCESS;
error_run:
#ifdef BRICKD_WITH_RED_BRICK
red_usb_gadget_exit();
error_red_usb_gadget:
red_extension_exit();
error_red_extension:
red_stack_exit();
error_red_stack:
redapid_exit();
error_redapid:
//gpio_exit();
error_gpio:
#endif
network_exit();
error_network:
#ifdef BRICKD_WITH_LIBUDEV
if (initialized_udev) {
udev_exit();
}
error_udev:
#endif
usb_exit();
error_usb:
hardware_exit();
error_hardware:
signal_exit();
error_signal:
event_exit();
error_event:
log_info("Brick Daemon %s stopped", VERSION_STRING);
error_config:
error_log:
log_exit();
if (pid_fd >= 0) {
pid_file_release(_pid_filename, pid_fd);
}
config_exit();
return exit_code;
}