2 * Copyright (C) 2009 Sony Computer Entertainment Inc.
3 * Copyright 2009 Sony Corp.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #if defined(HAVE_CONFIG_H)
29 #include <sys/ioctl.h>
30 #include <sys/reboot.h>
33 #include "pb-protocol/pb-protocol.h"
34 #include "talloc/talloc.h"
35 #include "waiter/waiter.h"
36 #include "process/process.h"
37 #include "i18n/i18n.h"
38 #include "ui/common/discover-client.h"
39 #include "ui/common/ui-system.h"
41 #include "nc-boot-editor.h"
42 #include "nc-config.h"
43 #include "nc-add-url.h"
44 #include "nc-sysinfo.h"
46 #include "nc-helpscreen.h"
47 #include "nc-statuslog.h"
48 #include "nc-subset.h"
49 #include "nc-plugin.h"
51 #include "console-codes.h"
53 extern const struct help_text main_menu_help_text;
54 extern const struct help_text plugin_menu_help_text;
56 static bool cui_detached = false;
58 static struct pmenu *main_menu_init(struct cui *cui);
59 static struct pmenu *plugin_menu_init(struct cui *cui);
61 static void cui_cancel_autoboot_on_exit(struct cui *cui);
62 static void cui_auth_exit(struct cui *cui);
66 struct autoboot_option opt;
67 } autoboot_override_keys[] = {
69 .boot_type = BOOT_DEVICE_TYPE,
70 .type = DEVICE_TYPE_DISK,
74 .boot_type = BOOT_DEVICE_TYPE,
75 .type = DEVICE_TYPE_USB,
79 .boot_type = BOOT_DEVICE_TYPE,
80 .type = DEVICE_TYPE_NETWORK,
85 static bool lockdown_active(void)
87 #if defined(SIGNED_BOOT) && defined(HARD_LOCKDOWN)
90 bool lockdown = false;
91 if (access(LOCKDOWN_FILE, F_OK) != -1)
97 static void cui_set_curses_options(bool curses_mode)
100 cbreak(); /* Disable line buffering. */
101 noecho(); /* Disable getch() echo. */
102 nonl(); /* Disable new-line translation. */
103 intrflush(stdscr, FALSE); /* Disable interrupt flush. */
104 curs_set(0); /* Make cursor invisible */
105 nodelay(stdscr, TRUE); /* Enable non-blocking getch() */
107 nocbreak(); /* Enable line buffering. */
108 echo(); /* Enable getch() echo. */
109 nl(); /* Enable new-line translation. */
110 intrflush(stdscr, TRUE); /* Enable interrupt flush. */
111 curs_set(1); /* Make cursor visible */
112 nodelay(stdscr, FALSE); /* Disable non-blocking getch() */
116 static void cui_start(void)
118 initscr(); /* Initialize ncurses. */
119 keypad(stdscr, TRUE); /* Enable num keypad keys. */
120 cui_set_curses_options(true);
122 /* We may be operating with an incorrect $TERM type; in this case
123 * the keymappings will be slightly broken. We want at least
124 * backspace to work though, so we'll define both DEL and ^H to
125 * map to backspace */
126 define_key("\x7f", KEY_BACKSPACE);
127 define_key("\x08", KEY_BACKSPACE);
129 /* we need backtab too, for form navigation. vt220 doesn't include
130 * this (kcbt), but we don't want to require a full linux/xterm termcap
132 define_key("\x1b[Z", KEY_BTAB);
134 /* We'll define a few other keys too since they're commonly
135 * used for navigation but the escape character will cause
136 * Petitboot to exit if they're left undefined */
137 define_key("\x1b\x5b\x35\x7e", KEY_PPAGE);
138 define_key("\x1b\x5b\x36\x7e", KEY_NPAGE);
139 define_key("\x1b\x5b\x31\x7e", KEY_HOME);
140 define_key("\x1b\x5b\x34\x7e", KEY_END);
141 define_key("\x1b\x4f\x48", KEY_HOME);
142 define_key("\x1b\x4f\x46", KEY_END);
143 define_key("OH", KEY_HOME);
144 define_key("OF", KEY_END);
146 /* Arrow keys in normal cursor mode */
147 define_key("\x1b\x5b\x41", KEY_UP);
148 define_key("\x1b\x5b\x42", KEY_DOWN);
149 define_key("\x1b\x5b\x43", KEY_RIGHT);
150 define_key("\x1b\x5b\x44", KEY_LEFT);
151 /* Arrow keys in "application" cursor mode */
152 define_key("\x1b\x4f\x41", KEY_UP);
153 define_key("\x1b\x4f\x42", KEY_DOWN);
154 define_key("\x1b\x4f\x43", KEY_RIGHT);
155 define_key("\x1b\x4f\x44", KEY_LEFT);
157 define_key("\x1b\x5b\x33\x7e", KEY_DC);
159 while (getch() != ERR) /* flush stdin */
163 static void cui_atexit(void)
172 bool lockdown = lockdown_active();
181 * cui_abort - Signal the main cui program loop to exit.
183 * Sets cui.abort, which causes the cui_run() routine to return.
186 void cui_abort(struct cui *cui)
188 pb_log_fn("exiting\n");
193 * cui_resize - Signal the main cui program loop to resize
195 * Called at SIGWINCH.
198 void cui_resize(struct cui *cui)
200 pb_debug("%s: resizing\n", __func__);
205 * cui_on_exit - A generic main menu exit callback.
208 void cui_on_exit(struct pmenu *menu)
210 struct cui *cui = cui_from_pmenu(menu);
212 cui_cancel_autoboot_on_exit(cui);
214 const char *argv[] = {
219 cui_run_cmd(cui, argv);
221 nc_scr_status_printf(cui->current, _("Returned from shell"));
225 * cui_abort_on_exit - Force an exit of the main loop on menu exit.
226 * This is mainly for lockdown situations where
227 * the exit then triggers an expected reboot.
229 void cui_abort_on_exit(struct pmenu *menu)
231 struct cui *cui = cui_from_pmenu(menu);
236 * cui_run_cmd - A generic cb to run the supplied command.
239 int cui_run_cmd(struct cui *cui, const char **cmd_argv)
241 struct process *process;
244 process = process_create(cui);
248 process->path = cmd_argv[0];
249 process->argv = cmd_argv;
250 process->raw_stdout = true;
252 nc_scr_status_printf(cui->current, _("Running %s..."), cmd_argv[0]);
259 result = process_run_sync(process);
264 redrawwin(cui->current->main_ncw);
265 nc_scr_post(cui->current);
268 pb_log_fn("failed: '%s'\n", cmd_argv[0]);
269 nc_scr_status_printf(cui->current, _("Failed: %s"),
273 process_release(process);
278 int cui_run_cmd_from_item(struct pmenu_item *item)
280 struct cui *cui = cui_from_item(item);
281 const char **cmd_argv = item->data;
283 return cui_run_cmd(cui, cmd_argv);
287 * cui_boot - A generic cb to run kexec.
290 static int cui_boot(struct pmenu_item *item)
293 struct cui *cui = cui_from_item(item);
294 struct cui_opt_data *cod = cod_from_item(item);
296 assert(cui->current == &cui->main->scr);
298 pb_debug("%s: %s\n", __func__, cod->name);
300 nc_scr_status_printf(cui->current, _("Booting %s..."), cod->name);
302 result = discover_client_boot(cui->client, NULL, cod->opt, cod->bd);
305 nc_scr_status_printf(cui->current,
306 _("Failed: boot %s"), cod->bd->image);
312 static int menu_sysinfo_execute(struct pmenu_item *item)
314 cui_show_sysinfo(cui_from_item(item));
318 static int menu_config_execute(struct pmenu_item *item)
320 cui_show_config(cui_from_item(item));
324 static int menu_lang_execute(struct pmenu_item *item)
326 cui_show_lang(cui_from_item(item));
330 static int menu_statuslog_execute(struct pmenu_item *item)
332 cui_show_statuslog(cui_from_item(item));
336 static void menu_reinit_cb(struct nc_scr *scr)
338 struct pmenu *menu = pmenu_from_scr(scr);
340 cui_send_reinit(cui_from_pmenu(menu));
343 static int menu_reinit_execute(struct pmenu_item *item)
345 struct cui *cui = cui_from_item(item);
350 /* If we don't need to authenticate, send the reinit immediately */
351 if (discover_client_authenticated(cui->client)) {
352 cui_send_reinit(cui);
359 if (cui->auth_screen)
362 cui->auth_screen = auth_screen_init(cui, cui->current->main_ncw,
363 false, NULL, menu_reinit_cb, cui_auth_exit);
365 if (cui->auth_screen)
366 cui_set_current(cui, auth_screen_scr(cui->auth_screen));
371 static int menu_add_url_execute(struct pmenu_item *item)
373 if (cui_from_item(item)->client)
374 cui_show_add_url(cui_from_item(item));
378 static int menu_plugin_execute(struct pmenu_item *item)
380 if (cui_from_item(item)->client)
381 cui_show_plugin_menu(cui_from_item(item));
385 static void cui_boot_cb(struct nc_scr *scr)
387 struct pmenu *menu = pmenu_from_scr(scr);
389 if (pmenu_find_selected(menu))
390 cui_boot(pmenu_find_selected(menu));
393 static int cui_boot_check(struct pmenu_item *item)
395 struct cui_opt_data *cod = cod_from_item(item);
396 struct cui *cui = cui_from_item(item);
398 if (discover_client_authenticated(cui->client))
399 return cui_boot(item);
401 /* Client doesn't need authentication to boot the default option */
402 if (cui->default_item == cod->opt_hash)
403 return cui_boot(item);
405 cui_show_auth(cui, item->pmenu->scr.main_ncw, false, cui_boot_cb);
410 static void cui_luks_cb(struct nc_scr *scr)
412 struct cui_opt_data *cod;
413 struct pmenu_item *item;
417 menu = pmenu_from_scr(scr);
418 item = pmenu_find_selected(menu);
419 cod = cod_from_item(item);
420 cui = cui_from_item(item);
422 cui_show_open_luks(cui, scr->main_ncw, cod->dev);
425 static int cui_open_luks_device(struct pmenu_item *item)
427 struct cui_opt_data *cod = cod_from_item(item);
428 struct cui *cui = cui_from_item(item);
430 if (discover_client_authenticated(cui->client))
431 cui_show_open_luks(cui, item->pmenu->scr.main_ncw, cod->dev);
433 cui_show_auth(cui, item->pmenu->scr.main_ncw, false,
439 static void cui_boot_editor_on_exit(struct cui *cui,
440 struct pmenu_item *item,
441 struct pb_boot_data *bd)
443 struct pmenu *menu = cui->main;
444 struct cui_opt_data *cod;
445 int idx, top, rows, cols;
446 static int user_idx = 0;
448 /* Was the edit cancelled? */
450 cui_set_current(cui, &cui->main->scr);
451 talloc_free(cui->boot_editor);
452 cui->boot_editor = NULL;
456 /* Is this was a new item, we'll need to update the menu */
460 cod = talloc_zero(NULL, struct cui_opt_data);
461 cod->name = talloc_asprintf(cod, _("User item %u"), ++user_idx);
463 item = pmenu_item_create(menu, cod->name);
469 item->on_edit = cui_item_edit;
470 item->on_execute = cui_boot_check;
473 talloc_steal(item, cod);
475 /* Detach the items array. */
476 set_menu_items(menu->ncm, NULL);
478 /* Insert new item at insert_pt. */
479 insert_pt = pmenu_grow(menu, 1);
480 pmenu_item_insert(menu, item, insert_pt);
482 /* Re-attach the items array. */
483 set_menu_items(menu->ncm, menu->items);
485 /* If our index is above the current top row, align
486 * us to the new top. Otherwise, align us to the new
488 menu_format(cui->main->ncm, &rows, &cols);
489 top = top_row(cui->main->ncm);
490 idx = item_index(item->nci);
495 top = idx < rows ? 0 : idx - rows + 1;
497 set_top_row(cui->main->ncm, top);
498 set_current_item(item->pmenu->ncm, item->nci);
500 nc_scr_post(&menu->scr);
505 cod->bd = talloc_steal(cod, bd);
508 cui_set_current(cui, &cui->main->scr);
509 talloc_free(cui->boot_editor);
510 cui->boot_editor = NULL;
513 void cui_item_edit(struct pmenu_item *item)
515 struct cui *cui = cui_from_item(item);
516 cui->boot_editor = boot_editor_init(cui, item, cui->sysinfo,
517 cui_boot_editor_on_exit);
518 cui_set_current(cui, boot_editor_scr(cui->boot_editor));
521 void cui_item_new(struct pmenu *menu)
523 struct cui *cui = cui_from_pmenu(menu);
524 cui->boot_editor = boot_editor_init(cui, NULL, cui->sysinfo,
525 cui_boot_editor_on_exit);
526 cui_set_current(cui, boot_editor_scr(cui->boot_editor));
530 /* Call pb-plugin to install a plugin specified by plugin_file */
531 static int cui_install_plugin(struct pmenu_item *item)
533 struct cui *cui = cui_from_item(item);
534 struct cui_opt_data *cod = cod_from_item(item);
537 rc = cui_send_plugin_install(cui, cod->pd->plugin_file);
540 pb_log("cui_send_plugin_install failed!\n");
541 nc_scr_status_printf(cui->current,
542 _("Failed to send install request"));
544 nc_scr_status_printf(cui->current, _("Installing plugin %s"),
545 cod->pd->plugin_file);
546 pb_debug("cui_send_plugin_install sent!\n");
552 static void cui_plugin_install_cb(struct nc_scr *scr)
554 struct pmenu *menu = pmenu_from_scr(scr);
556 if (pmenu_find_selected(menu))
557 cui_install_plugin(pmenu_find_selected(menu));
559 pb_debug("%s: no current item\n", __func__);
562 static int cui_plugin_install_check(struct pmenu_item *item)
564 struct cui *cui = cui_from_item(item);
566 if (discover_client_authenticated(cui->client))
567 return cui_install_plugin(item);
569 cui_show_auth(cui, item->pmenu->scr.main_ncw, false,
570 cui_plugin_install_cb);
575 static void cui_sysinfo_exit(struct cui *cui)
577 cui_set_current(cui, &cui->main->scr);
578 talloc_free(cui->sysinfo_screen);
579 cui->sysinfo_screen = NULL;
582 void cui_show_sysinfo(struct cui *cui)
584 cui->sysinfo_screen = sysinfo_screen_init(cui, cui->sysinfo,
586 cui_set_current(cui, sysinfo_screen_scr(cui->sysinfo_screen));
589 static void cui_config_exit(struct cui *cui)
591 cui_set_current(cui, &cui->main->scr);
592 talloc_free(cui->config_screen);
593 cui->config_screen = NULL;
596 void cui_show_config(struct cui *cui)
598 cui->config_screen = config_screen_init(cui, cui->config,
599 cui->sysinfo, cui_config_exit);
600 cui_set_current(cui, config_screen_scr(cui->config_screen));
603 static void cui_lang_exit(struct cui *cui)
605 cui_set_current(cui, &cui->main->scr);
606 talloc_free(cui->lang_screen);
607 cui->lang_screen = NULL;
610 void cui_show_lang(struct cui *cui)
612 cui->lang_screen = lang_screen_init(cui, cui->config, cui_lang_exit);
613 cui_set_current(cui, lang_screen_scr(cui->lang_screen));
616 static void cui_statuslog_exit(struct cui *cui)
618 cui_set_current(cui, &cui->main->scr);
619 talloc_free(cui->statuslog_screen);
620 cui->statuslog_screen = NULL;
623 void cui_show_statuslog(struct cui *cui)
625 cui->statuslog_screen = statuslog_screen_init(cui, cui_statuslog_exit);
626 cui_set_current(cui, statuslog_screen_scr(cui->statuslog_screen));
629 static void cui_add_url_exit(struct cui *cui)
631 cui_set_current(cui, &cui->main->scr);
632 talloc_free(cui->add_url_screen);
633 cui->add_url_screen = NULL;
636 static void cui_plugin_exit(struct cui *cui)
638 cui_set_current(cui, &cui->plugin_menu->scr);
639 talloc_free(cui->plugin_screen);
640 cui->plugin_screen = NULL;
643 static void cui_plugin_menu_exit(struct pmenu *menu)
645 struct cui *cui = cui_from_pmenu(menu);
646 cui_set_current(cui, &cui->main->scr);
649 void cui_show_add_url(struct cui *cui)
651 cui->add_url_screen = add_url_screen_init(cui, cui_add_url_exit);
652 cui_set_current(cui, add_url_screen_scr(cui->add_url_screen));
655 void cui_show_plugin_menu(struct cui *cui)
657 cui_set_current(cui, &cui->plugin_menu->scr);
660 void cui_show_plugin(struct pmenu_item *item)
662 struct cui *cui = cui_from_item(item);
663 cui->plugin_screen = plugin_screen_init(cui, item, cui_plugin_exit);
664 cui_set_current(cui, plugin_screen_scr(cui->plugin_screen));
667 static void cui_help_exit(struct cui *cui)
669 cui_set_current(cui, help_screen_return_scr(cui->help_screen));
670 talloc_free(cui->help_screen);
671 cui->help_screen = NULL;
674 void cui_show_help(struct cui *cui, const char *title,
675 const struct help_text *text)
680 if (cui->help_screen)
683 cui->help_screen = help_screen_init(cui, cui->current,
684 title, text, cui_help_exit);
686 if (cui->help_screen)
687 cui_set_current(cui, help_screen_scr(cui->help_screen));
690 static void cui_subset_exit(struct cui *cui)
692 cui_set_current(cui, subset_screen_return_scr(cui->subset_screen));
693 talloc_free(cui->subset_screen);
694 cui->subset_screen = NULL;
697 void cui_show_subset(struct cui *cui, const char *title,
703 if (cui->subset_screen)
706 cui->subset_screen = subset_screen_init(cui, cui->current,
707 title, arg, cui_subset_exit);
709 if (cui->subset_screen)
710 cui_set_current(cui, subset_screen_scr(cui->subset_screen));
713 static void cui_auth_exit(struct cui *cui)
715 struct nc_scr *return_scr = auth_screen_return_scr(cui->auth_screen);
718 * Destroy the auth screen first so that the subwindow is cleaned up
719 * before the return_scr posts. If we don't do this operations on the
720 * main_ncw can cause a blank screen at first (eg. status update).
722 nc_scr_unpost(cui->current);
723 talloc_free(cui->auth_screen);
724 cui->auth_screen = NULL;
726 cui->current = return_scr;
727 nc_scr_post(cui->current);
730 void cui_show_auth(struct cui *cui, WINDOW *parent, bool set_password,
731 void (*callback)(struct nc_scr *))
736 if (cui->auth_screen)
739 cui->auth_screen = auth_screen_init(cui, parent, set_password, NULL,
740 callback, cui_auth_exit);
742 if (cui->auth_screen)
743 cui_set_current(cui, auth_screen_scr(cui->auth_screen));
746 void cui_show_open_luks(struct cui *cui, WINDOW *parent,
747 const struct device *dev)
752 if (cui->auth_screen)
755 cui->auth_screen = auth_screen_init(cui, parent, false, dev,
756 NULL, cui_auth_exit);
758 if (cui->auth_screen)
759 cui_set_current(cui, auth_screen_scr(cui->auth_screen));
762 * cui_set_current - Set the currently active screen and redraw it.
765 struct nc_scr *cui_set_current(struct cui *cui, struct nc_scr *scr)
769 DBGS("%p -> %p\n", cui->current, scr);
771 assert(cui->current != scr);
778 nc_scr_post(cui->current);
783 static bool set_temp_autoboot_opt(struct cui *cui, struct autoboot_option *opt)
785 cui->autoboot_opt = opt;
787 discover_client_send_temp_autoboot(cui->client, opt);
792 static bool key_cancels_boot(int key)
799 for (i = 0; i < ARRAY_SIZE(autoboot_override_keys); i++)
800 if (key == autoboot_override_keys[i].key)
806 static bool process_global_keys(struct cui *cui, int key)
812 if (cui->current && cui->current->main_ncw)
817 /* check for autoboot override keys */
818 for (i = 0; i < ARRAY_SIZE(autoboot_override_keys); i++) {
819 if (key != autoboot_override_keys[i].key)
822 pb_log("Sending temporary autoboot override\n");
823 set_temp_autoboot_opt(cui, &autoboot_override_keys[i].opt);
831 * cui_process_key - Process input on stdin.
834 static int cui_process_key(void *arg)
836 struct cui *cui = cui_from_arg(arg);
841 assert(cui->current);
846 pb_debug("%s: got key %d\n", __func__, c);
853 * If this is a console code sequence try to parse it
854 * and don't treat this as a key press.
857 if (grab != ERR && grab != 27) {
859 pb_debug("%s: Caught unhandled command sequence\n",
861 sequence = handle_control_sequence(cui, c);
862 pb_debug("Caught sequence ");
864 pb_debug("(%zu): ", strlen(sequence));
865 for (i = 0; i < strlen(sequence); i++)
866 pb_debug("0%o ", sequence[i]);
869 pb_debug("(0): (none)\n");
874 if (cui->preboot_mode) {
875 /* Turn curses options back on if the user interacts */
876 cui->preboot_mode = false;
877 cui_set_curses_options(true);
880 if (!cui->has_input && key_cancels_boot(c)) {
881 cui->has_input = true;
883 pb_log("UI input received (key = %d), aborting "
884 "default boot\n", c);
885 discover_client_cancel_default(cui->client);
887 pb_log("UI input received (key = %d), aborting "
888 "once server connects\n", c);
892 if (process_global_keys(cui, c))
895 cui->current->process_key(cui->current, c);
902 * cui_process_js - Process joystick events.
905 static int cui_process_js(void *arg)
907 struct cui *cui = cui_from_arg(arg);
910 c = pjs_process_event(cui->pjs);
914 cui_process_key(arg);
921 * cui_handle_resize - Handle the term resize.
924 static void cui_handle_resize(struct cui *cui)
928 if (ioctl(1, TIOCGWINSZ, &ws) == -1) {
929 pb_log_fn("ioctl failed: %s\n", strerror(errno));
933 pb_debug("%s: {%u,%u}\n", __func__, ws.ws_row, ws.ws_col);
935 wclear(cui->current->main_ncw);
936 resize_term(ws.ws_row, ws.ws_col);
937 cui->current->resize(cui->current);
939 /* For some reason this makes ncurses redraw the screen */
941 redrawwin(cui->current->main_ncw);
942 wrefresh(cui->current->main_ncw);
946 * cui_boot_option_add - Client boot_option_add callback.
948 * Creates menu_items for all the device boot_options and inserts those
949 * menu_items into the main menu. Redraws the main menu if it is active.
950 * If a 'plugin' type boot_option appears the plugin menu is updated instead.
953 static int cui_boot_option_add(struct device *dev, struct boot_option *opt,
956 struct pmenu_item *i, *dev_hdr = NULL;
957 struct cui *cui = cui_from_arg(arg);
958 struct cui_opt_data *cod;
959 const char *tab = " ";
960 unsigned int insert_pt;
961 int result, rows, cols;
967 plugin_option = opt->type == DISCOVER_PLUGIN_OPTION;
968 menu = plugin_option ? cui->plugin_menu : cui->main;
970 pb_debug("%s: %p %s\n", __func__, opt, opt->id);
972 selected = current_item(menu->ncm);
973 menu_format(menu->ncm, &rows, &cols);
975 if (cui->current == &cui->main->scr)
976 nc_scr_unpost(cui->current);
977 if (plugin_option && cui->current == &cui->plugin_menu->scr)
978 nc_scr_unpost(cui->current);
980 /* Check if the boot device is new */
981 dev_hdr = pmenu_find_device(menu, dev, opt);
983 /* All actual boot entries are 'tabbed' across */
984 name = talloc_asprintf(menu, "%s%s%s",
985 tab, opt->is_autoboot_default ? "(*) " : "",
986 opt->name ? : "Unknown Name");
988 /* Save the item in opt->ui_info for cui_device_remove() */
989 opt->ui_info = i = pmenu_item_create(menu, name);
996 i->on_execute = cui_plugin_install_check;
998 i->on_edit = cui_item_edit;
999 i->on_execute = cui_boot_check;
1002 i->data = cod = talloc(i, struct cui_opt_data);
1005 cod->opt_hash = pb_opt_hash(dev, opt);
1006 cod->name = opt->name;
1008 if (plugin_option) {
1009 cod->pd = talloc(i, struct pb_plugin_data);
1010 cod->pd->plugin_file = talloc_strdup(cod,
1011 opt->boot_image_file);
1013 cod->bd = talloc(i, struct pb_boot_data);
1014 cod->bd->image = talloc_strdup(cod->bd, opt->boot_image_file);
1015 cod->bd->initrd = talloc_strdup(cod->bd, opt->initrd_file);
1016 cod->bd->dtb = talloc_strdup(cod->bd, opt->dtb_file);
1017 cod->bd->args = talloc_strdup(cod->bd, opt->boot_args);
1018 cod->bd->args_sig_file = talloc_strdup(cod->bd, opt->args_sig_file);
1021 /* This disconnects items array from menu. */
1022 result = set_menu_items(menu->ncm, NULL);
1025 pb_log_fn("set_menu_items failed: %d\n", result);
1027 /* Insert new items at insert_pt. */
1029 insert_pt = pmenu_grow(menu, 2);
1030 pmenu_item_insert(menu, dev_hdr, insert_pt);
1031 pb_log("%s: adding new device hierarchy %s\n",
1032 __func__, opt->device_id);
1033 pmenu_item_insert(menu, i, insert_pt+1);
1035 insert_pt = pmenu_grow(menu, 1);
1036 pmenu_item_add(menu, i, insert_pt);
1039 if (plugin_option) {
1040 pb_log_fn("adding plugin '%s'\n", cod->name);
1041 pb_log(" file '%s'\n", cod->pd->plugin_file);
1043 pb_log_fn("adding opt '%s'\n", cod->name);
1044 pb_log(" image '%s'\n", cod->bd->image);
1045 pb_log(" initrd '%s'\n", cod->bd->initrd);
1046 pb_log(" args '%s'\n", cod->bd->args);
1047 pb_log(" argsig '%s'\n", cod->bd->args_sig_file);
1050 /* Update the plugin menu label if needed */
1051 if (plugin_option) {
1052 struct pmenu_item *item;
1054 result = set_menu_items(cui->main->ncm, NULL);
1055 for (j = 0 ; j < cui->main->item_count; j++) {
1056 item = item_userptr(cui->main->items[j]);
1057 if (item->on_execute != menu_plugin_execute)
1060 char *label = talloc_asprintf(item, _("Plugins (%u)"),
1062 pmenu_item_update(item, label);
1066 result = set_menu_items(cui->main->ncm, cui->main->items);
1068 pb_log_fn("set_menu_items failed: %d\n", result);
1071 /* Update the default option */
1072 if (opt->is_autoboot_default) {
1073 struct cui_opt_data *tmp;
1074 struct pmenu_item *item;
1076 if (cui->default_item) {
1077 for (j = 0; j < cui->main->item_count; j++) {
1078 item = item_userptr(cui->main->items[j]);
1079 tmp = cod_from_item(item);
1080 if (tmp->opt_hash == cui->default_item) {
1081 char *label = talloc_asprintf(menu, "%s%s",
1082 tab, tmp->name ? : "Unknown Name");
1083 pmenu_item_update(item, label);
1089 cui->default_item = cod->opt_hash;
1092 /* Re-attach the items array. */
1093 result = set_menu_items(menu->ncm, menu->items);
1096 pb_log_fn("set_menu_items failed: %d\n", result);
1099 pb_log("%s\n", __func__);
1100 pmenu_dump_items(menu->items,
1101 item_count(menu->ncm) + 1);
1104 if (!item_visible(selected)) {
1107 top = top_row(menu->ncm);
1108 idx = item_index(selected);
1110 /* If our index is above the current top row, align
1111 * us to the new top. Otherwise, align us to the new
1113 top = top < idx ? idx - rows + 1 : idx;
1115 set_top_row(menu->ncm, top);
1116 set_current_item(menu->ncm, selected);
1119 if (cui->current == &menu->scr)
1120 nc_scr_post(cui->current);
1121 if (plugin_option && cui->current == &cui->main->scr)
1122 nc_scr_post(cui->current);
1128 * cui_device_add - Client device_add callback
1130 * For ncurses this is only used to specially handle encrypted devices and
1131 * create a special device header for them.
1132 * Normal devices are handled as part of the cui_boot_option_add() process.
1134 static int cui_device_add(struct device *dev, void *arg)
1136 struct cui *cui = cui_from_arg(arg);
1137 struct pmenu *menu = cui->main;
1138 struct pmenu_item *dev_hdr;
1139 unsigned int insert_pt, i;
1140 struct cui_opt_data *cod;
1141 struct blockdev_info *bd;
1142 struct system_info *sys;
1143 int result, rows, cols;
1148 if (dev->type != DEVICE_TYPE_LUKS) {
1149 pb_log("Ignoring dev %s with type %s\n",
1150 dev->id, device_type_display_name(dev->type));
1154 pb_log("Creating header for encrypted device %s\n", dev->id);
1156 /* Create a dev_hdr for the encrypted device */
1157 /* Find block info */
1160 for (i = 0; sys && i < sys->n_blockdevs; i++) {
1161 bd = sys->blockdevs[i];
1162 if (!strcmp(dev->id, bd->name)) {
1163 name = talloc_asprintf(menu, "[%s: %s / %s]",
1164 device_type_display_name(dev->type),
1165 bd->name, bd->uuid);
1170 name = talloc_asprintf(menu, "[%s: \"%s\"]",
1171 device_type_display_name(dev->type),
1175 dev_hdr = pmenu_item_create(menu, name);
1177 pb_log_fn("Failed to create header item\n");
1182 dev_hdr->on_execute = cui_open_luks_device;
1184 cod = talloc_zero(dev_hdr, struct cui_opt_data);
1185 cod->name = talloc_strdup(dev_hdr, dev->id);
1187 dev_hdr->data = cod;
1189 if (cui->current == &cui->main->scr)
1190 nc_scr_unpost(cui->current);
1192 /* This disconnects items array from menu. */
1193 result = set_menu_items(menu->ncm, NULL);
1196 pb_log_fn("set_menu_items failed: %d\n", result);
1200 insert_pt = pmenu_grow(menu, 1);
1201 pmenu_item_insert(menu, dev_hdr, insert_pt);
1202 pb_log("Added header for encrypted device %s\n", dev->id);
1204 selected = current_item(menu->ncm);
1205 menu_format(menu->ncm, &rows, &cols);
1207 /* Re-attach the items array. */
1208 result = set_menu_items(menu->ncm, menu->items);
1211 pb_log_fn("set_menu_items failed: %d\n", result);
1213 if (!item_visible(selected)) {
1216 top = top_row(menu->ncm);
1217 idx = item_index(selected);
1219 /* If our index is above the current top row, align
1220 * us to the new top. Otherwise, align us to the new
1222 top = top < idx ? idx - rows + 1 : idx;
1224 set_top_row(menu->ncm, top);
1225 set_current_item(menu->ncm, selected);
1228 if (cui->current == &menu->scr)
1229 nc_scr_post(cui->current);
1235 * cui_device_remove - Client device remove callback.
1237 * Removes all the menu_items for the device from the main menu and redraws the
1238 * main menu if it is active.
1240 static void cui_device_remove(struct device *dev, void *arg)
1242 struct cui *cui = cui_from_arg(arg);
1243 struct cui_opt_data *cod;
1244 struct boot_option *opt;
1246 int rows, cols, top, last;
1249 pb_log_fn("%p %s\n", dev, dev->id);
1251 if (cui->current == &cui->main->scr)
1252 nc_scr_unpost(cui->current);
1253 if (cui->current == &cui->plugin_menu->scr)
1254 nc_scr_unpost(cui->current);
1256 /* This disconnects items array from menu. */
1258 result = set_menu_items(cui->main->ncm, NULL);
1259 result |= set_menu_items(cui->plugin_menu->ncm, NULL);
1262 pb_log_fn("set_menu_items failed: %d\n", result);
1264 list_for_each_entry(&dev->boot_options, opt, list) {
1265 struct pmenu_item *item = pmenu_item_from_arg(opt->ui_info);
1266 cod = cod_from_item(item);
1267 if (cui->default_item == cod->opt_hash)
1268 cui->default_item = 0;
1270 assert(pb_protocol_device_cmp(dev, cod_from_item(item)->dev));
1271 if (opt->type == DISCOVER_PLUGIN_OPTION)
1272 pmenu_remove(cui->plugin_menu, item);
1274 pmenu_remove(cui->main, item);
1277 /* Manually remove remaining device hierarchy item */
1278 for (i=0; i < cui->main->item_count; i++) {
1279 struct pmenu_item *item = item_userptr(cui->main->items[i]);
1280 if (!item || !item->data )
1283 struct cui_opt_data *data = item->data;
1284 if (data && data->dev && data->dev == dev)
1285 pmenu_remove(cui->main,item);
1287 /* Look in plugins menu too */
1288 for (i=0; i < cui->plugin_menu->item_count; i++) {
1289 struct pmenu_item *item = item_userptr(cui->plugin_menu->items[i]);
1290 if (!item || !item->data )
1293 struct cui_opt_data *data = item->data;
1294 if (data && data->dev && data->dev == dev)
1295 pmenu_remove(cui->plugin_menu,item);
1298 /* Re-attach the items array. */
1300 result = set_menu_items(cui->main->ncm, cui->main->items);
1301 result |= set_menu_items(cui->plugin_menu->ncm, cui->plugin_menu->items);
1303 /* Move cursor to 'Exit' menu entry for the main menu.. */
1304 menu_format(cui->main->ncm, &rows, &cols);
1305 last = cui->main->item_count - 1;
1306 set_current_item(cui->main->ncm, cui->main->items[last]);
1307 if (!item_visible(cui->main->items[last])) {
1308 top = last < rows ? 0 : last - rows + 1;
1309 set_top_row(cui->main->ncm, top);
1312 /* ..and the plugin menu */
1313 menu_format(cui->plugin_menu->ncm, &rows, &cols);
1314 last = cui->plugin_menu->item_count - 1;
1315 set_current_item(cui->plugin_menu->ncm, cui->plugin_menu->items[last]);
1316 if (!item_visible(cui->plugin_menu->items[last])) {
1317 top = last < rows ? 0 : last - rows + 1;
1318 set_top_row(cui->plugin_menu->ncm, top);
1322 pb_log_fn("set_menu_items failed: %d\n", result);
1325 pb_log("%s\n", __func__);
1326 pmenu_dump_items(cui->main->items,
1327 item_count(cui->main->ncm) + 1);
1330 if (cui->current == &cui->main->scr)
1331 nc_scr_post(cui->current);
1332 if (cui->current == &cui->plugin_menu->scr)
1333 nc_scr_post(cui->current);
1336 static void cui_update_status(struct status *status, void *arg)
1338 struct cui *cui = cui_from_arg(arg);
1340 statuslog_append_steal(cui, cui->statuslog, status);
1342 /* Ignore status messages from the backlog */
1343 if (status->backlog)
1346 nc_scr_status_printf(cui->current, "%s", status->message);
1348 if (cui->preboot_mode &&
1349 (!status->boot_active || status->type == STATUS_ERROR)) {
1350 cui_set_curses_options(true);
1351 cui->preboot_mode = false;
1353 cui->preboot_mode = status->boot_active &&
1354 status->type == STATUS_INFO;
1355 if (cui->preboot_mode)
1356 cui_set_curses_options(false);
1361 * Handle a new installed plugin option and update its associated
1362 * (uninstalled) menu item if it exists.
1364 static int cui_plugin_option_add(struct plugin_option *opt, void *arg)
1366 struct cui_opt_data *cod;
1367 struct cui *cui = cui_from_arg(arg);
1368 struct pmenu_item *item = NULL;
1369 struct boot_option *dummy_opt;
1375 /* Find uninstalled plugin by matching on plugin_file */
1376 for (i = 0; i < cui->plugin_menu->item_count; i++) {
1377 item = item_userptr(cui->plugin_menu->items[i]);
1380 cod = cod_from_item(item);
1381 if (!cod || !cod->pd)
1383 if (strncmp(cod->pd->plugin_file, opt->plugin_file,
1384 strlen(cod->pd->plugin_file)) == 0)
1389 * If pb-plugin was run manually there may not be an associated
1390 * plugin-type boot_option. Pass a fake device and option to
1391 * cui_boot_option_add() so we have an item to work with.
1393 if (!item || i >= cui->plugin_menu->item_count) {
1394 pb_log("New plugin option %s doesn't have a source item\n",
1396 dev = talloc_zero(cui, struct device);
1397 dev->id = dev->name = talloc_asprintf(dev, "(unknown)");
1398 dev->type = DEVICE_TYPE_UNKNOWN;
1399 dummy_opt = talloc_zero(cui, struct boot_option);
1400 dummy_opt->device_id = talloc_strdup(dummy_opt, dev->id);
1401 dummy_opt->id = dummy_opt->name = talloc_asprintf(dummy_opt, "dummy");
1402 dummy_opt->boot_image_file = talloc_strdup(dummy_opt, opt->plugin_file);
1403 dummy_opt->type = DISCOVER_PLUGIN_OPTION;
1404 cui_boot_option_add(dev, dummy_opt, cui);
1409 * If this option was faked above move the context under
1410 * the item so it is cleaned up later in cui_plugins_remove().
1412 if (strcmp(cod->opt->id, "dummy") == 0 &&
1413 cod->dev->type == DEVICE_TYPE_UNKNOWN) {
1414 talloc_steal(item, cod->dev);
1415 talloc_steal(item, cod->opt);
1418 talloc_free(cod->name);
1419 /* Name is still tabbed across */
1420 cod->name = talloc_asprintf(cod, _(" %s [installed]"), opt->name);
1423 item->on_execute = NULL;
1424 item->on_edit = cui_show_plugin;
1426 if (cui->current == &cui->plugin_menu->scr)
1427 nc_scr_unpost(cui->current);
1429 /* This disconnects items array from menu. */
1430 result = set_menu_items(cui->plugin_menu->ncm, NULL);
1433 pmenu_item_update(item, cod->name);
1435 /* Re-attach the items array. */
1436 result = set_menu_items(cui->plugin_menu->ncm, cui->plugin_menu->items);
1438 if (cui->current == &cui->plugin_menu->scr)
1439 nc_scr_post(cui->current);
1445 * Most plugin menu items will be removed via cui_device_remove(). However if
1446 * pb-plugin has been run manually it is possible that there a plugin items
1447 * not associated with a device - remove them here.
1449 static int cui_plugins_remove(void *arg)
1451 struct cui *cui = cui_from_arg(arg);
1452 struct pmenu_item *item = NULL;
1453 struct cui_opt_data *cod;
1456 pb_debug("%s\n", __func__);
1458 if (cui->current == &cui->plugin_menu->scr)
1459 nc_scr_unpost(cui->current);
1460 if (cui->current == &cui->main->scr)
1461 nc_scr_unpost(cui->current);
1463 /* This disconnects items array from menu. */
1464 set_menu_items(cui->plugin_menu->ncm, NULL);
1466 while (i < cui->plugin_menu->item_count) {
1467 item = item_userptr(cui->plugin_menu->items[i]);
1468 if (!item || !item->data) {
1472 cod = cod_from_item(item);
1473 if (!cod->opt && !cod->dev) {
1478 pmenu_remove(cui->plugin_menu, item);
1479 /* plugin_menu entries will shift, jump to bottom to make sure
1480 * we remove all plugin option items */
1484 /* Re-attach the items array. */
1485 set_menu_items(cui->plugin_menu->ncm, cui->plugin_menu->items);
1487 set_menu_items(cui->main->ncm, NULL);
1488 for (i = 0; i < cui->main->item_count; i++) {
1489 item = item_userptr(cui->main->items[i]);
1490 if (item->on_execute != menu_plugin_execute)
1493 pmenu_item_update(item, _("Plugins (0)"));
1497 set_menu_items(cui->main->ncm, cui->main->items);
1499 if (cui->current == &cui->main->scr)
1500 nc_scr_post(cui->current);
1502 /* If we're currently in a plugin screen jump back to the plugin menu */
1503 if (cui->plugin_screen &&
1504 cui->current == plugin_screen_scr(cui->plugin_screen))
1505 cui_plugin_exit(cui);
1510 static void cui_update_mm_title(struct cui *cui)
1512 struct nc_frame *frame = &cui->main->scr.frame;
1514 talloc_free(frame->rtitle);
1516 frame->rtitle = talloc_strdup(cui->main, cui->sysinfo->type);
1517 if (cui->sysinfo->identifier)
1518 frame->rtitle = talloc_asprintf_append(frame->rtitle,
1519 " %s", cui->sysinfo->identifier);
1521 if (cui->current == &cui->main->scr)
1522 nc_scr_post(cui->current);
1524 frame = &cui->plugin_menu->scr.frame;
1526 talloc_free(frame->rtitle);
1528 frame->rtitle = talloc_strdup(cui->main, cui->sysinfo->type);
1529 if (cui->sysinfo->identifier)
1530 frame->rtitle = talloc_asprintf_append(frame->rtitle,
1531 " %s", cui->sysinfo->identifier);
1533 if (cui->current == &cui->main->scr)
1534 nc_scr_post(cui->current);
1537 static void cui_update_sysinfo(struct system_info *sysinfo, void *arg)
1539 struct cui *cui = cui_from_arg(arg);
1540 cui->sysinfo = talloc_steal(cui, sysinfo);
1542 /* if we're currently displaying the system info screen, inform it
1543 * of the updated information. */
1544 if (cui->sysinfo_screen)
1545 sysinfo_screen_update(cui->sysinfo_screen, sysinfo);
1547 if (cui->subset_screen)
1548 subset_screen_update(cui->subset_screen);
1550 /* ... and do the same with the config screen... */
1551 if (cui->config_screen)
1552 config_screen_update(cui->config_screen, cui->config, sysinfo);
1554 /* ... and the boot editor. */
1555 if (cui->boot_editor)
1556 boot_editor_update(cui->boot_editor, sysinfo);
1558 cui_update_mm_title(cui);
1561 void cui_update_language(struct cui *cui, const char *lang)
1566 cur_lang = setlocale(LC_ALL, NULL);
1567 if (cur_lang && !strcmp(cur_lang, lang))
1570 setlocale(LC_ALL, lang);
1572 /* we'll need to update the menu: drop all items and repopulate */
1573 repost_menu = cui->current == &cui->main->scr ||
1574 cui->current == &cui->plugin_menu->scr;
1576 nc_scr_unpost(cui->current);
1578 talloc_free(cui->main);
1579 cui->main = main_menu_init(cui);
1580 cui->plugin_menu = plugin_menu_init(cui);
1583 cui->current = &cui->main->scr;
1584 nc_scr_post(cui->current);
1587 discover_client_enumerate(cui->client);
1590 static void cui_update_config(struct config *config, void *arg)
1592 struct cui *cui = cui_from_arg(arg);
1593 cui->config = talloc_steal(cui, config);
1596 cui_update_language(cui, config->lang);
1598 if (cui->subset_screen)
1599 subset_screen_update(cui->subset_screen);
1601 if (cui->config_screen)
1602 config_screen_update(cui->config_screen, config, cui->sysinfo);
1604 if (config->safe_mode)
1605 nc_scr_status_printf(cui->current,
1606 _("SAFE MODE: select '%s' to continue"),
1607 _("Rescan devices"));
1610 int cui_send_config(struct cui *cui, struct config *config)
1612 return discover_client_send_config(cui->client, config);
1615 int cui_send_url(struct cui *cui, char * url)
1617 return discover_client_send_url(cui->client, url);
1620 int cui_send_plugin_install(struct cui *cui, char *file)
1622 return discover_client_send_plugin_install(cui->client, file);
1625 int cui_send_authenticate(struct cui *cui, char *password)
1627 return discover_client_send_authenticate(cui->client, password);
1630 int cui_send_set_password(struct cui *cui, char *password, char *new_password)
1632 return discover_client_send_set_password(cui->client, password,
1636 int cui_send_open_luks_device(struct cui *cui, char *password, char *device_id)
1638 return discover_client_send_open_luks_device(cui->client, password,
1642 void cui_send_reinit(struct cui *cui)
1644 discover_client_send_reinit(cui->client);
1648 * pb_mm_init - Setup the main menu instance.
1650 static struct pmenu *main_menu_init(struct cui *cui)
1652 struct pmenu_item *i;
1655 bool lockdown = lockdown_active();
1657 m = pmenu_init(cui, 9, lockdown ? cui_abort_on_exit : cui_on_exit);
1659 pb_log_fn("failed\n");
1664 m->hot_keys = talloc_array(m, hot_key_fn, m->n_hot_keys);
1666 pb_log_fn("failed to allocate hot_keys\n");
1670 m->hot_keys[0] = pmenu_main_hot_keys;
1671 m->on_new = cui_item_new;
1673 m->scr.frame.ltitle = talloc_asprintf(m,
1674 "Petitboot (" PACKAGE_VERSION ")");
1675 m->scr.frame.rtitle = NULL;
1676 m->scr.frame.help = talloc_strdup(m,
1677 _("Enter=accept, e=edit, n=new, x=exit, l=language, g=log, h=help"));
1678 m->scr.frame.status = talloc_strdup(m, _("Welcome to Petitboot"));
1680 /* add a separator */
1681 i = pmenu_item_create(m, " ");
1682 item_opts_off(i->nci, O_SELECTABLE);
1683 pmenu_item_insert(m, i, 0);
1685 /* add system items */
1686 i = pmenu_item_create(m, _("System information"));
1687 i->on_execute = menu_sysinfo_execute;
1688 pmenu_item_insert(m, i, 1);
1690 i = pmenu_item_create(m, _("System configuration"));
1691 i->on_execute = menu_config_execute;
1692 pmenu_item_insert(m, i, 2);
1694 i = pmenu_item_create(m, _("System status log"));
1695 i->on_execute = menu_statuslog_execute;
1696 pmenu_item_insert(m, i, 3);
1698 /* this label isn't translated, so we don't want a gettext() here */
1699 i = pmenu_item_create(m, "Language");
1700 i->on_execute = menu_lang_execute;
1701 pmenu_item_insert(m, i, 4);
1703 i = pmenu_item_create(m, _("Rescan devices"));
1704 i->on_execute = menu_reinit_execute;
1705 pmenu_item_insert(m, i, 5);
1707 i = pmenu_item_create(m, _("Retrieve config from URL"));
1708 i->on_execute = menu_add_url_execute;
1709 pmenu_item_insert(m, i, 6);
1711 i = pmenu_item_create(m, _("Plugins (0)"));
1712 i->on_execute = menu_plugin_execute;
1713 pmenu_item_insert(m, i, 7);
1716 i = pmenu_item_create(m, _("Reboot"));
1718 i = pmenu_item_create(m, _("Exit to shell"));
1719 i->on_execute = pmenu_exit_cb;
1720 pmenu_item_insert(m, i, 8);
1722 result = pmenu_setup(m);
1725 pb_log("%s:%d: pmenu_setup failed: %s\n", __func__, __LINE__,
1730 m->help_title = _("main menu");
1731 m->help_text = &main_menu_help_text;
1733 menu_opts_off(m->ncm, O_SHOWDESC);
1734 set_menu_mark(m->ncm, " *");
1735 set_current_item(m->ncm, i->nci);
1745 * plugin_menu_init: Set up the plugin menu instance
1747 static struct pmenu *plugin_menu_init(struct cui *cui)
1749 struct pmenu_item *i;
1753 m = pmenu_init(cui, 2, cui_plugin_menu_exit);
1754 m->scr.frame.ltitle = talloc_asprintf(m, _("Petitboot Plugins"));
1755 m->scr.frame.rtitle = talloc_asprintf(m, "%s", "");
1756 m->scr.frame.help = talloc_strdup(m,
1757 _("Enter=install, e=details, x=exit, h=help"));
1758 m->scr.frame.status = talloc_asprintf(m,
1759 _("Available Petitboot Plugins"));
1761 /* add a separator */
1762 i = pmenu_item_create(m, " ");
1763 item_opts_off(i->nci, O_SELECTABLE);
1764 pmenu_item_insert(m, i, 0);
1766 i = pmenu_item_create(m, _("Return to Main Menu"));
1767 i->on_execute = pmenu_exit_cb;
1768 pmenu_item_insert(m, i, 1);
1770 result = pmenu_setup(m);
1773 pb_log("%s:%d: pmenu_setup failed: %s\n", __func__, __LINE__,
1778 m->help_title = _("plugin menu");
1779 m->help_text = &plugin_menu_help_text;
1788 static struct discover_client_ops cui_client_ops = {
1789 .device_add = cui_device_add,
1790 .boot_option_add = cui_boot_option_add,
1791 .device_remove = cui_device_remove,
1792 .plugin_option_add = cui_plugin_option_add,
1793 .plugins_remove = cui_plugins_remove,
1794 .update_status = cui_update_status,
1795 .update_sysinfo = cui_update_sysinfo,
1796 .update_config = cui_update_config,
1799 /* cui_server_wait - Connect to the discover server.
1800 * @arg: Pointer to the cui instance.
1802 * A timeout callback that attempts to connect to the discover server; on
1803 * failure it registers itself with a one second timeout to try again.
1804 * On success the cui->client struct will be set.
1806 * Since this updates the status line when called it must not be called
1807 * before the UI is ready.
1809 static int cui_server_wait(void *arg)
1811 struct cui *cui = cui_from_arg(arg);
1814 pb_debug("We already have a server!\n");
1818 /* We haven't yet connected to the server */
1819 pb_log("Trying to connect...\n");
1820 cui->client = discover_client_init(cui->waitset,
1821 &cui_client_ops, cui);
1824 waiter_register_timeout(cui->waitset, 1000, cui_server_wait,
1826 nc_scr_status_printf(cui->current,
1827 "Info: Waiting for device discovery");
1829 nc_scr_status_free(cui->current);
1830 talloc_steal(cui, cui->client);
1832 if (cui->has_input) {
1833 pb_log("Aborting default boot on pb-discover connect\n");
1834 discover_client_cancel_default(cui->client);
1837 if (cui->autoboot_opt) {
1838 pb_log("Sending autoboot override on pb-discover connect\n");
1839 discover_client_send_temp_autoboot(cui->client,
1848 * cui_init - Setup the cui instance.
1849 * @platform_info: A value for the struct cui platform_info member.
1851 * Returns a pointer to a struct cui on success, or NULL on error.
1853 * Allocates the cui instance, sets up the client and stdin waiters, and
1854 * sets up the ncurses menu screen.
1857 struct cui *cui_init(void* platform_info,
1858 int (*js_map)(const struct js_event *e), int start_daemon, int timeout)
1863 cui = talloc_zero(NULL, struct cui);
1865 pb_log_fn("alloc cui failed.\n");
1866 fprintf(stderr, _("%s: alloc cui failed.\n"), __func__);
1870 cui->c_sig = pb_cui_sig;
1871 cui->platform_info = platform_info;
1872 cui->waitset = waitset_create(cui);
1873 cui->statuslog = statuslog_init(cui);
1875 process_init(cui, cui->waitset, false);
1877 /* Loop here for scripts that just started the server. */
1880 for (i = start_daemon ? 2 : 15; i && timeout; i--) {
1881 cui->client = discover_client_init(cui->waitset,
1882 &cui_client_ops, cui);
1883 if (cui->client || !i)
1885 pb_log_fn("waiting for server %d\n", i);
1889 if (!cui->client && start_daemon) {
1894 result = pb_start_daemon(cui);
1899 pb_log_fn("discover_client_init failed.\n");
1900 fprintf(stderr, _("%s: error: discover_client_init failed.\n"),
1902 fprintf(stderr, _("could not start pb-discover, the petitboot "
1904 goto fail_client_init;
1907 if (!cui->client && !timeout) {
1908 /* Have the first timeout fire immediately so we can check
1909 * for the server as soon as the UI is ready */
1910 waiter_register_timeout(cui->waitset, 0,
1911 cui_server_wait, cui);
1912 } else if (!cui->client) {
1913 pb_log_fn("discover_client_init failed.\n");
1914 fprintf(stderr, _("%s: error: discover_client_init failed.\n"),
1916 fprintf(stderr, _("check that pb-discover, "
1917 "the petitboot daemon is running.\n"));
1918 goto fail_client_init;
1922 talloc_steal(cui, cui->client);
1925 cui->main = main_menu_init(cui);
1927 goto fail_client_init;
1929 cui->plugin_menu = plugin_menu_init(cui);
1930 if (!cui->plugin_menu)
1931 goto fail_client_init;
1933 waiter_register_io(cui->waitset, STDIN_FILENO, WAIT_IN,
1934 cui_process_key, cui);
1938 cui->pjs = pjs_init(cui, js_map);
1941 waiter_register_io(cui->waitset, pjs_get_fd(cui->pjs),
1942 WAIT_IN, cui_process_js, cui);
1954 * cui_cancel_autoboot_on_exit - On exit spin until the server is available.
1956 * If the program exits before connecting to the server autoboot won't be
1957 * cancelled even though there has been keyboard activity. A child is forked
1958 * which will spin until the server is connected and told to cancel autoboot.
1960 static void cui_cancel_autoboot_on_exit(struct cui *cui)
1965 /* Fork a child to tell the server to cancel autoboot */
1968 cui_detached = true;
1970 /* Loop until connection established */
1971 while (!cui->client) {
1972 cui->client = discover_client_init(cui->waitset,
1973 &cui_client_ops, cui);
1978 talloc_steal(cui, cui->client);
1979 discover_client_cancel_default(cui->client);
1983 pb_log("Failed to fork child on exit: %m\n");
1985 discover_client_cancel_default(cui->client);
1989 * cui_run - The main cui program loop.
1990 * @cui: The cui instance.
1991 * @main: The menu to use as the main menu.
1993 * Runs the cui engine. Does not return until indicated to do so by some
1994 * user action, or an error occurs. Frees the cui object on return.
1995 * Returns 0 on success (return to shell), -1 on error (should restart).
1998 int cui_run(struct cui *cui)
2003 cui->current = &cui->main->scr;
2004 cui->default_item = 0;
2006 nc_scr_post(cui->current);
2009 int result = waiter_poll(cui->waitset);
2012 pb_log_fn("poll: %s\n", strerror(errno));
2019 while (cui->resize) {
2021 cui_handle_resize(cui);
2025 cui_cancel_autoboot_on_exit(cui);
2029 return cui->abort ? 0 : -1;