2 * Copyright (C) 2013 IBM Corporation
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 #if defined(HAVE_CONFIG_H)
26 #include <pb-config/pb-config.h>
27 #include <talloc/talloc.h>
28 #include <types/types.h>
32 #include "nc-config.h"
33 #include "nc-widgets.h"
38 NET_CONF_TYPE_DHCP_ALL,
39 NET_CONF_TYPE_DHCP_ONE,
43 struct config_screen {
46 struct nc_widgetset *widgetset;
50 void (*on_exit)(struct cui *);
58 enum net_conf_type net_conf_type;
61 struct nc_widget_checkbox *autoboot_f;
62 struct nc_widget_label *autoboot_l;
63 struct nc_widget_textbox *timeout_f;
64 struct nc_widget_label *timeout_l;
65 struct nc_widget_label *timeout_help_l;
67 struct nc_widget_label *network_l;
68 struct nc_widget_select *network_f;
70 struct nc_widget_label *iface_l;
71 struct nc_widget_select *iface_f;
72 struct nc_widget_label *ip_addr_l;
73 struct nc_widget_textbox *ip_addr_f;
74 struct nc_widget_label *ip_mask_l;
75 struct nc_widget_textbox *ip_mask_f;
76 struct nc_widget_label *ip_addr_mask_help_l;
77 struct nc_widget_label *gateway_l;
78 struct nc_widget_textbox *gateway_f;
79 struct nc_widget_label *gateway_help_l;
80 struct nc_widget_label *dns_l;
81 struct nc_widget_textbox *dns_f;
82 struct nc_widget_label *dns_dhcp_help_l;
83 struct nc_widget_label *dns_help_l;
85 struct nc_widget_button *ok_b;
86 struct nc_widget_button *cancel_b;
90 static struct config_screen *config_screen_from_scr(struct nc_scr *scr)
92 struct config_screen *config_screen;
94 assert(scr->sig == pb_config_screen_sig);
95 config_screen = (struct config_screen *)
96 ((char *)scr - (size_t)&((struct config_screen *)0)->scr);
97 assert(config_screen->scr.sig == pb_config_screen_sig);
101 static void pad_refresh(struct config_screen *screen)
103 int y, x, rows, cols;
105 getmaxyx(screen->scr.sub_ncw, rows, cols);
106 getbegyx(screen->scr.sub_ncw, y, x);
108 prefresh(screen->pad, screen->scroll_y, 0, y, x, rows, cols);
111 static void config_screen_process_key(struct nc_scr *scr, int key)
113 struct config_screen *screen = config_screen_from_scr(scr);
116 handled = widgetset_process_key(screen->widgetset, key);
118 screen->on_exit(screen->cui);
123 static void config_screen_resize(struct nc_scr *scr)
125 struct config_screen *screen = config_screen_from_scr(scr);
129 static int config_screen_post(struct nc_scr *scr)
131 struct config_screen *screen = config_screen_from_scr(scr);
132 widgetset_post(screen->widgetset);
133 nc_scr_frame_draw(scr);
138 static int config_screen_unpost(struct nc_scr *scr)
140 struct config_screen *screen = config_screen_from_scr(scr);
141 widgetset_unpost(screen->widgetset);
145 struct nc_scr *config_screen_scr(struct config_screen *screen)
150 static int screen_process_form(struct config_screen *screen)
152 const struct system_info *sysinfo = screen->cui->sysinfo;
153 struct config *config = talloc_zero(screen, struct config);
154 enum net_conf_type net_conf_type;
155 struct interface_config *iface;
159 config_set_defaults(config);
161 config->autoboot_enabled =
162 widget_checkbox_get_value(screen->widgets.autoboot_f);
165 str = widget_textbox_get_value(screen->widgets.timeout_f);
169 x = strtoul(str, &end, 10);
170 if (!errno && end != str)
171 config->autoboot_timeout_sec = x;
174 net_conf_type = widget_select_get_value(screen->widgets.network_f);
176 /* if we don't have any network interfaces, prevent per-interface
178 if (sysinfo->n_interfaces == 0)
179 net_conf_type = NET_CONF_TYPE_DHCP_ALL;
181 if (net_conf_type == NET_CONF_TYPE_DHCP_ALL) {
182 config->network.n_interfaces = 0;
187 iface = talloc_zero(config, struct interface_config);
188 config->network.n_interfaces = 1;
189 config->network.interfaces = talloc_array(config,
190 struct interface_config *, 1);
191 config->network.interfaces[0] = iface;
193 /* copy hwaddr (from the sysinfo interface data) to
194 * the configuration */
195 idx = widget_select_get_value(screen->widgets.iface_f);
196 memcpy(iface->hwaddr, sysinfo->interfaces[idx]->hwaddr,
197 sizeof(iface->hwaddr));
200 if (net_conf_type == NET_CONF_TYPE_DHCP_ONE) {
201 iface->method = CONFIG_METHOD_DHCP;
204 if (net_conf_type == NET_CONF_TYPE_STATIC) {
205 iface->method = CONFIG_METHOD_STATIC;
206 iface->static_config.address = talloc_asprintf(iface, "%s/%s",
207 widget_textbox_get_value(
208 screen->widgets.ip_addr_f),
209 widget_textbox_get_value(
210 screen->widgets.ip_mask_f));
211 iface->static_config.gateway = talloc_strdup(iface,
212 widget_textbox_get_value(
213 screen->widgets.gateway_f));
216 str = widget_textbox_get_value(screen->widgets.dns_f);
217 if (str && strlen(str)) {
222 dns = strtok_r(str, " \t", &tmp);
227 i = config->network.n_dns_servers++;
228 config->network.dns_servers = talloc_realloc(config,
229 config->network.dns_servers,
231 config->network.n_dns_servers);
232 config->network.dns_servers[i] =
233 talloc_strdup(config, dns);
239 rc = cui_send_config(screen->cui, config);
243 pb_log("cui_send_config failed!\n");
245 pb_debug("config sent!\n");
250 static void ok_click(void *arg)
252 struct config_screen *screen = arg;
253 screen_process_form(screen);
257 static void cancel_click(void *arg)
259 struct config_screen *screen = arg;
263 static int layout_pair(struct config_screen *screen, int y,
264 struct nc_widget_label *label,
265 struct nc_widget *field)
267 struct nc_widget *label_w = widget_label_base(label);
268 widget_move(label_w, y, screen->label_x);
269 widget_move(field, y, screen->field_x);
270 return max(widget_height(label_w), widget_height(field));
273 static void config_screen_layout_widgets(struct config_screen *screen,
274 enum net_conf_type net_conf)
276 struct nc_widget *wl, *wf, *wh;
281 help_x = screen->field_x + 2 +
282 widget_width(widget_textbox_base(screen->widgets.dns_f));
284 y += layout_pair(screen, y, screen->widgets.autoboot_l,
285 widget_checkbox_base(screen->widgets.autoboot_f));
287 wf = widget_textbox_base(screen->widgets.timeout_f);
288 widget_move(widget_label_base(screen->widgets.timeout_l),
290 widget_move(wf, y, screen->field_x);
291 widget_move(widget_label_base(screen->widgets.timeout_help_l),
292 y, screen->field_x + widget_width(wf) + 1);
296 y += layout_pair(screen, y, screen->widgets.network_l,
297 widget_select_base(screen->widgets.network_f));
301 /* conditionally show iface select */
302 wl = widget_label_base(screen->widgets.iface_l);
303 wf = widget_select_base(screen->widgets.iface_f);
305 show = net_conf == NET_CONF_TYPE_DHCP_ONE ||
306 net_conf == NET_CONF_TYPE_STATIC;
308 widget_set_visible(wl, show);
309 widget_set_visible(wf, show);
312 y += layout_pair(screen, y, screen->widgets.iface_l, wf) + 1;
314 /* conditionally show static IP params */
315 show = net_conf == NET_CONF_TYPE_STATIC;
317 wl = widget_label_base(screen->widgets.ip_addr_l);
318 wf = widget_textbox_base(screen->widgets.ip_addr_f);
319 widget_set_visible(wl, show);
320 widget_set_visible(wf, show);
321 x = screen->field_x + widget_width(wf) + 1;
324 layout_pair(screen, y, screen->widgets.ip_addr_l, wf);
326 wl = widget_label_base(screen->widgets.ip_mask_l);
327 wf = widget_textbox_base(screen->widgets.ip_mask_f);
328 widget_set_visible(wl, show);
329 widget_set_visible(wf, show);
332 widget_move(wl, y, x);
333 widget_move(wf, y, x + 2);
336 /* help for IP/mask */
337 wh = widget_label_base(screen->widgets.ip_addr_mask_help_l);
338 widget_set_visible(wh, show);
340 widget_move(wh, y, help_x);
344 wl = widget_label_base(screen->widgets.gateway_l);
345 wf = widget_textbox_base(screen->widgets.gateway_f);
346 wh = widget_label_base(screen->widgets.gateway_help_l);
347 widget_set_visible(wl, show);
348 widget_set_visible(wf, show);
349 widget_set_visible(wh, show);
352 layout_pair(screen, y, screen->widgets.gateway_l, wf);
353 widget_move(wh, y, help_x);
357 wh = widget_label_base(screen->widgets.dns_help_l);
358 layout_pair(screen, y, screen->widgets.dns_l,
359 widget_textbox_base(screen->widgets.dns_f));
360 widget_move(wh, y, help_x);
363 /* we show the DNS/DHCP help if we're configuring DHCP */
364 show = net_conf != NET_CONF_TYPE_STATIC;
365 wl = widget_label_base(screen->widgets.dns_dhcp_help_l);
366 widget_set_visible(wl, show);
368 widget_move(wl, y, screen->field_x);
374 widget_move(widget_button_base(screen->widgets.ok_b),
376 widget_move(widget_button_base(screen->widgets.cancel_b),
377 y, screen->field_x + 10);
380 static void config_screen_network_change(void *arg, int value)
382 struct config_screen *screen = arg;
383 screen->net_conf_type = value;
384 widgetset_unpost(screen->widgetset);
385 config_screen_layout_widgets(screen, value);
386 widgetset_post(screen->widgetset);
389 static struct interface_config *first_active_interface(
390 const struct config *config)
394 for (i = 0; i < config->network.n_interfaces; i++) {
395 if (config->network.interfaces[i]->ignore)
397 return config->network.interfaces[i];
402 static enum net_conf_type find_net_conf_type(const struct config *config)
404 struct interface_config *ifcfg;
406 ifcfg = first_active_interface(config);
409 return NET_CONF_TYPE_DHCP_ALL;
411 else if (ifcfg->method == CONFIG_METHOD_DHCP)
412 return NET_CONF_TYPE_DHCP_ONE;
414 else if (ifcfg->method == CONFIG_METHOD_STATIC)
415 return NET_CONF_TYPE_STATIC;
418 return NET_CONF_TYPE_DHCP_ALL;
421 static void config_screen_setup_empty(struct config_screen *screen)
423 widget_new_label(screen->widgetset, 2, screen->field_x,
424 "Waiting for configuration data...");
425 screen->widgets.cancel_b = widget_new_button(screen->widgetset,
426 4, screen->field_x, 6, "Cancel", cancel_click, screen);
430 static void config_screen_setup_widgets(struct config_screen *screen,
431 const struct config *config,
432 const struct system_info *sysinfo)
434 struct nc_widgetset *set = screen->widgetset;
435 struct interface_config *ifcfg;
436 char *str, *ip, *mask, *gw;
437 enum net_conf_type type;
440 build_assert(sizeof(screen->widgets) / sizeof(struct widget *)
443 type = screen->net_conf_type;
444 ifcfg = first_active_interface(config);
446 screen->widgets.autoboot_l = widget_new_label(set, 0, 0, "Autoboot:");
447 screen->widgets.autoboot_f = widget_new_checkbox(set, 0, 0,
448 config->autoboot_enabled);
450 str = talloc_asprintf(screen, "%d", config->autoboot_timeout_sec);
451 screen->widgets.timeout_l = widget_new_label(set, 0, 0, "Timeout:");
452 screen->widgets.timeout_f = widget_new_textbox(set, 0, 0, 5, str);
453 screen->widgets.timeout_help_l = widget_new_label(set, 0, 0, "seconds");
455 screen->widgets.network_l = widget_new_label(set, 0, 0, "Network");
456 screen->widgets.network_f = widget_new_select(set, 0, 0, 50);
458 widget_select_add_option(screen->widgets.network_f,
459 NET_CONF_TYPE_DHCP_ALL,
460 "DHCP on all active interfaces",
461 type == NET_CONF_TYPE_DHCP_ALL);
462 widget_select_add_option(screen->widgets.network_f,
463 NET_CONF_TYPE_DHCP_ONE,
464 "DHCP on a specific interface",
465 type == NET_CONF_TYPE_DHCP_ONE);
466 widget_select_add_option(screen->widgets.network_f,
467 NET_CONF_TYPE_STATIC,
468 "Static IP configuration",
469 type == NET_CONF_TYPE_STATIC);
471 widget_select_on_change(screen->widgets.network_f,
472 config_screen_network_change, screen);
474 screen->widgets.iface_l = widget_new_label(set, 0, 0, "Device:");
475 screen->widgets.iface_f = widget_new_select(set, 0, 0, 50);
477 for (i = 0; i < sysinfo->n_interfaces; i++) {
478 struct interface_info *info = sysinfo->interfaces[i];
479 char str[50], mac[20];
482 is_default = ifcfg && !memcmp(ifcfg->hwaddr, info->hwaddr,
483 sizeof(ifcfg->hwaddr));
485 mac_str(info->hwaddr, info->hwaddr_size, mac, sizeof(mac));
486 snprintf(str, sizeof(str), "%s [%s, %s]", info->name, mac,
487 info->link ? "link up" : "link down");
489 widget_select_add_option(screen->widgets.iface_f,
493 gw = ip = mask = NULL;
494 if (ifcfg && ifcfg->method == CONFIG_METHOD_STATIC) {
497 str = talloc_strdup(screen, ifcfg->static_config.address);
498 sep = strchr(str, '/');
505 gw = ifcfg->static_config.gateway;
508 screen->widgets.ip_addr_l = widget_new_label(set, 0, 0, "IP/mask:");
509 screen->widgets.ip_addr_f = widget_new_textbox(set, 0, 0, 16, ip);
510 screen->widgets.ip_mask_l = widget_new_label(set, 0, 0, "/");
511 screen->widgets.ip_mask_f = widget_new_textbox(set, 0, 0, 3, mask);
512 screen->widgets.ip_addr_mask_help_l =
513 widget_new_label(set, 0, 0, "(eg. 192.168.0.10 / 24)");
515 screen->widgets.gateway_l = widget_new_label(set, 0, 0, "Gateway:");
516 screen->widgets.gateway_f = widget_new_textbox(set, 0, 0, 16, gw);
517 screen->widgets.gateway_help_l =
518 widget_new_label(set, 0, 0, "(eg. 192.168.0.1)");
520 str = talloc_strdup(screen, "");
521 for (i = 0; i < config->network.n_dns_servers; i++) {
522 str = talloc_asprintf_append(str, "%s%s",
524 config->network.dns_servers[i]);
527 screen->widgets.dns_l = widget_new_label(set, 0, 0, "DNS Server(s):");
528 screen->widgets.dns_f = widget_new_textbox(set, 0, 0, 32, str);
529 screen->widgets.dns_help_l =
530 widget_new_label(set, 0, 0, "(eg. 192.168.0.2)");
532 screen->widgets.dns_dhcp_help_l = widget_new_label(set, 0, 0,
533 "(if not provided by DHCP server)");
535 screen->widgets.ok_b = widget_new_button(set, 0, 0, 6, "OK",
537 screen->widgets.cancel_b = widget_new_button(set, 0, 0, 6, "Cancel",
538 cancel_click, screen);
541 static void config_screen_widget_focus(struct nc_widget *widget, void *arg)
543 struct config_screen *screen = arg;
546 w_y = widget_y(widget) + widget_focus_y(widget);
547 s_max = getmaxy(screen->scr.sub_ncw) - 1;
549 if (w_y < screen->scroll_y)
550 screen->scroll_y = w_y;
552 else if (w_y + screen->scroll_y + 1 > s_max)
553 screen->scroll_y = 1 + w_y - s_max;
562 void config_screen_update(struct config_screen *screen,
563 const struct config *config,
564 const struct system_info *sysinfo)
569 /* The size of the pad we'll need depends on the number of interfaces.
571 * We use N_FIELDS (which is quite conservative, as some fields share
572 * a line) as a base, then add 3 (as the network select field is
573 * takes 3 lines), and n_interfaces (as the network interface field
574 * has n_interfaces lines).
576 height = N_FIELDS + 3;
578 height += sysinfo->n_interfaces;
579 if (!screen->pad || getmaxy(screen->pad) < height) {
582 screen->pad = newpad(height, COLS);
585 if (screen->widgetset) {
586 widgetset_unpost(screen->widgetset);
587 talloc_free(screen->widgetset);
591 screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
593 widgetset_set_widget_focus(screen->widgetset,
594 config_screen_widget_focus, screen);
596 if (!config || !sysinfo) {
597 config_screen_setup_empty(screen);
599 screen->net_conf_type = find_net_conf_type(config);
601 config_screen_setup_widgets(screen, config, sysinfo);
602 config_screen_layout_widgets(screen, screen->net_conf_type);
606 widgetset_post(screen->widgetset);
611 static int config_screen_destroy(void *arg)
613 struct config_screen *screen = arg;
619 struct config_screen *config_screen_init(struct cui *cui,
620 const struct config *config,
621 const struct system_info *sysinfo,
622 void (*on_exit)(struct cui *))
624 struct config_screen *screen;
626 screen = talloc_zero(cui, struct config_screen);
627 talloc_set_destructor(screen, config_screen_destroy);
628 nc_scr_init(&screen->scr, pb_config_screen_sig, 0,
629 cui, config_screen_process_key,
630 config_screen_post, config_screen_unpost,
631 config_screen_resize);
634 screen->on_exit = on_exit;
636 screen->field_x = 17;
638 screen->scr.frame.ltitle = talloc_strdup(screen,
639 "Petitboot System Configuration");
640 screen->scr.frame.rtitle = NULL;
641 screen->scr.frame.help = talloc_strdup(screen,
642 "tab=next, shift+tab=previous");
643 nc_scr_frame_draw(&screen->scr);
645 scrollok(screen->scr.sub_ncw, true);
647 config_screen_update(screen, config, sysinfo);
649 wrefresh(screen->scr.main_ncw);