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
24 #include <pb-config/pb-config.h>
25 #include <talloc/talloc.h>
26 #include <types/types.h>
31 #include "nc-config.h"
32 #include "nc-widgets.h"
37 NET_CONF_TYPE_DHCP_ALL,
38 NET_CONF_TYPE_DHCP_ONE,
42 struct config_screen {
45 struct nc_widgetset *widgetset;
47 void (*on_exit)(struct cui *);
53 enum net_conf_type net_conf_type;
56 struct nc_widget_checkbox *autoboot_f;
57 struct nc_widget_label *autoboot_l;
58 struct nc_widget_textbox *timeout_f;
59 struct nc_widget_label *timeout_l;
61 struct nc_widget_label *network_l;
62 struct nc_widget_select *network_f;
64 struct nc_widget_label *iface_l;
65 struct nc_widget_select *iface_f;
66 struct nc_widget_label *ip_addr_l;
67 struct nc_widget_textbox *ip_addr_f;
68 struct nc_widget_label *ip_mask_l;
69 struct nc_widget_textbox *ip_mask_f;
70 struct nc_widget_label *gateway_l;
71 struct nc_widget_textbox *gateway_f;
72 struct nc_widget_label *dns_l;
73 struct nc_widget_textbox *dns_f;
74 struct nc_widget_label *dns_help_l;
76 struct nc_widget_button *ok_b;
77 struct nc_widget_button *cancel_b;
81 static struct config_screen *config_screen_from_scr(struct nc_scr *scr)
83 struct config_screen *config_screen;
85 assert(scr->sig == pb_config_screen_sig);
86 config_screen = (struct config_screen *)
87 ((char *)scr - (size_t)&((struct config_screen *)0)->scr);
88 assert(config_screen->scr.sig == pb_config_screen_sig);
92 static void config_screen_process_key(struct nc_scr *scr, int key)
94 struct config_screen *screen = config_screen_from_scr(scr);
97 handled = widgetset_process_key(screen->widgetset, key);
99 screen->on_exit(screen->cui);
101 wrefresh(screen->scr.main_ncw);
104 static void config_screen_resize(struct nc_scr *scr)
106 struct config_screen *screen = config_screen_from_scr(scr);
110 static int config_screen_post(struct nc_scr *scr)
112 struct config_screen *screen = config_screen_from_scr(scr);
113 widgetset_post(screen->widgetset);
114 nc_scr_frame_draw(scr);
115 wrefresh(scr->main_ncw);
119 static int config_screen_unpost(struct nc_scr *scr)
121 struct config_screen *screen = config_screen_from_scr(scr);
122 widgetset_unpost(screen->widgetset);
126 struct nc_scr *config_screen_scr(struct config_screen *screen)
131 static int screen_process_form(struct config_screen *screen)
133 const struct system_info *sysinfo = screen->cui->sysinfo;
134 struct config *config = talloc_zero(screen, struct config);
135 enum net_conf_type net_conf_type;
136 struct interface_config *iface;
140 config_set_defaults(config);
142 config->autoboot_enabled =
143 widget_checkbox_get_value(screen->widgets.autoboot_f);
146 str = widget_textbox_get_value(screen->widgets.timeout_f);
150 x = strtoul(str, &end, 10);
151 if (!errno && end != str)
152 config->autoboot_timeout_sec = x;
155 net_conf_type = widget_select_get_value(screen->widgets.network_f);
157 /* if we don't have any network interfaces, prevent per-interface
159 if (sysinfo->n_interfaces == 0)
160 net_conf_type = NET_CONF_TYPE_DHCP_ALL;
162 if (net_conf_type == NET_CONF_TYPE_DHCP_ALL) {
163 config->network.n_interfaces = 0;
168 iface = talloc_zero(config, struct interface_config);
169 config->network.n_interfaces = 1;
170 config->network.interfaces = talloc_array(config,
171 struct interface_config *, 1);
172 config->network.interfaces[0] = iface;
174 /* copy hwaddr (from the sysinfo interface data) to
175 * the configuration */
176 idx = widget_select_get_value(screen->widgets.iface_f);
177 memcpy(iface->hwaddr, sysinfo->interfaces[idx]->hwaddr,
178 sizeof(iface->hwaddr));
181 if (net_conf_type == NET_CONF_TYPE_DHCP_ONE) {
182 iface->method = CONFIG_METHOD_DHCP;
185 if (net_conf_type == NET_CONF_TYPE_STATIC) {
186 iface->method = CONFIG_METHOD_STATIC;
187 iface->static_config.address = talloc_asprintf(iface, "%s/%s",
188 widget_textbox_get_value(
189 screen->widgets.ip_addr_f),
190 widget_textbox_get_value(
191 screen->widgets.ip_mask_f));
192 iface->static_config.gateway = talloc_strdup(iface,
193 widget_textbox_get_value(
194 screen->widgets.gateway_f));
197 str = widget_textbox_get_value(screen->widgets.dns_f);
198 if (str && strlen(str)) {
203 dns = strtok_r(str, " \t", &tmp);
208 i = config->network.n_dns_servers++;
209 config->network.dns_servers = talloc_realloc(config,
210 config->network.dns_servers,
212 config->network.n_dns_servers);
213 config->network.dns_servers[i] =
214 talloc_strdup(config, dns);
220 rc = cui_send_config(screen->cui, config);
224 pb_log("cui_send_config failed!\n");
226 pb_debug("config sent!\n");
231 static void ok_click(void *arg)
233 struct config_screen *screen = arg;
234 screen_process_form(screen);
238 static void cancel_click(void *arg)
240 struct config_screen *screen = arg;
244 static int layout_pair(struct config_screen *screen, int y,
245 struct nc_widget_label *label,
246 struct nc_widget *field)
248 struct nc_widget *label_w = widget_label_base(label);
249 widget_move(label_w, y, screen->label_x);
250 widget_move(field, y, screen->field_x);
251 return max(widget_height(label_w), widget_height(field));
254 static void config_screen_layout_widgets(struct config_screen *screen,
255 enum net_conf_type net_conf)
257 struct nc_widget *wl, *wf;
263 y += layout_pair(screen, y, screen->widgets.autoboot_l,
264 widget_checkbox_base(screen->widgets.autoboot_f));
266 y += layout_pair(screen, y, screen->widgets.timeout_l,
267 widget_textbox_base(screen->widgets.timeout_f));
271 y += layout_pair(screen, y, screen->widgets.network_l,
272 widget_select_base(screen->widgets.network_f));
276 /* conditionally show iface select */
277 wl = widget_label_base(screen->widgets.iface_l);
278 wf = widget_select_base(screen->widgets.iface_f);
280 show = net_conf == NET_CONF_TYPE_DHCP_ONE ||
281 net_conf == NET_CONF_TYPE_STATIC;
283 widget_set_visible(wl, show);
284 widget_set_visible(wf, show);
287 y += layout_pair(screen, y, screen->widgets.iface_l, wf) + 1;
289 /* conditionally show static IP params */
290 show = net_conf == NET_CONF_TYPE_STATIC;
292 wl = widget_label_base(screen->widgets.ip_addr_l);
293 wf = widget_textbox_base(screen->widgets.ip_addr_f);
294 widget_set_visible(wl, show);
295 widget_set_visible(wf, show);
296 x = screen->field_x + widget_width(wf) + 1;
299 layout_pair(screen, y, screen->widgets.ip_addr_l, wf);
301 wl = widget_label_base(screen->widgets.ip_mask_l);
302 wf = widget_textbox_base(screen->widgets.ip_mask_f);
303 widget_set_visible(wl, show);
304 widget_set_visible(wf, show);
307 widget_move(wl, y, x);
308 widget_move(wf, y, x + 2);
312 wl = widget_label_base(screen->widgets.gateway_l);
313 wf = widget_textbox_base(screen->widgets.gateway_f);
314 widget_set_visible(wl, show);
315 widget_set_visible(wf, show);
318 y += layout_pair(screen, y, screen->widgets.gateway_l, wf) + 1;
320 y += layout_pair(screen, y, screen->widgets.dns_l,
321 widget_textbox_base(screen->widgets.dns_f));
323 /* we show the DNS/DHCP help if we're configuring DHCP */
324 show = net_conf != NET_CONF_TYPE_STATIC;
325 wl = widget_label_base(screen->widgets.dns_help_l);
326 widget_set_visible(wl, show);
328 widget_move(wl, y, screen->field_x);
334 widget_move(widget_button_base(screen->widgets.ok_b),
336 widget_move(widget_button_base(screen->widgets.cancel_b),
337 y, screen->field_x + 10);
340 static void config_screen_network_change(void *arg, int value)
342 struct config_screen *screen = arg;
343 screen->net_conf_type = value;
344 widgetset_unpost(screen->widgetset);
345 config_screen_layout_widgets(screen, value);
346 widgetset_post(screen->widgetset);
349 static struct interface_config *first_active_interface(
350 const struct config *config)
354 for (i = 0; i < config->network.n_interfaces; i++) {
355 if (config->network.interfaces[i]->ignore)
357 return config->network.interfaces[i];
362 static enum net_conf_type find_net_conf_type(const struct config *config)
364 struct interface_config *ifcfg;
366 ifcfg = first_active_interface(config);
369 return NET_CONF_TYPE_DHCP_ALL;
371 else if (ifcfg->method == CONFIG_METHOD_DHCP)
372 return NET_CONF_TYPE_DHCP_ONE;
374 else if (ifcfg->method == CONFIG_METHOD_STATIC)
375 return NET_CONF_TYPE_STATIC;
378 return NET_CONF_TYPE_DHCP_ALL;
381 static void config_screen_setup_empty(struct config_screen *screen)
383 widget_new_label(screen->widgetset, 2, screen->field_x,
384 "Waiting for configuration data...");
385 screen->widgets.cancel_b = widget_new_button(screen->widgetset,
386 4, screen->field_x, 6, "Cancel", cancel_click, screen);
390 static void config_screen_setup_widgets(struct config_screen *screen,
391 const struct config *config,
392 const struct system_info *sysinfo)
394 struct nc_widgetset *set = screen->widgetset;
395 struct interface_config *ifcfg;
396 char *str, *ip, *mask, *gw;
397 enum net_conf_type type;
400 build_assert(sizeof(screen->widgets) / sizeof(struct widget *)
403 type = screen->net_conf_type;
404 ifcfg = first_active_interface(config);
406 screen->widgets.autoboot_l = widget_new_label(set, 0, 0, "Autoboot:");
407 screen->widgets.autoboot_f = widget_new_checkbox(set, 0, 0,
408 config->autoboot_enabled);
410 str = talloc_asprintf(screen, "%d", config->autoboot_timeout_sec);
411 screen->widgets.timeout_l = widget_new_label(set, 0, 0, "Timeout:");
412 screen->widgets.timeout_f = widget_new_textbox(set, 0, 0, 5, str);
414 screen->widgets.network_l = widget_new_label(set, 0, 0, "Network");
415 screen->widgets.network_f = widget_new_select(set, 0, 0, 50);
417 widget_select_add_option(screen->widgets.network_f,
418 NET_CONF_TYPE_DHCP_ALL,
419 "DHCP on all active interfaces",
420 type == NET_CONF_TYPE_DHCP_ALL);
421 widget_select_add_option(screen->widgets.network_f,
422 NET_CONF_TYPE_DHCP_ONE,
423 "DHCP on a specific interface",
424 type == NET_CONF_TYPE_DHCP_ONE);
425 widget_select_add_option(screen->widgets.network_f,
426 NET_CONF_TYPE_STATIC,
427 "Static IP configuration",
428 type == NET_CONF_TYPE_STATIC);
430 widget_select_on_change(screen->widgets.network_f,
431 config_screen_network_change, screen);
433 screen->widgets.iface_l = widget_new_label(set, 0, 0, "Device:");
434 screen->widgets.iface_f = widget_new_select(set, 0, 0, 20);
436 for (i = 0; i < sysinfo->n_interfaces; i++) {
437 struct interface_info *info = sysinfo->interfaces[i];
440 is_default = ifcfg && !memcmp(ifcfg->hwaddr, info->hwaddr,
441 sizeof(ifcfg->hwaddr));
443 widget_select_add_option(screen->widgets.iface_f,
444 i, info->name, is_default);
447 gw = ip = mask = NULL;
448 if (ifcfg && ifcfg->method == CONFIG_METHOD_STATIC) {
451 str = talloc_strdup(screen, ifcfg->static_config.address);
452 sep = strchr(str, '/');
459 gw = ifcfg->static_config.gateway;
462 screen->widgets.ip_addr_l = widget_new_label(set, 0, 0, "IP/mask:");
463 screen->widgets.ip_addr_f = widget_new_textbox(set, 0, 0, 16, ip);
464 screen->widgets.ip_mask_l = widget_new_label(set, 0, 0, "/");
465 screen->widgets.ip_mask_f = widget_new_textbox(set, 0, 0, 3, mask);
467 screen->widgets.gateway_l = widget_new_label(set, 0, 0, "Gateway:");
468 screen->widgets.gateway_f = widget_new_textbox(set, 0, 0, 16, gw);
470 str = talloc_strdup(screen, "");
471 for (i = 0; i < config->network.n_dns_servers; i++) {
472 str = talloc_asprintf_append(str, "%s%s",
474 config->network.dns_servers[i]);
477 screen->widgets.dns_l = widget_new_label(set, 0, 0, "DNS Server(s):");
478 screen->widgets.dns_f = widget_new_textbox(set, 0, 0, 32, str);
480 screen->widgets.dns_help_l = widget_new_label(set, 0, 0,
481 "(if not provided by DHCP server)");
483 screen->widgets.ok_b = widget_new_button(set, 0, 0, 6, "OK",
485 screen->widgets.cancel_b = widget_new_button(set, 0, 0, 6, "Cancel",
486 cancel_click, screen);
489 void config_screen_update(struct config_screen *screen,
490 const struct config *config,
491 const struct system_info *sysinfo)
495 if (screen->widgetset) {
496 widgetset_unpost(screen->widgetset);
497 talloc_free(screen->widgetset);
501 screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
502 screen->scr.sub_ncw);
504 if (!config || !sysinfo) {
505 config_screen_setup_empty(screen);
507 screen->net_conf_type = find_net_conf_type(config);
509 config_screen_setup_widgets(screen, config, sysinfo);
510 config_screen_layout_widgets(screen, screen->net_conf_type);
514 widgetset_post(screen->widgetset);
516 wrefresh(screen->scr.main_ncw);
519 struct config_screen *config_screen_init(struct cui *cui,
520 const struct config *config,
521 const struct system_info *sysinfo,
522 void (*on_exit)(struct cui *))
524 struct config_screen *screen;
526 screen = talloc_zero(cui, struct config_screen);
527 nc_scr_init(&screen->scr, pb_config_screen_sig, 0,
528 cui, config_screen_process_key,
529 config_screen_post, config_screen_unpost,
530 config_screen_resize);
533 screen->on_exit = on_exit;
535 screen->field_x = 17;
537 screen->scr.frame.ltitle = talloc_strdup(screen,
538 "Petitboot System Configuration");
539 screen->scr.frame.rtitle = NULL;
540 screen->scr.frame.help = talloc_strdup(screen,
541 "tab=next, shift+tab=previous");
542 nc_scr_frame_draw(&screen->scr);
544 scrollok(screen->scr.sub_ncw, true);
546 config_screen_update(screen, config, sysinfo);