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);
134 redrawwin(scr->main_ncw);
135 wrefresh(screen->scr.main_ncw);
140 static int config_screen_unpost(struct nc_scr *scr)
142 struct config_screen *screen = config_screen_from_scr(scr);
143 widgetset_unpost(screen->widgetset);
147 struct nc_scr *config_screen_scr(struct config_screen *screen)
152 static int screen_process_form(struct config_screen *screen)
154 const struct system_info *sysinfo = screen->cui->sysinfo;
155 enum net_conf_type net_conf_type;
156 struct interface_config *iface;
157 struct config *config;
161 config = config_copy(screen, screen->cui->config);
163 config->autoboot_enabled =
164 widget_checkbox_get_value(screen->widgets.autoboot_f);
167 str = widget_textbox_get_value(screen->widgets.timeout_f);
171 x = strtoul(str, &end, 10);
172 if (!errno && end != str)
173 config->autoboot_timeout_sec = x;
176 net_conf_type = widget_select_get_value(screen->widgets.network_f);
178 /* if we don't have any network interfaces, prevent per-interface
180 if (sysinfo->n_interfaces == 0)
181 net_conf_type = NET_CONF_TYPE_DHCP_ALL;
183 if (net_conf_type == NET_CONF_TYPE_DHCP_ALL) {
184 config->network.n_interfaces = 0;
189 iface = talloc_zero(config, struct interface_config);
190 config->network.n_interfaces = 1;
191 config->network.interfaces = talloc_array(config,
192 struct interface_config *, 1);
193 config->network.interfaces[0] = iface;
195 /* copy hwaddr (from the sysinfo interface data) to
196 * the configuration */
197 idx = widget_select_get_value(screen->widgets.iface_f);
198 memcpy(iface->hwaddr, sysinfo->interfaces[idx]->hwaddr,
199 sizeof(iface->hwaddr));
202 if (net_conf_type == NET_CONF_TYPE_DHCP_ONE) {
203 iface->method = CONFIG_METHOD_DHCP;
206 if (net_conf_type == NET_CONF_TYPE_STATIC) {
207 char *ip, *mask, *gateway;
209 ip = widget_textbox_get_value(screen->widgets.ip_addr_f);
210 mask = widget_textbox_get_value(screen->widgets.ip_mask_f);
211 gateway = widget_textbox_get_value(screen->widgets.gateway_f);
213 if (!ip || !*ip || !mask || !*mask) {
214 screen->scr.frame.status =
215 "No IP / mask values are set";
216 nc_scr_frame_draw(&screen->scr);
221 iface->method = CONFIG_METHOD_STATIC;
222 iface->static_config.address = talloc_asprintf(iface, "%s/%s",
224 iface->static_config.gateway = talloc_strdup(iface, gateway);
227 str = widget_textbox_get_value(screen->widgets.dns_f);
228 if (str && strlen(str)) {
233 dns = strtok_r(str, " \t", &tmp);
238 i = config->network.n_dns_servers++;
239 config->network.dns_servers = talloc_realloc(config,
240 config->network.dns_servers,
242 config->network.n_dns_servers);
243 config->network.dns_servers[i] =
244 talloc_strdup(config, dns);
250 rc = cui_send_config(screen->cui, config);
254 pb_log("cui_send_config failed!\n");
256 pb_debug("config sent!\n");
261 static void ok_click(void *arg)
263 struct config_screen *screen = arg;
264 if (screen_process_form(screen))
265 /* errors are written to the status line, so we'll need
267 wrefresh(screen->scr.main_ncw);
272 static void cancel_click(void *arg)
274 struct config_screen *screen = arg;
278 static int layout_pair(struct config_screen *screen, int y,
279 struct nc_widget_label *label,
280 struct nc_widget *field)
282 struct nc_widget *label_w = widget_label_base(label);
283 widget_move(label_w, y, screen->label_x);
284 widget_move(field, y, screen->field_x);
285 return max(widget_height(label_w), widget_height(field));
288 static void config_screen_layout_widgets(struct config_screen *screen,
289 enum net_conf_type net_conf)
291 struct nc_widget *wl, *wf, *wh;
296 help_x = screen->field_x + 2 +
297 widget_width(widget_textbox_base(screen->widgets.dns_f));
299 y += layout_pair(screen, y, screen->widgets.autoboot_l,
300 widget_checkbox_base(screen->widgets.autoboot_f));
302 wf = widget_textbox_base(screen->widgets.timeout_f);
303 widget_move(widget_label_base(screen->widgets.timeout_l),
305 widget_move(wf, y, screen->field_x);
306 widget_move(widget_label_base(screen->widgets.timeout_help_l),
307 y, screen->field_x + widget_width(wf) + 1);
311 y += layout_pair(screen, y, screen->widgets.network_l,
312 widget_select_base(screen->widgets.network_f));
316 /* conditionally show iface select */
317 wl = widget_label_base(screen->widgets.iface_l);
318 wf = widget_select_base(screen->widgets.iface_f);
320 show = net_conf == NET_CONF_TYPE_DHCP_ONE ||
321 net_conf == NET_CONF_TYPE_STATIC;
323 widget_set_visible(wl, show);
324 widget_set_visible(wf, show);
327 y += layout_pair(screen, y, screen->widgets.iface_l, wf) + 1;
329 /* conditionally show static IP params */
330 show = net_conf == NET_CONF_TYPE_STATIC;
332 wl = widget_label_base(screen->widgets.ip_addr_l);
333 wf = widget_textbox_base(screen->widgets.ip_addr_f);
334 widget_set_visible(wl, show);
335 widget_set_visible(wf, show);
336 x = screen->field_x + widget_width(wf) + 1;
339 layout_pair(screen, y, screen->widgets.ip_addr_l, wf);
341 wl = widget_label_base(screen->widgets.ip_mask_l);
342 wf = widget_textbox_base(screen->widgets.ip_mask_f);
343 widget_set_visible(wl, show);
344 widget_set_visible(wf, show);
347 widget_move(wl, y, x);
348 widget_move(wf, y, x + 2);
351 /* help for IP/mask */
352 wh = widget_label_base(screen->widgets.ip_addr_mask_help_l);
353 widget_set_visible(wh, show);
355 widget_move(wh, y, help_x);
359 wl = widget_label_base(screen->widgets.gateway_l);
360 wf = widget_textbox_base(screen->widgets.gateway_f);
361 wh = widget_label_base(screen->widgets.gateway_help_l);
362 widget_set_visible(wl, show);
363 widget_set_visible(wf, show);
364 widget_set_visible(wh, show);
367 layout_pair(screen, y, screen->widgets.gateway_l, wf);
368 widget_move(wh, y, help_x);
372 wh = widget_label_base(screen->widgets.dns_help_l);
373 layout_pair(screen, y, screen->widgets.dns_l,
374 widget_textbox_base(screen->widgets.dns_f));
375 widget_move(wh, y, help_x);
378 /* we show the DNS/DHCP help if we're configuring DHCP */
379 show = net_conf != NET_CONF_TYPE_STATIC;
380 wl = widget_label_base(screen->widgets.dns_dhcp_help_l);
381 widget_set_visible(wl, show);
383 widget_move(wl, y, screen->field_x);
389 widget_move(widget_button_base(screen->widgets.ok_b),
391 widget_move(widget_button_base(screen->widgets.cancel_b),
392 y, screen->field_x + 10);
395 static void config_screen_network_change(void *arg, int value)
397 struct config_screen *screen = arg;
398 screen->net_conf_type = value;
399 widgetset_unpost(screen->widgetset);
400 config_screen_layout_widgets(screen, value);
401 widgetset_post(screen->widgetset);
404 static struct interface_config *first_active_interface(
405 const struct config *config)
409 for (i = 0; i < config->network.n_interfaces; i++) {
410 if (config->network.interfaces[i]->ignore)
412 return config->network.interfaces[i];
417 static enum net_conf_type find_net_conf_type(const struct config *config)
419 struct interface_config *ifcfg;
421 ifcfg = first_active_interface(config);
424 return NET_CONF_TYPE_DHCP_ALL;
426 else if (ifcfg->method == CONFIG_METHOD_DHCP)
427 return NET_CONF_TYPE_DHCP_ONE;
429 else if (ifcfg->method == CONFIG_METHOD_STATIC)
430 return NET_CONF_TYPE_STATIC;
433 return NET_CONF_TYPE_DHCP_ALL;
436 static void config_screen_setup_empty(struct config_screen *screen)
438 widget_new_label(screen->widgetset, 2, screen->field_x,
439 "Waiting for configuration data...");
440 screen->widgets.cancel_b = widget_new_button(screen->widgetset,
441 4, screen->field_x, 6, "Cancel", cancel_click, screen);
445 static void config_screen_setup_widgets(struct config_screen *screen,
446 const struct config *config,
447 const struct system_info *sysinfo)
449 struct nc_widgetset *set = screen->widgetset;
450 struct interface_config *ifcfg;
451 char *str, *ip, *mask, *gw;
452 enum net_conf_type type;
455 build_assert(sizeof(screen->widgets) / sizeof(struct widget *)
458 type = screen->net_conf_type;
459 ifcfg = first_active_interface(config);
461 screen->widgets.autoboot_l = widget_new_label(set, 0, 0, "Autoboot:");
462 screen->widgets.autoboot_f = widget_new_checkbox(set, 0, 0,
463 config->autoboot_enabled);
465 str = talloc_asprintf(screen, "%d", config->autoboot_timeout_sec);
466 screen->widgets.timeout_l = widget_new_label(set, 0, 0, "Timeout:");
467 screen->widgets.timeout_f = widget_new_textbox(set, 0, 0, 5, str);
468 screen->widgets.timeout_help_l = widget_new_label(set, 0, 0, "seconds");
470 widget_textbox_set_validator_integer(screen->widgets.timeout_f, 0, 999);
472 screen->widgets.network_l = widget_new_label(set, 0, 0, "Network");
473 screen->widgets.network_f = widget_new_select(set, 0, 0, 50);
475 widget_select_add_option(screen->widgets.network_f,
476 NET_CONF_TYPE_DHCP_ALL,
477 "DHCP on all active interfaces",
478 type == NET_CONF_TYPE_DHCP_ALL);
479 widget_select_add_option(screen->widgets.network_f,
480 NET_CONF_TYPE_DHCP_ONE,
481 "DHCP on a specific interface",
482 type == NET_CONF_TYPE_DHCP_ONE);
483 widget_select_add_option(screen->widgets.network_f,
484 NET_CONF_TYPE_STATIC,
485 "Static IP configuration",
486 type == NET_CONF_TYPE_STATIC);
488 widget_select_on_change(screen->widgets.network_f,
489 config_screen_network_change, screen);
491 screen->widgets.iface_l = widget_new_label(set, 0, 0, "Device:");
492 screen->widgets.iface_f = widget_new_select(set, 0, 0, 50);
494 for (i = 0; i < sysinfo->n_interfaces; i++) {
495 struct interface_info *info = sysinfo->interfaces[i];
496 char str[50], mac[20];
499 is_default = ifcfg && !memcmp(ifcfg->hwaddr, info->hwaddr,
500 sizeof(ifcfg->hwaddr));
502 mac_str(info->hwaddr, info->hwaddr_size, mac, sizeof(mac));
503 snprintf(str, sizeof(str), "%s [%s, %s]", info->name, mac,
504 info->link ? "link up" : "link down");
506 widget_select_add_option(screen->widgets.iface_f,
510 gw = ip = mask = NULL;
511 if (ifcfg && ifcfg->method == CONFIG_METHOD_STATIC) {
514 str = talloc_strdup(screen, ifcfg->static_config.address);
515 sep = strchr(str, '/');
522 gw = ifcfg->static_config.gateway;
525 screen->widgets.ip_addr_l = widget_new_label(set, 0, 0, "IP/mask:");
526 screen->widgets.ip_addr_f = widget_new_textbox(set, 0, 0, 16, ip);
527 screen->widgets.ip_mask_l = widget_new_label(set, 0, 0, "/");
528 screen->widgets.ip_mask_f = widget_new_textbox(set, 0, 0, 4, mask);
529 screen->widgets.ip_addr_mask_help_l =
530 widget_new_label(set, 0, 0, "(eg. 192.168.0.10 / 24)");
532 widget_textbox_set_validator_ipv4(screen->widgets.ip_addr_f);
533 widget_textbox_set_validator_integer(screen->widgets.ip_mask_f, 1, 31);
535 screen->widgets.gateway_l = widget_new_label(set, 0, 0, "Gateway:");
536 screen->widgets.gateway_f = widget_new_textbox(set, 0, 0, 16, gw);
537 screen->widgets.gateway_help_l =
538 widget_new_label(set, 0, 0, "(eg. 192.168.0.1)");
540 widget_textbox_set_validator_ipv4(screen->widgets.gateway_f);
542 str = talloc_strdup(screen, "");
543 for (i = 0; i < config->network.n_dns_servers; i++) {
544 str = talloc_asprintf_append(str, "%s%s",
546 config->network.dns_servers[i]);
549 screen->widgets.dns_l = widget_new_label(set, 0, 0, "DNS Server(s):");
550 screen->widgets.dns_f = widget_new_textbox(set, 0, 0, 32, str);
551 screen->widgets.dns_help_l =
552 widget_new_label(set, 0, 0, "(eg. 192.168.0.2)");
554 widget_textbox_set_validator_ipv4_multi(screen->widgets.dns_f);
556 screen->widgets.dns_dhcp_help_l = widget_new_label(set, 0, 0,
557 "(if not provided by DHCP server)");
559 screen->widgets.ok_b = widget_new_button(set, 0, 0, 6, "OK",
561 screen->widgets.cancel_b = widget_new_button(set, 0, 0, 6, "Cancel",
562 cancel_click, screen);
565 static void config_screen_widget_focus(struct nc_widget *widget, void *arg)
567 struct config_screen *screen = arg;
570 w_y = widget_y(widget) + widget_focus_y(widget);
571 s_max = getmaxy(screen->scr.sub_ncw) - 1;
573 if (w_y < screen->scroll_y)
574 screen->scroll_y = w_y;
576 else if (w_y + screen->scroll_y + 1 > s_max)
577 screen->scroll_y = 1 + w_y - s_max;
585 static void config_screen_draw(struct config_screen *screen,
586 const struct config *config,
587 const struct system_info *sysinfo)
592 /* The size of the pad we'll need depends on the number of interfaces.
594 * We use N_FIELDS (which is quite conservative, as some fields share
595 * a line) as a base, then add 3 (as the network select field is
596 * takes 3 lines), and n_interfaces (as the network interface field
597 * has n_interfaces lines).
599 height = N_FIELDS + 3;
601 height += sysinfo->n_interfaces;
602 if (!screen->pad || getmaxy(screen->pad) < height) {
605 screen->pad = newpad(height, COLS);
608 if (screen->widgetset) {
609 widgetset_unpost(screen->widgetset);
610 talloc_free(screen->widgetset);
614 screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
616 widgetset_set_widget_focus(screen->widgetset,
617 config_screen_widget_focus, screen);
619 if (!config || !sysinfo) {
620 config_screen_setup_empty(screen);
622 screen->net_conf_type = find_net_conf_type(config);
624 config_screen_setup_widgets(screen, config, sysinfo);
625 config_screen_layout_widgets(screen, screen->net_conf_type);
629 widgetset_post(screen->widgetset);
632 void config_screen_update(struct config_screen *screen,
633 const struct config *config,
634 const struct system_info *sysinfo)
636 config_screen_draw(screen, config, sysinfo);
640 static int config_screen_destroy(void *arg)
642 struct config_screen *screen = arg;
648 struct config_screen *config_screen_init(struct cui *cui,
649 const struct config *config,
650 const struct system_info *sysinfo,
651 void (*on_exit)(struct cui *))
653 struct config_screen *screen;
655 screen = talloc_zero(cui, struct config_screen);
656 talloc_set_destructor(screen, config_screen_destroy);
657 nc_scr_init(&screen->scr, pb_config_screen_sig, 0,
658 cui, config_screen_process_key,
659 config_screen_post, config_screen_unpost,
660 config_screen_resize);
663 screen->on_exit = on_exit;
665 screen->field_x = 17;
667 screen->scr.frame.ltitle = talloc_strdup(screen,
668 "Petitboot System Configuration");
669 screen->scr.frame.rtitle = NULL;
670 screen->scr.frame.help = talloc_strdup(screen,
671 "tab=next, shift+tab=previous");
672 nc_scr_frame_draw(&screen->scr);
674 scrollok(screen->scr.sub_ncw, true);
676 config_screen_draw(screen, config, sysinfo);