]> git.ozlabs.org Git - petitboot/blobdiff - ui/ncurses/nc-cui.c
ui/ncurses: Allow booting custom boot options
[petitboot] / ui / ncurses / nc-cui.c
index 6ef43ee89afa62150004c8ce96a64af1bfbad077..33a9f73e81b966f50e2a11a1793edb94be3c3793 100644 (file)
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include "config.h"
+
 #define _GNU_SOURCE
 
 #include <assert.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <string.h>
+#include <locale.h>
 #include <sys/ioctl.h>
 
 #include "log/log.h"
+#include "pb-protocol/pb-protocol.h"
 #include "talloc/talloc.h"
 #include "waiter/waiter.h"
+#include "process/process.h"
 #include "ui/common/discover-client.h"
 #include "nc-cui.h"
 
@@ -59,35 +64,6 @@ void cui_resize(struct cui *cui)
        cui->resize = 1;
 }
 
-/**
- * cui_make_item_name - Format the menu item name srting.
- *
- * Returns a talloc string.
- */
-
-static char *cui_make_item_name(struct pmenu_item *i, struct cui_opt_data *cod)
-{
-       char *name;
-
-       assert(cod->name);
-       assert(cod->bd);
-
-       name = talloc_asprintf(i, "%s:", cod->name);
-
-       if (cod->bd->image)
-               name = talloc_asprintf_append(name, " %s", cod->bd->image);
-
-       if (cod->bd->initrd)
-               name = talloc_asprintf_append(name, " initrd=%s",
-                       cod->bd->initrd);
-
-       if (cod->bd->args)
-               name = talloc_asprintf_append(name, " %s", cod->bd->args);
-
-       DBGS("@%s@\n", name);
-       return name;
-}
-
 /**
  * cui_on_exit - A generic main menu ESC callback.
  */
@@ -105,13 +81,13 @@ int cui_run_cmd(struct pmenu_item *item)
 {
        int result;
        struct cui *cui = cui_from_item(item);
-       const char *const *cmd_argv = item->data;
+       const char **cmd_argv = item->data;
 
        nc_scr_status_printf(cui->current, "Running %s...", cmd_argv[0]);
 
        def_prog_mode();
 
-       result = pb_run_cmd(cmd_argv, 1, 0);
+       result = process_run_simple_argv(item, cmd_argv);
 
        reset_prog_mode();
        redrawwin(cui->current->main_ncw);
@@ -135,28 +111,23 @@ static int cui_boot(struct pmenu_item *item)
        struct cui_opt_data *cod = cod_from_item(item);
 
        assert(cui->current == &cui->main->scr);
-       assert(cui->on_boot);
 
        pb_log("%s: %s\n", __func__, cod->name);
+
        nc_scr_status_printf(cui->current, "Booting %s...", cod->name);
 
        def_prog_mode();
 
-       result = cui->on_boot(cui, cod);
+       result = discover_client_boot(cui->client, NULL, cod->opt, cod->bd);
 
        reset_prog_mode();
        redrawwin(cui->current->main_ncw);
 
-       if (!result) {
-               clear();
-               mvaddstr(1, 0, "system is going down now...");
-               refresh();
-               sleep(cui->dry_run ? 1 : 60);
+       if (result) {
+               nc_scr_status_printf(cui->current,
+                               "Failed: boot %s", cod->bd->image);
        }
 
-       pb_log("%s: failed: %s\n", __func__, cod->bd->image);
-       nc_scr_status_printf(cui->current, "Failed: kexec %s", cod->bd->image);
-
        return 0;
 }
 
@@ -164,49 +135,76 @@ static int cui_boot(struct pmenu_item *item)
  * cui_boot_editor_on_exit - The boot_editor on_exit callback.
  */
 
-static void cui_boot_editor_on_exit(struct boot_editor *boot_editor, enum boot_editor_result boot_editor_result,
-       struct pb_boot_data *bd)
+static void cui_boot_editor_on_exit(struct boot_editor *boot_editor,
+               enum boot_editor_result boot_editor_result,
+               struct pb_boot_data *bd)
 {
-       struct cui *cui = cui_from_arg(boot_editor->scr.ui_ctx);
+       struct cui *cui = cui_from_pmenu(boot_editor->original_pmenu);
+       struct pmenu_item *item = boot_editor->data;
+       struct cui_opt_data *cod;
 
-       if (boot_editor_result == boot_editor_update) {
-               struct pmenu_item *i = pmenu_find_selected(cui->main);
-               struct cui_opt_data *cod = cod_from_item(i);
-               char *name;
+       if (boot_editor_result != boot_editor_update) {
+               cui_set_current(cui, &cui->main->scr);
+               talloc_free(boot_editor);
+               return;
+       }
+
+       assert(bd);
 
-               assert(bd);
+       /* Is this was a new item, we'll need to update the menu */
+       if (!item) {
+               struct pmenu *menu = boot_editor->original_pmenu;
+               int insert_pt;
 
-               talloc_steal(i, bd);
-               talloc_free(cod->bd);
-               cod->bd = bd;
+               /* Detach the items array. */
+               set_menu_items(menu->ncm, NULL);
 
-               name = cui_make_item_name(i, cod);
-               pmenu_item_replace(i, name);
+               /* Insert new item at insert_pt. */
+               insert_pt = pmenu_grow(menu, 1);
+               item = pmenu_item_alloc(menu);
+               item->on_edit = cui_item_edit;
+               item->on_execute = cui_boot;
+               item->data = cod = talloc_zero(item, struct cui_opt_data);
 
-               /* FIXME: need to make item visible somehow */
-               set_current_item(cui->main->ncm, i->nci);
+               cod->name = talloc_asprintf(cod, "User item %u:", insert_pt);
+               pmenu_item_setup(menu, item, insert_pt,
+                               talloc_strdup(item, cod->name));
 
-               pb_log("%s: updating opt '%s'\n", __func__, cod->name);
-               pb_log(" image  '%s'\n", cod->bd->image);
-               pb_log(" initrd '%s'\n", cod->bd->initrd);
-               pb_log(" args   '%s'\n", cod->bd->args);
+               /* Re-attach the items array. */
+               set_menu_items(menu->ncm, menu->items);
+               menu->scr.post(&menu->scr);
+       } else {
+               cod = item->data;
        }
 
-       cui_set_current(cui, &cui->main->scr);
+       cod->bd = talloc_steal(cod, bd);
 
+       /* FIXME: need to make item visible somehow */
+       set_current_item(item->pmenu->ncm, item->nci);
+       cui_set_current(cui, &cui->main->scr);
        talloc_free(boot_editor);
 }
 
-int cui_boot_editor_run(struct pmenu_item *item)
+void cui_item_edit(struct pmenu_item *item)
 {
        struct cui *cui = cui_from_item(item);
        struct cui_opt_data *cod = cod_from_item(item);
        struct boot_editor *boot_editor;
 
-       boot_editor = boot_editor_init(cui, cod->bd, cui_boot_editor_on_exit);
+       boot_editor = boot_editor_init(item->pmenu, cod->bd,
+                       cui_boot_editor_on_exit);
+       boot_editor->data = item;
        cui_set_current(cui, &boot_editor->scr);
+}
 
-       return 0;
+void cui_item_new(struct pmenu *menu)
+{
+       struct cui *cui = cui_from_pmenu(menu);
+       struct boot_editor *boot_editor;
+
+       boot_editor = boot_editor_init(menu, NULL,
+                       cui_boot_editor_on_exit);
+       cui_set_current(cui, &boot_editor->scr);
 }
 
 /**
@@ -230,6 +228,19 @@ struct nc_scr *cui_set_current(struct cui *cui, struct nc_scr *scr)
        return old;
 }
 
+static bool process_global_keys(struct cui *cui, int key)
+{
+       switch (key) {
+       case 0xc:
+               if (cui->current && cui->current->main_ncw) {
+                       redrawwin(cui->current->main_ncw);
+                       wrefresh(cui->current->main_ncw);
+               }
+               return true;
+       }
+       return false;
+}
+
 /**
  * cui_process_key - Process input on stdin.
  */
@@ -240,8 +251,21 @@ static int cui_process_key(void *arg)
 
        assert(cui->current);
 
-       ui_timer_disable(&cui->timer);
-       cui->current->process_key(cui->current);
+       if (!cui->has_input)
+               discover_client_cancel_default(cui->client);
+       cui->has_input = true;
+
+       for (;;) {
+               int c = getch();
+
+               if (c == ERR)
+                       break;
+
+               if (process_global_keys(cui, c))
+                       continue;
+
+               cui->current->process_key(cui->current, c);
+       }
 
        return 0;
 }
@@ -265,24 +289,6 @@ static int cui_process_js(void *arg)
        return 0;
 }
 
-/**
- * cui_handle_timeout - Handle the timeout.
- */
-
-static void cui_handle_timeout(struct ui_timer *timer)
-{
-       struct cui *cui = cui_from_timer(timer);
-       struct pmenu_item *i = pmenu_find_selected(cui->main);
-
-#if defined(DEBUG)
-       {
-               struct cui_opt_data *cod = cod_from_item(i);
-               assert(cod && (cod->opt_hash == cui->default_item));
-       }
-#endif
-       i->on_execute(i);
-}
-
 /**
  * cui_handle_resize - Handle the term resize.
  */
@@ -308,46 +314,6 @@ static void cui_handle_resize(struct cui *cui)
        wrefresh(cui->current->main_ncw);
 }
 
-/**
- * cui_on_open - Open new item callback.
- */
-
-void cui_on_open(struct pmenu *menu)
-{
-       unsigned int insert_pt;
-       struct pmenu_item *i;
-       struct cui_opt_data *cod;
-
-       menu->scr.unpost(&menu->scr);
-
-       /* This disconnects items array from menu. */
-
-       set_menu_items(menu->ncm, NULL);
-
-       /* Insert new items at insert_pt. */
-
-       insert_pt = pmenu_grow(menu, 1);
-       i = pmenu_item_alloc(menu);
-
-       i->on_edit = cui_boot_editor_run;
-       i->on_execute = cui_boot;
-       i->data = cod = talloc_zero(i, struct cui_opt_data);
-
-       cod->name = talloc_asprintf(i, "User item %u:", insert_pt);
-       cod->bd = talloc_zero(i, struct pb_boot_data);
-
-       pmenu_item_setup(menu, i, insert_pt, talloc_strdup(i, cod->name));
-
-       /* Re-attach the items array. */
-
-       set_menu_items(menu->ncm, menu->items);
-
-       menu->scr.post(&menu->scr);
-       set_current_item(menu->ncm, i->nci);
-
-       i->on_edit(i);
-}
-
 /**
  * cui_device_add - Client device_add callback.
  *
@@ -355,16 +321,17 @@ void cui_on_open(struct pmenu *menu)
  * menu_items into the main menu.  Redraws the main menu if it is active.
  */
 
-static int cui_device_add(struct device *dev, void *arg)
+static int cui_boot_option_add(struct device *dev, struct boot_option *opt,
+               void *arg)
 {
        struct cui *cui = cui_from_arg(arg);
-       int result;
-       struct boot_option *opt;
-       unsigned int o_count; /* device opts */
+       struct cui_opt_data *cod;
        unsigned int insert_pt;
+       struct pmenu_item *i;
        ITEM *selected;
+       int result;
 
-       pb_log("%s: %p %s\n", __func__, dev, dev->id);
+       pb_log("%s: %p %s\n", __func__, opt, opt->id);
 
        selected = current_item(cui->main->ncm);
 
@@ -378,57 +345,36 @@ static int cui_device_add(struct device *dev, void *arg)
        if (result)
                pb_log("%s: set_menu_items failed: %d\n", __func__, result);
 
-       o_count = 0;
-       list_for_each_entry(&dev->boot_options, opt, list)
-               o_count++;
-
        /* Insert new items at insert_pt. */
+       insert_pt = pmenu_grow(cui->main, 1);
 
-       insert_pt = pmenu_grow(cui->main, o_count);
-
-       list_for_each_entry(&dev->boot_options, opt, list) {
-               struct pmenu_item *i;
-               struct cui_opt_data *cod;
-               char *name;
-
-               /* Save the item in opt->ui_info for cui_device_remove() */
-
-               opt->ui_info = i = pmenu_item_alloc(cui->main);
-
-               i->on_edit = cui_boot_editor_run;
-               i->on_execute = cui_boot;
-               i->data = cod = talloc(i, struct cui_opt_data);
+       /* Save the item in opt->ui_info for cui_device_remove() */
 
-               cod->dev = dev;
-               cod->opt = opt;
-               cod->opt_hash = pb_opt_hash(dev, opt);
-               cod->name = opt->name;
-               cod->bd = talloc(i, struct pb_boot_data);
+       opt->ui_info = i = pmenu_item_alloc(cui->main);
 
-               cod->bd->image = talloc_strdup(cod->bd, opt->boot_image_file);
-               cod->bd->initrd = talloc_strdup(cod->bd, opt->initrd_file);
-               cod->bd->args = talloc_strdup(cod->bd, opt->boot_args);
-
-               name = cui_make_item_name(i, cod);
-               pmenu_item_setup(cui->main, i, insert_pt, name);
+       i->on_edit = cui_item_edit;
+       i->on_execute = cui_boot;
+       i->data = cod = talloc(i, struct cui_opt_data);
 
-               insert_pt++;
+       cod->opt = opt;
+       cod->dev = dev;
+       cod->opt_hash = pb_opt_hash(dev, opt);
+       cod->name = opt->name;
+       cod->bd = talloc(i, struct pb_boot_data);
 
-               pb_log("%s: adding opt '%s'\n", __func__, cod->name);
-               pb_log("   image  '%s'\n", cod->bd->image);
-               pb_log("   initrd '%s'\n", cod->bd->initrd);
-               pb_log("   args   '%s'\n", cod->bd->args);
+       cod->bd->image = talloc_strdup(cod->bd, opt->boot_image_file);
+       cod->bd->initrd = talloc_strdup(cod->bd, opt->initrd_file);
+       cod->bd->dtb = talloc_strdup(cod->bd, opt->dtb_file);
+       cod->bd->args = talloc_strdup(cod->bd, opt->boot_args);
 
-               /* If this is the default_item select it and start timer. */
+       pmenu_item_setup(cui->main, i, insert_pt, cod->name);
 
-               if (cod->opt_hash == cui->default_item) {
-                       selected = i->nci;
-                       ui_timer_kick(&cui->timer);
-               }
-       }
+       pb_log("%s: adding opt '%s'\n", __func__, cod->name);
+       pb_log("   image  '%s'\n", cod->bd->image);
+       pb_log("   initrd '%s'\n", cod->bd->initrd);
+       pb_log("   args   '%s'\n", cod->bd->args);
 
        /* Re-attach the items array. */
-
        result = set_menu_items(cui->main->ncm, cui->main->items);
 
        if (result)
@@ -478,15 +424,9 @@ static void cui_device_remove(struct device *dev, void *arg)
 
        list_for_each_entry(&dev->boot_options, opt, list) {
                struct pmenu_item *i = pmenu_item_from_arg(opt->ui_info);
-               struct cui_opt_data *cod = cod_from_item(i);
 
-               assert(pb_protocol_device_cmp(dev, cod->dev));
+               assert(pb_protocol_device_cmp(dev, cod_from_item(i)->dev));
                pmenu_remove(cui->main, i);
-
-               /* If this is the default_item disable timer. */
-
-               if (cod->opt_hash == cui->default_item)
-                       ui_timer_disable(&cui->timer);
        }
 
        /* Re-attach the items array. */
@@ -506,9 +446,45 @@ static void cui_device_remove(struct device *dev, void *arg)
                cui->current->post(cui->current);
 }
 
+static void cui_update_status(struct boot_status *status, void *arg)
+{
+       struct cui *cui = cui_from_arg(arg);
+
+       nc_scr_status_printf(cui->current,
+                       "%s: %s",
+                       status->type == BOOT_STATUS_ERROR ? "Error" : "Info",
+                       status->message);
+
+}
+
+static void cui_update_mm_title(struct cui *cui)
+{
+       struct nc_frame *frame = &cui->main->scr.frame;
+
+       talloc_free(frame->rtitle);
+
+       frame->rtitle = talloc_strdup(cui->main, cui->sysinfo->type);
+       if (cui->sysinfo->identifier)
+               frame->rtitle = talloc_asprintf_append(frame->rtitle,
+                               " %s", cui->sysinfo->identifier);
+
+       if (cui->current == &cui->main->scr)
+               cui->current->post(cui->current);
+}
+
+static void cui_update_sysinfo(struct system_info *sysinfo, void *arg)
+{
+       struct cui *cui = cui_from_arg(arg);
+       cui->sysinfo = talloc_steal(cui, sysinfo);
+       cui_update_mm_title(cui);
+}
+
 static struct discover_client_ops cui_client_ops = {
-       .device_add = cui_device_add,
+       .device_add = NULL,
+       .boot_option_add = cui_boot_option_add,
        .device_remove = cui_device_remove,
+       .update_status = cui_update_status,
+       .update_sysinfo = cui_update_sysinfo,
 };
 
 /**
@@ -522,11 +498,9 @@ static struct discover_client_ops cui_client_ops = {
  */
 
 struct cui *cui_init(void* platform_info,
-       int (*on_boot)(struct cui *, struct cui_opt_data *),
-       int (*js_map)(const struct js_event *e), int start_deamon, int dry_run)
+       int (*js_map)(const struct js_event *e), int start_deamon)
 {
        struct cui *cui;
-       struct discover_client *client;
        unsigned int i;
 
        cui = talloc_zero(NULL, struct cui);
@@ -539,29 +513,30 @@ struct cui *cui_init(void* platform_info,
 
        cui->c_sig = pb_cui_sig;
        cui->platform_info = platform_info;
-       cui->on_boot = on_boot;
-       cui->timer.handle_timeout = cui_handle_timeout;
-       cui->dry_run = dry_run;
        cui->waitset = waitset_create(cui);
 
+       process_init(cui, cui->waitset, false);
+
+       setlocale(LC_ALL, "");
+
        /* Loop here for scripts that just started the server. */
 
 retry_start:
        for (i = start_deamon ? 2 : 10; i; i--) {
-               client = discover_client_init(cui->waitset,
+               cui->client = discover_client_init(cui->waitset,
                                &cui_client_ops, cui);
-               if (client || !i)
+               if (cui->client || !i)
                        break;
                pb_log("%s: waiting for server %d\n", __func__, i);
                sleep(1);
        }
 
-       if (!client && start_deamon) {
+       if (!cui->client && start_deamon) {
                int result;
 
                start_deamon = 0;
 
-               result = pb_start_daemon();
+               result = pb_start_daemon(cui);
 
                if (!result)
                        goto retry_start;
@@ -574,7 +549,7 @@ retry_start:
                goto fail_client_init;
        }
 
-       if (!client) {
+       if (!cui->client) {
                pb_log("%s: discover_client_init failed.\n", __func__);
                fprintf(stderr, "%s: error: discover_client_init failed.\n",
                        __func__);
@@ -586,7 +561,7 @@ retry_start:
        atexit(nc_atexit);
        nc_start();
 
-       waiter_register(cui->waitset, STDIN_FILENO, WAIT_IN,
+       waiter_register_io(cui->waitset, STDIN_FILENO, WAIT_IN,
                        cui_process_key, cui);
 
        if (js_map) {
@@ -594,7 +569,7 @@ retry_start:
                cui->pjs = pjs_init(cui, js_map);
 
                if (cui->pjs)
-                       waiter_register(cui->waitset, pjs_get_fd(cui->pjs),
+                       waiter_register_io(cui->waitset, pjs_get_fd(cui->pjs),
                                        WAIT_IN, cui_process_js, cui);
        }
 
@@ -629,7 +604,7 @@ int cui_run(struct cui *cui, struct pmenu *main, unsigned int default_item)
        while (1) {
                int result = waiter_poll(cui->waitset);
 
-               if (result < 0 && errno != EINTR) {
+               if (result < 0) {
                        pb_log("%s: poll: %s\n", __func__, strerror(errno));
                        break;
                }
@@ -637,8 +612,6 @@ int cui_run(struct cui *cui, struct pmenu *main, unsigned int default_item)
                if (cui->abort)
                        break;
 
-               ui_timer_process_sig(&cui->timer);
-
                while (cui->resize) {
                        cui->resize = 0;
                        cui_handle_resize(cui);