git.ozlabs.org Git - petitboot/blob - ui/ncurses/nc-sysinfo.c

   1 /*
   2  *  Copyright (C) 2013 IBM Corporation
   3  *
   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.
   7  *
   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.
  12  *
  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
  16  */
  17
  18 #if defined(HAVE_CONFIG_H)
  19 #include "config.h"
  20 #endif
  21
  22 #include <string.h>
  23
  24 #include <talloc/talloc.h>
  25 #include <types/types.h>
  26 #include <log/log.h>
  27 #include <util/util.h>
  28
  29 #include "nc-cui.h"
  30 #include "nc-textscreen.h"
  31 #include "nc-sysinfo.h"
  32
  33 struct sysinfo_screen {
  34         struct text_screen text_scr;
  35 };
  36
  37 struct nc_scr *sysinfo_screen_scr(struct sysinfo_screen *screen)
  38 {
  39         return text_screen_scr(&screen->text_scr);
  40 }
  41
  42 static void if_info_mac_str(struct interface_info *info,
  43                 char *buf, unsigned int buflen)
  44 {
  45         return mac_str(info->hwaddr, info->hwaddr_size, buf, buflen);
  46 }
  47
  48 static void sysinfo_screen_populate(struct sysinfo_screen *screen,
  49                 const struct system_info *sysinfo)
  50 {
  51         unsigned int i;
  52
  53         text_screen_clear(&screen->text_scr);
  54
  55 #define line(...) text_screen_append_line(&screen->text_scr, __VA_ARGS__)
  56         if (!sysinfo) {
  57                 line("Waiting for system information...");
  58                 return;
  59         }
  60
  61         line("%-12s %s", "System type:", sysinfo->type ?: "");
  62         line("%-12s %s", "System id:",   sysinfo->identifier ?: "");
  63
  64         if (sysinfo->n_blockdevs) {
  65                 line(NULL);
  66                 line("Storage devices");
  67         }
  68
  69         for (i = 0; i < sysinfo->n_blockdevs; i++) {
  70                 struct blockdev_info *info = sysinfo->blockdevs[i];
  71
  72                 line("%s:", info->name);
  73                 line(" UUID:       %s", info->uuid);
  74                 line(" mounted at: %s", info->mountpoint);
  75                 line(NULL);
  76         }
  77
  78         if (sysinfo->n_interfaces) {
  79                 line(NULL);
  80                 line("Network interfaces");
  81         }
  82
  83         for (i = 0; i < sysinfo->n_interfaces; i++) {
  84                 struct interface_info *info = sysinfo->interfaces[i];
  85                 char macbuf[32];
  86
  87                 if_info_mac_str(info, macbuf, sizeof(macbuf));
  88
  89                 line("%s:", info->name);
  90                 line(" MAC:  %s", macbuf);
  91                 line(" link: %s", info->link ? "up" : "down");
  92                 line(NULL);
  93         }
  94
  95 #undef line
  96 }
  97
  98 void sysinfo_screen_update(struct sysinfo_screen *screen,
  99                 const struct system_info *sysinfo)
 100 {
 101         sysinfo_screen_populate(screen, sysinfo);
 102         text_screen_draw(&screen->text_scr);
 103 }
 104
 105 struct sysinfo_screen *sysinfo_screen_init(struct cui *cui,
 106                 const struct system_info *sysinfo,
 107                 void (*on_exit)(struct cui *))
 108 {
 109         struct sysinfo_screen *screen;
 110
 111         screen = talloc_zero(cui, struct sysinfo_screen);
 112         text_screen_init(&screen->text_scr, cui,
 113                         "Petitboot System Information", on_exit);
 114
 115         sysinfo_screen_update(screen, sysinfo);
 116
 117         return screen;
 118 }