usr.sbin/bsdconfig/startup/rcconf

   1 #!/bin/sh
   2 #-
   3 # Copyright (c) 2012-2013 Devin Teske
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25 # SUCH DAMAGE.
  26 #
  27 # $FreeBSD$
  28 #
  29 ############################################################ INCLUDES
  30
  31 BSDCFG_SHARE="/usr/share/bsdconfig"
  32 . $BSDCFG_SHARE/common.subr || exit 1
  33 f_dprintf "%s: loading includes..." "$0"
  34 f_include $BSDCFG_SHARE/dialog.subr
  35 f_include $BSDCFG_SHARE/mustberoot.subr
  36 f_include $BSDCFG_SHARE/sysrc.subr
  37 f_include $BSDCFG_SHARE/startup/rcconf.subr
  38
  39 BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="140.startup"
  40 f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
  41
  42 ipgm=$( f_index_menusel_keyword $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
  43 [ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"
  44
  45 ############################################################ GLOBALS
  46
  47 #
  48 # Global map/menu-list for the main menu
  49 #
  50 RCCONF_MAP=
  51 _RCCONF_MAP=
  52
  53 #
  54 # Options
  55 #
  56 # Inherit SHOW_DESC value if set, otherwise default to 1
  57 [ "${SHOW_DESC+set}" ] || SHOW_DESC=1
  58 # Selectively inherit SHOW_* value (in order of preference)
  59 if [ "$SHOW_DEFAULT_VALUE" ]; then
  60         SHOW_DEFAULT_VALUE=1
  61         SHOW_CONFIGURED=
  62         SHOW_VALUE=
  63 elif [ "$SHOW_CONFIGURED" ]; then
  64         SHOW_DEFAULT_VALUE=
  65         SHOW_CONFIGURED=1
  66         SHOW_VALUE=
  67 else
  68         SHOW_DEFAULT_VALUE=
  69         SHOW_CONFIGURED=
  70         SHOW_VALUE=1
  71 fi
  72
  73 ############################################################ FUNCTIONS
  74
  75 # dialog_menu_main
  76 #
  77 # Display the dialog(1)-based application main menu.
  78 #
  79 dialog_menu_main()
  80 {
  81         local prompt=
  82         local menu_list="
  83                 'X $msg_exit'    '$msg_exit_desc'
  84                                   ${SHOW_DESC:+'$msg_exit_this_menu'}
  85                 '> $msg_add_new' '$msg_add_new_desc'
  86                                   ${SHOW_DESC:+'$msg_add_new_help'}
  87                 '> $msg_delete'  '$msg_delete_desc'
  88                                   ${SHOW_DESC:+'$msg_delete_help'}
  89         ${USE_XDIALOG:+
  90                 '> $msg_view_details' '$msg_view_details_desc'
  91                                        ${SHOW_DESC:+'$msg_view_details_help'}
  92         }
  93         " # END-QUOTE
  94         local defaultitem= # Calculated below
  95         local hline="$hline_arrows_tab_enter"
  96
  97         if [ ! "$_RCCONF_MAP" ]; then
  98                 # Genreate RCCONF_MAP of `var desc ...' per-line
  99                 f_dialog_info "$msg_creating_rcconf_map"
 100                 f_startup_rcconf_map RCCONF_MAP
 101                 export RCCONF_MAP
 102                 # Generate _${var}_desc variables from $RCCONF_MAP
 103                 f_startup_rcconf_map_expand RCCONF_MAP
 104                 export _RCCONF_MAP=1
 105         fi
 106
 107         # Show infobox for modes that take a while to calculate/display
 108         [ "$SHOW_DEFAULT_VALUE" -o "$SHOW_CONFIGURED" ] &&
 109                 f_dialog_info "$msg_creating_menu_list"
 110
 111         menu_list="$menu_list $(
 112                 . "$RC_DEFAULTS" > /dev/null
 113                 source_rc_confs > /dev/null
 114                 var_list=$( f_startup_rcconf_list )
 115                 for var in $var_list; do
 116                         eval export $var
 117                         [ "$SHOW_DEFAULT_VALUE" ] && export \
 118                                 _${var}_default="$( f_sysrc_get_default $var )"
 119                         [ "$SHOW_CONFIGURED" ] && export \
 120                                 _${var}_file="$( f_sysrc_find $var )"
 121                 done
 122                 export SHOW_VALUE SHOW_DESC SHOW_DEFAULT_VALUE SHOW_CONFIGURED
 123                 export msg_default_value
 124                 echo "$var_list" | awk '
 125                 BEGIN {
 126                         prefix = ""
 127                 }
 128                 {
 129                         cur_prefix = tolower(substr($1, 1, 1))
 130                         printf "'\''"
 131                         if ( prefix != cur_prefix )
 132                                 prefix = cur_prefix
 133                         else
 134                                 printf " "
 135                         var = $1
 136                         printf "%s'\'' '\''", var
 137                         if ( ENVIRON["SHOW_DEFAULT_VALUE"] ) {
 138                                 default = ENVIRON["_" var "_default"]
 139                                 gsub(/'\''/, "'\''\\'\'\''", default)
 140                                 value = ENVIRON[var]
 141                                 gsub(/'\''/, "'\''\\'\'\''", value)
 142                                 printf ENVIRON["msg_default_value"] "; %s",
 143                                        default, value
 144                         } else if ( ENVIRON["SHOW_CONFIGURED"] ) {
 145                                 printf "%s", ENVIRON["_" var "_file"]
 146                         } else { # SHOW_VALUE (default behavior)
 147                                 value = ENVIRON[var]
 148                                 gsub(/'\''/, "'\''\\'\'\''", value)
 149                                 printf "%s", value
 150                         }
 151                         printf "'\''"
 152                         if ( ENVIRON["SHOW_DESC"] ) {
 153                                 desc = ENVIRON["_" var "_desc"]
 154                                 gsub(/'\''/, "'\''\\'\'\''", desc)
 155                                 printf " '\''%s'\''", desc
 156                         }
 157                         printf "\n"
 158                 }'
 159         )"
 160
 161         set -f # set noglob because descriptions in the $menu_list may contain
 162                # `*' and get expanded by dialog(1) (doesn't affect Xdialog(1)).
 163                # This prevents dialog(1) from expanding wildcards in help line.
 164
 165         local height width rows
 166         eval f_dialog_menu${SHOW_DESC:+_with_help}_size \
 167                 height width rows      \
 168                 \"\$DIALOG_TITLE\"     \
 169                 \"\$DIALOG_BACKTITLE\" \
 170                 \"\$prompt\"           \
 171                 \"\$hline\"            \
 172                 $menu_list
 173
 174         # Obtain default-item from previously stored selection
 175         f_dialog_default_fetch defaultitem
 176
 177         local menu_choice
 178         menu_choice=$( eval $DIALOG \
 179                 --title \"\$DIALOG_TITLE\"         \
 180                 --backtitle \"\$DIALOG_BACKTITLE\" \
 181                 --hline \"\$hline\"                \
 182                 --ok-label \"\$msg_ok\"            \
 183                 --cancel-label \"\$msg_cancel\"    \
 184                 --help-button                      \
 185                 --help-label \"\$msg_details\"     \
 186                 ${SHOW_DESC:+--item-help}          \
 187                 --default-item \"\$defaultitem\"   \
 188                 --menu \"\$prompt\"                \
 189                 $height $width $rows               \
 190                 $menu_list                         \
 191                 2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
 192         )
 193         local retval=$?
 194         f_dialog_data_sanitize menu_choice
 195         f_dialog_menutag_store "$menu_choice"
 196
 197         # Only update default-item on success
 198         [ $retval -eq $DIALOG_OK ] && f_dialog_default_store "$menu_choice"
 199
 200         return $retval
 201 }
 202
 203 ############################################################ MAIN
 204
 205 # Incorporate rc-file if it exists
 206 [ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
 207
 208 #
 209 # Process command-line arguments
 210 #
 211 while getopts h$GETOPTS_STDARGS flag; do
 212         case "$flag" in
 213         h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm" ;;
 214         esac
 215 done
 216 shift $(( $OPTIND - 1 ))
 217
 218 #
 219 # Initialize
 220 #
 221 f_dialog_title "$msg_view_edit_startup_configuration"
 222 f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
 223 f_mustberoot_init
 224
 225 #
 226 # Launch application main menu
 227 #
 228 while :; do
 229         dialog_menu_main
 230         retval=$?
 231         f_dialog_menutag_fetch mtag
 232
 233         if [ "$USE_XDIALOG" ]; then
 234                 case "$mtag" in
 235                 "> $msg_view_details")
 236                         f_dialog_input_view_details
 237                         continue
 238                 esac
 239         elif [ $retval -eq $DIALOG_HELP ]; then
 240                 # The ``Help'' button (labeled "Details") was pressed
 241                 f_dialog_input_view_details
 242                 continue
 243         fi
 244
 245         [ $retval -eq $DIALOG_OK ] || f_die
 246
 247         case "$mtag" in
 248         "X $msg_exit") break ;;
 249         "> $msg_add_new") $BSDCFG_LIBE/$APP_DIR/rcadd ${USE_XDIALOG:+-X} ;;
 250         "> $msg_delete")
 251                 # rcdelete has a similar interface that can inherit the below:
 252                 export SHOW_VALUE SHOW_DESC SHOW_DEFAULT_VALUE SHOW_CONFIGURED
 253                 $BSDCFG_LIBE/$APP_DIR/rcdelete ${USE_XDIALOG:+-X}
 254                 ;;
 255         *) # Anything else is a variable to edit
 256                 $BSDCFG_LIBE/$APP_DIR/rcedit ${USE_XDIALOG:+-X} "${mtag# }"
 257         esac
 258 done
 259
 260 exit $SUCCESS
 261
 262 ################################################################################
 263 # END
 264 ################################################################################