package/system/uci/files/lib/config/uci.sh

   1 #!/bin/sh
   2 # Shell script compatibility wrappers for /sbin/uci
   3 #
   4 # Copyright (C) 2008-2010  OpenWrt.org
   5 # Copyright (C) 2008  Felix Fietkau <nbd@nbd.name>
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15 # General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  20
  21 CONFIG_APPEND=
  22 UCI="${UCI:-/sbin/uci}"
  23 UCI_STATE_DIR="${IPKG_INSTROOT}/var/state}"
  24
  25 uci_load() {
  26         local PACKAGE="$1"
  27         local DATA
  28         local RET
  29         local VAR
  30
  31         _C=0
  32         if [ -z "$CONFIG_APPEND" ]; then
  33                 for VAR in $CONFIG_LIST_STATE; do
  34                         export ${NO_EXPORT:+-n} CONFIG_${VAR}=
  35                         export ${NO_EXPORT:+-n} CONFIG_${VAR}_LENGTH=
  36                 done
  37                 export ${NO_EXPORT:+-n} CONFIG_LIST_STATE=
  38                 export ${NO_EXPORT:+-n} CONFIG_SECTIONS=
  39                 export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=0
  40                 export ${NO_EXPORT:+-n} CONFIG_SECTION=
  41         fi
  42
  43         DATA="$($UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} ${LOAD_STATE:+-P "$UCI_STATE_DIR"} -S -n export "$PACKAGE" 2>/dev/null)"
  44         RET="$?"
  45         [ "$RET" != 0 -o -z "$DATA" ] || eval "$DATA"
  46         unset DATA
  47
  48         ${CONFIG_SECTION:+config_cb}
  49         return "$RET"
  50 }
  51
  52 uci_set_default() {
  53         local PACKAGE="$1"
  54         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} -q show "$PACKAGE" > /dev/null && return 0
  55         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} import "$PACKAGE"
  56         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} commit "$PACKAGE"
  57 }
  58
  59 uci_revert_state() {
  60         local PACKAGE="$1"
  61         local CONFIG="$2"
  62         local OPTION="$3"
  63
  64         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} -P "$UCI_STATE_DIR" revert "$PACKAGE${CONFIG:+.$CONFIG}${OPTION:+.$OPTION}"
  65 }
  66
  67 uci_set_state() {
  68         local PACKAGE="$1"
  69         local CONFIG="$2"
  70         local OPTION="$3"
  71         local VALUE="$4"
  72
  73         [ "$#" = 4 ] || return 0
  74         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} -P "$UCI_STATE_DIR" set "$PACKAGE.$CONFIG${OPTION:+.$OPTION}=$VALUE"
  75 }
  76
  77 uci_toggle_state() {
  78         uci_revert_state "$1" "$2" "$3"
  79         uci_set_state "$1" "$2" "$3" "$4"
  80 }
  81
  82 uci_set() {
  83         local PACKAGE="$1"
  84         local CONFIG="$2"
  85         local OPTION="$3"
  86         local VALUE="$4"
  87
  88         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} set "$PACKAGE.$CONFIG.$OPTION=$VALUE"
  89 }
  90
  91 uci_get_state() {
  92         uci_get "$1" "$2" "$3" "$4" ""$UCI_STATE_DIR""
  93 }
  94
  95 uci_get() {
  96         local PACKAGE="$1"
  97         local CONFIG="$2"
  98         local OPTION="$3"
  99         local DEFAULT="$4"
 100         local STATE="$5"
 101
 102         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} ${STATE:+-P $STATE} -q get "$PACKAGE${CONFIG:+.$CONFIG}${OPTION:+.$OPTION}"
 103         RET="$?"
 104         [ "$RET" -ne 0 ] && [ -n "$DEFAULT" ] && echo "$DEFAULT"
 105         return "$RET"
 106 }
 107
 108 uci_add() {
 109         local PACKAGE="$1"
 110         local TYPE="$2"
 111         local CONFIG="$3"
 112
 113         if [ -z "$CONFIG" ]; then
 114                 export ${NO_EXPORT:+-n} CONFIG_SECTION="$($UCI add "$PACKAGE" "$TYPE")"
 115         else
 116                 $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} set "$PACKAGE.$CONFIG=$TYPE"
 117                 export ${NO_EXPORT:+-n} CONFIG_SECTION="$CONFIG"
 118         fi
 119 }
 120
 121 uci_rename() {
 122         local PACKAGE="$1"
 123         local CONFIG="$2"
 124         local VALUE="$3"
 125
 126         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} rename "$PACKAGE.$CONFIG=$VALUE"
 127 }
 128
 129 uci_remove() {
 130         local PACKAGE="$1"
 131         local CONFIG="$2"
 132         local OPTION="$3"
 133
 134         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} del "$PACKAGE.$CONFIG${OPTION:+.$OPTION}"
 135 }
 136
 137 uci_commit() {
 138         local PACKAGE="$1"
 139         $UCI ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} commit $PACKAGE
 140 }