Add an 'Image Configuration' menu to menuconfig
[openwrt.org/openwrt.git] / package / base-files / files / lib / config / uci.sh
blob:a/package/base-files/files/lib/config/uci.sh -> blob:b/package/base-files/files/lib/config/uci.sh
#!/bin/sh #!/bin/sh
# Shell script defining macros for manipulating config files # Shell script defining macros for manipulating config files
# #
# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de> # Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
# Copyright (C) 2006,2007 Felix Fietkau <nbd@openwrt.org> # Copyright (C) 2006,2007 Felix Fietkau <nbd@openwrt.org>
# #
# This program is free software; you can redistribute it and/or modify # This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by # it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or # the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version. # (at your option) any later version.
# #
# This program is distributed in the hope that it will be useful, # This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of # but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details. # General Public License for more details.
# #
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software # along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
   
uci_load() { uci_load() {
local PACKAGE="$1" local PACKAGE="$1"
config_load "$PACKAGE" config_load "$PACKAGE"
local PACKAGE_BASE="$(basename "$PACKAGE")" local PACKAGE_BASE="$(basename "$PACKAGE")"
[ -f "/tmp/.uci/${PACKAGE_BASE}" ] && { [ -f "/tmp/.uci/${PACKAGE_BASE}" ] && {
. "/tmp/.uci/${PACKAGE_BASE}" 2>/dev/null >/dev/null . "/tmp/.uci/${PACKAGE_BASE}" 2>/dev/null >/dev/null
config_cb config_cb
} }
} }
   
  uci_apply_defaults() {(
  cd /etc/uci-defaults || return 0
  files="$(ls)"
  [ -z "$files" ] && return 0
  mkdir -p /tmp/.uci
  for file in $files; do
  ( . "./$(basename $file)" ) && rm -f "$file"
  done
  uci commit
  )}
   
uci_do_update() { uci_do_update() {
local FILENAME="$1" local FILENAME="$1"
local UPDATE="$2" local UPDATE="$2"
awk -f $UCI_ROOT/lib/config/uci-update.awk -f - <<EOF awk -f $UCI_ROOT/lib/config/uci-update.awk -f - <<EOF
BEGIN { BEGIN {
config = read_file("$FILENAME") config = read_file("$FILENAME")
$UPDATE $UPDATE
print config print config
} }
EOF EOF
} }
   
uci_add_update() { uci_add_update() {
local PACKAGE="$1" local PACKAGE="$1"
local UPDATE="$2" local UPDATE="$2"
local PACKAGE_BASE="$(basename "$PACKAGE")" local PACKAGE_BASE="$(basename "$PACKAGE")"
# FIXME: add locking? # FIXME: add locking?
mkdir -p "/tmp/.uci" mkdir -p "/tmp/.uci"
echo "$UPDATE" >> "/tmp/.uci/${PACKAGE_BASE}" echo "$UPDATE" >> "/tmp/.uci/${PACKAGE_BASE}"
} }
   
uci_set() { uci_set() {
local PACKAGE="$1" local PACKAGE="$1"
local CONFIG="$2" local CONFIG="$2"
local OPTION="$3" local OPTION="$3"
local VALUE="$4" local VALUE="$4"
   
( # spawn a subshell so you don't mess up the current environment ( # spawn a subshell so you don't mess up the current environment
uci_load "$PACKAGE" uci_load "$PACKAGE"
config_get type "$CONFIG" TYPE config_get type "$CONFIG" TYPE
[ -z "$type" ] [ -z "$type" ]
) || uci_add_update "$PACKAGE" "CONFIG_SECTION='$CONFIG'${N}option '$OPTION' '$VALUE'" ) || uci_add_update "$PACKAGE" "CONFIG_SECTION='$CONFIG'${N}option '$OPTION' '$VALUE'"
} }
   
uci_add() { uci_add() {
local PACKAGE="$1" local PACKAGE="$1"
local TYPE="$2" local TYPE="$2"
local CONFIG="$3" local CONFIG="$3"
   
uci_add_update "$PACKAGE" "config '$TYPE' '$CONFIG'" uci_add_update "$PACKAGE" "config '$TYPE' '$CONFIG'"
} }
   
uci_rename() { uci_rename() {
local PACKAGE="$1" local PACKAGE="$1"
local CONFIG="$2" local CONFIG="$2"
local VALUE="$3" local VALUE="$3"
   
uci_add_update "$PACKAGE" "config_rename '$CONFIG' '$VALUE'" uci_add_update "$PACKAGE" "config_rename '$CONFIG' '$VALUE'"
} }
   
uci_remove() { uci_remove() {
local PACKAGE="$1" local PACKAGE="$1"
local CONFIG="$2" local CONFIG="$2"
local OPTION="$3" local OPTION="$3"
   
if [ -z "$OPTION" ]; then if [ -z "$OPTION" ]; then
uci_add_update "$PACKAGE" "config_clear '$CONFIG'" uci_add_update "$PACKAGE" "config_clear '$CONFIG'"
else else
uci_add_update "$PACKAGE" "config_unset '$CONFIG' '$OPTION'" uci_add_update "$PACKAGE" "config_unset '$CONFIG' '$OPTION'"
fi fi
} }
   
uci_commit() { uci_commit() {
local PACKAGE="$1" local PACKAGE="$1"
local PACKAGE_BASE="$(basename "$PACKAGE")" local PACKAGE_BASE="$(basename "$PACKAGE")"
   
mkdir -p /tmp/.uci mkdir -p /tmp/.uci
LOCK=`which lock` || LOCK=: LOCK=`which lock` || LOCK=:
$LOCK "/tmp/.uci/$PACKAGE_BASE.lock" $LOCK "/tmp/.uci/$PACKAGE_BASE.lock"
[ -f "/tmp/.uci/$PACKAGE_BASE" ] && ( [ -f "/tmp/.uci/$PACKAGE_BASE" ] && (
updatestr="" updatestr=""
# replace handlers # replace handlers
config() { config() {
append updatestr "config = update_config(config, \"@$2=$1\")" "$N" append updatestr "config = update_config(config, \"@$2=$1\")" "$N"
} }
option() { option() {
append updatestr "config = update_config(config, \"$CONFIG_SECTION.$1=$2\")" "$N" append updatestr "config = update_config(config, \"$CONFIG_SECTION.$1=$2\")" "$N"
} }
config_rename() { config_rename() {
append updatestr "config = update_config(config, \"&$1=$2\")" "$N" append updatestr "config = update_config(config, \"&$1=$2\")" "$N"
} }
config_unset() { config_unset() {
append updatestr "config = update_config(config, \"-$1.$2\")" "$N" append updatestr "config = update_config(config, \"-$1.$2\")" "$N"
} }
config_clear() { config_clear() {
append updatestr "config = update_config(config, \"-$1\")" "$N" append updatestr "config = update_config(config, \"-$1\")" "$N"
} }
. "/tmp/.uci/$PACKAGE_BASE" . "/tmp/.uci/$PACKAGE_BASE"
   
# completely disable handlers so that they don't get in the way # completely disable handlers so that they don't get in the way
config() { config() {
return 0 return 0
} }
option() { option() {
return 0 return 0
} }
config_load "$PACKAGE" config_load "$PACKAGE"
CONFIG_FILENAME="${CONFIG_FILENAME:-$UCI_ROOT/etc/config/$PACKAGE_BASE}" CONFIG_FILENAME="${CONFIG_FILENAME:-$UCI_ROOT/etc/config/$PACKAGE_BASE}"
uci_do_update "$CONFIG_FILENAME" "$updatestr" > "/tmp/.uci/$PACKAGE_BASE.new" && { uci_do_update "$CONFIG_FILENAME" "$updatestr" > "/tmp/.uci/$PACKAGE_BASE.new" && {
mv -f "/tmp/.uci/$PACKAGE_BASE.new" "$CONFIG_FILENAME" && \ mv -f "/tmp/.uci/$PACKAGE_BASE.new" "$CONFIG_FILENAME" && \
rm -f "/tmp/.uci/$PACKAGE_BASE" rm -f "/tmp/.uci/$PACKAGE_BASE"
} }
) )
$LOCK -u "/tmp/.uci/$PACKAGE_BASE.lock" $LOCK -u "/tmp/.uci/$PACKAGE_BASE.lock"
} }
   
   
   
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