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Updated OpenWRT /lib/functions.sh file for Netgear R7800, to enable compatibility with recent (Chaos Calmer) ipk packages
#!/bin/sh
# Copyright (C) 2006-2014 OpenWrt.org
# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
# Copyright (C) 2010 Vertical Communications
debug () {
${DEBUG:-:} "$@"
}
mount() {
busybox mount "$@"
}
# newline
N="
"
_C=0
NO_EXPORT=1
LOAD_STATE=1
LIST_SEP=" "
hotplug_dev() {
env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug-call net
}
append() {
local var="$1"
local value="$2"
local sep="${3:- }"
eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
}
list_contains() {
local var="$1"
local str="$2"
local val
eval "val=\" \${$var} \""
[ "${val%% $str *}" != "$val" ]
}
list_remove() {
local var="$1"
local remove="$2"
local val
eval "val=\" \${$var} \""
val1="${val%% $remove *}"
[ "$val1" = "$val" ] && return
val2="${val##* $remove }"
[ "$val2" = "$val" ] && return
val="${val1## } ${val2%% }"
val="${val%% }"
eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
}
config_load() {
[ -n "$IPKG_INSTROOT" ] && return 0
uci_load "$@"
}
reset_cb() {
config_cb() { return 0; }
option_cb() { return 0; }
list_cb() { return 0; }
}
reset_cb
package() {
return 0
}
config () {
local cfgtype="$1"
local name="$2"
export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=$(($CONFIG_NUM_SECTIONS + 1))
name="${name:-cfg$CONFIG_NUM_SECTIONS}"
append CONFIG_SECTIONS "$name"
[ -n "$NO_CALLBACK" ] || config_cb "$cfgtype" "$name"
export ${NO_EXPORT:+-n} CONFIG_SECTION="$name"
export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
}
option () {
local varname="$1"; shift
local value="$*"
export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_${varname}=$value"
[ -n "$NO_CALLBACK" ] || option_cb "$varname" "$*"
}
list() {
local varname="$1"; shift
local value="$*"
local len
config_get len "$CONFIG_SECTION" "${varname}_LENGTH" 0
[ $len = 0 ] && append CONFIG_LIST_STATE "${CONFIG_SECTION}_${varname}"
len=$(($len + 1))
config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"
append "CONFIG_${CONFIG_SECTION}_${varname}" "$value" "$LIST_SEP"
list_cb "$varname" "$*"
}
config_rename() {
local OLD="$1"
local NEW="$2"
local oldvar
local newvar
[ -n "$OLD" -a -n "$NEW" ] || return
for oldvar in `set | grep ^CONFIG_${OLD}_ | \
sed -e 's/\(.*\)=.*$/\1/'` ; do
newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
eval "export ${NO_EXPORT:+-n} \"$newvar=\${$oldvar}\""
unset "$oldvar"
done
export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , $NEW ,")"
[ "$CONFIG_SECTION" = "$OLD" ] && export ${NO_EXPORT:+-n} CONFIG_SECTION="$NEW"
}
config_unset() {
config_set "$1" "$2" ""
}
config_clear() {
local SECTION="$1"
local oldvar
list_remove CONFIG_SECTIONS "$SECTION"
export ${NO_EXPORT:+-n} CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
sed -e 's/\(.*\)=.*$/\1/'` ; do
unset $oldvar
done
}
# config_get <variable> <section> <option> [<default>]
# config_get <section> <option>
config_get() {
case "$3" in
"") eval echo "\${CONFIG_${1}_${2}:-\${4}}";;
*) eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
esac
}
# config_get_bool <variable> <section> <option> [<default>]
config_get_bool() {
local _tmp
config_get _tmp "$2" "$3" "$4"
case "$_tmp" in
1|on|true|yes|enabled) _tmp=1;;
0|off|false|no|disabled) _tmp=0;;
*) _tmp="$4";;
esac
export ${NO_EXPORT:+-n} "$1=$_tmp"
}
config_set() {
local section="$1"
local option="$2"
local value="$3"
local old_section="$CONFIG_SECTION"
CONFIG_SECTION="$section"
option "$option" "$value"
CONFIG_SECTION="$old_section"
}
config_foreach() {
local ___function="$1"
[ "$#" -ge 1 ] && shift
local ___type="$1"
[ "$#" -ge 1 ] && shift
local section cfgtype
[ -z "$CONFIG_SECTIONS" ] && return 0
for section in ${CONFIG_SECTIONS}; do
config_get cfgtype "$section" TYPE
[ -n "$___type" -a "x$cfgtype" != "x$___type" ] && continue
eval "$___function \"\$section\" \"\$@\""
done
}
config_list_foreach() {
[ "$#" -ge 3 ] || return 0
local section="$1"; shift
local option="$1"; shift
local function="$1"; shift
local val
local len
local c=1
config_get len "${section}" "${option}_LENGTH"
[ -z "$len" ] && return 0
while [ $c -le "$len" ]; do
config_get val "${section}" "${option}_ITEM$c"
eval "$function \"\$val\" \"\$@\""
c="$(($c + 1))"
done
}
load_modules() {
[ -d /etc/modules.d ] && {
cd /etc/modules.d
sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
}
}
insert_modules() {
for m in $*; do
if [ -f /etc/modules.d/$m ]; then
sed 's/^[^#]/insmod &/' /etc/modules.d/$m | ash 2>&- || :
else
modprobe $m
fi
done
}
default_prerm() {
local name
name=$(basename ${1%.*})
[ -f /usr/lib/opkg/info/${name}.prerm-pkg ] && . /usr/lib/opkg/info/${name}.prerm-pkg
for i in `cat /usr/lib/opkg/info/${name}.list | grep "^/etc/init.d/"`; do
$i disable
$i stop
done
}
strtok() { # <string> { <variable> [<separator>] ... }
local tmp
local val="$1"
local count=0
shift
while [ $# -gt 1 ]; do
tmp="${val%%$2*}"
[ "$tmp" = "$val" ] && break
val="${val#$tmp$2}"
export ${NO_EXPORT:+-n} "$1=$tmp"; count=$((count+1))
shift 2
done
if [ $# -gt 0 -a -n "$val" ]; then
export ${NO_EXPORT:+-n} "$1=$val"; count=$((count+1))
fi
return $count
}
add_group_and_user() {
local pkgname="$1"
local rusers="$(sed -ne 's/^Require-User: *//p' $root/usr/lib/opkg/info/${pkgname}.control 2>/dev/null)"
if [ -n "$rusers" ]; then
local tuple oIFS="$IFS"
for tuple in $rusers; do
local uid gid uname gname
IFS=":"
set -- $tuple; uname="$1"; gname="$2"
IFS="="
set -- $uname; uname="$1"; uid="$2"
set -- $gname; gname="$1"; gid="$2"
IFS="$oIFS"
if [ -n "$gname" ] && [ -n "$gid" ]; then
group_exists "$gname" || group_add "$gname" "$gid"
elif [ -n "$gname" ]; then
group_add_next "$gname"; gid=$?
fi
if [ -n "$uname" ]; then
user_exists "$uname" || user_add "$uname" "$uid" "$gid"
fi
if [ -n "$uname" ] && [ -n "$gname" ]; then
group_add_user "$gname" "$uname"
fi
unset uid gid uname gname
done
fi
}
default_postinst() {
local root="${IPKG_INSTROOT}"
local pkgname="$(basename ${1%.*})"
local ret=0
add_group_and_user "${pkgname}"
if [ -f "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" ]; then
( . "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" )
ret=$?
fi
if [ -z "$root" ] && grep -q -s "^/etc/uci-defaults/" "$root/usr/lib/opkg/info/${pkgname}.list"; then
. /lib/functions/system.sh
[ -d /tmp/.uci ] || mkdir -p /tmp/.uci
cd /etc/uci-defaults
for i in $(grep -s "^/etc/uci-defaults/" "$root/usr/lib/opkg/info/${pkgname}.list"); do
( . "./$(basename $i)" ) && rm -f "$i"
done
uci commit
cd $OLDPWD
fi
if [ -z "$root" ] && grep -q -s "^/etc/uci-defaults/" "/usr/lib/opkg/info/${pkgname}.list"; then
. /lib/functions/system.sh
[ -d /tmp/.uci ] || mkdir -p /tmp/.uci
cd /etc/uci-defaults
for i in $(grep -s "^/etc/uci-defaults/" "/usr/lib/opkg/info/${pkgname}.list"); do
( . "./$(basename $i)" ) && rm -f "$i"
done
uci commit
cd $OLDPWD
fi
[ -n "$root" ] || rm -f /tmp/luci-indexcache 2>/dev/null
if [ "$PKG_UPGRADE" != "1" ]; then
local shell="$(which bash)"
for i in $(grep -s "^/etc/init.d/" "$root/usr/lib/opkg/info/${pkgname}.list"); do
if [ -n "$root" ]; then
${shell:-/bin/sh} "$root/etc/rc.common" "$root$i" enable
else
"$i" enable
"$i" start
fi
done
fi
return $ret
}
include() {
local file
for file in $(ls $1/*.sh 2>/dev/null); do
. $file
done
}
find_mtd_index() {
local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
local INDEX="${PART##mtd}"
echo ${INDEX}
}
find_mtd_part() {
local INDEX=$(find_mtd_index "$1")
local PREFIX=/dev/mtdblock
[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
echo "${INDEX:+$PREFIX$INDEX}"
}
jffs2_mark_erase() {
local part="$(find_mtd_part "$1")"
[ -z "$part" ] && {
echo Partition not found.
return 1
}
echo -e "\xde\xad\xc0\xde" | mtd -qq write - "$1"
}
uci_apply_defaults() {
cd /etc/uci-defaults || return 0
files="$(ls)"
[ -z "$files" ] && return 0
mkdir -p /tmp/.uci
for file in $files; do
( . "./$(basename $file)" ) && rm -f "$file"
done
uci commit
}
group_add() {
local name="$1"
local gid="$2"
local rc
[ -f "${IPKG_INSTROOT}/etc/group" ] || return 1
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/group
echo "${name}:x:${gid}:" >> ${IPKG_INSTROOT}/etc/group
rc=$?
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
return $rc
}
group_exists() {
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
}
group_add_next() {
local gid gids
gid=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group | cut -d: -f3)
[ -n "$gid" ] && return $gid
gids=$(cat ${IPKG_INSTROOT}/etc/group | cut -d: -f3)
gid=100
while [ -n "$(echo $gids | grep $gid)" ] ; do
gid=$((gid + 1))
done
group_add $1 $gid
return $gid
}
group_add_user() {
local grp delim=","
grp=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group)
[ -z "$(echo $grp | cut -d: -f4 | grep $2)" ] || return
[ -n "$(echo $grp | grep ":$")" ] && delim=""
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
sed -i "s/$grp/$grp$delim$2/g" ${IPKG_INSTROOT}/etc/group
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
}
user_add() {
local name="${1}"
local uid="${2}"
local gid="${3}"
local desc="${4:-$1}"
local home="${5:-/var/run/$1}"
local shell="${6:-/bin/false}"
local rc
[ -z "$uid" ] && {
uids=$(cat ${IPKG_INSTROOT}/etc/passwd | cut -d: -f3)
uid=100
while [ -n "$(echo $uids | grep $uid)" ] ; do
uid=$((uid + 1))
done
}
[ -z "$gid" ] && gid=$uid
[ -f "${IPKG_INSTROOT}/etc/passwd" ] || return 1
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
echo "${name}:x:${uid}:${gid}:${desc}:${home}:${shell}" >> ${IPKG_INSTROOT}/etc/passwd
echo "${name}:x:0:0:99999:7:::" >> ${IPKG_INSTROOT}/etc/shadow
rc=$?
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
return $rc
}
user_exists() {
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/passwd
}
pi_include() {
if [ -f "/tmp/overlay/$1" ]; then
. "/tmp/overlay/$1"
elif [ -f "$1" ]; then
. "$1"
elif [ -d "/tmp/overlay/$1" ]; then
if [ -n "$(ls /tmp/overlay/$1/*.sh 2>/dev/null)" ]; then
for src_script in /tmp/overlay/$1/*.sh; do
. "$src_script"
done
fi
elif [ -d "$1" ]; then
if [ -n "$(ls $1/*.sh 2>/dev/null)" ]; then
for src_script in $1/*.sh; do
. "$src_script"
done
fi
else
echo "WARNING: $1 not found"
return 1
fi
return 0
}
[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh
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