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This commit is contained in:
domenico
536
package/base-files/files/lib/functions.sh
Normal file
536
package/base-files/files/lib/functions.sh
Normal file
@@ -0,0 +1,536 @@
|
||||
# Copyright (C) 2006-2014 OpenWrt.org
|
||||
# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
|
||||
# Copyright (C) 2010 Vertical Communications
|
||||
|
||||
|
||||
debug () {
|
||||
${DEBUG:-:} "$@"
|
||||
}
|
||||
|
||||
# newline
|
||||
N="
|
||||
"
|
||||
|
||||
_C=0
|
||||
NO_EXPORT=1
|
||||
LOAD_STATE=1
|
||||
LIST_SEP=" "
|
||||
|
||||
# xor multiple hex values of the same length
|
||||
xor() {
|
||||
local val
|
||||
local ret="0x$1"
|
||||
local retlen=${#1}
|
||||
|
||||
shift
|
||||
while [ -n "$1" ]; do
|
||||
val="0x$1"
|
||||
ret=$((ret ^ val))
|
||||
shift
|
||||
done
|
||||
|
||||
printf "%0${retlen}x" "$ret"
|
||||
}
|
||||
|
||||
data_2bin() {
|
||||
local data=$1
|
||||
local len=${#1}
|
||||
local bin_data
|
||||
|
||||
for i in $(seq 0 2 $(($len - 1))); do
|
||||
bin_data="${bin_data}\x${data:i:2}"
|
||||
done
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||||
|
||||
echo -ne $bin_data
|
||||
}
|
||||
|
||||
data_2xor_val() {
|
||||
local data=$1
|
||||
local len=${#1}
|
||||
local xor_data
|
||||
|
||||
for i in $(seq 0 4 $(($len - 1))); do
|
||||
xor_data="${xor_data}${data:i:4} "
|
||||
done
|
||||
|
||||
echo -n ${xor_data:0:-1}
|
||||
}
|
||||
|
||||
append() {
|
||||
local var="$1"
|
||||
local value="$2"
|
||||
local sep="${3:- }"
|
||||
|
||||
eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
|
||||
}
|
||||
|
||||
prepend() {
|
||||
local var="$1"
|
||||
local value="$2"
|
||||
local sep="${3:- }"
|
||||
|
||||
eval "export ${NO_EXPORT:+-n} -- \"$var=\$value\${$var:+\${sep}\${$var}}\""
|
||||
}
|
||||
|
||||
list_contains() {
|
||||
local var="$1"
|
||||
local str="$2"
|
||||
local val
|
||||
|
||||
eval "val=\" \${$var} \""
|
||||
[ "${val%% $str *}" != "$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"
|
||||
export ${NO_EXPORT:+-n} CONFIG_SECTION="$name"
|
||||
config_set "$CONFIG_SECTION" "TYPE" "${cfgtype}"
|
||||
[ -n "$NO_CALLBACK" ] || config_cb "$cfgtype" "$name"
|
||||
}
|
||||
|
||||
option () {
|
||||
local varname="$1"; shift
|
||||
local value="$*"
|
||||
|
||||
config_set "$CONFIG_SECTION" "${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" "$LIST_SEP"
|
||||
[ -n "$NO_CALLBACK" ] || list_cb "$varname" "$*"
|
||||
}
|
||||
|
||||
config_unset() {
|
||||
config_set "$1" "$2" ""
|
||||
}
|
||||
|
||||
# config_get <variable> <section> <option> [<default>]
|
||||
# config_get <section> <option>
|
||||
config_get() {
|
||||
case "$2${3:-$1}" in
|
||||
*[!A-Za-z0-9_]*) : ;;
|
||||
*)
|
||||
case "$3" in
|
||||
"") eval echo "\"\${CONFIG_${1}_${2}:-\${4}}\"";;
|
||||
*) eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
|
||||
esac
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
# get_bool <value> [<default>]
|
||||
get_bool() {
|
||||
local _tmp="$1"
|
||||
case "$_tmp" in
|
||||
1|on|true|yes|enabled) _tmp=1;;
|
||||
0|off|false|no|disabled) _tmp=0;;
|
||||
*) _tmp="$2";;
|
||||
esac
|
||||
echo -n "$_tmp"
|
||||
}
|
||||
|
||||
# config_get_bool <variable> <section> <option> [<default>]
|
||||
config_get_bool() {
|
||||
local _tmp
|
||||
config_get _tmp "$2" "$3" "$4"
|
||||
_tmp="$(get_bool "$_tmp" "$4")"
|
||||
export ${NO_EXPORT:+-n} "$1=$_tmp"
|
||||
}
|
||||
|
||||
config_set() {
|
||||
local section="$1"
|
||||
local option="$2"
|
||||
local value="$3"
|
||||
|
||||
export ${NO_EXPORT:+-n} "CONFIG_${section}_${option}=${value}"
|
||||
}
|
||||
|
||||
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 "$___type" ] && [ "x$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="$((c + 1))"
|
||||
done
|
||||
}
|
||||
|
||||
default_prerm() {
|
||||
local root="${IPKG_INSTROOT}"
|
||||
[ -z "$pkgname" ] && local pkgname="$(basename ${1%.*})"
|
||||
local ret=0
|
||||
local filelist="${root}/usr/lib/opkg/info/${pkgname}.list"
|
||||
[ -f "$root/lib/apk/packages/${pkgname}.list" ] && filelist="$root/lib/apk/packages/${pkgname}.list"
|
||||
|
||||
if [ -f "$root/usr/lib/opkg/info/${pkgname}.prerm-pkg" ]; then
|
||||
( . "$root/usr/lib/opkg/info/${pkgname}.prerm-pkg" )
|
||||
ret=$?
|
||||
fi
|
||||
|
||||
local shell="$(command -v bash)"
|
||||
for i in $(grep -s "^/etc/init.d/" "$filelist"); do
|
||||
if [ -n "$root" ]; then
|
||||
${shell:-/bin/sh} "$root/etc/rc.common" "$root$i" disable
|
||||
else
|
||||
if [ "$PKG_UPGRADE" != "1" ]; then
|
||||
"$i" disable
|
||||
fi
|
||||
"$i" stop
|
||||
fi
|
||||
done
|
||||
|
||||
return $ret
|
||||
}
|
||||
|
||||
add_group_and_user() {
|
||||
[ -z "$pkgname" ] && local pkgname="$(basename ${1%.*})"
|
||||
local rusers="$(sed -ne 's/^Require-User: *//p' $root/usr/lib/opkg/info/${pkgname}.control 2>/dev/null)"
|
||||
if [ -f "$root/lib/apk/packages/${pkgname}.rusers" ]; then
|
||||
local rusers="$(cat $root/lib/apk/packages/${pkgname}.rusers)"
|
||||
fi
|
||||
|
||||
if [ -n "$rusers" ]; then
|
||||
local tuple oIFS="$IFS"
|
||||
for tuple in $rusers; do
|
||||
local uid gid uname gname addngroups addngroup addngname addngid
|
||||
|
||||
IFS=":"
|
||||
set -- $tuple; uname="$1"; gname="$2"; addngroups="$3"
|
||||
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
|
||||
gid="$(group_add_next "$gname")"
|
||||
fi
|
||||
|
||||
if [ -n "$uname" ]; then
|
||||
user_exists "$uname" || user_add "$uname" "$uid" "$gid"
|
||||
fi
|
||||
|
||||
if [ -n "$uname" ] && [ -n "$gname" ]; then
|
||||
group_add_user "$gname" "$uname"
|
||||
fi
|
||||
|
||||
if [ -n "$uname" ] && [ -n "$addngroups" ]; then
|
||||
oIFS="$IFS"
|
||||
IFS=","
|
||||
for addngroup in $addngroups ; do
|
||||
IFS="="
|
||||
set -- $addngroup; addngname="$1"; addngid="$2"
|
||||
if [ -n "$addngid" ]; then
|
||||
group_exists "$addngname" || group_add "$addngname" "$addngid"
|
||||
else
|
||||
group_add_next "$addngname"
|
||||
fi
|
||||
|
||||
group_add_user "$addngname" "$uname"
|
||||
done
|
||||
IFS="$oIFS"
|
||||
fi
|
||||
|
||||
unset uid gid uname gname addngroups addngroup addngname addngid
|
||||
done
|
||||
fi
|
||||
}
|
||||
|
||||
update_alternatives() {
|
||||
local root="${IPKG_INSTROOT}"
|
||||
local action="$1"
|
||||
local pkgname="$2"
|
||||
|
||||
if [ -f "$root/lib/apk/packages/${pkgname}.alternatives" ]; then
|
||||
for pkg_alt in $(cat $root/lib/apk/packages/${pkgname}.alternatives); do
|
||||
local best_prio=0;
|
||||
local best_src="/bin/busybox";
|
||||
pkg_prio=${pkg_alt%%:*};
|
||||
pkg_target=${pkg_alt#*:};
|
||||
pkg_target=${pkg_target%:*};
|
||||
pkg_src=${pkg_alt##*:};
|
||||
|
||||
if [ -e "$root/$target" ]; then
|
||||
for alts in $root/lib/apk/packages/*.alternatives; do
|
||||
for alt in $(cat $alts); do
|
||||
prio=${alt%%:*};
|
||||
target=${alt#*:};
|
||||
target=${target%:*};
|
||||
src=${alt##*:};
|
||||
|
||||
if [ "$target" = "$pkg_target" ] &&
|
||||
[ "$src" != "$pkg_src" ] &&
|
||||
[ "$best_prio" -lt "$prio" ]; then
|
||||
best_prio=$prio;
|
||||
best_src=$src;
|
||||
fi
|
||||
done
|
||||
done
|
||||
fi
|
||||
case "$action" in
|
||||
install)
|
||||
if [ "$best_prio" -lt "$pkg_prio" ]; then
|
||||
ln -sf "$pkg_src" "$root/$pkg_target"
|
||||
echo "add alternative: $pkg_target -> $pkg_src"
|
||||
fi
|
||||
;;
|
||||
remove)
|
||||
if [ "$best_prio" -lt "$pkg_prio" ]; then
|
||||
ln -sf "$best_src" "$root/$pkg_target"
|
||||
echo "add alternative: $pkg_target -> $best_src"
|
||||
fi
|
||||
;;
|
||||
esac
|
||||
done
|
||||
fi
|
||||
}
|
||||
|
||||
default_postinst() {
|
||||
local root="${IPKG_INSTROOT}"
|
||||
[ -z "$pkgname" ] && local pkgname="$(basename ${1%.*})"
|
||||
local filelist="${root}/usr/lib/opkg/info/${pkgname}.list"
|
||||
[ -f "$root/lib/apk/packages/${pkgname}.list" ] && filelist="$root/lib/apk/packages/${pkgname}.list"
|
||||
local ret=0
|
||||
|
||||
if [ -e "${root}/usr/lib/opkg/info/${pkgname}.list" ]; then
|
||||
filelist="${root}/usr/lib/opkg/info/${pkgname}.list"
|
||||
add_group_and_user "${pkgname}"
|
||||
fi
|
||||
|
||||
if [ -e "${root}/lib/apk/packages/${pkgname}.list" ]; then
|
||||
filelist="${root}/lib/apk/packages/${pkgname}.list"
|
||||
update_alternatives install "${pkgname}"
|
||||
fi
|
||||
|
||||
if [ -d "$root/rootfs-overlay" ]; then
|
||||
cp -R $root/rootfs-overlay/. $root/
|
||||
rm -fR $root/rootfs-overlay/
|
||||
fi
|
||||
|
||||
if [ -z "$root" ]; then
|
||||
if grep -m1 -q -s "^/etc/modules.d/" "$filelist"; then
|
||||
kmodloader
|
||||
fi
|
||||
|
||||
if grep -m1 -q -s "^/etc/sysctl.d/" "$filelist"; then
|
||||
/etc/init.d/sysctl restart
|
||||
fi
|
||||
|
||||
if grep -m1 -q -s "^/etc/uci-defaults/" "$filelist"; then
|
||||
[ -d /tmp/.uci ] || mkdir -p /tmp/.uci
|
||||
for i in $(grep -s "^/etc/uci-defaults/" "$filelist"); do
|
||||
( [ -f "$i" ] && cd "$(dirname $i)" && . "$i" ) && rm -f "$i"
|
||||
done
|
||||
uci commit
|
||||
fi
|
||||
|
||||
rm -f /tmp/luci-indexcache
|
||||
fi
|
||||
|
||||
if [ -f "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" ]; then
|
||||
( . "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" )
|
||||
ret=$?
|
||||
fi
|
||||
|
||||
local shell="$(command -v bash)"
|
||||
for i in $(grep -s "^/etc/init.d/" "$filelist"); do
|
||||
if [ -n "$root" ]; then
|
||||
${shell:-/bin/sh} "$root/etc/rc.common" "$root$i" enable
|
||||
else
|
||||
if [ "$PKG_UPGRADE" != "1" ]; then
|
||||
"$i" enable
|
||||
fi
|
||||
"$i" start
|
||||
fi
|
||||
done
|
||||
|
||||
return $ret
|
||||
}
|
||||
|
||||
include() {
|
||||
local file
|
||||
|
||||
for file in $(ls $1/*.sh 2>/dev/null); do
|
||||
. $file
|
||||
done
|
||||
}
|
||||
|
||||
ipcalc() {
|
||||
set -- $(ipcalc.sh "$@")
|
||||
[ $? -eq 0 ] && export -- "$@"
|
||||
}
|
||||
|
||||
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}"
|
||||
}
|
||||
|
||||
find_mmc_part() {
|
||||
local DEVNAME PARTNAME ROOTDEV
|
||||
|
||||
if grep -q "$1" /proc/mtd; then
|
||||
echo "" && return 0
|
||||
fi
|
||||
|
||||
if [ -n "$2" ]; then
|
||||
ROOTDEV="$2"
|
||||
else
|
||||
ROOTDEV="mmcblk*"
|
||||
fi
|
||||
|
||||
for DEVNAME in /sys/block/$ROOTDEV/mmcblk*p*; do
|
||||
PARTNAME="$(grep PARTNAME ${DEVNAME}/uevent | cut -f2 -d'=')"
|
||||
[ "$PARTNAME" = "$1" ] && echo "/dev/$(basename $DEVNAME)" && return 0
|
||||
done
|
||||
}
|
||||
|
||||
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}:" >> ${IPKG_INSTROOT}/etc/group
|
||||
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
|
||||
}
|
||||
|
||||
group_exists() {
|
||||
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
|
||||
}
|
||||
|
||||
group_add_next() {
|
||||
local gid gids
|
||||
gid=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group | cut -d: -f3)
|
||||
if [ -n "$gid" ]; then
|
||||
echo $gid
|
||||
return
|
||||
fi
|
||||
gids=$(cut -d: -f3 ${IPKG_INSTROOT}/etc/group)
|
||||
gid=32768
|
||||
while echo "$gids" | grep -q "^$gid$"; do
|
||||
gid=$((gid + 1))
|
||||
done
|
||||
group_add $1 $gid
|
||||
echo $gid
|
||||
}
|
||||
|
||||
group_add_user() {
|
||||
local grp delim=","
|
||||
grp=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group)
|
||||
echo "$grp" | cut -d: -f4 | grep -q $2 && return
|
||||
echo "$grp" | grep -q ":$" && delim=""
|
||||
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
|
||||
sed -i "s/$grp/$grp$delim$2/g" ${IPKG_INSTROOT}/etc/group
|
||||
if [ -z "$IPKG_INSTROOT" ] && [ -x /usr/sbin/selinuxenabled ] && selinuxenabled; then
|
||||
restorecon /etc/group
|
||||
fi
|
||||
[ -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 "$uid" ] && {
|
||||
uids=$(cut -d: -f3 ${IPKG_INSTROOT}/etc/passwd)
|
||||
uid=32768
|
||||
while echo "$uids" | grep -q "^$uid$"; 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:::" >> ${IPKG_INSTROOT}/etc/shadow
|
||||
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
|
||||
}
|
||||
|
||||
user_exists() {
|
||||
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/passwd
|
||||
}
|
||||
|
||||
board_name() {
|
||||
[ -e /tmp/sysinfo/board_name ] && cat /tmp/sysinfo/board_name || echo "generic"
|
||||
}
|
||||
|
||||
cmdline_get_var() {
|
||||
local var=$1
|
||||
local cmdlinevar tmp
|
||||
|
||||
for cmdlinevar in $(cat /proc/cmdline); do
|
||||
tmp=${cmdlinevar##${var}}
|
||||
[ "=" = "${tmp:0:1}" ] && echo ${tmp:1}
|
||||
done
|
||||
}
|
||||
|
||||
[ -z "$IPKG_INSTROOT" ] && [ -f /lib/config/uci.sh ] && . /lib/config/uci.sh || true
|
||||
Reference in New Issue
Block a user