| # 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 |
| |
| 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_add_list() { |
| local section="$1" |
| local option="$2" |
| local value="$3" |
| local old_section="$CONFIG_SECTION" |
| |
| CONFIG_SECTION="$section" |
| list "$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 "$___type" ] && [ "x$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_system_slot() { |
| sys=`cat /proc/cmdline | grep "system=a"` |
| if [ -z "$sys" ]; then |
| sys=`cat /proc/cmdline | grep "system=b"` |
| if [ -z "$sys" ]; then |
| type="" |
| else |
| type="-b" |
| fi |
| else |
| type="-a" |
| fi |
| echo ${type} |
| } |
| |
| 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 |