2 # Copyright (C) 2006-2011 OpenWrt.org
3 # Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
20 env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug-call net
28 eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
36 eval "val=\" \${$var} \""
37 [ "${val%% $str *}" != "$val" ]
45 eval "val=\" \${$var} \""
46 val1="${val%% $remove *}"
47 [ "$val1" = "$val" ] && return
48 val2="${val##* $remove }"
49 [ "$val2" = "$val" ] && return
50 val="${val1## } ${val2%% }"
52 eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
56 [ -n "$IPKG_INSTROOT" ] && return 0
61 config_cb() { return 0; }
62 option_cb() { return 0; }
63 list_cb() { return 0; }
75 export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=$(($CONFIG_NUM_SECTIONS + 1))
76 name="${name:-cfg$CONFIG_NUM_SECTIONS}"
77 append CONFIG_SECTIONS "$name"
78 [ -n "$NO_CALLBACK" ] || config_cb "$cfgtype" "$name"
79 export ${NO_EXPORT:+-n} CONFIG_SECTION="$name"
80 export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
84 local varname="$1"; shift
87 export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_${varname}=$value"
88 [ -n "$NO_CALLBACK" ] || option_cb "$varname" "$*"
92 local varname="$1"; shift
96 config_get len "$CONFIG_SECTION" "${varname}_LENGTH" 0
97 [ $len = 0 ] && append CONFIG_LIST_STATE "${CONFIG_SECTION}_${varname}"
99 config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
100 config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"
101 append "CONFIG_${CONFIG_SECTION}_${varname}" "$value" "$LIST_SEP"
102 list_cb "$varname" "$*"
111 [ -n "$OLD" -a -n "$NEW" ] || return
112 for oldvar in `set | grep ^CONFIG_${OLD}_ | \
113 sed -e 's/\(.*\)=.*$/\1/'` ; do
114 newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
115 eval "export ${NO_EXPORT:+-n} \"$newvar=\${$oldvar}\""
118 export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , $NEW ,")"
120 [ "$CONFIG_SECTION" = "$OLD" ] && export ${NO_EXPORT:+-n} CONFIG_SECTION="$NEW"
124 config_set "$1" "$2" ""
131 list_remove CONFIG_SECTIONS "$SECTION"
132 export ${NO_EXPORT:+-n} CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
134 for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
135 sed -e 's/\(.*\)=.*$/\1/'` ; do
140 # config_get <variable> <section> <option> [<default>]
141 # config_get <section> <option>
144 "") eval echo "\${CONFIG_${1}_${2}:-\${4}}";;
145 *) eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
149 # config_get_bool <variable> <section> <option> [<default>]
152 config_get _tmp "$2" "$3" "$4"
154 1|on|true|enabled) _tmp=1;;
155 0|off|false|disabled) _tmp=0;;
158 export ${NO_EXPORT:+-n} "$1=$_tmp"
165 local old_section="$CONFIG_SECTION"
167 CONFIG_SECTION="$section"
168 option "$option" "$value"
169 CONFIG_SECTION="$old_section"
173 local ___function="$1"
174 [ "$#" -ge 1 ] && shift
176 [ "$#" -ge 1 ] && shift
177 local section cfgtype
179 [ -z "$CONFIG_SECTIONS" ] && return 0
180 for section in ${CONFIG_SECTIONS}; do
181 config_get cfgtype "$section" TYPE
182 [ -n "$___type" -a "x$cfgtype" != "x$___type" ] && continue
183 eval "$___function \"\$section\" \"\$@\""
187 config_list_foreach() {
188 [ "$#" -ge 3 ] || return 0
189 local section="$1"; shift
190 local option="$1"; shift
191 local function="$1"; shift
196 config_get len "${section}" "${option}_LENGTH"
197 [ -z "$len" ] && return 0
198 while [ $c -le "$len" ]; do
199 config_get val "${section}" "${option}_ITEM$c"
200 eval "$function \"\$val\" \"\$@\""
206 [ -d /etc/modules.d ] && {
208 sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
215 for file in $(ls $1/*.sh 2>/dev/null); do
221 local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
222 local INDEX="${PART##mtd}"
228 local INDEX=$(find_mtd_index "$1")
229 local PREFIX=/dev/mtdblock
231 [ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
232 echo "${INDEX:+$PREFIX$INDEX}"
236 local INDEX=$(find_mtd_index "$1")
237 local PREFIX=/dev/mtd
239 [ -d /dev/mtd ] && PREFIX=/dev/mtd/
240 echo "${INDEX:+$PREFIX$INDEX}"
243 strtok() { # <string> { <variable> [<separator>] ... }
250 while [ $# -gt 1 ]; do
253 [ "$tmp" = "$val" ] && break
257 export ${NO_EXPORT:+-n} "$1=$tmp"; count=$((count+1))
261 if [ $# -gt 0 -a -n "$val" ]; then
262 export ${NO_EXPORT:+-n} "$1=$val"; count=$((count+1))
270 local part="$(find_mtd_part "$1")"
272 echo Partition not found.
275 echo -e "\xde\xad\xc0\xde" | mtd -qq write - "$1"
278 uci_apply_defaults() {
279 cd /etc/uci-defaults || return 0
281 [ -z "$files" ] && return 0
283 for file in $files; do
284 ( . "./$(basename $file)" ) && rm -f "$file"
293 [ -f "${IPKG_INSTROOT}/etc/group" ] || return 1
294 [ -n "$IPKG_INSTROOT" ] || lock /var/lock/group
295 echo "${name}:x:${gid}:" >> ${IPKG_INSTROOT}/etc/group
297 [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
302 grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
309 local desc="${4:-$1}"
310 local home="${5:-/var/run/$1}"
311 local shell="${6:-/bin/false}"
313 [ -f "${IPKG_INSTROOT}/etc/passwd" ] || return 1
314 [ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
315 echo "${name}:x:${uid}:${gid}:${desc}:${home}:${shell}" >> ${IPKG_INSTROOT}/etc/passwd
316 echo "${name}:x:0:0:99999:7:::" >> ${IPKG_INSTROOT}/etc/shadow
318 [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
323 grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/passwd
328 if [ -f "/tmp/overlay/$1" ]; then
330 elif [ -f "$1" ]; then
332 elif [ -d "/tmp/overlay/$1" ]; then
333 if [ -n "$(ls /tmp/overlay/$1/*.sh 2>/dev/null)" ]; then
334 for src_script in /tmp/overlay/$1/*.sh; do
338 elif [ -d "$1" ]; then
339 if [ -n "$(ls $1/*.sh 2>/dev/null)" ]; then
340 for src_script in $1/*.sh; do
345 echo "WARNING: $1 not found"
352 # Copyright (C) 2006-2010 OpenWrt.org
353 # Copyright (C) 2010 Vertical Communications
355 boot_hook_splice_start() {
356 export -n PI_HOOK_SPLICE=1
359 boot_hook_splice_finish() {
361 for hook in $PI_STACK_LIST; do
362 local v; eval "v=\${${hook}_splice:+\$${hook}_splice }$hook"
363 export -n "${hook}=${v% }"
364 export -n "${hook}_splice="
366 export -n PI_HOOK_SPLICE=
370 local hook="${1}_hook"
371 export -n "PI_STACK_LIST=${PI_STACK_LIST:+$PI_STACK_LIST }$hook"
376 local hook="${1}_hook${PI_HOOK_SPLICE:+_splice}"
380 local v; eval "v=\$$hook"
381 export -n "$hook=${v:+$v }$func"
386 local hook="${1}_hook"
389 local v; eval "v=\$$hook"
391 local first="${v%% *}"
393 [ "$v" != "${v#* }" ] && \
394 export -n "$hook=${v#* }" || \
397 export -n "$rvar=$first"
408 while boot_hook_shift "$hook" func; do
409 local ran; eval "ran=\$PI_RAN_$func"
411 export -n "PI_RAN_$func=1"
418 mtdpart="$(find_mtd_part rootfs_data)"
419 [ -z "$mtdpart" ] && return 1
420 magic=$(hexdump $mtdpart -n 4 -e '4/1 "%02x"')
421 [ "$magic" != "deadc0de" ]
424 dupe() { # <new_root> <old_root>
426 echo -n "creating directories... "
430 echo "./dev ./overlay ./mnt ./proc ./tmp"
431 # xdev skips mounted directories
436 echo -n "setting up symlinks... "
437 for file in $(cd $2; find . -xdev -type f;); do
439 ./rom/note) ;; #nothing
441 ./usr/lib/opkg/info/*) cp -af $2/$file $file;;
442 *) ln -sf /rom/${file#./*} $file;;
445 for file in $(cd $2; find . -xdev -type l;); do
446 cp -af $2/${file#./*} $file
451 pivot() { # <new_root> <old_root>
452 mount -o noatime,move /proc $1/proc && \
453 pivot_root $1 $1$2 && {
454 mount -o noatime,move $2/dev /dev
455 mount -o noatime,move $2/tmp /tmp
456 mount -o noatime,move $2/sys /sys 2>&-
457 mount -o noatime,move $2/overlay /overlay 2>&-
462 fopivot() { # <rw_root> <ro_root> <dupe?>
465 if grep -q overlay /proc/filesystems; then
466 mount -o noatime,lowerdir=/,upperdir=$1 -t overlayfs "overlayfs:$1" /mnt && root=/mnt
467 elif grep -q mini_fo /proc/filesystems; then
468 mount -t mini_fo -o noatime,base=/,sto=$1 "mini_fo:$1" /mnt 2>&- && root=/mnt
470 mount --bind -o noatime / /mnt
471 mount --bind -o noatime,union "$1" /mnt && root=/mnt
475 mount | grep "on $1 type" 2>&- 1>&- || mount -o noatime,bind $1 $1
484 mount -t tmpfs -o noatime,mode=0755 root /tmp/root
485 fopivot /tmp/root /rom 1
488 [ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh