2 # Copyright (C) 2006-2013 OpenWrt.org
3 # Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
4 # Copyright (C) 2010 Vertical Communications
21 env
-i ACTION
=$1 INTERFACE
=$2 /sbin
/hotplug-call net
29 eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
37 eval "val=\" \${$var} \""
38 [ "${val%% $str *}" != "$val" ]
46 eval "val=\" \${$var} \""
47 val1
="${val%% $remove *}"
48 [ "$val1" = "$val" ] && return
49 val2
="${val##* $remove }"
50 [ "$val2" = "$val" ] && return
51 val
="${val1## } ${val2%% }"
53 eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
57 [ -n "$IPKG_INSTROOT" ] && return 0
62 config_cb
() { return 0; }
63 option_cb
() { return 0; }
64 list_cb
() { return 0; }
76 export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS
=$
(($CONFIG_NUM_SECTIONS + 1))
77 name
="${name:-cfg$CONFIG_NUM_SECTIONS}"
78 append CONFIG_SECTIONS
"$name"
79 [ -n "$NO_CALLBACK" ] || config_cb
"$cfgtype" "$name"
80 export ${NO_EXPORT:+-n} CONFIG_SECTION
="$name"
81 export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
85 local varname
="$1"; shift
88 export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_${varname}=$value"
89 [ -n "$NO_CALLBACK" ] || option_cb "$varname" "$
*"
93 local varname="$1"; shift
97 config_get len "$CONFIG_SECTION" "${varname}_LENGTH
" 0
98 [ $len = 0 ] && append CONFIG_LIST_STATE "${CONFIG_SECTION}_
${varname}"
100 config_set "$CONFIG_SECTION" "${varname}_ITEM
$len" "$value"
101 config_set "$CONFIG_SECTION" "${varname}_LENGTH
" "$len"
102 append "CONFIG_
${CONFIG_SECTION}_
${varname}" "$value" "$LIST_SEP"
103 list_cb "$varname" "$
*"
112 [ -n "$OLD" -a -n "$NEW" ] || return
113 for oldvar in `set | grep ^CONFIG_${OLD}_ | \
114 sed -e 's/\(.*\)=.*$/\1/'` ; do
115 newvar="CONFIG_
${NEW}_${oldvar##CONFIG_${OLD}_}"
116 eval "export ${NO_EXPORT:+-n} \"$newvar=\
${$oldvar}\""
119 export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$
(echo " $CONFIG_SECTIONS " |
sed -e "s, $OLD , $NEW ,")"
121 [ "$CONFIG_SECTION" = "$OLD" ] && export ${NO_EXPORT:+-n} CONFIG_SECTION="$NEW"
125 config_set "$1" "$2" ""
132 list_remove CONFIG_SECTIONS "$SECTION"
133 export ${NO_EXPORT:+-n} CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
135 for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
136 sed -e 's/\(.*\)=.*$/\1/'` ; do
141 # config_get <variable> <section> <option> [<default>]
142 # config_get <section> <option>
145 "") eval echo "\
${CONFIG_${1}_${2}:-\${4}}";;
146 *) eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
150 # config_get_bool <variable> <section> <option> [<default>]
153 config_get _tmp
"$2" "$3" "$4"
155 1|on|true|enabled
) _tmp
=1;;
156 0|off|false|disabled
) _tmp
=0;;
159 export ${NO_EXPORT:+-n} "$1=$_tmp"
166 local old_section
="$CONFIG_SECTION"
168 CONFIG_SECTION
="$section"
169 option
"$option" "$value"
170 CONFIG_SECTION
="$old_section"
174 local ___function
="$1"
175 [ "$#" -ge 1 ] && shift
177 [ "$#" -ge 1 ] && shift
178 local section cfgtype
180 [ -z "$CONFIG_SECTIONS" ] && return 0
181 for section
in ${CONFIG_SECTIONS}; do
182 config_get cfgtype
"$section" TYPE
183 [ -n "$___type" -a "x$cfgtype" != "x$___type" ] && continue
184 eval "$___function \"\$section\" \"\$@\""
188 config_list_foreach
() {
189 [ "$#" -ge 3 ] ||
return 0
190 local section
="$1"; shift
191 local option
="$1"; shift
192 local function="$1"; shift
197 config_get len
"${section}" "${option}_LENGTH"
198 [ -z "$len" ] && return 0
199 while [ $c -le "$len" ]; do
200 config_get val
"${section}" "${option}_ITEM$c"
201 eval "$function \"\$val\" \"\$@\""
207 [ -d /etc
/modules.d
] && {
209 sed 's/^[^#]/insmod &/' $
* | ash
2>&- ||
:
216 for file in $
(ls $1/*.sh
2>/dev
/null
); do
222 local PART
="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
223 local INDEX
="${PART##mtd}"
229 local INDEX
=$
(find_mtd_index
"$1")
230 local PREFIX
=/dev
/mtdblock
232 [ -d /dev
/mtdblock
] && PREFIX
=/dev
/mtdblock
/
233 echo "${INDEX:+$PREFIX$INDEX}"
237 local INDEX
=$
(find_mtd_index
"$1")
238 local PREFIX
=/dev
/mtd
240 [ -d /dev
/mtd
] && PREFIX
=/dev
/mtd
/
241 echo "${INDEX:+$PREFIX$INDEX}"
251 part
=$
(find_mtd_part
"$mtdname")
252 if [ -z "$part" ]; then
253 echo "mtd_get_mac_ascii: partition $mtdname not found!" >&2
257 mac_dirty
=$
(strings "$part" |
sed -n 's/^'"$key"'=//p')
260 [ -n "$mac_dirty" ] && macaddr_canonicalize
"$mac_dirty"
263 mtd_get_mac_binary
() {
268 part
=$
(find_mtd_part
"$mtdname")
269 if [ -z "$part" ]; then
270 echo "mtd_get_mac_binary: partition $mtdname not found!" >&2
274 dd bs
=1 skip
=$offset count
=6 if=$part 2>/dev
/null |
hexdump -v -n 6 -e '5/1 "%02x:" 1/1 "%02x"'
277 mtd_get_part_size
() {
279 local first dev size erasesize name
280 while read dev size erasesize name
; do
281 name
=${name#'"'}; name
=${name%'"'}
282 if [ "$name" = "$part_name" ]; then
292 local oui
=${mac%:*:*:*}
293 local nic
=${mac#*:*:*:}
295 nic
=$
(printf "%06x" $
((0x
${nic//:/} + $val & 0xffffff)) |
sed 's/^\(.\{2\}\)\(.\{2\}\)\(.\{2\}\)/\1:\2:\3/')
303 printf "%02x:%s" $
((0x
${mac%%:*} |
0x02)) ${mac#*:}
310 echo -ne \\x
${mac//:/\\x}
313 macaddr_canonicalize
()
318 [ ${#mac} -gt 17 ] && return
319 [ -n "${mac//[a-fA-F0-9\.: -]/}" ] && return
321 for octet
in ${mac//[\.:-]/ }; do
329 octet
="${octet:0:2} ${octet:2:2}"
332 octet
="${octet:0:2} ${octet:2:2} ${octet:4:2} ${octet:6:2} ${octet:8:2} ${octet:10:2}"
338 canon
=${canon}${canon:+ }${octet}
341 [ ${#canon} -ne 17 ] && return
343 printf "%02x:%02x:%02x:%02x:%02x:%02x" 0x
${canon// / 0x} 2>/dev
/null
346 strtok
() { # <string> { <variable> [<separator>] ... }
353 while [ $# -gt 1 ]; do
356 [ "$tmp" = "$val" ] && break
360 export ${NO_EXPORT:+-n} "$1=$tmp"; count
=$
((count
+1))
364 if [ $# -gt 0 -a -n "$val" ]; then
365 export ${NO_EXPORT:+-n} "$1=$val"; count
=$
((count
+1))
373 local part
="$(find_mtd_part "$1")"
375 echo Partition not found.
378 echo -e "\xde\xad\xc0\xde" | mtd
-qq write - "$1"
381 uci_apply_defaults
() {
382 cd /etc
/uci-defaults ||
return 0
384 [ -z "$files" ] && return 0
386 for file in $files; do
387 ( .
"./$(basename $file)" ) && rm -f "$file"
396 [ -f "${IPKG_INSTROOT}/etc/group" ] ||
return 1
397 [ -n "$IPKG_INSTROOT" ] || lock
/var
/lock
/group
398 echo "${name}:x:${gid}:" >> ${IPKG_INSTROOT}/etc/group
400 [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
405 grep -qs "^
${1}:" ${IPKG_INSTROOT}/etc/group
412 local desc="${4:-$1}"
413 local home="${5:-/var/run/$1}"
414 local shell="${6:-/bin/false}"
416 [ -f "${IPKG_INSTROOT}/etc
/passwd
" ] || return 1
417 [ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
418 echo "${name}:x:${uid}:${gid}:${desc}:${home}:${shell}" >> ${IPKG_INSTROOT}/etc
/passwd
419 echo "${name}:x:0:0:99999:7:::" >> ${IPKG_INSTROOT}/etc
/shadow
421 [ -n "$IPKG_INSTROOT" ] || lock
-u /var
/lock
/passwd
426 grep -qs "^${1}:" ${IPKG_INSTROOT}/etc
/passwd
431 if [ -f "/tmp/overlay/$1" ]; then
433 elif [ -f "$1" ]; then
435 elif [ -d "/tmp/overlay/$1" ]; then
436 if [ -n "$(ls /tmp/overlay/$1/*.sh 2>/dev/null)" ]; then
437 for src_script
in /tmp
/overlay
/$1/*.sh
; do
441 elif [ -d "$1" ]; then
442 if [ -n "$(ls $1/*.sh 2>/dev/null)" ]; then
443 for src_script
in $1/*.sh
; do
448 echo "WARNING: $1 not found"
454 boot_hook_splice_start
() {
455 export -n PI_HOOK_SPLICE
=1
458 boot_hook_splice_finish
() {
460 for hook
in $PI_STACK_LIST; do
461 local v
; eval "v=\${${hook}_splice:+\$${hook}_splice }$hook"
462 export -n "${hook}=${v% }"
463 export -n "${hook}_splice="
465 export -n PI_HOOK_SPLICE
=
469 local hook
="${1}_hook"
470 export -n "PI_STACK_LIST=${PI_STACK_LIST:+$PI_STACK_LIST }$hook"
475 local hook
="${1}_hook${PI_HOOK_SPLICE:+_splice}"
479 local v
; eval "v=\$$hook"
480 export -n "$hook=${v:+$v }$func"
485 local hook
="${1}_hook"
488 local v
; eval "v=\$$hook"
490 local first
="${v%% *}"
492 [ "$v" != "${v#* }" ] && \
493 export -n "$hook=${v#* }" || \
496 export -n "$rvar=$first"
507 while boot_hook_shift
"$hook" func
; do
508 local ran
; eval "ran=\$PI_RAN_$func"
510 export -n "PI_RAN_$func=1"
517 mtdpart
="$(find_mtd_part rootfs_data)"
518 [ -z "$mtdpart" ] && return 1
519 magic
=$
(hexdump $mtdpart -n 4 -e '4/1 "%02x"')
520 [ "$magic" != "deadc0de" ]
523 dupe
() { # <new_root> <old_root>
525 echo -n "creating directories... "
529 echo "./dev ./overlay ./mnt ./proc ./tmp"
530 # xdev skips mounted directories
535 echo -n "setting up symlinks... "
536 for file in $
(cd $2; find .
-xdev -type f
;); do
538 .
/rom
/note
) ;; #nothing
540 .
/usr
/lib
/opkg
/info
/*) cp -af $2/$file $file;;
541 *) ln -sf /rom
/${file#./*} $file;;
544 for file in $
(cd $2; find .
-xdev -type l
;); do
545 cp -af $2/${file#./*} $file
550 pivot
() { # <new_root> <old_root>
551 mount
-o noatime
,move
/proc
$1/proc
&& \
552 pivot_root
$1 $1$2 && {
553 mount
-o noatime
,move
$2/dev
/dev
554 mount
-o noatime
,move
$2/tmp
/tmp
555 mount
-o noatime
,move
$2/sys
/sys
2>&-
556 mount
-o noatime
,move
$2/overlay
/overlay
2>&-
561 fopivot
() { # <rw_root> <ro_root> <dupe?>
564 if grep -q overlay
/proc
/filesystems
; then
565 mount
-o noatime
,lowerdir
=/,upperdir
=$1 -t overlayfs
"overlayfs:$1" /mnt
&& root
=/mnt
566 elif grep -q mini_fo
/proc
/filesystems
; then
567 mount
-t mini_fo
-o noatime
,base
=/,sto
=$1 "mini_fo:$1" /mnt
2>&- && root
=/mnt
569 mount
--bind -o noatime
/ /mnt
570 mount
--bind -o noatime
,union
"$1" /mnt
&& root
=/mnt
574 mount |
grep "on $1 type" 2>&- 1>&- || mount
-o noatime
,bind $1 $1
583 mount
-t tmpfs
-o noatime
,mode
=0755 root
/tmp
/root
584 fopivot
/tmp
/root
/rom
1
587 [ -z "$IPKG_INSTROOT" -a -f /lib
/config
/uci.sh
] && .
/lib
/config
/uci.sh