files=$1
[ -x "$src" ] && files="$src $(libs $src)"
install_file $files
+ [ -e /lib/ld-linux.so.3 ] && {
+ install_file /lib/ld-linux.so.3
+ }
shift
for link in "$@"; do {
dest="$RAM_ROOT/$link"
pivot() { # <new_root> <old_root>
mount | grep "on $1 type" 2>&- 1>&- || mount -o bind $1 $1
- mkdir -p $1$2 $1/proc $1/dev $1/tmp $1/jffs && \
+ mkdir -p $1$2 $1/proc $1/dev $1/tmp $1/overlay && \
mount -o move /proc $1/proc && \
pivot_root $1 $1$2 || {
umount $1 $1
}
mount -o move $2/dev /dev
mount -o move $2/tmp /tmp
- mount -o move $2/jffs /jffs 2>&-
+ mount -o move $2/overlay /overlay 2>&-
return 0
}
run_ramfs() { # <command> [...]
- install_bin /bin/busybox /bin/ash /bin/sh /bin/mount /bin/umount /sbin/pivot_root /usr/bin/wget /sbin/reboot /bin/sync /bin/dd /bin/grep /bin/cp /bin/mv /bin/tar /usr/bin/md5sum "/usr/bin/[" /bin/vi /bin/ls /bin/cat /usr/bin/awk /usr/bin/hexdump /bin/sleep /bin/zcat
+ install_bin /bin/busybox /bin/ash /bin/sh /bin/mount /bin/umount \
+ /sbin/pivot_root /usr/bin/wget /sbin/reboot /bin/sync /bin/dd \
+ /bin/grep /bin/cp /bin/mv /bin/tar /usr/bin/md5sum "/usr/bin/[" \
+ /bin/vi /bin/ls /bin/cat /usr/bin/awk /usr/bin/hexdump \
+ /bin/sleep /bin/zcat /usr/bin/bzcat /usr/bin/printf /usr/bin/wc
+
install_bin /sbin/mtd
for file in $RAMFS_COPY_BIN; do
install_bin $file
mount -o remount,ro /mnt
umount -l /mnt
- grep /jffs /proc/mounts > /dev/null && {
- mount -o remount,ro /jffs
- umount -l /jffs
+ grep /overlay /proc/mounts > /dev/null && {
+ mount -o remount,ro /overlay
+ umount -l /overlay
}
# spawn a new shell from ramdisk to reduce the probability of cache issues
exec /bin/busybox ash -c "$*"
}
+kill_remaining() { # [ <signal> ]
+ local sig="${1:-TERM}"
+ echo -n "Sending $sig to remaining processes ... "
+
+ local stat
+ for stat in /proc/[0-9]*/stat; do
+ local pid name state ppid rest
+ read pid name state ppid rest < $stat
+ name="${name#(}"; name="${name%)}"
+
+ local cmdline
+ read cmdline < /proc/$pid/cmdline
+
+ # Skip kernel threads
+ [ -n "$cmdline" ] || continue
+
+ case "$name" in
+ # Skip essential services
+ *ash*|*init*|*watchdog*|*ssh*|*dropbear*|*telnet*|*login*|*ubusd*|*netifd*|*hostapd*|*wpa_supplicant*|*udhcpc*) : ;;
+
+ # Killable process
+ *)
+ if [ $pid -ne $$ ] && [ $ppid -ne $$ ]; then
+ echo -n "$name "
+ kill -$sig $pid 2>/dev/null
+ fi
+ ;;
+ esac
+ done
+ echo ""
+}
+
run_hooks() {
local arg="$1"; shift
for func in "$@"; do
get_image() { # <source> [ <command> ]
local from="$1"
- local cmd="$2"
- local conc
-
- if [ -z "$cmd" ]; then
- case "$from" in
- http://*|ftp://*) cmd="wget -O- -q";;
- *) cmd="cat";;
- esac
+ local conc="$2"
+ local cmd
+
+ case "$from" in
+ http://*|ftp://*) cmd="wget -O- -q";;
+ *) cmd="cat";;
+ esac
+ if [ -z "$conc" ]; then
local magic="$(eval $cmd $from | dd bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')"
case "$magic" in
- 1f8b) conc="| zcat";;
+ 1f8b) conc="zcat";;
+ 425a) conc="bzcat";;
esac
fi
- eval "$cmd $from $conc"
+ eval "$cmd $from ${conc:+| $conc}"
}
get_magic_word() {
- get_image "$1" | dd bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"'
+ get_image "$@" | dd bs=2 count=1 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"'
+}
+
+get_magic_long() {
+ get_image "$@" | dd bs=4 count=1 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
}
refresh_mtd_partitions() {
}
default_do_upgrade() {
+ sync
if [ "$SAVE_CONFIG" -eq 1 -a -z "$USE_REFRESH" ]; then
get_image "$1" | mtd -j "$CONF_TAR" write - "${PART_NAME:-image}"
else
get_image "$1" | mtd write - "${PART_NAME:-image}"
fi
- sync
}
do_upgrade() {
else
default_do_upgrade "$ARGV"
fi
-
+
[ "$SAVE_CONFIG" -eq 1 -a -n "$USE_REFRESH" ] && {
v "Refreshing partitions"
if type 'platform_refresh_partitions' >/dev/null 2>/dev/null; then
[ -n "$DELAY" ] && sleep "$DELAY"
ask_bool 1 "Reboot" && {
v "Rebooting system..."
+ reboot -f
+ sleep 5
echo b 2>/dev/null >/proc/sysrq-trigger
- reboot
}
}