RAM_ROOT=/tmp/root
-ldd() { LD_TRACE_LOADED_OBJECTS=1 $*; }
-libs() { ldd $* | awk '{print $3}'; }
+[ -x /usr/bin/ldd ] || ldd() { LD_TRACE_LOADED_OBJECTS=1 $*; }
+libs() { ldd $* 2>/dev/null | sed -r 's/(.* => )?(.*) .*/\2/'; }
install_file() { # <file> [ <file> ... ]
for file in "$@"; do
files=$1
[ -x "$src" ] && files="$src $(libs $src)"
install_file $files
- [ -e /lib/ld.so.1 ] && {
- install_file /lib/ld.so.1
- }
shift
for link in "$@"; do {
dest="$RAM_ROOT/$link"
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/dd /bin/vi /bin/ls /bin/cat /usr/bin/awk /usr/bin/hexdump \
+ /sbin/pivot_root /sbin/reboot /bin/sync /bin/dd /bin/grep \
+ /bin/cp /bin/mv /bin/tar /usr/bin/md5sum "/usr/bin/[" /bin/dd \
+ /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 \
/bin/cut /usr/bin/printf /bin/sync /bin/mkdir /bin/rmdir \
- /bin/rm /usr/bin/basename /bin/kill /bin/chmod
+ /bin/rm /usr/bin/basename /bin/kill /bin/chmod /usr/bin/find
+ install_bin /bin/uclient-fetch /bin/wget
install_bin /sbin/mtd
- install_bin /sbin/ubi
install_bin /sbin/mount_root
install_bin /sbin/snapshot
install_bin /sbin/snapshot_tool
install_bin /usr/sbin/ubirsvol
install_bin /usr/sbin/ubirmvol
install_bin /usr/sbin/ubimkvol
+ install_bin /usr/sbin/partx
for file in $RAMFS_COPY_BIN; do
install_bin ${file//:/ }
done
local sig="${1:-TERM}"
echo -n "Sending $sig to remaining processes ... "
+ local my_pid=$$
+ local my_ppid=$(cut -d' ' -f4 /proc/$my_pid/stat)
+ local my_ppisupgraded=
+ grep -q upgraded /proc/$my_ppid/cmdline >/dev/null && {
+ local my_ppisupgraded=1
+ }
+
local stat
for stat in /proc/[0-9]*/stat; do
[ -f "$stat" ] || continue
# Skip kernel threads
[ -n "$cmdline" ] || continue
- case "$name" in
- # Skip essential services
- *procd*|*upgraded*|*ash*|*init*|*watchdog*|*ssh*|*dropbear*|*telnet*|*login*|*hostapd*|*wpa_supplicant*|*nas*) : ;;
-
- # Killable process
- *)
- if [ $pid -ne $$ ] && [ $ppid -ne $$ ]; then
- echo -n "$name "
- kill -$sig $pid 2>/dev/null
- fi
- ;;
- esac
+ if [ $$ -eq 1 ] || [ $my_ppid -eq 1 ] && [ -n "$my_ppisupgraded" ]; then
+ # Running as init process, kill everything except me
+ if [ $pid -ne $$ ] && [ $pid -ne $my_ppid ]; then
+ echo -n "$name "
+ kill -$sig $pid 2>/dev/null
+ fi
+ else
+ case "$name" in
+ # Skip essential services
+ *procd*|*ash*|*init*|*watchdog*|*ssh*|*dropbear*|*telnet*|*login*|*hostapd*|*wpa_supplicant*|*nas*) : ;;
+
+ # Killable process
+ *)
+ if [ $pid -ne $$ ] && [ $ppid -ne $$ ]; then
+ echo -n "$name "
+ kill -$sig $pid 2>/dev/null
+ fi
+ ;;
+ esac
+ fi
done
echo ""
}
*) cmd="cat";;
esac
if [ -z "$conc" ]; then
- local magic="$(eval $cmd $from 2>/dev/null | dd bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')"
+ local magic="$(eval $cmd \"$from\" 2>/dev/null | dd bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')"
case "$magic" in
1f8b) conc="zcat";;
425a) conc="bzcat";;
esac
fi
- eval "$cmd $from 2>/dev/null ${conc:+| $conc}"
+ eval "$cmd \"$from\" 2>/dev/null ${conc:+| $conc}"
}
get_magic_word() {
fi
}
+# Flash firmware to MTD partition
+#
+# $(1): path to image
+# $(2): (optional) pipe command to extract firmware, e.g. dd bs=n skip=m
default_do_upgrade() {
sync
if [ "$SAVE_CONFIG" -eq 1 ]; then
- get_image "$1" | mtd $MTD_CONFIG_ARGS -j "$CONF_TAR" write - "${PART_NAME:-image}"
+ get_image "$1" "$2" | mtd $MTD_CONFIG_ARGS -j "$CONF_TAR" write - "${PART_NAME:-image}"
else
- get_image "$1" | mtd write - "${PART_NAME:-image}"
+ get_image "$1" "$2" | mtd write - "${PART_NAME:-image}"
fi
}