# Default-Start: 1 2 3 4 5
# Default-Stop: 0 6
# Short-Description: Casper init script
-# Description: Does the proper shutdown in a casper booted system.
+# Description: Resyncs snapshots, evantually caches files in order
+# to let remove the media.
### END INIT INFO
# Author: Tollef Fog Heen <tfheen@canonical.com>
#
PATH=/usr/sbin:/usr/bin:/sbin:/bin
NAME=casper
-SCRIPTNAME=/etc/init.d/$NAME
+SCRIPTNAME=/etc/init.d/${NAME}
+DO_SNAPSHOT=/sbin/${NAME}-snapshot
# Exit if system was not booted by casper
grep -qs boot=casper /proc/cmdline || exit 0
fi
}
-do_sync ()
-{
- # copy the tmp media on the snapshot media
- fromdir="${1}"
- todev="${2}"
- tmnt="/mnt/temp_snap"
-
- mkdir "${tmnt}" && \
- mount "${todev}" "${tmnt}" -o rw && \
- cd "${fromdir}" && \
- find . -print0 | cpio -pumd0 "${tmnt}" && \
- umount "${tmnt}" && \
- rmdir "${tmnt}"
-}
-
do_stop ()
{
- # check for netboot
- if [ ! -z "${NETBOOT}" ] || grep -qs netboot /proc/cmdline || grep -qsi root=/dev/nfs /proc/cmdline || grep -qsi root=/dev/cifs /proc/cmdline ; then
- return 0
- fi
-
if [ ! -z "${ROOTSNAP}" ]; then
- do_sync "/cow" "${ROOTSNAP}"
+ $DO_SNAPSHOT --resync-string="${ROOTSNAP}"
fi
if [ ! -z "${HOMESNAP}" ]; then
- do_sync "/home" "${HOMESNAP}"
+ $DO_SNAPSHOT --resync-string="${HOMESNAP}"
+ fi
+
+ # check for netboot
+ if [ ! -z "${NETBOOT}" ] || grep -qs netboot /proc/cmdline || grep -qsi root=/dev/nfs /proc/cmdline || grep -qsi root=/dev/cifs /proc/cmdline ; then
+ return 0
fi
for path in $(which halt) $(which reboot) /etc/rc?.d /etc/default; do
# XXX - i18n
echo "Please remove the disc and close the tray (if any) then press ENTER: "
if [ -x /sbin/usplash_write ]; then
- /sbin/usplash_write "TIMEOUT 86400"
- /sbin/usplash_write "TEXT-URGENT Please remove the disc, close the tray (if any)"
- /sbin/usplash_write "TEXT-URGENT and press ENTER to continue"
+ /sbin/usplash_write "TIMEOUT 86400"
+ /sbin/usplash_write "TEXT-URGENT Please remove the disc, close the tray (if any)"
+ /sbin/usplash_write "TEXT-URGENT and press ENTER to continue"
fi
read x < /dev/console
[ "$VERBOSE" != no ] && log_end_msg 0
;;
stop)
- log_begin_msg "Caching reboot files..."
+ log_begin_msg "${NAME} is resyncing snapshots and caching reboot files..."
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
exit 3
;;
esac
-