1 #!/bin/sh 2 # 3 # e2croncheck -- run e2fsck automatically out of /etc/cron.weekly 4 # 5 # This script is intended to be run by the system administrator 6 # periodically from the command line, or to be run once a week 7 # or so by the cron daemon to check a mounted filesystem (normally 8 # the root filesystem, but it could be used to check other filesystems 9 # that are always mounted when the system is booted). 10 # 11 # Make sure you customize "VG" so it is your LVM volume group name, 12 # "VOLUME" so it is the name of the filesystem's logical volume, 13 # and "EMAIL" to be your e-mail address 14 # 15 # Written by Theodore Ts'o, Copyright 2007, 2008, 2009. 16 # 17 # This file may be redistributed under the terms of the 18 # GNU Public License, version 2. 19 # 20 21 VG=ssd 22 VOLUME=root 23 SNAPSIZE=100m 24 EMAIL=sysadmin@example.com 25 26 TMPFILE=`mktemp -t e2fsck.log.XXXXXXXXXX` 27 28 OPTS="-Fttv -C0" 29 #OPTS="-Fttv -E fragcheck" 30 31 set -e 32 START="$(date +'%Y%m%d%H%M%S')" 33 lvcreate -s -L ${SNAPSIZE} -n "${VOLUME}-snap" "${VG}/${VOLUME}" 34 if nice logsave -as $TMPFILE e2fsck -p $OPTS "/dev/${VG}/${VOLUME}-snap" && \ 35 nice logsave -as $TMPFILE e2fsck -fy $OPTS "/dev/${VG}/${VOLUME}-snap" ; then 36 echo 'Background scrubbing succeeded!' 37 tune2fs -C 0 -T "${START}" "/dev/${VG}/${VOLUME}" 38 else 39 echo 'Background scrubbing failed! Reboot to fsck soon!' 40 tune2fs -C 16000 -T "19000101" "/dev/${VG}/${VOLUME}" 41 if test -n "$RPT-EMAIL"; then 42 mail -s "E2fsck of /dev/${VG}/${VOLUME} failed!" $EMAIL < $TMPFILE 43 fi 44 fi 45 lvremove -f "${VG}/${VOLUME}-snap" 46 rm $TMPFILE 47 48
