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#!/bin/bash
TOSAVE="/home /etc /var/cvsroot /var/svn /var/www /var/yp"
EXCLUDES="--exclude /home/guest --exclude /home/ftp --exclude /home/gullutc --exclude */download/* --exclude */nosave/* --exclude */lost+found/*"
USETRASH=NO # NO to force automatic deletion
BACKUP_FOLDER=/data/backup
WBACKUP_FOLDER=${BACKUP_FOLDER}/weekly
MBACKUP_FOLDER=${BACKUP_FOLDER}/monthly
TRASH_FOLDER=${BACKUP_FOLDER}/trash
RSYNC=/usr/bin/rsync
DATE=/bin/date
TAR=/bin/tar
FIND=/usr/bin/find
CP=/bin/cp
RM=/bin/rm
MV=/bin/mv
LN=bin/ln
BASENAME=/usr/bin/basename
NOWSTRING=`$DATE +%Y%m%d`
WEEKDAY=`$DATE +%u`
MONTHDAY=`$DATE +%d`
# daily backup
for dir in $TOSAVE ; do
$RSYNC -a --delete-excluded --delete ${EXCLUDES} $dir $BACKUP_FOLDER
done
# weekly saves on mondays
if [ "$WEEKDAY" == "1" ]; then
for dir in $TOSAVE ; do
# remove saves older than 4 weeks ago (31 days)
if [ "$USETRASH" = "NO" ]; then
$FIND ${WBACKUP_FOLDER} -ctime +31 -exec $RM \{\} \;
else
$FIND ${WBACKUP_FOLDER} -ctime +31 -exec $MV \{\} /tmp \;
fi
# make new backups
pushd ${BACKUP_FOLDER} > /dev/null
$TAR cjf ${WBACKUP_FOLDER}/${dir//\//_}-${NOWSTRING}.tar.bz2 ./`$BASENAME ${dir}`
popd > /dev/null
# monthly saves
if [ $MONTHDAY -le 7 ]; then
# remove saves older than 3 months ago (93 days)
if [ "$USETRASH" == "NO" ]; then
$FIND ${MBACKUP_FOLDER} -ctime +93 -exec $RM \{\} \;
else
$FIND ${MBACKUP_FOLDER} -ctime +93 -exec $MV \{\} /tmp \;
fi
# copy new monthly backup
$MV ${WBACKUP_FOLDER}/${dir//\//_}-${NOWSTRING}.tar.bz2 ${MBACKUP_FOLDER}
pushd ${WBACKUP_FOLDER} > /dev/null
$LN -s ${MBACKUP_FOLDER}/${dir//\//_}-${NOWSTRING}.tar.bz2
popd > /dev/null
fi
done
fi
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