backup.sh

SOURCE="/"
DESTLABEL="backup-disk"
SMOUNTDIR=/mnt/source
DMOUNTDIR=/mnt/destination
EXCLUDE=/etc/save.exclude
[email protected]
DBPW="password"

RC=0

for MOUNTDIR in ${SMOUNTDIR} ${DMOUNTDIR} ; do
    echo mounting $MOUNTDIR
    mount | grep -q "on ${MOUNTDIR}"
    if [ $? -eq 0 ]
    then
        umount ${MOUNTDIR}
    else
        echo ${MOUNTDIR} not mounted
    fi

    if [ ! -d $MOUNTDIR ] ; then
        mkdir $MOUNTDIR
    fi
done

mount -o bind ${SOURCE} $SMOUNTDIR
mount LABEL=${DESTLABEL} $DMOUNTDIR

if [ $? -ne 0 ] ; then
    RC=$(( $RC + 1 ))
else
    echo rsync -aAXv --exclude-from=${EXCLUDE} --delete $SMOUNTDIR/ $DMOUNTDIR/
    rsync -aAXv --exclude-from=${EXCLUDE} --delete $SMOUNTDIR/ $DMOUNTDIR/
    mysqldump --all-databases -p${DBPW} | lzma > ${DMOUNTDIR}/root/all_db.sql.lzma
    if [ $? -ne 0 ] ; then
        RC=$(( $RC + 1 ))
    fi
    sync
    sync
    echo sleeping 30 secs
    sleep 30
    umount $SMOUNTDIR
    umount $DMOUNTDIR
    if [ $? -ne 0 ] ; then
        RC=$(( $RC + 1 ))
    fi
fi

DATE=`date`

if [ $RC -eq 0 ] ; then
    mail -s "Backup OK le ${DATE}" ${EMAIL} <<EOF

Le snapshot c'est passe correctement,

backup@${HOSTNAME}
EOF
else
    mail -s "Probleme de backup le ${DATE}" ${EMAIL} <<EOF

Il y a eu un probleme pendant le snapshot,

Veuillez prevenir un administrateur

backup@${HOSTNAME}
EOF
fi

save.exclude

/dev/*
/proc/*
/sys/*
/tmp/*
/run/*
/mnt/*
/media/*
/lost+found