#Auf linuxmuster-Server: (Platz sparen)
#find /home/teachers -type d -iname "FirefoxProfil" -exec rm -r "{}" ";"
#find /home/students -type d -iname "FirefoxProfil" -exec rm -r "{}" ";"
#find /home/teachers -type d -iname "LibreOffice" -exec rm -r "{}" ";"
#find /home/students -type d -iname "LibreOffice" -exec rm -r "{}" ";"
#find /home -type d -iname ".Trash-*" -exec rm -r "{}" ";" 2>&1 >> /media/sdg/backup/backup.log

#Auf Host dieses Script starten (mit SCREEN, s.u.): 
mount /dev/sdg1 /media/sdg
#Eventuell vorhandenes Backup umbenennen
mkdir /media/sdg/backup

####################################
#mit screen -R backup arbeiten !!! #
####################################

echo "===== Backup der linuxmuster.net =====" >> /media/sdg/backup/backup.log
date >> /media/sdg/backup/backup.log

echo "== lvmcreate, kpartx ==" >> /media/sdg/backup/backup.log
lvcreate  --size 20G --snapshot --name backupsnap /dev/SVR-host/linuxmuster.net 2>&1 >> /media/sdg/backup/backup.log
kpartx -av /dev/SVR-host/backupsnap 2>&1 >> /media/sdg/backup/backup.log

echo "== mount backupsnap1 ==" >> /media/sdg/backup/backup.log
mount /dev/mapper/SVR--host-backupsnap1 /media/backupsnap/ 2>&1 >> /media/sdg/backup/backup.log
echo "== rsync der Root-Partition ==" >> /media/sdg/backup/backup.log
rsync -aPq /media/backupsnap/ /media/sdg/backup/root/ 2>&1 >> /media/sdg/backup/backup.log
umount /media/backupsnap/ 2>&1 >> /media/sdg/backup/backup.log

#backupsnap 2 ist bei mir swap !!!

echo "== mount backupsnap3 ==" >> /media/sdg/backup/backup.log
mount /dev/mapper/SVR--host-backupsnap3 /media/backupsnap/ 2>&1 >> /media/sdg/backup/backup.log
rsync -aPq /media/backupsnap/ /media/sdg/backup/var/ 2>&1 >> /media/sdg/backup/backup.log
umount /media/backupsnap 2>&1 >> /media/sdg/backup/backup.log

echo "== mount backupsnap4 ==" >> /media/sdg/backup/backup.log
mount /dev/mapper/SVR--host-backupsnap4 /media/backupsnap/ 2>&1 >> /media/sdg/backup/backup.log
rsync -aPq /media/backupsnap/ /media/sdg/backup/home/ 2>&1 >> /media/sdg/backup/backup.log
umount /media/backupsnap 2>&1 >> /media/sdg/backup/backup.log

echo "== kpartx weg, lvremove ==" >> /media/sdg/backup/backup.log
kpartx -dv /dev/SVR-host/backupsnap 2>&1 >> /media/sdg/backup/backup.log
lvremove -f /dev/SVR-host/backupsnap 2>&1 >> /media/sdg/backup/backup.log

echo "##### Backup End ##### " >> /media/sdg/backup/backup.log