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#!/bin/bash
# backup op /backup2
# be sure you have at least 6G free on /dev/myssd !!
grootte=6G
compress=11
thread=4
files=1000
LD="/backup2/"
DIR="dir.lst"
DIR2="dir2.lst"
DATUM="$(date +%Y%m%d)"
LF=backup_$(date +%Y%m%d).out
RES=1
# only run as root
if [ "$(id -u)" != '0' ]
then
        echo "Deze bash script moet opgestart worden met root rechten"
        exit $RES
fi
echo "====== start backup ======" >>$LD$LF
echo "--------------------------" >>$LD$LF
rm $LD$DIR2 -v >>$LD$LF
cp $LD$DIR $LD$DIR2 -v >>$LD$LF

CHECKSDC="$(lsblk | grep sdc3)"
CHECKSDB="$(lsblk | grep sdb3)"
CHECKSDA="$(lsblk | grep sda3)"
if [ ! -z "$CHECKSDA" ]
then
  if echo "$CHECKSDA" | grep '464,3G'
  then
    SDX1="/dev/sda1"
    SDX2="/dev/sda2"
  fi
fi
if [ ! -z "$CHECKSDB" ]
then
  if echo "$CHECKSDB" | grep '464,3G'
  then
    SDX1="/dev/sdb1"
    SDX2="/dev/sdb2"
  fi
fi
if [ ! -z "$CHECKSDC" ]
then
  if echo "$CHECKSDC" | grep '464,3G'
  then
    SDX1="/dev/sdc1"
    SDX2="/dev/sdc2"
  fi
fi
RES=2
if [ -z "$SDX1" ]
then
  cp $LD$DIR2 $LD$DIR -v >>$LD$LF
  echo "exit bash script : RES = $RES"
  exit $RES
fi


cd $LD
TSEC=0
SECONDS=0
# backup boot no logical volume !
backup=$SDX1
backup1=/backup2/backup-boot
TIMESTAMP="$(date +%Y%m%d-%Hh%M)"
# lees laatste lijn
line=$(tail -n 1 $LD$DIR)
echo "lijn : $line"
echo "datum : $DATUM"
if [ $line == $DATUM ]
then
	cp $LD$DIR2 $LD$DIR -v >>$LD$LF
	echo "deze backup is vandaag al eens gedaan !!  Exit"
	exit $RES
fi
echo $DATUM >>$LD$DIR
echo "datum $DATUM toegevoegd in $DIR"
echo "datum $DATUM toegevoegd in $DIR" >>$LD$LF
# lees eerste lijn uit $DIR
line=$(head -n 1 $LD$DIR)
echo "line is $line"
if [ $line -ne $DATUM ]
then
   # verwijder alle backups gemaakt op datum $line
   rm -v $LD*$line* >>$LD$LF
  # verwijder de eerste lijn uit $DIR
  sed -i 1d $LD$DIR
   echo "eerste lijn = $line is uit $LD$DIR"
   echo "eerste lijn = $line is uit $LD$DIR" >>$LD$LF
fi
echo "backup " $backup >>$LD$LF
echo "TIMESTAMP " $TIMESTAMP >>$LD$LF
df -h $LD >>$LD$LF
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa $backup"
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa $backup" >>$LD$LF
fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa $backup >>$LD$LF
ls $backup1-$TIMESTAMP.* -la >>$LD$LF
ELAPSED="Elapsed: $(($SECONDS / 3600))hrs $((($SECONDS / 60) % 60))min $(($SECONDS % 60))sec"
echo "duur = " $ELAPSED
echo "duur = " $ELAPSED >>$LD$LF
TSEC=$(($TSEC + $SECONDS))
df -h $LD >>$LD$LF
SECONDS=0
backup=$SDX2
backup1=/backup2/backup-bootefi
TIMESTAMP="$(date +%Y%m%d-%Hh%M)"
echo "backup " $backup >>$LD$LF
echo "TIMESTAMP " $TIMESTAMP >>$LD$LF
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa $backup"
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa $backup" >>$LD$LF
fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa $backup >>$LD$LF
ls $backup1-$TIMESTAMP.* -la >>$LD$LF
ELAPSED="Elapsed: $(($SECONDS / 3600))hrs $((($SECONDS / 60) % 60))min $(($SECONDS % 60))sec"
echo "duur = " $ELAPSED
echo "duur = " $ELAPSED >>$LD$LF
df -h $LD >>$LD$LF
TSEC=$(($TSEC + $SECONDS))
SECONDS=0
backup=/dev/mapper/myssd-root
backup1=/backup2/backup-root
TIMESTAMP="$(date +%Y%m%d-%Hh%M)"
echo "backup " $backup >>$LD$LF
echo "TIMESTAMP " $TIMESTAMP >>$LD$LF
echo " lvcreate -L $grootte -s -n mysnap $backup "
echo " lvcreate -L $grootte -s -n mysnap $backup "  >>$LD$LF
lvcreate -L $grootte -s -n mysnap $backup  >>$LD$LF
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap"
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap" >>$LD$LF
fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap  >>$LD$LF
echo " lvremove -vf /dev/mapper/myssd-mysnap "
echo " lvremove -vf /dev/mapper/myssd-mysnap " >>$LD$LF
lvremove -vf /dev/mapper/myssd-mysnap >>$LD$LF
ls $backup1-$TIMESTAMP.* -la >>$LD$LF
ELAPSED="Elapsed: $(($SECONDS / 3600))hrs $((($SECONDS / 60) % 60))min $(($SECONDS % 60))sec"
echo "duur = " $ELAPSED
echo "duur = " $ELAPSED >>$LD$LF
df -h $LD >>$LD$LF
TSEC=$(($TSEC + $SECONDS))
SECONDS=0
backup=/dev/mapper/myssd-home
backup1=/backup2/backup-home
TIMESTAMP="$(date +%Y%m%d-%Hh%M)"
echo "backup " $backup >>$LD$LF
echo "TIMESTAMP " $TIMESTAMP >>$LD$LF
echo " lvcreate -L $grootte -s -n mysnap $backup "
echo " lvcreate -L $grootte -s -n mysnap $backup " >>$LD$LF
lvcreate -L $grootte -s -n mysnap $backup  >>$LD$LF
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap"
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap" >>$LD$LF
fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap  >>$LD$LF
echo " lvremove -vf /dev/mapper/myssd-mysnap "
echo " lvremove -vf /dev/mapper/myssd-mysnap " >>$LD$LF
lvremove -vf /dev/mapper/myssd-mysnap >>$LD$LF
ls $backup1-$TIMESTAMP.* -la >>$LD$LF
ELAPSED="Elapsed: $(($SECONDS / 3600))hrs $((($SECONDS / 60) % 60))min $(($SECONDS % 60))sec"
echo "duur = " $ELAPSED
echo "duur = " $ELAPSED >>$LD$LF
df -h $LD >>$LD$LF
TSEC=$(($TSEC + $SECONDS))
SECONDS=0
backup=/dev/mapper/myssd-data
backup1=/backup2/backup-data
TIMESTAMP="$(date +%Y%m%d-%Hh%M)"
echo "backup " $backup >>$LD$LF
echo "TIMESTAMP " $TIMESTAMP >>$LD$LF
echo " lvcreate -L $grootte -s -n mysnap $backup "
echo " lvcreate -L $grootte -s -n mysnap $backup " >>$LD$LF
lvcreate -L $grootte -s -n mysnap $backup  >>$LD$LF
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap"
echo " fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap" >>$LD$LF
fsarchiver -A -Z $compress -s $files -j $thread savefs $backup1-$TIMESTAMP.fsa /dev/mapper/myssd-mysnap  >>$LD$LF
echo " lvremove -vf /dev/mapper/myssd-mysnap "
echo " lvremove -vf /dev/mapper/myssd-mysnap " >>$LD$LF
lvremove -vf /dev/mapper/myssd-mysnap >>$LD$LF
ls $backup1-$TIMESTAMP.* -la >>$LD$LF
ELAPSED="Elapsed: $(($SECONDS / 3600))hrs $((($SECONDS / 60) % 60))min $(($SECONDS % 60))sec"
echo "duur = " $ELAPSED
echo "duur = " $ELAPSED >>$LD$LF
df -h $LD >>$LD$LF
TSEC=$(($TSEC + $SECONDS))
ELAPSED="Elapsed: $(($TSEC / 3600))hrs $((($TSEC / 60) % 60))min $(($TSEC % 60))sec"
echo "totale duur = " $ELAPSED
echo "totale duur = " $ELAPSED >>$LD$LF
df -h $LD >>$LD$LF
TIMESTAMP="$(date +%Y%m%d-%Hh%M)"
echo "TIMESTAMP " $TIMESTAMP >>$LD$LF
echo "backup gedaan" >>$LD$LF
echo "-------------" >>$LD$LF
ls *$DATUM* -la >>$LD$LF
echo "======   end backup dell latitude ======" >>$LD$LF
sync
RES=0
exit $RES

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