lulzette/rsync_restore
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beautified, added some questions and vars, etc...

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l0sted 2018-05-28 13:04:40 +03:00
parent 8ad48c2aee
commit ec76772834
1 changed files with 64 additions and 15 deletions
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main.sh Normal file → Executable file
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@ -1,3 +1,12 @@
#not working encrypted setup
#vars
source="rsync@192.168.100.16/rsync/"
swapSize=$(free -m | grep "Mem" | awk '{print $2}')
let "swapSize += 512"
swapSize=$swapSize"M"
bootSize=256M
#prepare
##check for root
if [ `id -u` != 0 ] ; then
@ -5,7 +14,7 @@ if [ `id -u` != 0 ] ; then
exit 1
fi
##check for network
ping -c 1 192.168.100.16 &> /dev/null
ping -c 1 $IP &> /dev/null
if [ "$?" != 0 ]
then
echo "==> Host unavailable, exiting"
@ -14,31 +23,44 @@ fi
##check for space
rsync_dir_list=($(rsync --password-file=/home/losted/.rsync_pass rsync://rsync@192.168.100.16/rsync/ | awk '{print $5}' | grep -v .DS_Store | grep -v "@Recently-Snapshot" | sort -r | head -n -1))
rsync_dir_list=($(rsync --password-file=rsync_pass rsync://$source | awk '{print $5}' | grep -v .DS_Store | grep -v "@Recently-Snapshot" | sort -r | head -n -1))
swapSize=$(free -m | grep "Mem" | awk '{print $2}')
let "swapSize += 512"
swapSize=$swapSize"M"
bootSize=256M
#begin
##chose backup
##choose backup
echo "==>" ${#rsync_dir_list[@]} backups: ${rsync_dir_list[@]}
read -p "Input backup number:" backupNum
until [ $backupNum -le ${#rsync_dir_list[@]} ]
do
read -p "Input backup number:" backupNum
done
let "backupNum -= 1"
##set target drive
lsblk -o NAME,LABEL,FSTYPE,SIZE,MOUNTPOINT,MODEL
until [ ! -f $targetDrive ]
do
read -p "Target drive is " targetDrive
targetDrive=/dev/$targetDrive
done
echo "Encrypted?"
while read -r -n 1 -s answer ; do
if [[ $answer = [YyNn] ]]; then
[[ $answer = [Yy] ]] && encryptedDevice=true && read -p "Password: " encryptedPassword
[[ $answer = [Nn] ]] && encryptedDevice=false
break
fi
done
#DEPLOY
echo deployin\' ${rsync_dir_list[$backupNum]} on $targetDrive in 15s...
sleep 15
trap 'echo "==> Interrupted by user"; exit 1' 2
##clear mbr for sure
dd if=/dev/zero of=$targetDrive count=512
@ -74,26 +96,50 @@ echo "mkswap"
mkswap $targetDrive"1"
echo "mkfs.vfat"
mkfs.vfat $targetDrive"2"
echo "mkfs.ext4"
if $encryptedDevice
then
cryptsetup luksFormat -v $targetDrive"3" | echo $encryptedPassword
cryptsetup open $targetDrive"3" targetLuks | echo $encryptedPassword
mkfs.ext4 /dev/mapper/targetLuks
else
mkfs.ext4 $targetDrive"3"
fi
sleep 15
##get disk's uuid
echo "==> Got UUIDs!"
UUIDS=($(blkid $targetDrive"1" $targetDrive"2" $targetDrive"3" -o value -s UUID))
if $encryptedDevice
then
UUIDS[3]=UUIDS[2]
UUIDS[2]=`blkid /dev/mapper/targetLuks -o value -s UUID`
fi
##mount disks
echo "==> Mounting..."
if $encryptedDevice
then
mount /dev/mapper/targetLuks /mnt
else
mount $targetDrive"3" /mnt
fi
mkdir /mnt/boot
mount $targetDrive"2" /mnt/boot
##rsync
echo "==> Copying from NAS..."
rsync --archive -P --password-file=/home/losted/.rsync_pass rsync://rsync@192.168.100.16/rsync/${rsync_dir_list[$backupNum]}/ /mnt/
rsync --archive --password-file=rsync_pass rsync://$source${rsync_dir_list[$backupNum]}/ /mnt/
retVal=$?
if [ $retVal -ne 0 ]; then
exit 1
fi
##update fstab
echo "==> Updating fstab..."
rm /mnt/etc/fstab.orig
mv /mnt/etc/fstab /mnt/etc/fstab.orig
cat /mnt/etc/fstab.orig | grep "ext4" | sed 's/UUID=[A-Fa-f0-9-]*/UUID='${UUIDS[2]}'/' > /mnt/etc/fstab
cat /mnt/etc/fstab.orig | grep "vfat" | sed 's/UUID=[A-Fa-f0-9-]*/UUID='${UUIDS[1]}'/' >> /mnt/etc/fstab
@ -103,8 +149,11 @@ rm /mnt/etc/fstab.orig
echo "==> Result:"
cat /mnt/etc/fstab
##update grub linux options
cat /mnt/etc/default/grub | sed 's/cryptdevice=UUID=[A-Fa-f0-9-]*:cryptroot //' > /mnt/etc/default/grub #remove cryptdevice, no encrypted fs today :c
if $encryptedDevice
cat /mnt/etc/default/grub | sed 's/cryptdevice=UUID=[A-Fa-f0-9-]*:cryptroot /cryptdevice=UUID='${UUIDS[3]}':cryptroot/' > /mnt/etc/default/grub
else
cat /mnt/etc/default/grub | sed 's/cryptdevice=UUID=[A-Fa-f0-9-]*:cryptroot //' > /mnt/etc/default/grub
fi
cat /mnt/etc/default/grub | sed 's/resume=UUID=[A-Fa-f0-9-]*/resume=UUID='${UUIDS[0]}'/' > /mnt/etc/default/grub