This commit is contained in:
Marc Beninca 2023-10-03 04:18:00 +02:00
parent 34ead4eb5d
commit 63b62a6f09

View file

@ -128,3 +128,67 @@ else
return 1 return 1
fi fi
} }
function hetzner-rescue-wipe-12-10-10 {
local device='/dev/sda'
local unit='mib'
#
lsblk
echo -n 'WIPE' "${device}" '/?\ OR CANCEL /!\'
read
#
parted "${device}" --script mktable gpt
#
parted "${device}" unit "${unit}" mkpart 'crypt' 65795 1907729
#
parted "${device}" unit "${unit}" mkpart 'boot' 259 65795
#
parted "${device}" unit "${unit}" mkpart 'esp' 2 259
parted "${device}" set 3 esp on
#
parted "${device}" unit "${unit}" mkpart bios 1 2
parted "${device}" set 4 bios_grub on
# wipe bios
dd if='/dev/zero' of='/dev/sda4'
# format esp
mkfs.vfat -F 32 -n 'esp' '/dev/sda3'
# format boot
mkfs.ext4 -F -L 'boot' '/dev/sda2'
# read passphrase
local passphrase
echo -n 'PassPhrase: '
read -r -s passphrase
# encrypt
echo "${passphrase}" \
| cryptsetup \
--verbose \
--batch-mode \
--type 'luks2' \
--pbkdf 'argon2id' \
--cipher 'aes-xts-plain64' \
--iter-time 8192 \
--key-size 512 \
--hash 'sha512' \
--use-random \
luksFormat \
'/dev/sda1'
# open
echo "${passphrase}" \
| cryptsetup luksOpen '/dev/sda1' 'crypt'
# pv
pvcreate '/dev/mapper/crypt'
# vg
vgcreate 'crypt' '/dev/mapper/crypt'
# lv swap
lvcreate --name 'swap' --size '68719476736b' 'crypt'
# lv data
lvcreate --name 'data' --extents '100%FREE' 'crypt'
# format swap
mkswap --label 'swap' '/dev/mapper/crypt-swap'
# format data
mkfs.ext4 -L 'data' '/dev/mapper/crypt-data'
# vg off
vgchange --activate n 'crypt'
# close
cryptsetup luksClose 'crypt'
}