ovh-rescue-wipe

This commit is contained in:
Marc Beninca 2023-05-13 02:26:42 +02:00
parent 1c05cd488e
commit 7fc49d3dd0

View file

@ -82,3 +82,59 @@ else
return 1
fi
}
function ovh-rescue-wipe-1-2TB {
local device='/dev/sda'
local unit='mib'
#
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 -L 'boot' '/dev/sda2'
# encrypt
cryptsetup \
--verbose \
--type luks2 \
--pbkdf argon2id \
--cipher aes-xts-plain64 \
--iter-time 8192 \
--key-size 512 \
--hash sha512 \
--use-random \
luksFormat \
'/dev/sda1'
# open
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'
}