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# LVM-on-LUKS2 layout from an old system: pre-2013 cryptsetup defaults,
# no AES hardware acceleration (and MODULES=dep)
sfdisk --append /dev/vda <<-EOF
unit: sectors
start=$((64*1024*2)), size=$((128*1024*2)), type=${GUID_TYPE_Linux_FS}
start=$(((64+128)*1024*2)), type=${GUID_TYPE_LUKS}
EOF
udevadm settle
# Use pre-2013 (<1.6.0) defaults: LUKS1, aes-cbc-essiv:sha256 cipher, 256bits key
# <1.6.0 default hash was sha1 but we use legacy hash ripemd160 here to test OpenSSL's
# legacy.so
echo -n "topsecret" >/rootfs.key
cryptsetup luksFormat --batch-mode \
--key-file=/rootfs.key \
--type=luks1 \
--pbkdf-force-iterations=1000 \
--cipher="aes-cbc-essiv:sha256" \
--hash="ripemd160" \
--key-size=256 \
-- /dev/vda3
cryptsetup luksOpen --key-file=/rootfs.key --allow-discards \
-- /dev/vda3 "vda3_crypt"
udevadm settle
lvm pvcreate /dev/mapper/vda3_crypt
lvm vgcreate "cryptvg" /dev/mapper/vda3_crypt
lvm lvcreate -Zn --size 64m --name "swap" "cryptvg"
lvm lvcreate -Zn -l100%FREE --name "root" "cryptvg"
lvm vgchange -ay "cryptvg"
lvm vgmknodes
udevadm settle
mke2fs -Ft ext4 /dev/cryptvg/root
mount -t ext4 /dev/cryptvg/root "$ROOT"
mkdir "$ROOT/boot"
mke2fs -Ft ext2 -m0 /dev/vda2
mount -t ext2 /dev/vda2 "$ROOT/boot"
mkswap /dev/cryptvg/swap
swapon /dev/cryptvg/swap
# vim: set filetype=sh :
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