Updated LUKS procedures, and added UKI

This commit is contained in:
Eric Renfro 2024-08-05 13:09:26 -04:00
parent 695953ed51
commit dbc8922d77
Signed by: psi-jack
SSH key fingerprint: SHA256:1TKB8Z257L8EHK8GWNxKgMhD8a+FAR+f+j3nnlcuNVM

View file

@ -35,9 +35,10 @@ function show_help() {
echo "-c, --compression Enable BtrFS compression."
echo "-s, --swap Enable Swap/Hibernation support."
echo "-d, --debug Enable DEBUG mode for testing."
echo "-m, --mount Mount an existing install."
echo ""
echo "--stage <stage> Installation using stagefile <stage>, for stage3 or stage4"
echo "--mount Mount partitions/subvolumes only. Useful for development or recovery"
echo "--umount Unmount partitions/subvolumes only"
echo "--clean Cleanup disk for clean slate"
exit 0
}
@ -64,21 +65,38 @@ function prepare_disk() {
fi
if [[ "$ENCRYPTION" ]]; then
if [[ "$UKI" ]]; then
${cmd} parted --script --align=optimal -- "$RootDisk" \
mklabel gpt \
mkpart primary 1MiB 2048MiB \
mkpart primary 2048MiB 3072MiB \
mkpart primary 3072MiB -2048s \
set 1 esp
else
${cmd} parted --script --align=optimal -- "$RootDisk" \
mklabel gpt \
mkpart primary 1MiB 100MiB \
mkpart primary 100MiB 2048MiB \
mkpart primary 2148MiB -2048s \
set 1 esp
fi
#mkfs.vfat -F 32 -n "EFI" "$RootPart"
#mkfs.ext4 -L "Boot" -m 0 "$EFIPart"
#mkfs.btrfs -L "System" "$RootPart"
else
if [[ "$UKI" ]]; then
${cmd} parted --script --align=optimal -- "$RootDisk" \
mklabel gpt \
mkpart primary 1MiB 2048MiB \
mkpart primary 2048MiB -2048s \
set 1 esp
else
${cmd} parted --script --align=optimal -- "$RootDisk" \
mklabel gpt \
mkpart primary 1MiB 100MiB \
mkpart primary 100MiB -2048s \
set 1 esp
fi
#mkfs.vfat -F 32 -n "EFI" "$RootPart"
#mkfs.btrfs -L "System" "$RootPart"
fi
@ -219,7 +237,8 @@ function prepare_target() {
function stage_step() {
local s4file SwapUUID SwapOffset
local cmd
local luksUUID rootUUID rootmount
local cmd rd ramdisk
if [[ "$DEBUG" ]]; then
cmd="echo"
@ -250,10 +269,27 @@ function stage_step() {
if [[ "$ENCRYPTION" ]]; then
eval "$(blkid -p --output export "$RootPart" | grep UUID)"
luksUUID="$UUID"
rootmount="/dev/mapper/luksvol"
eval "$(blkid -p --output export "$rootmount" | grep UUID)"
rootUUID="$UUID"
${cmd} mkdir /mnt/gentoo/etc/dracut.d
if [[ "$DEBUG" ]]; then
echo "echo \"luksvol UUID=$UUID none luks\" >> /mnt/gentoo/etc/crypttab"
echo "echo \"luksvol UUID=\"$luksUUID\" none luks\" >> /mnt/gentoo/etc/crypttab"
if [[ ! -d "/mnt/gentoo/etc/dracut.conf.d" ]]; then
echo "mkdir /mnt/gentoo/etc/dracut.conf.d &>/dev/null"
echo "echo \"add_dracutmodules+=\\\" crypt dm rootfs-block \\\" > /mnt/gentoo/etc/dracut.conf.d/luks.conf"
echo "echo \"kernel_cmdline+=\\\" root=UUID=$rootUUID rd.luks.uuid=$luksUUID \\\" >> /mnt/gentoo/etc/dracut.conf.d/luks.conf"
fi
else
echo "luksvol UUID=$UUID none luks" >> /mnt/gentoo/etc/crypttab
echo "luksvol UUID=$luksUUID none luks" >> /mnt/gentoo/etc/crypttab
if [[ ! -d "/mnt/gentoo/etc/dracut.conf.d" ]]; then
mkdir /mnt/gentoo/etc/dracut.d &>/dev/null
echo "add_dracutmodules+=\" crypt dm rootfs-block \"" > /mnt/gentoo/etc/dracut.conf.d/luks.conf
echo "kernel_cmdline+=\" root=UUID=$rootUUID rd.luks.uuid=$luksUUID " >> /mnt/gentoo/etc/dracut.conf.d/luks.conf
fi
fi
fi
@ -268,10 +304,18 @@ function stage_step() {
${cmd} sed -i "s/^#GRUB_CMDLINE_LINUX_DEFAULT=.*/GRUB_CMDLINE_LINUX_DEFAULT=\"resume=${SwapUUID} resume_offset=${SwapOffset}\"/g" /mnt/gentoo/etc/default/grub
fi
arch-chroot /mnt/gentoo emerge --sync
arch-chroot /mnt/gentoo grub-install --efi-directory=/efi
if [[ -f "/mnt/gentoo/etc/machine-id" ]]; then
${cmd} rm -f /mnt/gentoo/etc/machine-id
fi
${cmd} arch-chroot /mnt/gentoo systemd-machine-id-setup
${cmd} arch-chroot /mnt/gentoo emerge --sync
${cmd} arch-chroot /mnt/gentoo grub-install --efi-directory=/efi
#arch-chroot /mnt/gentoo dracut --host-only
arch-chroot /mnt/gentoo grub-mkconfig -o /boot/grub/grub.cfg
while read -r rd; do
rd="$(basename "$rd")"
${cmd} arch-chroot --force "/boot/initramfs-${rd}.img" --kver "$rd"
done < <(find /mnt/gentoo/lib/modules -mindepth 1 -maxdepth 1 -type d)
${cmd} arch-chroot /mnt/gentoo grub-mkconfig -o /boot/grub/grub.cfg
}
function show_options() {
@ -436,23 +480,27 @@ declare INSTALL_MODE="normal"
while [[ $# -gt 0 ]]; do
case $1 in
-h|--help)
show_help
-c|--compression)
COMPRESSION=true
shift
;;
-d|--debug)
DEBUG=true
shift
;;
-e|--encryption)
ENCRYPTION=true
shift
;;
-c|--compression)
COMPRESSION=true
shift
-h|--help)
show_help
;;
-s|--swap)
SWAP=true
shift
;;
-d|--debug)
DEBUG=true
-u|--uki)
UKI=true
shift
;;
--mount)