dotfiles-guix/guix-strap/guix-crypt
2024-06-21 14:13:42 -04:00

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#!/run/current-system/profile/bin/bash
source ./guix-log
source ./guix-env
CRYPT_PARTITION=""
EFI_PARTITION=""
PASSWORD=""
PASSWORD_CONFIRM=""
EVENT "Setting up disk encryption with luks"
if [[ $DISK == "/dev/sd"* ]]; then
CRYPT_PARTITION="$DISK""2"
EFI_PARTITION="$DISK""1"
elif [[ $DISK == "/dev/vd"* ]]; then
CRYPT_PARTITION="$DISK""2"
EFI_PARTITION="$DISK""1"
elif [[ $DISK == "/dev/nvme"* ]]; then
CRYPT_PARTITION="$DISK""p2"
EFI_PARTITION="$DISK""p1"
else
ERROR "Unsupported drive type, must be sata or nvme!"
exit 1
fi
get_password() {
read -s -p "LUKS password: " PASSWORD
printf "\n"
read -s -p "Confirm password: " PASSWORD_CONFIRM
printf "\n"
if [ "$PASSWORD" == "$PASSWORD_CONFIRM" ]; then
return
else
ERROR "Passwords do not match"
get_password
fi
}
get_password
EVENT "Setting up luks"
cryptsetup luksFormat --type luks1 "$CRYPT_PARTITION" <<EOF
$PASSWORD
$PASSWORD_CONFIRM
EOF
EVENT "Opening root"
cryptsetup open "$CRYPT_PARTITION" root <<EOF
$PASSWORD
EOF
EVENT "Setting up root btrfs"
mkfs.btrfs "/dev/mapper/root"
EVENT "Mounting root"
mount /dev/mapper/root /mnt
EVENT "Setting up EFI vfat"
mkfs.vfat "-F32" "$EFI_PARTITION"
EVENT "Successfully setup efi vfat and luks"
echo "CRYPT_PARTITION=\"$CRYPT_PARTITION\"" >> ./guix-env
echo "EFI_PARTITION=\"$EFI_PARTITION\"" >> ./guix-env