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Use actual encryption passwords

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This commit is contained in:
Geoffrey Frogeye 2023-12-09 00:09:36 +01:00
parent 54ec1fc9ba
commit f20678d134
Signed by: geoffrey
GPG key ID: C72403E7F82E6AD8
4 changed files with 15 additions and 5 deletions
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3
curacao_usb/dk.nix
View file

@ -1 +1,2 @@
import ../dk/single_uefi_btrfs.nix { id = "usb-Kingston_DataTraveler_3.0_E0D55EA57414F510489F0F1A-0:0"; name = "curacao_usb"; }
{ ... } @ args:
import ../dk/single_uefi_btrfs.nix (args // { id = "usb-Kingston_DataTraveler_3.0_E0D55EA57414F510489F0F1A-0:0"; name = "curacao_usb"; })

4
dk/single_uefi_btrfs.nix
View file

@ -1,4 +1,4 @@
{ id, name, ... }:
{ id, name, passwordFile ? "/should_not_be_needed_in_this_context", ... }:
{
disko.devices = {
disk = {
@ -26,7 +26,7 @@
content = {
type = "luks";
name = "${name}";
passwordFile = "/tmp/secret.key"; # FIXME Generate this somehow
passwordFile = passwordFile;
settings = {
# Not having SSDs die fast is more important than crypto
# nerds that could potentially discover which filesystem I

10
install_os.sh
View file

@ -64,6 +64,7 @@ fi
mountpoint="/mnt/nixos"
nix_flakes_cmd="nix --extra-experimental-features nix-command --extra-experimental-features flakes"
luks_pass_path="luks/$(basename ${profile})"
set -x
@ -73,8 +74,15 @@ sudo mkdir -p "$mountpoint"
# Not great, but fixable with flakes I guess
sudo ./add_channels.sh
# Load encryption password
luks_pass_file="$(mktemp --suffix="luks_password")"
pass $luks_pass_path | head -n1 | tr -d '\n' > $luks_pass_file
# Format or mount disk
sudo $nix_flakes_cmd run github:nix-community/disko -- --root-mountpoint "$mountpoint" --mode "$disko_mode" "$disko_config"
sudo $nix_flakes_cmd run github:nix-community/disko -- --root-mountpoint "$mountpoint" --mode "$disko_mode" --argstr passwordFile "$luks_pass_file" "$disko_config"
# Unload encryption password
rm "$luks_pass_file"
# Generate hardware-config.nix
sudo nixos-generate-config --no-filesystems --root "$mountpoint"

3
pindakaas_sd/dk.nix
View file

@ -1 +1,2 @@
import ../dk/single_uefi_btrfs.nix { id = "mmc-SN32G_0xfb19ae99"; name = "pindakaas_sd"; }
{ ... } @ args:
import ../dk/single_uefi_btrfs.nix (args // { id = "mmc-SN32G_0xfb19ae99"; name = "pindakaas_sd"; })