Merge branch 'issue47'
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Fixes #47
This commit is contained in:
ahtlon
2025-01-24 18:56:20 +01:00
6 changed files with 7 additions and 74 deletions

View File

@@ -1,63 +0,0 @@
{ config, self, inputs, ... }:
{
imports = [
inputs.disko.nixosModules.disko
];
# https://github.com/nix-community/disko/blob/master/example/luks-btrfs-subvolumes.nix
disko.devices = {
disk = {
main = {
type = "disk";
# When using disko-install, we will overwrite this value from the commandline
device = "/dev/disk/by-id/some-disk-id";
content = {
type = "gpt";
partitions = {
ESP = {
size = "512M";
type = "EF00";
content = {
type = "filesystem";
format = "vfat";
mountpoint = "/boot";
mountOptions = [ "umask=0077" ];
};
};
luks = {
size = "100%";
content = {
type = "luks";
name = "crypted";
passwordFile = /tmp/secret.key; # Interactive
content = {
type = "btrfs";
extraArgs = [ "-f" ];
subvolumes = {
"/root" = {
mountpoint = "/";
mountOptions = [ "compress=zstd" "noatime" ];
};
"/home" = {
mountpoint = "/home";
mountOptions = [ "compress=zstd" "noatime" ];
};
"/nix" = {
mountpoint = "/nix";
mountOptions = [ "compress=zstd" "noatime" ];
};
"/swap" = {
mountpoint = "/.swapvol";
swap.swapfile.size = "20M";
};
};
};
};
};
};
};
};
};
};
}

View File

@@ -187,6 +187,7 @@ in
postCreateHook = lib.mkIf cfg.encryption ''
zfs set keylocation="prompt" zroot/encrypted;
'';
};
"encrypted/root" = {
type = "zfs_fs";
@@ -244,13 +245,12 @@ in
};
# use this to read the key during boot
postCreateHook = lib.mkIf cfg.encryption ''
zfs set keylocation="prompt" storage/encrypted;
zfs set keylocation="file:///root/secret.key" storage/encrypted;
'';
};
"encrypted/data" = {
type = "zfs_fs";
mountpoint = "/data";
options.mountpoint = "legacy";
};
reserved = {
# for cow delete if pool is full
@@ -267,7 +267,7 @@ in
};
boot.zfs.devNodes = lib.mkDefault cfg.devNodes;
boot.zfs.extraPools = lib.mkIf cfg.storage.enable [ "storage" ];
fileSystems."/".neededForBoot = true;
fileSystems."/etc".neededForBoot = true;
fileSystems."/boot".neededForBoot = true;

View File

@@ -30,9 +30,7 @@ in
loader.efi.canTouchEfiVariables = true;
supportedFilesystems = [ "vfat" "zfs" ];
zfs = {
forceImportAll = true;
requestEncryptionCredentials = true;
};
initrd = {
availableKernelModules = cfg.ethernetDrivers;

View File

@@ -24,7 +24,7 @@ in
malobeo.disks = {
enable = true;
encryption = false;
encryption = true;
hostId = "83abc8cb";
devNodes = "/dev/disk/by-path/";
root = {

View File

@@ -37,9 +37,11 @@ trap cleanup EXIT
# Create the directory where sshd expects to find the host keys
install -d -m755 "$temp/etc/ssh/"
install -d -m755 "$temp/root/"
diskKey=$(sops -d machines/$hostname/disk.key)
echo "$diskKey" > /tmp/secret.key
echo "$diskKey" > $temp/root/secret.key
ssh-keygen -f $temp/etc/ssh/"$hostname" -t ed25519 -N ""
ssh-keygen -f $temp/etc/ssh/initrd -t ed25519 -N ""

View File

@@ -23,18 +23,14 @@ echo
if [ $# = 1 ]
then
diskkey=$(sops -d machines/$HOSTNAME/disk.key)
echo "$diskkey" | ssh $sshoptions root@$HOSTNAME-initrd "systemd-tty-ask-password-agent" #storage
echo "$diskkey" | ssh $sshoptions root@$HOSTNAME-initrd "systemd-tty-ask-password-agent" #root
elif [ $# = 2 ]
then
diskkey=$(sops -d machines/$HOSTNAME/disk.key)
IP=$2
echo "$diskkey" | ssh $sshoptions root@$IP "systemd-tty-ask-password-agent" #storage
echo "$diskkey" | ssh $sshoptions root@$IP "systemd-tty-ask-password-agent" #root
else
echo
echo "Unlock the root disk on a remote host."