nixos-config/hosts/nuc/modules/backup/default.nix

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2023-04-12 22:09:37 +02:00
{
fileSystems."/mnt/backup" =
{
device = "/dev/disk/by-uuid/f6905cdb-c130-465a-90a3-93997023b5d3 ";
fsType = "btrfs";
options = [ "compress=zstd" "noatime" ];
neededForBoot = false;
};
fileSystems."/mnt/pool" =
{
device = "/dev/disk/by-uuid/16b0bd14-1b07-477d-a20d-982f9467f6df";
fsType = "btrfs";
options = [ "compress=zstd" "noatime" ];
};
services.btrbk = {
instances."nuc-to-disk".settings = {
snapshot_preserve = "14d";
snapshot_preserve_min = "2d";
target_preserve = "30d 4w 12m";
target_preserve_min = "2d";
volume = {
"/mnt/pool" = {
subvolume = {
log = {
snapshot_create = "always";
};
lib = {
snapshot_create = "always";
};
};
target = "/mnt/backup/nuc";
};
};
};
};
}