42 lines
1.0 KiB
Nix
42 lines
1.0 KiB
Nix
{ config, lib, ... }:
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{
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options.mj.base.snapshot = {
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enable = lib.mkEnableOption "Enable zfs snapshots";
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mountpoints = lib.mkOption {
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default = { };
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type = with lib.types; listOf str;
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};
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};
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config = lib.mkIf config.mj.base.snapshot.enable {
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services.sanoid = {
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enable = true;
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templates.prod = {
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hourly = 24;
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daily = 7;
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autosnap = true;
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autoprune = true;
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};
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extraArgs = [ "--verbose" ];
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datasets =
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let
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fs_zfs = lib.filterAttrs (_: v: v.fsType == "zfs") config.fileSystems;
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mountpoint2fs = builtins.listToAttrs (
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map (mountpoint: {
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name = mountpoint;
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value = builtins.getAttr mountpoint fs_zfs;
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}) config.mj.base.snapshot.mountpoints
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);
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s_datasets = lib.mapAttrs' (_mountpoint: fs: {
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name = fs.device;
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value = {
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use_template = [ "prod" ];
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};
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}) mountpoint2fs;
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in
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s_datasets;
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};
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};
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}
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