57 lines
1.5 KiB
Nix
57 lines
1.5 KiB
Nix
{ pkgs, lib, config, ... }:
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let
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cfg = config.services.hdparm;
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diskPath = disk: path:
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if path == null then "/dev/disk/by-id/${disk}" else path;
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mkService = disk: settings: {
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name = "hdparm-${disk}";
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value = {
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description = "Configure hdparm settings for HDD ${disk}";
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serviceConfig.Type = "oneshot";
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serviceConfig.ExecStart = ''
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${pkgs.hdparm}/bin/hdparm -q ${
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lib.strings.optionalString (settings.spinDown5Secs != null)
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"-S ${builtins.toString settings.spinDown5Secs}"
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} ${lib.strings.optionalString settings.powerDownOnStart "-y"} ${
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diskPath disk settings.path
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}
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'';
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wantedBy = [ "multi-user.target" ];
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};
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};
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in {
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options.services.hdparm = with lib;
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mkOption {
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type = types.attrsOf (types.submodule {
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options = {
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path = mkOption {
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type = types.nullOr types.str;
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description =
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"Path to the disk. Will assume <name> is the id in `/dev/disk/by-id/` if left null";
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default = null;
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};
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spinDown5Secs = mkOption {
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type = types.nullOr types.int;
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description = "Spin down after x * 5s";
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default = null;
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};
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powerDownOnStart = mkOption {
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type = types.bool;
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description = "Put the drive to sleep after boot";
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default = false;
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};
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};
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});
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default = { };
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description = "Settings for HDDs";
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};
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config.systemd.services = lib.mapAttrs' mkService cfg;
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}
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