38 lines
1 KiB
Nix
38 lines
1 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.services.zram-generator;
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settingsFormat = pkgs.formats.ini { };
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in
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{
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meta = {
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maintainers = with lib.maintainers; [ nickcao ];
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};
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options.services.zram-generator = {
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enable = lib.mkEnableOption (lib.mdDoc "Systemd unit generator for zram devices");
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package = lib.mkPackageOptionMD pkgs "zram-generator" { };
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settings = lib.mkOption {
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type = lib.types.submodule {
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freeformType = settingsFormat.type;
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};
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default = { };
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description = lib.mdDoc ''
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Configuration for zram-generator,
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see https://github.com/systemd/zram-generator for documentation.
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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system.requiredKernelConfig = with config.lib.kernelConfig; [
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(isModule "ZRAM")
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];
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systemd.packages = [ cfg.package ];
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systemd.services."systemd-zram-setup@".path = [ pkgs.util-linux ]; # for mkswap
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environment.etc."systemd/zram-generator.conf".source = settingsFormat.generate "zram-generator.conf" cfg.settings;
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};
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}
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