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nix-darwin/modules/services/nix-optimise/default.nix
Emily 0176a5082b nix-optimise: check for nix.enable
This was added to Nixpkgs in eb8b70c020e6693b29634660fa173d7f14f882eb.
2025-02-11 20:10:55 +00:00

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Nix

# Based off:
# https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/services/misc/nix-optimise.nix
# When making changes please try to keep it in sync.
{ config, lib, ... }:
let
inherit (lib)
mkIf
mkOption
mkRemovedOptionModule
optionalString
types
;
cfg = config.nix.optimise;
launchdTypes = import ../../launchd/types.nix { inherit config lib; };
in
{
imports = [
(mkRemovedOptionModule [ "nix" "optimise" "dates" ] "Use `nix.optimise.interval` instead.")
(mkRemovedOptionModule [ "nix" "optimise" "user" ] "The store optimisation service now always runs as `root`.")
];
###### interface
options = {
nix.optimise = {
automatic = mkOption {
type = types.bool;
default = false;
description = "Automatically run the nix store optimiser at a specific time.";
};
interval = mkOption {
type = launchdTypes.StartCalendarInterval;
default = [{ Weekday = 7; Hour = 4; Minute = 15; }];
description = ''
The calendar interval at which the optimiser will run.
See the {option}`serviceConfig.StartCalendarInterval` option of
the {option}`launchd` module for more info.
'';
};
};
};
###### implementation
config = {
assertions = [
{
assertion = cfg.automatic -> config.nix.enable;
message = ''nix.optimise.automatic requires nix.enable'';
}
];
launchd.daemons.nix-optimise = mkIf cfg.automatic {
command = "${lib.getExe' config.nix.package "nix-store"} --optimise";
serviceConfig = {
RunAtLoad = false;
StartCalendarInterval = cfg.interval;
};
};
};
}