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Merge pull request #232920 from SuperSandro2000/nix-optimise

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nixos/nix-optimise: persist timer
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Sandro 2023-06-27 18:14:08 +02:00 committed by GitHub
parent 5bf962a80e f2ea5c05c1
commit 135fef712e
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 18 deletions
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31
nixos/modules/services/misc/nix-optimise.nix
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@ -1,28 +1,21 @@
{ config, lib, ... }: { config, lib, ... }:
with lib;
let let
cfg = config.nix.optimise; cfg = config.nix.optimise;
in in
{ {
###### interface
options = { options = {
nix.optimise = { nix.optimise = {
automatic = lib.mkOption {
automatic = mkOption {
default = false; default = false;
type = types.bool; type = lib.types.bool;
description = lib.mdDoc "Automatically run the nix store optimiser at a specific time."; description = lib.mdDoc "Automatically run the nix store optimiser at a specific time.";
}; };
dates = mkOption { dates = lib.mkOption {
default = ["03:45"]; default = ["03:45"];
type = types.listOf types.str; type = with lib.types; listOf str;
description = lib.mdDoc '' description = lib.mdDoc ''
Specification (in the format described by Specification (in the format described by
{manpage}`systemd.time(7)`) of the time at {manpage}`systemd.time(7)`) of the time at
@ -32,9 +25,6 @@ in
}; };
}; };
###### implementation
config = { config = {
assertions = [ assertions = [
{ {
@ -43,14 +33,19 @@ in
} }
]; ];
systemd.services.nix-optimise = lib.mkIf config.nix.enable systemd = lib.mkIf config.nix.enable {
{ description = "Nix Store Optimiser"; services.nix-optimise = {
description = "Nix Store Optimiser";
# No point this if the nix daemon (and thus the nix store) is outside # No point this if the nix daemon (and thus the nix store) is outside
unitConfig.ConditionPathIsReadWrite = "/nix/var/nix/daemon-socket"; unitConfig.ConditionPathIsReadWrite = "/nix/var/nix/daemon-socket";
serviceConfig.ExecStart = "${config.nix.package}/bin/nix-store --optimise"; serviceConfig.ExecStart = "${config.nix.package}/bin/nix-store --optimise";
startAt = optionals cfg.automatic cfg.dates; startAt = lib.optionals cfg.automatic cfg.dates;
}; };
timers.nix-optimise.timerConfig = {
Persistent = true;
RandomizedDelaySec = 1800;
};
};
}; };
} }