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{ config, lib, pkgs, ... }:
let
cfg = config.services.hddfancontrol;
types = lib.types;
in
{
options = {
services.hddfancontrol.enable = lib.mkEnableOption (lib.mdDoc "hddfancontrol daemon");
services.hddfancontrol.disks = lib.mkOption {
type = with types; listOf path;
default = [];
description = lib.mdDoc ''
Drive(s) to get temperature from
'';
example = ["/dev/sda"];
};
services.hddfancontrol.pwmPaths = lib.mkOption {
type = with types; listOf path;
default = [];
description = lib.mdDoc ''
PWM filepath(s) to control fan speed (under /sys)
'';
example = ["/sys/class/hwmon/hwmon2/pwm1"];
};
services.hddfancontrol.smartctl = lib.mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Probe temperature using smartctl instead of hddtemp or hdparm
'';
};
services.hddfancontrol.extraArgs = lib.mkOption {
type = with types; listOf str;
default = [];
description = lib.mdDoc ''
Extra commandline arguments for hddfancontrol
'';
example = ["--pwm-start-value=32"
"--pwm-stop-value=0"
"--spin-down-time=900"];
};
};
config = lib.mkIf cfg.enable (
let args = lib.concatLists [
["-d"] cfg.disks
["-p"] cfg.pwmPaths
(lib.optional cfg.smartctl "--smartctl")
cfg.extraArgs
]; in {
systemd.packages = [pkgs.hddfancontrol];
systemd.services.hddfancontrol = {
wantedBy = [ "multi-user.target" ];
environment.HDDFANCONTROL_ARGS = lib.escapeShellArgs args;
serviceConfig = {
# Hardening
PrivateNetwork = true;
};
};
}
);
}
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