nixpkgs/nixos/modules/services/misc/mbpfan.nix
2019-03-20 00:02:45 +01:00

110 lines
2.5 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.mbpfan;
verbose = if cfg.verbose then "v" else "";
in {
options.services.mbpfan = {
enable = mkEnableOption "mbpfan, fan controller daemon for Apple Macs and MacBooks";
package = mkOption {
type = types.package;
default = pkgs.mbpfan;
defaultText = "pkgs.mbpfan";
description = ''
The package used for the mbpfan daemon.
'';
};
minFanSpeed = mkOption {
type = types.int;
default = 2000;
description = ''
The minimum fan speed.
'';
};
maxFanSpeed = mkOption {
type = types.int;
default = 6200;
description = ''
The maximum fan speed.
'';
};
lowTemp = mkOption {
type = types.int;
default = 63;
description = ''
The low temperature.
'';
};
highTemp = mkOption {
type = types.int;
default = 66;
description = ''
The high temperature.
'';
};
maxTemp = mkOption {
type = types.int;
default = 86;
description = ''
The maximum temperature.
'';
};
pollingInterval = mkOption {
type = types.int;
default = 7;
description = ''
The polling interval.
'';
};
verbose = mkOption {
type = types.bool;
default = false;
description = ''
If true, sets the log level to verbose.
'';
};
};
config = mkIf cfg.enable {
boot.kernelModules = [ "coretemp" "applesmc" ];
environment = {
etc."mbpfan.conf".text = ''
[general]
min_fan_speed = ${toString cfg.minFanSpeed}
max_fan_speed = ${toString cfg.maxFanSpeed}
low_temp = ${toString cfg.lowTemp}
high_temp = ${toString cfg.highTemp}
max_temp = ${toString cfg.maxTemp}
polling_interval = ${toString cfg.pollingInterval}
'';
systemPackages = [ cfg.package ];
};
systemd.services.mbpfan = {
description = "A fan manager daemon for MacBook Pro";
wantedBy = [ "sysinit.target" ];
after = [ "syslog.target" "sysinit.target" ];
restartTriggers = [ config.environment.etc."mbpfan.conf".source ];
serviceConfig = {
Type = "simple";
ExecStart = "${cfg.package}/bin/mbpfan -f${verbose}";
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
PIDFile = "/run/mbpfan.pid";
Restart = "always";
};
};
};
}