pyrox.dev
1{ config, lib, pkgs, ... }:
2with lib;
3
4let
5 cfg = config.services.mbpfan;
6 verbose = optionalString cfg.verbose "v";
7 settingsFormat = pkgs.formats.ini {};
8 settingsFile = settingsFormat.generate "mbpfan.ini" cfg.settings;
9
10in {
11 options.services.mbpfan = {
12 enable = mkEnableOption (lib.mdDoc "mbpfan, fan controller daemon for Apple Macs and MacBooks");
13
14 package = mkOption {
15 type = types.package;
16 default = pkgs.mbpfan;
17 defaultText = literalExpression "pkgs.mbpfan";
18 description = lib.mdDoc "The package used for the mbpfan daemon.";
19 };
20
21 verbose = mkOption {
22 type = types.bool;
23 default = false;
24 description = lib.mdDoc "If true, sets the log level to verbose.";
25 };
26
27 aggressive = mkOption {
28 type = types.bool;
29 default = true;
30 description = lib.mdDoc "If true, favors higher default fan speeds.";
31 };
32
33 settings = mkOption {
34 default = {};
35 description = lib.mdDoc "INI configuration for Mbpfan.";
36 type = types.submodule {
37 freeformType = settingsFormat.type;
38
39 options.general.low_temp = mkOption {
40 type = types.int;
41 default = (if cfg.aggressive then 55 else 63);
42 defaultText = literalExpression "55";
43 description = lib.mdDoc "If temperature is below this, fans will run at minimum speed.";
44 };
45 options.general.high_temp = mkOption {
46 type = types.int;
47 default = (if cfg.aggressive then 58 else 66);
48 defaultText = literalExpression "58";
49 description = lib.mdDoc "If temperature is above this, fan speed will gradually increase.";
50 };
51 options.general.max_temp = mkOption {
52 type = types.int;
53 default = (if cfg.aggressive then 78 else 86);
54 defaultText = literalExpression "78";
55 description = lib.mdDoc "If temperature is above this, fans will run at maximum speed.";
56 };
57 options.general.polling_interval = mkOption {
58 type = types.int;
59 default = 1;
60 description = lib.mdDoc "The polling interval.";
61 };
62 };
63 };
64 };
65
66 imports = [
67 (mkRenamedOptionModule [ "services" "mbpfan" "pollingInterval" ] [ "services" "mbpfan" "settings" "general" "polling_interval" ])
68 (mkRenamedOptionModule [ "services" "mbpfan" "maxTemp" ] [ "services" "mbpfan" "settings" "general" "max_temp" ])
69 (mkRenamedOptionModule [ "services" "mbpfan" "lowTemp" ] [ "services" "mbpfan" "settings" "general" "low_temp" ])
70 (mkRenamedOptionModule [ "services" "mbpfan" "highTemp" ] [ "services" "mbpfan" "settings" "general" "high_temp" ])
71 (mkRenamedOptionModule [ "services" "mbpfan" "minFanSpeed" ] [ "services" "mbpfan" "settings" "general" "min_fan1_speed" ])
72 (mkRenamedOptionModule [ "services" "mbpfan" "maxFanSpeed" ] [ "services" "mbpfan" "settings" "general" "max_fan1_speed" ])
73 ];
74
75 config = mkIf cfg.enable {
76 boot.kernelModules = [ "coretemp" "applesmc" ];
77 environment.systemPackages = [ cfg.package ];
78 environment.etc."mbpfan.conf".source = settingsFile;
79
80 systemd.services.mbpfan = {
81 description = "A fan manager daemon for MacBook Pro";
82 wantedBy = [ "sysinit.target" ];
83 after = [ "syslog.target" "sysinit.target" ];
84 restartTriggers = [ config.environment.etc."mbpfan.conf".source ];
85
86 serviceConfig = {
87 Type = "simple";
88 ExecStart = "${cfg.package}/bin/mbpfan -f${verbose}";
89 ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
90 PIDFile = "/run/mbpfan.pid";
91 Restart = "always";
92 };
93 };
94 };
95}