about summary refs log tree commit diff
path: root/nixos/modules/services/hardware/upower.nix
blob: f6ce1101d54871f89dc9981320dd06776fbf7507 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
# Upower daemon.

{ config, lib, pkgs, ... }:

with lib;

let

  cfg = config.services.upower;

in

{

  ###### interface

  options = {

    services.upower = {

      enable = mkOption {
        type = types.bool;
        default = false;
        description = ''
          Whether to enable Upower, a DBus service that provides power
          management support to applications.
        '';
      };

      package = mkOption {
        type = types.package;
        default = pkgs.upower;
        defaultText = "pkgs.upower";
        example = lib.literalExample "pkgs.upower";
        description = ''
          Which upower package to use.
        '';
      };

    };

  };


  ###### implementation

  config = mkIf cfg.enable {

    environment.systemPackages = [ cfg.package ];

    services.dbus.packages = [ cfg.package ];

    services.udev.packages = [ cfg.package ];

    systemd.packages = [ cfg.package ];

    # The upower daemon seems to get stuck after doing a suspend
    # (i.e. subsequent suspend requests will say "Sleep has already
    # been requested and is pending").  So as a workaround, restart
    # the daemon.
    powerManagement.resumeCommands =
      ''
        ${config.systemd.package}/bin/systemctl try-restart upower
      '';

  };

}