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nixos/services.autorandr: remove with lib;
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@Stunkymonkey
Stunkymonkey committed Aug 28, 2024
1 parent 36eaab4 commit fd12a26
Showing 1 changed file with 91 additions and 94 deletions.
185 changes: 91 additions & 94 deletions nixos/modules/services/misc/autorandr.nix
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Original file line number Diff line number Diff line change
@@ -1,113 +1,110 @@
{ config, lib, pkgs, ... }:

with lib;

let

cfg = config.services.autorandr;
hookType = types.lines;
hookType = lib.types.lines;

matrixOf = n: m: elemType:
mkOptionType rec {
lib.mkOptionType rec {
name = "matrixOf";
description =
"${toString n}×${toString m} matrix of ${elemType.description}s";
check = xss:
let listOfSize = l: xs: isList xs && length xs == l;
let listOfSize = l: xs: lib.isList xs && lib.length xs == l;
in listOfSize n xss
&& all (xs: listOfSize m xs && all elemType.check xs) xss;
merge = mergeOneOption;
&& lib.all (xs: listOfSize m xs && lib.all elemType.check xs) xss;
merge = lib.mergeOneOption;
getSubOptions = prefix: elemType.getSubOptions (prefix ++ [ "*" "*" ]);
getSubModules = elemType.getSubModules;
substSubModules = mod: matrixOf n m (elemType.substSubModules mod);
functor = (defaultFunctor name) // { wrapped = elemType; };
functor = (lib.defaultFunctor name) // { wrapped = elemType; };
};

profileModule = types.submodule {
profileModule = lib.types.submodule {
options = {
fingerprint = mkOption {
type = types.attrsOf types.str;
fingerprint = lib.mkOption {
type = lib.types.attrsOf lib.types.str;
description = ''
Output name to EDID mapping.
Use `autorandr --fingerprint` to get current setup values.
'';
default = { };
};

config = mkOption {
type = types.attrsOf configModule;
config = lib.mkOption {
type = lib.types.attrsOf configModule;
description = "Per output profile configuration.";
default = { };
};

hooks = mkOption {
hooks = lib.mkOption {
type = hooksModule;
description = "Profile hook scripts.";
default = { };
};
};
};

configModule = types.submodule {
configModule = lib.types.submodule {
options = {
enable = mkOption {
type = types.bool;
enable = lib.mkOption {
type = lib.types.bool;
description = "Whether to enable the output.";
default = true;
};

crtc = mkOption {
type = types.nullOr types.ints.unsigned;
crtc = lib.mkOption {
type = lib.types.nullOr lib.types.ints.unsigned;
description = "Output video display controller.";
default = null;
example = 0;
};

primary = mkOption {
type = types.bool;
primary = lib.mkOption {
type = lib.types.bool;
description = "Whether output should be marked as primary";
default = false;
};

position = mkOption {
type = types.str;
position = lib.mkOption {
type = lib.types.str;
description = "Output position";
default = "";
example = "5760x0";
};

mode = mkOption {
type = types.str;
mode = lib.mkOption {
type = lib.types.str;
description = "Output resolution.";
default = "";
example = "3840x2160";
};

rate = mkOption {
type = types.str;
rate = lib.mkOption {
type = lib.types.str;
description = "Output framerate.";
default = "";
example = "60.00";
};

gamma = mkOption {
type = types.str;
gamma = lib.mkOption {
type = lib.types.str;
description = "Output gamma configuration.";
default = "";
example = "1.0:0.909:0.833";
};

rotate = mkOption {
type = types.nullOr (types.enum [ "normal" "left" "right" "inverted" ]);
rotate = lib.mkOption {
type = lib.types.nullOr (lib.types.enum [ "normal" "left" "right" "inverted" ]);
description = "Output rotate configuration.";
default = null;
example = "left";
};

transform = mkOption {
type = types.nullOr (matrixOf 3 3 types.float);
transform = lib.mkOption {
type = lib.types.nullOr (matrixOf 3 3 lib.types.float);
default = null;
example = literalExpression ''
example = lib.literalExpression ''
[
[ 0.6 0.0 0.0 ]
[ 0.0 0.6 0.0 ]
Expand All @@ -121,30 +118,30 @@ let
'';
};

dpi = mkOption {
type = types.nullOr types.ints.positive;
dpi = lib.mkOption {
type = lib.types.nullOr lib.types.ints.positive;
description = "Output DPI configuration.";
default = null;
example = 96;
};

scale = mkOption {
type = types.nullOr (types.submodule {
scale = lib.mkOption {
type = lib.types.nullOr (lib.types.submodule {
options = {
method = mkOption {
type = types.enum [ "factor" "pixel" ];
method = lib.mkOption {
type = lib.types.enum [ "factor" "pixel" ];
description = "Output scaling method.";
default = "factor";
example = "pixel";
};

x = mkOption {
type = types.either types.float types.ints.positive;
x = lib.mkOption {
type = lib.types.either lib.types.float lib.types.ints.positive;
description = "Horizontal scaling factor/pixels.";
};

y = mkOption {
type = types.either types.float types.ints.positive;
y = lib.mkOption {
type = lib.types.either lib.types.float lib.types.ints.positive;
description = "Vertical scaling factor/pixels.";
};
};
Expand All @@ -164,7 +161,7 @@ let
exclusive.
'';
default = null;
example = literalExpression ''
example = lib.literalExpression ''
{
x = 1.25;
y = 1.25;
Expand All @@ -174,22 +171,22 @@ let
};
};

hooksModule = types.submodule {
hooksModule = lib.types.submodule {
options = {
postswitch = mkOption {
type = types.attrsOf hookType;
postswitch = lib.mkOption {
type = lib.types.attrsOf hookType;
description = "Postswitch hook executed after mode switch.";
default = { };
};

preswitch = mkOption {
type = types.attrsOf hookType;
preswitch = lib.mkOption {
type = lib.types.attrsOf hookType;
description = "Preswitch hook executed before mode switch.";
default = { };
};

predetect = mkOption {
type = types.attrsOf hookType;
predetect = lib.mkOption {
type = lib.types.attrsOf hookType;
description = ''
Predetect hook executed before autorandr attempts to run xrandr.
'';
Expand All @@ -199,37 +196,37 @@ let
};

hookToFile = folder: name: hook:
nameValuePair "xdg/autorandr/${folder}/${name}" {
lib.nameValuePair "xdg/autorandr/${folder}/${name}" {
source = "${pkgs.writeShellScriptBin "hook" hook}/bin/hook";
};
profileToFiles = name: profile:
with profile;
mkMerge ([
lib.mkMerge ([
{
"xdg/autorandr/${name}/setup".text = concatStringsSep "\n"
(mapAttrsToList fingerprintToString fingerprint);
"xdg/autorandr/${name}/setup".text = lib.concatStringsSep "\n"
(lib.mapAttrsToList fingerprintToString fingerprint);
"xdg/autorandr/${name}/config".text =
concatStringsSep "\n" (mapAttrsToList configToString profile.config);
lib.concatStringsSep "\n" (lib.mapAttrsToList configToString profile.config);
}
(mapAttrs' (hookToFile "${name}/postswitch.d") hooks.postswitch)
(mapAttrs' (hookToFile "${name}/preswitch.d") hooks.preswitch)
(mapAttrs' (hookToFile "${name}/predetect.d") hooks.predetect)
(lib.mapAttrs' (hookToFile "${name}/postswitch.d") hooks.postswitch)
(lib.mapAttrs' (hookToFile "${name}/preswitch.d") hooks.preswitch)
(lib.mapAttrs' (hookToFile "${name}/predetect.d") hooks.predetect)
]);
fingerprintToString = name: edid: "${name} ${edid}";
configToString = name: config:
if config.enable then
concatStringsSep "\n" ([ "output ${name}" ]
++ optional (config.position != "") "pos ${config.position}"
++ optional (config.crtc != null) "crtc ${toString config.crtc}"
++ optional config.primary "primary"
++ optional (config.dpi != null) "dpi ${toString config.dpi}"
++ optional (config.gamma != "") "gamma ${config.gamma}"
++ optional (config.mode != "") "mode ${config.mode}"
++ optional (config.rate != "") "rate ${config.rate}"
++ optional (config.rotate != null) "rotate ${config.rotate}"
++ optional (config.transform != null) ("transform "
+ concatMapStringsSep "," toString (flatten config.transform))
++ optional (config.scale != null)
lib.concatStringsSep "\n" ([ "output ${name}" ]
++ lib.optional (config.position != "") "pos ${config.position}"
++ lib.optional (config.crtc != null) "crtc ${toString config.crtc}"
++ lib.optional config.primary "primary"
++ lib.optional (config.dpi != null) "dpi ${toString config.dpi}"
++ lib.optional (config.gamma != "") "gamma ${config.gamma}"
++ lib.optional (config.mode != "") "mode ${config.mode}"
++ lib.optional (config.rate != "") "rate ${config.rate}"
++ lib.optional (config.rotate != null) "rotate ${config.rotate}"
++ lib.optional (config.transform != null) ("transform "
+ lib.concatMapStringsSep "," toString (lib.flatten config.transform))
++ lib.optional (config.scale != null)
((if config.scale.method == "factor" then "scale" else "scale-from")
+ " ${toString config.scale.x}x${toString config.scale.y}"))
else ''
Expand All @@ -242,35 +239,35 @@ in {
options = {

services.autorandr = {
enable = mkEnableOption "handling of hotplug and sleep events by autorandr";
enable = lib.mkEnableOption "handling of hotplug and sleep events by autorandr";

defaultTarget = mkOption {
defaultTarget = lib.mkOption {
default = "default";
type = types.str;
type = lib.types.str;
description = ''
Fallback if no monitor layout can be detected. See the docs
(https://github.com/phillipberndt/autorandr/blob/v1.0/README.md#how-to-use)
for further reference.
'';
};

ignoreLid = mkOption {
ignoreLid = lib.mkOption {
default = false;
type = types.bool;
type = lib.types.bool;
description = "Treat outputs as connected even if their lids are closed";
};

matchEdid = mkOption {
matchEdid = lib.mkOption {
default = false;
type = types.bool;
type = lib.types.bool;
description = "Match displays based on edid instead of name";
};

hooks = mkOption {
hooks = lib.mkOption {
type = hooksModule;
description = "Global hook scripts";
default = { };
example = literalExpression ''
example = lib.literalExpression ''
{
postswitch = {
"notify-i3" = "''${pkgs.i3}/bin/i3-msg restart";
Expand All @@ -296,11 +293,11 @@ in {
}
'';
};
profiles = mkOption {
type = types.attrsOf profileModule;
profiles = lib.mkOption {
type = lib.types.attrsOf profileModule;
description = "Autorandr profiles specification.";
default = { };
example = literalExpression ''
example = lib.literalExpression ''
{
"work" = {
fingerprint = {
Expand Down Expand Up @@ -330,17 +327,17 @@ in {

};

config = mkIf cfg.enable {
config = lib.mkIf cfg.enable {

services.udev.packages = [ pkgs.autorandr ];

environment = {
systemPackages = [ pkgs.autorandr ];
etc = mkMerge ([
(mapAttrs' (hookToFile "postswitch.d") cfg.hooks.postswitch)
(mapAttrs' (hookToFile "preswitch.d") cfg.hooks.preswitch)
(mapAttrs' (hookToFile "predetect.d") cfg.hooks.predetect)
(mkMerge (mapAttrsToList profileToFiles cfg.profiles))
etc = lib.mkMerge ([
(lib.mapAttrs' (hookToFile "postswitch.d") cfg.hooks.postswitch)
(lib.mapAttrs' (hookToFile "preswitch.d") cfg.hooks.preswitch)
(lib.mapAttrs' (hookToFile "predetect.d") cfg.hooks.predetect)
(lib.mkMerge (lib.mapAttrsToList profileToFiles cfg.profiles))
]);
};

Expand All @@ -357,8 +354,8 @@ in {
--batch \
--change \
--default ${cfg.defaultTarget} \
${optionalString cfg.ignoreLid "--ignore-lid"} \
${optionalString cfg.matchEdid "--match-edid"}
${lib.optionalString cfg.ignoreLid "--ignore-lid"} \
${lib.optionalString cfg.matchEdid "--match-edid"}
'';
Type = "oneshot";
RemainAfterExit = false;
Expand All @@ -368,5 +365,5 @@ in {

};

meta.maintainers = with maintainers; [ alexnortung ];
meta.maintainers = with lib.maintainers; [ alexnortung ];
}

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