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{ pkgs, lib, config, ... }:
let
cfg = config.services.evscript;
in
{
options = with lib; {
services.evscript = {
enable = mkEnableOption (mdDoc "the evscript service");
package = mkOption {
description = mdDoc "evscript package to use for the evscript service";
type = types.package;
default = pkgs.evscript;
defaultText = literalExpression "pkgs.evscript";
};
devices = mkOption {
description = mdDoc "evdev devices for evscript to listen to";
type = types.listOf types.path;
example = [ "/dev/input/by-path/pci-0000:00:1d.0-usb-0:1.1:1.0-event-kbd" ];
};
script = mkOption {
description = mdDoc "Dyon script for evscript service to run";
type = types.path;
};
};
};
config = lib.mkIf cfg.enable {
boot.kernelModules = [ "uinput" ];
services.udev.extraRules = ''
KERNEL=="uinput", MODE="0660", GROUP="input"
'';
systemd.services.evscript = {
after = [ "systemd-udevd" ];
wantedBy = [ "multi-user.target" ];
serviceConfig.DynamicUser = true;
serviceConfig.SupplementaryGroups = [ "input" ];
script = ''
${cfg.package}/bin/evscript \
${lib.concatMapStringsSep " " (d: "-d ${d}") cfg.devices} \
-f ${cfg.script}
'';
};
};
}
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