96 lines
2.8 KiB
Nix
96 lines
2.8 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.hardware.logitech;
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vendor = "046d";
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daemon = "g15daemon";
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in
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{
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imports = [
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(mkRenamedOptionModule [ "hardware" "logitech" "enable" ] [ "hardware" "logitech" "wireless" "enable" ])
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(mkRenamedOptionModule [ "hardware" "logitech" "enableGraphical" ] [ "hardware" "logitech" "wireless" "enableGraphical" ])
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];
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options.hardware.logitech = {
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lcd = {
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enable = mkEnableOption (lib.mdDoc "support for Logitech LCD Devices");
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startWhenNeeded = mkOption {
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type = types.bool;
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default = true;
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description = lib.mdDoc ''
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Only run the service when an actual supported device is plugged.
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'';
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};
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devices = mkOption {
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type = types.listOf types.str;
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default = [ "0a07" "c222" "c225" "c227" "c251" ];
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description = lib.mdDoc ''
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List of USB device ids supported by g15daemon.
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You most likely do not need to change this.
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'';
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};
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};
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wireless = {
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enable = mkEnableOption (lib.mdDoc "support for Logitech Wireless Devices");
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enableGraphical = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc "Enable graphical support applications.";
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};
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};
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};
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config = lib.mkIf (cfg.wireless.enable || cfg.lcd.enable) {
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environment.systemPackages = []
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++ lib.optional cfg.wireless.enable pkgs.ltunify
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++ lib.optional cfg.wireless.enableGraphical pkgs.solaar;
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services.udev = {
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# ltunifi and solaar both provide udev rules but the most up-to-date have been split
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# out into a dedicated derivation
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packages = []
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++ lib.optional cfg.wireless.enable pkgs.logitech-udev-rules
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++ lib.optional cfg.lcd.enable pkgs.g15daemon;
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extraRules = ''
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# nixos: hardware.logitech.lcd
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'' + lib.concatMapStringsSep "\n" (
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dev:
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''ACTION=="add", SUBSYSTEMS=="usb", ATTRS{idVendor}=="${vendor}", ATTRS{idProduct}=="${dev}", TAG+="systemd", ENV{SYSTEMD_WANTS}+="${daemon}.service"''
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) cfg.lcd.devices;
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};
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systemd.services."${daemon}" = lib.mkIf cfg.lcd.enable {
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description = "Logitech LCD Support Daemon";
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documentation = [ "man:g15daemon(1)" ];
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wantedBy = lib.mkIf (! cfg.lcd.startWhenNeeded) "multi-user.target";
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serviceConfig = {
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Type = "forking";
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ExecStart = "${pkgs.g15daemon}/bin/g15daemon";
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# we patch it to write to /run/g15daemon/g15daemon.pid instead of
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# /run/g15daemon.pid so systemd will do the cleanup for us.
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PIDFile = "/run/${daemon}/g15daemon.pid";
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PrivateTmp = true;
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PrivateNetwork = true;
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ProtectHome = "tmpfs";
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ProtectSystem = "full"; # strict doesn't work
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RuntimeDirectory = daemon;
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Restart = "on-failure";
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};
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};
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};
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}
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