113 lines
2.9 KiB
Nix
113 lines
2.9 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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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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(lib.mkRenamedOptionModule
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[ "hardware" "logitech" "enable" ]
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[ "hardware" "logitech" "wireless" "enable" ]
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)
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(lib.mkRenamedOptionModule
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[ "hardware" "logitech" "enableGraphical" ]
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[ "hardware" "logitech" "wireless" "enableGraphical" ]
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)
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];
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options.hardware.logitech = {
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lcd = {
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enable = lib.mkEnableOption "support for Logitech LCD Devices";
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startWhenNeeded = lib.mkOption {
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type = lib.types.bool;
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default = true;
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description = ''
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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 = lib.mkOption {
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type = lib.types.listOf lib.types.str;
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default = [
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"0a07"
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"c222"
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"c225"
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"c227"
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"c251"
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];
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description = ''
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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 = lib.mkEnableOption "support for Logitech Wireless Devices";
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enableGraphical = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = "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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[ ]
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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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[ ]
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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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''
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# nixos: hardware.logitech.lcd
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''
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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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