103 lines
2.8 KiB
Nix
103 lines
2.8 KiB
Nix
{ 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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inherit (lib) mkDefault mkEnableOption mkIf mkOption mkPackageOption types;
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cfg = config.services.monado;
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in
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{
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options.services.monado = {
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enable = mkEnableOption "Monado user service";
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package = mkPackageOption pkgs "monado" { };
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defaultRuntime = mkOption {
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type = types.bool;
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description = ''
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Whether to enable Monado as the default OpenXR runtime on the system.
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Note that applications can bypass this option by setting an active
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runtime in a writable XDG_CONFIG_DIRS location like `~/.config`.
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'';
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default = false;
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example = true;
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};
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highPriority = mkEnableOption "high priority capability for monado-service"
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// mkOption { default = true; };
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};
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config = mkIf cfg.enable {
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security.wrappers."monado-service" = mkIf cfg.highPriority {
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setuid = false;
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owner = "root";
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group = "root";
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# cap_sys_nice needed for asynchronous reprojection
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capabilities = "cap_sys_nice+eip";
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source = lib.getExe' cfg.package "monado-service";
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};
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services.udev.packages = with pkgs; [ xr-hardware ];
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systemd.user = {
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services.monado = {
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description = "Monado XR runtime service module";
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requires = [ "monado.socket" ];
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conflicts = [ "monado-dev.service" ];
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unitConfig.ConditionUser = "!root";
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environment = {
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# Default options
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# https://gitlab.freedesktop.org/monado/monado/-/blob/4548e1738591d0904f8db4df8ede652ece889a76/src/xrt/targets/service/monado.in.service#L12
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XRT_COMPOSITOR_LOG = mkDefault "debug";
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XRT_PRINT_OPTIONS = mkDefault "on";
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IPC_EXIT_ON_DISCONNECT = mkDefault "off";
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};
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serviceConfig = {
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ExecStart =
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if cfg.highPriority
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then "${config.security.wrapperDir}/monado-service"
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else lib.getExe' cfg.package "monado-service";
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Restart = "no";
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};
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restartTriggers = [ cfg.package ];
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};
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sockets.monado = {
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description = "Monado XR service module connection socket";
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conflicts = [ "monado-dev.service" ];
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unitConfig.ConditionUser = "!root";
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socketConfig = {
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ListenStream = "%t/monado_comp_ipc";
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RemoveOnStop = true;
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# If Monado crashes while starting up, we want to close incoming OpenXR connections
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FlushPending = true;
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};
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restartTriggers = [ cfg.package ];
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wantedBy = [ "sockets.target" ];
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};
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};
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environment.systemPackages = [ cfg.package ];
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environment.pathsToLink = [ "/share/openxr" ];
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environment.etc."xdg/openxr/1/active_runtime.json" = mkIf cfg.defaultRuntime {
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source = "${cfg.package}/share/openxr/1/openxr_monado.json";
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};
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};
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meta.maintainers = with lib.maintainers; [ Scrumplex ];
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}
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