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