nixos/wyoming/satellite: init
This commit is contained in:
Martin Weinelt
parent
eb4113b79c
commit
e0b4ab1a31
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@ -126,6 +126,8 @@ The pre-existing [services.ankisyncd](#opt-services.ankisyncd.enable) has been m
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- [armagetronad](https://wiki.armagetronad.org), a mid-2000s 3D lightcycle game widely played at iD Tech Camps. You can define multiple servers using `services.armagetronad.<server>.enable`.
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- [wyoming-satellite](https://github.com/rhasspy/wyoming-satellite), a voice assistant satellite for Home Assistant using the Wyoming protocol. Available as [services.wyoming.satellite]($opt-services.wyoming.satellite.enable).
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- [TuxClocker](https://github.com/Lurkki14/tuxclocker), a hardware control and monitoring program. Available as [programs.tuxclocker](#opt-programs.tuxclocker.enable).
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- [ALVR](https://github.com/alvr-org/alvr), a VR desktop streamer. Available as [programs.alvr](#opt-programs.alvr.enable)
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@ -588,6 +588,7 @@
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./services/home-automation/govee2mqtt.nix
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./services/home-automation/home-assistant.nix
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./services/home-automation/matter-server.nix
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./services/home-automation/wyoming/satellite.nix
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./services/home-automation/zigbee2mqtt.nix
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./services/home-automation/zwave-js.nix
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./services/logging/SystemdJournal2Gelf.nix
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@ -0,0 +1,244 @@
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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.services.wyoming.satellite;
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inherit (lib)
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elem
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escapeShellArgs
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getExe
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literalExpression
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mkOption
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mkEnableOption
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mkIf
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mkPackageOption
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optional
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optionals
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types
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;
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finalPackage = cfg.package.overridePythonAttrs (oldAttrs: {
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propagatedBuildInputs = oldAttrs.propagatedBuildInputs
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# for audio enhancements like auto-gain, noise suppression
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++ cfg.package.optional-dependencies.webrtc
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# vad is currently optional, because it is broken on aarch64-linux
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++ optionals cfg.vad.enable cfg.package.optional-dependencies.silerovad;
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});
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in
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{
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meta.buildDocsInSandbox = false;
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options.services.wyoming.satellite = with types; {
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enable = mkEnableOption "Wyoming Satellite";
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package = mkPackageOption pkgs "wyoming-satellite" { };
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user = mkOption {
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type = str;
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example = "alice";
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description = ''
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User to run wyoming-satellite under.
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'';
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};
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group = mkOption {
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type = str;
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default = "users";
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description = ''
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Group to run wyoming-satellite under.
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'';
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};
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uri = mkOption {
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type = str;
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default = "tcp://0.0.0.0:10700";
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description = ''
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URI where wyoming-satellite will bind its socket.
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'';
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};
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name = mkOption {
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type = str;
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default = config.networking.hostName;
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defaultText = literalExpression ''
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config.networking.hostName
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'';
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description = ''
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Name of the satellite.
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'';
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};
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area = mkOption {
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type = nullOr str;
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default = null;
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example = "Kitchen";
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description = ''
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Area to the satellite.
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'';
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};
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microphone = {
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command = mkOption {
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type = str;
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default = "arecord -r 16000 -c 1 -f S16_LE -t raw";
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description = ''
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Program to run for audio input.
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'';
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};
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autoGain = mkOption {
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type = ints.between 0 31;
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default = 5;
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example = 15;
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description = ''
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Automatic gain control in dbFS, with 31 being the loudest value. Set to 0 to disable.
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'';
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};
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noiseSuppression = mkOption {
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type = ints.between 0 4;
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default = 2;
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example = 3;
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description = ''
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Noise suppression level with 4 being the maximum suppression,
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which may cause audio distortion. Set to 0 to disable.
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'';
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};
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};
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sound = {
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command = mkOption {
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type = nullOr str;
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default = "aplay -r 22050 -c 1 -f S16_LE -t raw";
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description = ''
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Program to run for sound output.
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'';
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};
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};
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sounds = {
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awake = mkOption {
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type = nullOr path;
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default = null;
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description = ''
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Path to audio file in WAV format to play when wake word is detected.
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'';
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};
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done = mkOption {
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type = nullOr path;
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default = null;
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description = ''
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Path to audio file in WAV format to play when voice command recording has ended.
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'';
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};
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};
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vad = {
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enable = mkOption {
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type = bool;
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default = true;
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description = ''
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Whether to enable voice activity detection.
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Enabling will result in only streaming audio, when speech gets
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detected.
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'';
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};
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};
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extraArgs = mkOption {
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type = listOf str;
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default = [ ];
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description = ''
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Extra arguments to pass to the executable.
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Check `wyoming-satellite --help` for possible options.
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'';
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};
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};
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config = mkIf cfg.enable {
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systemd.services."wyoming-satellite" = {
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description = "Wyoming Satellite";
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after = [
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"network-online.target"
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"sound.target"
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];
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wants = [
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"network-online.target"
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"sound.target"
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];
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wantedBy = [
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"multi-user.target"
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];
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path = with pkgs; [
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alsa-utils
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];
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script = let
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optionalParam = param: argument: optionals (!elem argument [ null 0 false ]) [
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param argument
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];
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in ''
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export XDG_RUNTIME_DIR=/run/user/$UID
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${escapeShellArgs ([
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(getExe finalPackage)
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"--uri" cfg.uri
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"--name" cfg.name
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"--mic-command" cfg.microphone.command
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]
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++ optionalParam "--mic-auto-gain" cfg.microphone.autoGain
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++ optionalParam "--mic-noise-suppression" cfg.microphone.noiseSuppression
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++ optionalParam "--area" cfg.area
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++ optionalParam "--snd-command" cfg.sound.command
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++ optionalParam "--awake-wav" cfg.sounds.awake
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++ optionalParam "--done-wav" cfg.sounds.done
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++ optional cfg.vad.enable "--vad"
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++ cfg.extraArgs)}
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'';
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serviceConfig = {
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User = cfg.user;
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Group = cfg.group;
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# https://github.com/rhasspy/hassio-addons/blob/master/assist_microphone/rootfs/etc/s6-overlay/s6-rc.d/assist_microphone/run
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CapabilityBoundingSet = "";
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DeviceAllow = "";
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DevicePolicy = "closed";
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LockPersonality = true;
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MemoryDenyWriteExecute = false; # onnxruntime/capi/onnxruntime_pybind11_state.so: cannot enable executable stack as shared object requires: Operation not permitted
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PrivateDevices = true;
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PrivateUsers = true;
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ProtectHome = false; # Would deny access to local pulse/pipewire server
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectControlGroups = true;
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ProtectProc = "invisible";
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ProcSubset = "all"; # Error in cpuinfo: failed to parse processor information from /proc/cpuinfo
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Restart = "always";
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RestrictAddressFamilies = [
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"AF_INET"
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"AF_INET6"
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"AF_UNIX"
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"AF_NETLINK"
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];
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RestrictNamespaces = true;
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RestrictRealtime = true;
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SupplementaryGroups = [
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"audio"
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];
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"@system-service"
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"~@privileged"
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];
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UMask = "0077";
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};
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};
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};
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}
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