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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.eth.services.ambience;
mkService = name: opts: {
name = "ambience-${name}";
value = {
enable = opts.enable;
description = "Play ambient ${name} on loop";
wants = [ "sound.target" ];
after = [ "sound.target" ];
wantedBy = [ "multi-user.target" ];
partOf = [ "snapserver.service" ];
serviceConfig = {
DynamicUser = true;
Group = "audio";
ExecStart = "${pkgs.mpv}/bin/mpv --audio-display=no --audio-channels=stereo --audio-samplerate=48000 --audio-format=s16 --ao=pcm --ao-pcm-file=${opts.pipe} --loop=inf ${opts.file}";
NoNewPrivileges = true;
ProtectHome = true;
ProtectKernelTunables = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
RestrictAddressFamilies = "";
RestrictNamespaces = true;
};
};
};
in {
options.eth.services.ambience = {
enable = mkEnableOption "Play ambient sounds.";
streams = mkOption {
type = types.attrsOf (types.submodule {
options = {
enable = mkEnableOption "Play ambient sounds.";
file = mkOption {
type = types.str;
description = "file to play on loop";
default = "";
example = "/var/lib/ambience/rain.m4a";
};
pipe = mkOption {
type = types.str;
description = "pipe to play into";
default = "";
example = "/run/snapserver/rain";
};
};
});
default = {};
# example = { rain = { enable = true; file = "/var/lib/ambience/rain.mp3"; pipe = "/run/snapserver/rain"; }; };
description = "Streams to pipe to Snapserver";
};
};
config = mkIf cfg.enable {
assertions = [
{
assertion = config.services.snapserver.enable;
message = "must enable Snapserver to enable Ambience";
}
];
systemd.services = listToAttrs (mapAttrsToList mkService cfg.streams);
};
}
|
