152 lines
4.3 KiB
Nix
152 lines
4.3 KiB
Nix
{ config, options, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.mopidy;
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# The configuration format of Mopidy. It seems to use configparser with
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# some quirky handling of its types. You can see how they're handled in
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# `mopidy/config/types.py` from the source code.
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toMopidyConf = generators.toINI {
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mkKeyValue = generators.mkKeyValueDefault {
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mkValueString = v:
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if isList v then
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"\n " + concatStringsSep "\n " v
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else
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generators.mkValueStringDefault { } v;
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} " = ";
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};
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mopidyEnv = pkgs.buildEnv {
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name = "mopidy-with-extensions-${pkgs.mopidy.version}";
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paths = closePropagation cfg.extensionPackages;
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pathsToLink = [ "/${pkgs.mopidyPackages.python.sitePackages}" ];
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buildInputs = [ pkgs.makeWrapper ];
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postBuild = ''
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makeWrapper ${pkgs.mopidy}/bin/mopidy $out/bin/mopidy \
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--prefix PYTHONPATH : $out/${pkgs.mopidyPackages.python.sitePackages}
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'';
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};
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# Nix-representable format for Mopidy config.
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mopidyConfFormat = { }: {
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type = with types;
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let
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valueType = nullOr (oneOf [ bool float int str (listOf valueType) ])
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// {
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description = "Mopidy config value";
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};
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in attrsOf (attrsOf valueType);
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generate = name: value: pkgs.writeText name (toMopidyConf value);
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};
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settingsFormat = mopidyConfFormat { };
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configFilePaths = concatStringsSep ":"
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([ "${config.xdg.configHome}/mopidy/mopidy.conf" ] ++ cfg.extraConfigFiles);
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in {
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meta.maintainers = [ hm.maintainers.foo-dogsquared ];
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options.services.mopidy = {
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enable = mkEnableOption "Mopidy music player daemon";
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extensionPackages = mkOption {
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type = with types; listOf package;
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default = [ ];
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example = literalExpression
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"with pkgs; [ mopidy-spotify mopidy-mpd mopidy-mpris ]";
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description = ''
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Mopidy extensions that should be loaded by the service.
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'';
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};
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settings = mkOption {
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type = settingsFormat.type;
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default = { };
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example = literalExpression ''
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{
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file = {
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media_dirs = [
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"$XDG_MUSIC_DIR|Music"
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"~/library|Library"
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];
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follow_symlinks = true;
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excluded_file_extensions = [
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".html"
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".zip"
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".jpg"
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".jpeg"
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".png"
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];
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};
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# Please don't put your mopidy-spotify configuration in the public. :)
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# Think of your Spotify Premium subscription!
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spotify = {
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client_id = "CLIENT_ID";
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client_secret = "CLIENT_SECRET";
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};
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}
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'';
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description = ''
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Configuration written to
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<filename>$XDG_CONFIG_HOME/mopidy/mopidy.conf</filename>.
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</para><para>
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See <link xlink:href="https://docs.mopidy.com/en/latest/config/"/> for
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more details.
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'';
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};
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extraConfigFiles = mkOption {
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default = [ ];
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type = types.listOf types.path;
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description = ''
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Extra configuration files read by Mopidy when the service starts.
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Later files in the list override earlier configuration files and
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structured settings.
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'';
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};
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};
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config = mkIf cfg.enable {
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assertions =
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[ (hm.assertions.assertPlatform "services.mopidy" pkgs platforms.linux) ];
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xdg.configFile."mopidy/mopidy.conf".source =
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settingsFormat.generate "mopidy-${config.home.username}" cfg.settings;
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systemd.user.services.mopidy = {
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Unit = {
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Description = "mopidy music player daemon";
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Documentation = [ "https://mopidy.com/" ];
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After = [ "network.target" "sound.target" ];
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};
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Service = {
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ExecStart = "${mopidyEnv}/bin/mopidy --config ${configFilePaths}";
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};
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Install.WantedBy = [ "default.target" ];
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};
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systemd.user.services.mopidy-scan = {
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Unit = {
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Description = "mopidy local files scanner";
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Documentation = [ "https://mopidy.com/" ];
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After = [ "network.target" "sound.target" ];
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};
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Service = {
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ExecStart =
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"${mopidyEnv}/bin/mopidy --config ${configFilePaths} local scan";
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Type = "oneshot";
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};
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Install.WantedBy = [ "default.target" ];
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};
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};
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}
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