gmrender-resurrect: Add gmediarender service

This creates a systemd unit that will start and supervise the
gmediarender daemon.

Changed files
+126
nixos
doc
manual
from_md
release-notes
release-notes
modules
+7
nixos/doc/manual/from_md/release-notes/rl-2305.section.xml
···
</listitem>
<listitem>
<para>
+
<link xlink:href="https://github.com/hzeller/gmrender-resurrect">gmediarender</link>,
+
a simple, headless UPnP/DLNA renderer. Available as
+
<link xlink:href="options.html#opt-services.gmediarender.enable">services.gmediarender</link>.
+
</para>
+
</listitem>
+
<listitem>
+
<para>
<link xlink:href="https://github.com/StevenBlack/hosts">stevenblack-blocklist</link>,
A unified hosts file with base extensions for blocking
unwanted websites. Available as
+2
nixos/doc/manual/release-notes/rl-2305.section.md
···
- [fzf](https://github.com/junegunn/fzf), a command line fuzzyfinder. Available as [programs.fzf](#opt-programs.fzf.fuzzyCompletion).
+
- [gmediarender](https://github.com/hzeller/gmrender-resurrect), a simple, headless UPnP/DLNA renderer. Available as [services.gmediarender](options.html#opt-services.gmediarender.enable).
+
- [stevenblack-blocklist](https://github.com/StevenBlack/hosts), A unified hosts file with base extensions for blocking unwanted websites. Available as [networking.stevenblack](options.html#opt-networking.stevenblack.enable).
- [atuin](https://github.com/ellie/atuin), a sync server for shell history. Available as [services.atuin](#opt-services.atuin.enable).
+1
nixos/modules/module-list.nix
···
./services/amqp/rabbitmq.nix
./services/audio/alsa.nix
./services/audio/botamusique.nix
+
./services/audio/gmediarender.nix
./services/audio/hqplayerd.nix
./services/audio/icecast.nix
./services/audio/jack.nix
+116
nixos/modules/services/audio/gmediarender.nix
···
+
{ pkgs, lib, config, utils, ... }:
+
+
with lib;
+
+
let
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cfg = config.services.gmediarender;
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in
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{
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options.services.gmediarender = {
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enable = mkEnableOption (mdDoc "the gmediarender DLNA renderer");
+
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audioDevice = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = mdDoc ''
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The audio device to use.
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'';
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};
+
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audioSink = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = mdDoc ''
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The audio sink to use.
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'';
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};
+
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friendlyName = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = mdDoc ''
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A "friendly name" for identifying the endpoint.
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'';
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};
+
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initialVolume = mkOption {
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type = types.nullOr types.int;
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default = 0;
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description = mdDoc ''
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A default volume attenuation (in dB) for the endpoint.
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'';
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};
+
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package = mkPackageOptionMD pkgs "gmediarender" {
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default = "gmrender-resurrect";
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};
+
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port = mkOption {
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type = types.nullOr types.port;
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default = null;
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description = mdDoc "Port that will be used to accept client connections.";
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};
+
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uuid = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = mdDoc ''
+
A UUID for uniquely identifying the endpoint. If you have
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multiple renderers on your network, you MUST set this.
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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 = {
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services.gmediarender = {
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after = [ "network-online.target" ];
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wantedBy = [ "multi-user.target" ];
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description = "gmediarender server daemon";
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environment = {
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XDG_CACHE_HOME = "%t/gmediarender";
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};
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serviceConfig = {
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DynamicUser = true;
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User = "gmediarender";
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Group = "gmediarender";
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SupplementaryGroups = [ "audio" ];
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ExecStart =
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"${cfg.package}/bin/gmediarender " +
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optionalString (cfg.audioDevice != null) ("--gstout-audiodevice=${utils.escapeSystemdExecArg cfg.audioDevice} ") +
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optionalString (cfg.audioSink != null) ("--gstout-audiosink=${utils.escapeSystemdExecArg cfg.audioSink} ") +
+
optionalString (cfg.friendlyName != null) ("--friendly-name=${utils.escapeSystemdExecArg cfg.friendlyName} ") +
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optionalString (cfg.initialVolume != 0) ("--initial-volume=${toString cfg.initialVolume} ") +
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optionalString (cfg.port != null) ("--port=${toString cfg.port} ") +
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optionalString (cfg.uuid != null) ("--uuid=${utils.escapeSystemdExecArg cfg.uuid} ");
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Restart = "always";
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RuntimeDirectory = "gmediarender";
+
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# Security options:
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CapabilityBoundingSet = "";
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LockPersonality = true;
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true;
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# PrivateDevices = true;
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PrivateTmp = true;
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PrivateUsers = true;
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ProcSubset = "pid";
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true;
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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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ProtectProc = "invisible";
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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SystemCallArchitectures = "native";
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SystemCallFilter = [ "@system-service" "~@privileged" ];
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UMask = 066;
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};
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};
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};
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};
+
}