From 1cd91134c01f322d33678bcc2234e66e1e1d548d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Wed, 4 Oct 2023 00:11:11 +0200
Subject: [PATCH] Add ledfx option

---
 hosts/pipebert/default.nix |  5 ++++-
 modules/audio-server.nix   | 17 ++++++++++-------
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/hosts/pipebert/default.nix b/hosts/pipebert/default.nix
index 9b9a39f6..43538807 100644
--- a/hosts/pipebert/default.nix
+++ b/hosts/pipebert/default.nix
@@ -6,7 +6,10 @@
   ];
 
   c3d2 = {
-    audioServer.enable = true;
+    audioServer = {
+      enable = true;
+      ledfx = true;
+    };
     baremetal = true;
     hq = {
       interface = "eth0";
diff --git a/modules/audio-server.nix b/modules/audio-server.nix
index e7090b0e..4b08e99a 100644
--- a/modules/audio-server.nix
+++ b/modules/audio-server.nix
@@ -40,13 +40,17 @@ let
       ];
     };
   };
+
+  cfg = config.c3d2.audioServer;
 in
 {
   options.c3d2.audioServer = {
-    enable = lib.mkEnableOption "Enable PulseAudio and Bluetooth sinks";
+    enable = lib.mkEnableOption "PulseAudio and Bluetooth sinks";
+
+    ledfx = lib.mkEnableOption "LedFX service";
   };
 
-  config = lib.mkIf config.c3d2.audioServer.enable {
+  config = lib.mkIf cfg.enable {
     boot.kernelPackages = lib.mkOverride 900 pkgs.linuxPackages-rt_latest;
 
     environment = {
@@ -97,8 +101,7 @@ in
     };
 
     networking.firewall = {
-      allowedTCPPorts = [
-        80 # ledfx
+      allowedTCPPorts = lib.optional cfg.ledfx 80 ++ [
         4713 # pulseaudio/pipewire network sync
       ];
       allowedUDPPorts = [
@@ -155,7 +158,7 @@ in
 
     services.pipewire = {
       enable = true;
-      alsa.enable = true; # required for ledfx
+      alsa.enable = lib.mkIf cfg.ledfx true; # required for ledfx
       config = lib.mkIf (!is2305) {
         pipewire-pulse =
           let
@@ -221,11 +224,11 @@ in
       };
 
       user.services = {
-        ledfx = {
+        ledfx = lib.mkIf cfg.ledfx {
           after = [ "pipewire.target" ];
           wantedBy = [ "default.target" ];
           serviceConfig = {
-            ExecStart = "${pkgs.ledfx}/bin/ledfx";
+            ExecStart = lib.getExe pkgs.ledfx;
           };
         };
         pipewire-pulse.enable = true;