From 435787f44039e30ca6706264e682c9cda47d73ab Mon Sep 17 00:00:00 2001
From: Jan-Bulthuis <git@bulthuis.dev>
Date: Fri, 18 Apr 2025 15:12:08 +0200
Subject: [PATCH] Added a carla service

---
 machines/vm-audio.nix | 29 +++++++++++++++++------------
 1 file changed, 17 insertions(+), 12 deletions(-)

diff --git a/machines/vm-audio.nix b/machines/vm-audio.nix
index 8cb8da0..fb0f83b 100644
--- a/machines/vm-audio.nix
+++ b/machines/vm-audio.nix
@@ -88,20 +88,25 @@
       };
     };
 
-    # Dedicate more memory to network interfaces
-    boot.kernel.sysctl = {
-      "net.core.rmem_default" = 1048576;
-      "net.core.rmem_max" = 16777216;
-      "net.core.wmem_default" = 1048576;
-      "net.core.wmem_max" = 16777216;
-      "net.core.optmem_max" = 65536;
-      "net.ipv4.tcp_rmem" = "4096 1048576 2097152";
-      "net.ipv4.tpc_wmem" = "4096 65536 16777216";
-      "net.ipv4.udp_rmem_min" = 8192;
-      "net.ipv4.udp_wmem_min" = 8192;
+    # Carla service
+    systemd.user.services.carla = {
+      description = "Carla Service";
+      wantedBy = [ "default.target" ];
+      after = [
+        "network.target"
+        "sound.target"
+      ];
+      unitConfig = {
+        ConditionUser = "mixer";
+      };
+      serviceConfig = {
+        ExecStart = "${pkgs.carla}/bin/carla -n";
+        Restart = "always";
+        RestartSec = 5;
+      };
     };
 
-    # Create null sink for spotifyd
+    # Create null sinks
     services.pipewire.extraConfig.pipewire."91-null-sinks" = {
       "context.objects" = [
         {