hosts/ni/setups/music: use state ports module

configs/nixos/ni/modules/setups/music.nix

@@ -1,22 +1,35 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, foodogsquaredLib, ... }:
 
 let
   hostCfg = config.hosts.ni;
   cfg = hostCfg.setups.music;
-
-  gonicPort = 4747;
-  uxplayPort = gonicPort + 1;
 in
 {
   options.hosts.ni.setups.music.enable =
     lib.mkEnableOption "music streaming and organizing setup";
 
   config = lib.mkIf cfg.enable {
+    state.ports = rec {
+      gonic = {
+        value = 4747;
+        protocols = [ "tcp" ];
+        openFirewall = true;
+      };
+      uxplay = {
+        value = 10001;
+        openFirewall = true;
+      };
+      uxplayClients = {
+        value = foodogsquaredLib.nixos.makeRange' uxplay.value 10;
+        openFirewall = true;
+      };
+    };
+
     # My portable music streaming server.
     services.gonic = {
       enable = true;
       settings = rec {
-        listen-addr = "localhost:${builtins.toString gonicPort}";
+        listen-addr = "localhost:${builtins.toString config.state.ports.gonic.value}";
         cache-path = "/var/cache/gonic";
         music-path =
           [
@@ -35,9 +48,7 @@ in
     # My AirPlay mirroring server.
     services.uxplay = {
       enable = true;
-      extraArgs = [ "-p" (builtins.toString uxplayPort) ];
+      extraArgs = [ "-p" (builtins.toString config.state.ports.uxplay.value) ];
     };
-
-    networking.firewall.allowedTCPPorts = [ gonicPort uxplayPort ];
   };
 }