machines/Everest/configuration.nix

@@ -53,4 +53,11 @@
       };
     };
   };
+
+  # Open ports in the firewall.
+  # No idea what ports 5201 and 21027 do tho
+  networking.firewall.allowedTCPPorts = [5201];
+  networking.firewall.allowedUDPPorts = [5201 21027];
+  # Or disable the firewall altogether.
+  # networking.firewall.enable = false;
 }

roles/common/services/syncthing.nix

@@ -62,8 +62,4 @@ in {
       };
     };
   };
-  networking.firewall = {
-    allowedTCPPorts = [22000];
-    allowedUDPPorts = [22000 21027];
-  };
 }

roles/server/caddy.nix

@@ -64,8 +64,7 @@ in {
     # ages to boot up. If I don't add a delay, caddy tries to bind to
     # the tailscale interface before it's ready, making it crash too much
     # in too little time
-    services.caddy.serviceConfig.RestartSec = lib.mkForce "120s";
-    services.caddy.unitConfig.StartLimitBurst = lib.mkForce "infinity";
+    services.caddy.serviceConfig.RestartSec = lib.mkForce "240s";
   };
   programs.rust-motd.settings.service_status.Caddy = "caddy";
   networking.firewall.allowedTCPPorts = [443 80];

roles/server/default.nix

@@ -14,6 +14,7 @@
     ./headscale.nix
     ./caddy.nix
     ./rust_motd.nix
+    ./minecraft.nix
     ./adguard.nix
     ./changedetection-io.nix
   ];

roles/server/minecraft.nix

@@ -0,0 +1,34 @@
+{
+  pkgs,
+  lib,
+  ...
+}: {
+  nixpkgs.config.allowUnfreePredicate = pkg:
+    builtins.elem (lib.getName pkg) [
+      "minecraft-server"
+    ];
+
+  users.users.toast.extraGroups = ["minecraft"];
+
+  services.minecraft-servers = {
+    enable = true;
+    eula = true;
+    openFirewall = true;
+    servers = {
+      vrlocals = {
+        enable = true;
+        package = pkgs.fabricServers.fabric-1_20_1;
+        jvmOpts = "-Xmx8G";
+        serverProperties = {
+          motd = "\\u00A7aBigChadGuys \\u00A7lPlus \\u00A7a(w/Cobblemon!) v2.8.1\\u00A7r\\n\\u00A76Have fun!";
+          server-port = 25565;
+          level-seed = "-1450714289616987871";
+          white-list = true;
+          spawn-protection = 0;
+          enable-command-block = true;
+          sync-chunk-writes = false;
+        };
+      };
+    };
+  };
+}