add vanilla minecraft-server to hyrule

hosts/hyrule/default.nix

@@ -73,6 +73,7 @@ in {
         # 3306 (INTERNAL) forgejo sqlite3 database
         5000 # debug (for my job)
         # 8222 (INTERNAL) vaultwarden
+        45000 # minecaft server
       ];
     };
   };

hosts/hyrule/minecraft-server.nix

@@ -0,0 +1,59 @@
+{pkgs, ...}: {
+  services.minecraft-server = {
+    enable = true;
+    eula = true;
+
+    openFirewall = false; # do this manually instead
+    declarative = true;
+
+    whitelist = {
+      "SECRET1" = "";
+      "SECRET2" = "";
+    };
+
+    # REF: https://minecraft.wiki/w/Server.properties#Java_Edition
+    serverProperties = {
+      # server-ip = "" # listen on all addresses if unset
+      server-port = 45000; # connection port
+      query.port = 45000; # share game info/advertising information
+      user-native-transport = true; # Linux packet RX/TX optimizations
+
+      # Users Connections
+      enforce-secure-profile = true;
+      online-mode = true; # don't allow unlicensed minecraft accounts to join
+      prevent-proxy-connections = false;
+      rate-limit = 0;
+
+      # Server Functionality
+      enable-status = true; # where the server appears as "online"
+      hide-online-players = false;
+      log-ips = true;
+      pause-when-empty-seconds = 60; # pause server when no player online for x seconds
+      view-distance = 10; # range: 3-32
+      simulation-distance = 10; # range: 3-32
+
+      # Players
+      motd = "M&M's Cozycraft Realm <3";
+      max-players = 2;
+      white-list = true;
+      idle-player-timeout = 0; # never kick idle players
+
+      # Gameplay
+      gamemode = "survival";
+      force-gamemode = true;
+      difficulty = "normal";
+      hardcore = false;
+      pvp = true;
+      allow-cheats = true;
+
+      # World
+      level-name = "M&M's Cozycraft"; # world name
+      # level-seed = "" # random seed if unset
+      level-type = "minecraft:normal"; # world generation preset
+      generate-structures = true;
+      spawn-monsters = true;
+      spawn-protection = 0;
+    };
+    jvmOpts = "-Xms2046M -Xmx2046M -XX:+UseG1GC -XX:+CMSIncrementalPacing -XX:+CMSClassUnloadingEnabled -XX:ParallelGCThreads=2 -XX:MinHeapFreeRatio=5 -XX:MaxHeapFreeRatio=10";
+  };
+}