Added DB to Minecraft-Server, Added Plugins, Added Config-Files

modules/nixos/services/minecraft/database.nix

@@ -0,0 +1,20 @@
+{
+  inputs,
+  config,
+  lib,
+  pkgs,
+  system,
+  ...
+}:
+let
+  cfg = config.services.minecraft;
+in
+{
+  config = lib.mkIf (cfg.enable && (cfg.servers.velocity.enable || cfg.servers.survival.enable)) {
+    services.mysql = {
+      package = pkgs.mariadb;
+      enable = true;
+      settings.mysqld.port = 3459;
+    };
+  };
+}

modules/nixos/services/minecraft/default.nix

@@ -8,13 +8,14 @@ in
     ./vanilla-test.nix
     ./survival.nix
     ./velocity.nix
+    ./database.nix
   ];
 
   options.services.minecraft = {
     enable = lib.mkOption {
       type = with lib.types; uniq bool;
       default = false;
-      description = "Enable minecraft server";
+      description = "Enable kBs Minecraft Servers";
     };
     servers.vanilla.enable = lib.mkOption {
       type = with lib.types; uniq bool;
@@ -34,6 +35,9 @@ in
   };
 
   config = lib.mkIf cfg.enable {
+    nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
+      "minecraft-server"
+    ];
     services.minecraft-servers = {
       enable = true;
       eula = true;

modules/nixos/services/minecraft/survival.nix

@@ -11,27 +11,37 @@ let
 in
 {
   config = lib.mkIf (cfg.enable && cfg.servers.survival.enable) {
-    nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
-      "minecraft-server"
-    ];
-
     services.minecraft-servers.servers."survival" = {
       enable = true;
       autoStart = true;
       enableReload = true;
-      package = pkgs.paperServers.paper-1_21_3-build_25;
+      package = pkgs.paperServers.paper-1_21_4;
-      whitelist = {
-        kB01guy = "1ff88b66-beda-4386-85b9-a00a5c27437a";
-      };
       serverProperties = {
+        online-mode = false;
+        server-ip = "127.0.0.1";
+        server-port = 49333;
         difficulty = 3;
         gamemode = 1;
         max-players = 5;
       };
       openFirewall = false; # Should use Velocity Player Proxy
-      serverProperties.server-port = 41000;
+
+      # Add Plugins
       symlinks = {
-        "plugins/LuckPerms.jar" = pkgs.fetchurl { url = "https://download.luckperms.net/1561/bukkit/loader/LuckPerms-Bukkit-5.4.146.jar"; sha512 = "3yx163xas6g30crj41ad8j9gh55ygfh7vbaq12hlm4rxf1npnxh95rhn2nx0qcjd4nl1rz8f8pbvmlh6ka32ahvn6x9rxsc8g6v24jz"; };
+        "plugins/LuckPerms.jar" = pkgs.fetchurl {
+          url = "https://download.luckperms.net/1567/bukkit/loader/LuckPerms-Bukkit-5.4.150.jar"; 
+          sha512 = "39cr9nd68afrrvn80kvdgaml37xkj3mzhv50y3app5j1199hg12kls29r49x06p9rxm6dk7i0j8aww2hw4ahm18andb69a5kp97vf94"; 
+        };
+      };
+
+      # Configure Velocity Modern forwarding https://docs.papermc.io/velocity/player-information-forwarding#configuring-modern-forwarding-for-paper
+      files."spigot.yml".value = {
+        settings.bungeecord = false;
+      };
+      files."config/paper-global.yml".value = {
+        proxies.velocity.enabled = true;
+        proxies.velocity.online-mode = "online-mode";
+        forwarding.secret = ""; # TODO: Add Forewarding Secret using Sops
       };
     };
   };

modules/nixos/services/minecraft/velocity.nix

@@ -11,20 +11,72 @@ let
 in
 {
   config = lib.mkIf (cfg.enable && cfg.servers.velocity.enable) {
-    nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
-      "minecraft-server"
-    ];
 
+    # Configure Server 
     services.minecraft-servers.servers."velocity" = {
       enable = true;
       autoStart = true;
       enableReload = true;
+      stopCommand = "end";
       package = pkgs.velocityServers.velocity;
-      openFirewall = true;
       symlinks = {
-        "plugins/LuckPerms.jar" = pkgs.fetchurl { url = "https://download.luckperms.net/1561/velocity/LuckPerms-Velocity-5.4.146.jar"; sha512 = "1xk7fwb5z3bz0x3hpmnyg7cldzrf9anpp4aavq5s69lz2idzxvkjn9b5iv2yy22p17k26lqwfn8n9ivi59srz2hvgdb1jibqg5d5hj5"; };
+        "plugins/LuckPerms.jar" = pkgs.fetchurl { 
+          url = "https://download.luckperms.net/1567/velocity/LuckPerms-Velocity-5.4.150.jar"; 
+          sha512 = "3dr69g2fbav3if44nmifgz7hn86gdf62hcks92kkvwxf4xa3z7x615j426kgljyhgy84hf75wzpai258mg7dj9x17vpkn634kkzwmw6";
+        };
+        "plugins/Geyser-Velocity.jar" = pkgs.fetchurl {
+          url = "https://download.geysermc.org/v2/projects/geyser/versions/2.6.0/builds/730/downloads/velocity";
+          sha512 = "3shnm8q8vq8j44xxg4qwqwalw6ml9nkzfrzvv8pkblkjp25nfk3h14b4y9vdim1sa2a18mkf8hmhb16g1mka2rh7l0z0yg4kh3lj2i0";
+        };
+        "plugins/floodgate-velocity.jar" = pkgs.fetchurl {
+          url = "https://download.geysermc.org/v2/projects/floodgate/versions/2.2.3/builds/114/downloads/velocity";
+          sha512 = "1k7qban3gar0fxxi5kp5i8d72k6ck65cvsfbg4nh8bz40jwqn35fx9gj3zbb06x5l8sg6qxl7w2nsn3jan4hjq7m5lwf2c1l1mjaw81";
+        };
+        "plugins/LibreLogin.jar" = pkgs.fetchurl {
+          url = "https://modrinth.com/plugin/libre-login/version/0.23.0";
+          sha512 = "1wrnp82vv47hhvjp1lxdndmngndykshi7iindnpg61j0v7i8bdgr9rk5qvanvw95gcj59cnhxdmjynq8fm127n4gv53acdidlxz39sd";
+        };
+      };
+      files = {
+        "velocity.toml".value = {
+          config-version = "2.7"; # NEVER change this!
+          bind = "0.0.0.0:25565";
+          online-mode = false;
+          player-info-forwarding-mode = "modern";
+          enable-player-address-logging = false;
+          servers.lobby = "";
+          servers.survival = "localhost:${toString config.services.minecraft-servers.servers."survival".serverProperties.server-port}";
+          servers.try = [
+            "lobby"
+            "survival"
+          ];
+          advanced.tcp-fast-open = true;
+        };
       };
     };
+    networking.firewall.allowedTCPPorts = [ 25565 ];
+
+    # Configure Plugin Luckperms
+    services.minecraft-servers.servers."velocity".files."plugins/luckperms/config.yml".value = {
+      storage-method = "mariadb";
+      data.address = "localhost:${toString config.services.mysql.settings.mysqld.port}";
+      data.database = "luckperms";
+      data.username = "luckperms";
+      data.password = "";
+    };
+    services.mysql = {
+      ensureDatabases = [ "luckperms" ];
+      ensureUsers = [ 
+        {
+          name = "luckperms";
+          ensurePermissions = {
+            "luckperms.*" = "ALL PRIVILEGES";
+          };
+        }
+      ];
+    };
+    # services.mysqlBackup.databases = [ "luckperms" ]; # Add Luckperms Database to Backups
+    
   };
 }