System Gen143 @ 2026-03-19-20:01:56 by jonas@monolith

flake.lock

@@ -158,6 +158,22 @@
       }
     },
     "flake-compat_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1747046372,
+        "narHash": "sha256-CIVLLkVgvHYbgI2UpXvIIBJ12HWgX+fjA8Xf8PUmqCY=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "9100a0f413b0c601e0533d1d94ffd501ce2e7885",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-compat_3": {
       "flake": false,
       "locked": {
         "lastModified": 1746162366,
@@ -635,12 +651,34 @@
         "type": "github"
       }
     },
-    "nixos-cosmic": {
+    "nix-minecraft": {
       "inputs": {
         "flake-compat": "flake-compat_2",
         "nixpkgs": [
           "nixpkgs"
         ],
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1774407052,
+        "narHash": "sha256-rUkn7Bo3PAlpcZl8+0FDsTwFyDwvS4xwMT9+RJ+XJoE=",
+        "owner": "Infinidoge",
+        "repo": "nix-minecraft",
+        "rev": "70daf1f48885f0b4a70797076cd2ff5d9139b46e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Infinidoge",
+        "repo": "nix-minecraft",
+        "type": "github"
+      }
+    },
+    "nixos-cosmic": {
+      "inputs": {
+        "flake-compat": "flake-compat_3",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
         "nixpkgs-stable": "nixpkgs-stable",
         "rust-overlay": "rust-overlay_2"
       },
@@ -777,6 +815,7 @@
         "home-manager": "home-manager",
         "hyprland": "hyprland",
         "hyprland-plugins": "hyprland-plugins",
+        "nix-minecraft": "nix-minecraft",
         "nixos-cosmic": "nixos-cosmic",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
@@ -880,6 +919,21 @@
         "type": "github"
       }
     },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "xdph": {
       "inputs": {
         "hyprland-protocols": [

flake.nix

@@ -44,13 +44,14 @@
       url = "github:polygon/audio.nix";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    nix-minecraft.url = "github:Infinidoge/nix-minecraft";
+    nix-minecraft.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   outputs = {
     self,
     nixpkgs,
     nixpkgs-unstable,
-    disko,
     nixos-hardware,
     home-manager,
     nixos-cosmic,
@@ -77,6 +78,8 @@
           ({...}: {nixpkgs.config.allowUnfree = true;})
           nixos-hardware.nixosModules.msi-b550-a-pro
           inputs.sops-nix.nixosModules.sops
+          inputs.nix-minecraft.overlay
+          inputs.nix-minecraft.nixosModules.minecraft-servers
           ./modules
           ./hosts/comfy-station/configuration.nix
         ];
@@ -93,6 +96,7 @@
               overlay-unstable
               self.overlays.default
               audio.overlays.default
+              inputs.nix-minecraft.overlay
             ];
           })
           ({...}: {
@@ -108,6 +112,7 @@
           nixos-hardware.nixosModules.lenovo-thinkpad-t14-amd-gen1
           inputs.sops-nix.nixosModules.sops
           nixos-cosmic.nixosModules.default
+          inputs.nix-minecraft.nixosModules.minecraft-servers
           ./fixes/plasma-fix.nix
           ./modules
           ./hosts/monolith/configuration.nix
@@ -120,10 +125,18 @@
           isHM = false;
         };
         modules = [
-          ({...}: {nixpkgs.overlays = [overlay-unstable self.overlays.default audio.overlays.default];})
+          ({...}: {
+            nixpkgs.overlays = [
+              overlay-unstable
+              self.overlays.default
+              audio.overlays.default
+              inputs.nix-minecraft.overlay
+            ];
+          })
           ({...}: {nixpkgs.config.allowUnfree = true;})
           inputs.sops-nix.nixosModules.sops
           inputs.disko.nixosModules.disko
+          inputs.nix-minecraft.nixosModules.minecraft-servers
           ./modules
           ./hosts/harbor/configuration.nix
         ];

modules/default.nix

@@ -31,6 +31,7 @@
       ./services/gitea-instance.nix
       ./services/gotify-instance.nix
       ./services/kdeconnect.nix
+      ./services/minecraft-server
       ./services/nextcloud-instance.nix
       ./services/virt-manager.nix
     ]

modules/services/minecraft-server/default.nix

@@ -0,0 +1,39 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  cfg = config.hive.services.minecraft-server;
+
+  modpack = pkgs.callPackage ./loadCurseForge.nix {
+    url = "https://mediafilez.forgecdn.net/files/7765/203/BMC3_Server_Pack_v44.zip";
+    hash = "";
+  };
+
+  mcVersion = modpack.variables.MINECRAFT_VERSION;
+  loader = lib.toLower modpack.variables.MODLOADER;
+  loaderVersion = modpack.variables.MODLOADER_VERSION;
+  serverVersion = lib.replaceStrings ["."] ["_"] "${loader}-${mcVersion}";
+in {
+  options.hive.services.minecraft-server = {
+    enable = lib.mkEnableOption "Enable BMC3 server";
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.minecraft-servers.servers.bmc3 =
+      {
+        enable = true;
+        eula = true;
+      }
+      # Prevent download of modpack if not enabled
+      // (lib.optionalAttrs cfg.enable {
+        package = pkgs."${loader}Servers".${serverVersion}.override {inherit loaderVersion;};
+        jvmOpts = modpack.variables.JAVA_ARGS;
+        symlinks = {
+          "mods" = modpack.mods;
+          "config" = modpack.config;
+        };
+      });
+  };
+}

modules/services/minecraft-server/loadCurseForge.nix

@@ -0,0 +1,36 @@
+{
+  url ? null,
+  hash ? null,
+  pkgs,
+  lib,
+  ...
+}: let
+  modpack = pkgs.fetchzip {
+    inherit url hash;
+    stripRoot = false;
+  };
+
+  variablesStr = builtins.readFile "${modpack}/variables.txt";
+  variableLines =
+    builtins.filter (l: l != "" && (lib.strings.elemAt (lib.stringToCharacters l) 0) != "#")
+    (lib.strings.splitString "\n" variablesStr);
+
+  stripQuotes = s:
+    if builtins.match "^\".*\"$" s != null
+    then builtins.substring 1 (builtins.stringLength s - 2) s
+    else s;
+
+  parseLine = line: let
+    parts = lib.strings.splitString "=" line;
+  in {
+    name = builtins.elemAt parts 0;
+    value = stripQuotes (builtins.concatStringsSep "=" (builtins.tail parts));
+  };
+
+  variables = builtins.listToAttrs (map parseLine variableLines);
+in {
+  inherit variables;
+  root = modpack;
+  mods = "${modpack}/mods";
+  config = "${modpack}/config";
+}