factorio server

fili/services/factorio.nix

@@ -0,0 +1,104 @@
+{lib, pkgs, config, ...}: let
+  factorioVersion = version: sha: pkgs.factorio-headless.overrideAttrs (_: {
+    inherit version;
+    src = pkgs.fetchurl {
+      url = "https://factorio.com/get-download/${version}/headless/linux64";
+      name = "factorio-headless-${version}.tar.xz";
+      sha256 = sha;
+    };
+  });
+  getMods = modDir: let
+    modList = lib.pipe modDir [
+      builtins.readDir
+      (lib.filterAttrs (k: v: v == "regular"))
+      (lib.mapAttrsToList (k: v: k))
+      (builtins.filter (lib.hasSuffix ".zip"))
+    ];
+    validPath = modFileName:
+      builtins.path {
+        path = modDir + "/${modFileName}";
+        name = lib.strings.sanitizeDerivationName modFileName;
+      };
+    modToDrv = modFileName:
+      pkgs.runCommand "copy-factorio-mods" {} ''
+        mkdir $out
+        ln -s '${validPath modFileName}' $out/'${modFileName}'
+      ''
+      // { deps = []; };
+    in
+    builtins.map modToDrv modList;
+  factorioContainer = name: factorio-config: {
+    "factorio-${name}" = {
+      autoStart = true;
+      bindMounts = {
+        "/var/lib/factorio" = {
+          hostPath = "/factorio/${name}";
+          isReadOnly = false;
+        };
+        "/run/secrets" = {
+          hostPath = "/run/secrets";
+          isReadOnly = true;
+        };
+        "/etc/resolv.conf" = {
+          hostPath = "/etc/resolv.conf";
+          isReadOnly = true;
+        };
+      };
+      privateUsers = "no";
+
+      config = { config, pkgs, lib, ... }: {
+        systemd.services.factorio.serviceConfig.User = "factorio";
+        services.factorio = factorio-config // {
+          enable = true;
+          openFirewall = true;
+
+          game-name = name;
+          saveName = name;
+          stateDirName = "factorio";
+        };
+
+        nixpkgs.config = {
+          allowUnfree = true;
+        };
+
+        system.stateVersion = "23.11";
+
+        networking = {
+          firewall.enable = false;
+        };
+      };
+    };
+  };
+in
+{
+  users.groups.factorio = { };
+  users.users.factorio = {
+    isSystemUser = true;
+    group = "factorio";
+    extraGroups = [ "storage" ];
+  };
+
+  sops.secrets.factorio = {
+    sopsFile = ../../secrets/factorio.json;
+    format = "json";
+    key = "";
+    owner = "factorio";
+  };
+
+  containers = factorioContainer "tawney" {
+    autosave-interval = 20;
+    admins = [ "jonay2000" "computerdruid" "pineapple" ];
+    extraSettingsFile = config.sops.secrets.factorio.path;
+    # mods = getMods ../../factorio-mods/tawney;
+    package = factorioVersion "2.0.66" "sha256-8bOXbqzE4jOADTmdkABsNW+jZvXWQ0HFBMlcDLoyHAY=";
+    port = 20001;
+  }
+  // factorioContainer "snek" {
+    autosave-interval = 20;
+    admins = [ "jonay2000" "computerdruid" "pineapple" ];
+    extraSettingsFile = config.sops.secrets.factorio.path;
+    mods = getMods ../../factorio-mods/snek;
+    package = factorioVersion "2.0.66" "sha256-8bOXbqzE4jOADTmdkABsNW+jZvXWQ0HFBMlcDLoyHAY=";
+    port = 20002;
+  };
+}