2022-12-17

1 files changed, 39 insertions, 0 deletions

diff --git a/modules/nixos/common/nix.nix b/modules/nixos/common/nix.nix
new file mode 100644
index 0000000..07136a0
--- /dev/null
+++ b/modules/nixos/common/nix.nix
@@ -0,0 +1,39 @@
+{
+  config,
+  inputs,
+  lib,
+  this,
+  ...
+}:
+with lib; let
+  cfg = config.nixfiles.modules.common.nix;
+in {
+  options.nixfiles.modules.common.nix.allowedUnfreePackages = mkOption {
+    description = "A list of allowed unfree packages.";
+    type = with types; listOf str;
+    default = [];
+  };
+
+  config = {
+    nix.settings.trusted-users = ["@wheel"];
+
+    nixpkgs = {
+      config.allowUnfreePredicate = p: elem (getName p) cfg.allowedUnfreePackages;
+
+      overlays = with inputs; [
+        agenix.overlay
+        # nix-minecraft-servers.overlays.default
+        xmonad-ng.overlays.default
+      ];
+    };
+
+    system.stateVersion = with builtins;
+      head (split "\n" (readFile "${inputs.nixpkgs}/.version"));
+
+    environment = {
+      sessionVariables.NIX_SHELL_PRESERVE_PROMPT = "1";
+      localBinInPath = true;
+      defaultPackages = [];
+    };
+  };
+}