From 76b3b07e7329be637b37f92e767595143d3b03fa Mon Sep 17 00:00:00 2001
From: Mark Nipper <nipsy@bitgnome.net>
Date: Sun, 31 Mar 2024 02:40:11 -0700
Subject: Migrate to more modular layout

---
 hosts/common/core/nix.nix | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 hosts/common/core/nix.nix

(limited to 'hosts/common/core/nix.nix')

diff --git a/hosts/common/core/nix.nix b/hosts/common/core/nix.nix
new file mode 100644
index 0000000..587bac6
--- /dev/null
+++ b/hosts/common/core/nix.nix
@@ -0,0 +1,30 @@
+{ inputs, lib, ... }:
+{
+  nix = {
+    settings = {
+      trusted-users = [ "root" "@wheel" ];
+
+      auto-optimise-store = lib.mkDefault true;
+      experimental-features = [ "nix-command" "flakes" "repl-flake" ];
+      warn-dirty = false;
+      #flake-registry = ""; # Disable global flake registry   This is a hold-over setting from Misterio77. Not sure significance but likely to do with nix.registry entry below.
+    };
+
+    # Add each flake input as a registry to make nix3 commands consistent with your flake
+    #registry = lib.mapAttrs (_: value: { flake = value; }) inputs;
+
+    # Add nixpkgs input to NIX_PATH
+    # This lets nix2 commands still use <nixpkgs>
+    #nixPath = [ "nixpkgs=${inputs.nixpkgs.outPath}" ];
+
+    # Garbage Collection
+    gc = {
+      automatic = true;
+      dates = "weekly";
+      randomizedDelaySec = "14m";
+      # Keep the last 2 generations
+      options = "--delete-older-than +2";
+    };
+
+  };
+}
-- 
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