From 955a973825f333dafe4cd226239507501b0808cc Mon Sep 17 00:00:00 2001
From: Kenny Ballou <kballou@devnulllabs.io>
Date: Mon, 19 Oct 2020 16:12:28 -0600
Subject: system/nix: add some nix configurations

enable automatic garbage collection and add wheel users to trusted nix
users.

Signed-off-by: Kenny Ballou <kballou@devnulllabs.io>
---
 system/nix.nix | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 system/nix.nix

(limited to 'system')

diff --git a/system/nix.nix b/system/nix.nix
new file mode 100644
index 0000000..7d8971d
--- /dev/null
+++ b/system/nix.nix
@@ -0,0 +1,16 @@
+{ config, pkgs, ... }:
+{
+  nix = {
+    trustedUsers = [ "@wheel" ];
+    daemonIONiceLevel = 3;
+    daemonNiceLevel = 17;
+    gc = {
+      automatic = true;
+      options = "--delete-older-than 14d";
+    };
+    optimise = {
+      automatic = true;
+      dates = [ "Sun 03:45" ];
+    };
+  };
+}
-- 
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