From 3dda6367b1dbc0b6a633eeef0f6f2f9cf379118d Mon Sep 17 00:00:00 2001
From: truxnell <19149206+truxnell@users.noreply.github.com>
Date: Tue, 19 Mar 2024 12:41:40 +1100
Subject: [PATCH] feat: add nvd diff to all builds

---
 nixos/hosts/common/nixos/nix.nix      | 7 +++++++
 nixos/hosts/common/nixos/packages.nix | 1 +
 2 files changed, 8 insertions(+)

diff --git a/nixos/hosts/common/nixos/nix.nix b/nixos/hosts/common/nixos/nix.nix
index c1ef9f3..e790933 100644
--- a/nixos/hosts/common/nixos/nix.nix
+++ b/nixos/hosts/common/nixos/nix.nix
@@ -1,5 +1,6 @@
 { inputs
 , lib
+, pkgs
 , ...
 }: {
   nix = {
@@ -13,4 +14,10 @@
       options = "--delete-older-than 5d";
     };
   };
+
+  # Enable printing changes on nix build etc with nvd
+  system.activationScripts.report-changes = ''
+    PATH=$PATH:${lib.makeBinPath [ pkgs.nvd pkgs.nix ]}
+    nvd diff $(ls -dv /nix/var/nix/profiles/system-*-link | tail -2)
+  '';
 }
diff --git a/nixos/hosts/common/nixos/packages.nix b/nixos/hosts/common/nixos/packages.nix
index 12bb716..c0c556c 100644
--- a/nixos/hosts/common/nixos/packages.nix
+++ b/nixos/hosts/common/nixos/packages.nix
@@ -14,6 +14,7 @@
     dnsutils
     nvd
     gh
+    nix
 
     # TODO Move
     nil