From 86ccf1964b5e30ead1b5f0d8ad376f9aa655d684 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Wed, 2 Nov 2022 00:15:19 +0100
Subject: tmpfs-root system-profile

---
 system-profiles/nfsroot.nix    | 11 +++++------
 system-profiles/tmpfs-root.nix | 12 ++++++++++++
 2 files changed, 17 insertions(+), 6 deletions(-)
 create mode 100644 system-profiles/tmpfs-root.nix

(limited to 'system-profiles')

diff --git a/system-profiles/nfsroot.nix b/system-profiles/nfsroot.nix
index 92cf98de..ab028de3 100644
--- a/system-profiles/nfsroot.nix
+++ b/system-profiles/nfsroot.nix
@@ -1,10 +1,14 @@
-{ config, pkgs, lib, flakeInputs, ... }:
+{ config, pkgs, lib, flake, flakeInputs, ... }:
 
 with lib;
 
 let
   cfg = config.nfsroot;
 in {
+  imports = with flake.nixosModules.systemProfiles; [
+    tmpfs-root
+  ];
+
   options = {
     nfsroot = {
       storeDevice = mkOption {
@@ -34,11 +38,6 @@ in {
           then []
           else [ pkgs.grub2 pkgs.syslinux ]);
 
-    fileSystems."/" = mkImageMediaOverride
-      { fsType = "tmpfs";
-        options = [ "mode=0755" ];
-      };
-
     # In stage 1, mount a tmpfs on top of /nix/store (the squashfs
     # image) to make this a live CD.
     fileSystems."/nix/.ro-store" = mkImageMediaOverride
diff --git a/system-profiles/tmpfs-root.nix b/system-profiles/tmpfs-root.nix
new file mode 100644
index 00000000..d0b3be76
--- /dev/null
+++ b/system-profiles/tmpfs-root.nix
@@ -0,0 +1,12 @@
+{ ... }: {
+  config = {
+    fileSystems."/" = {
+      fsType = "tmpfs";
+      options = [ "mode=0755" ];
+    };
+
+    security.sudo.extraConfig = ''
+      Defaults lecture = never
+    '';
+  };
+}
-- 
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