flake.nix

@@ -58,9 +58,9 @@
         system = "x86_64-linux";
         modules = [
           ./parsons/configuration.nix
-          ./modules/buildinfo.nix
           sops-nix.nixosModules.sops
           { nixpkgs.pkgs = pkgs; }
+          { environment.etc."haccfiles".source = self.outPath; }
         ];
         specialArgs = {
           sources = inputs;

modules/buildinfo.nix

@@ -1,30 +0,0 @@
-{ config, lib, pkgs, sources, ... }:
-
-let
-  self = sources.self;
-  slice = string: start: length: with lib;
-    strings.concatStrings
-      (lists.take length
-        (lists.drop start
-          (strings.stringToCharacters string)));
-
-  formatDate = date:
-    let
-      year = slice date 0 4;
-      month = slice date 4 2;
-      day = slice date 6 2;
-      hour = slice date 8 2;
-      minute = slice date 10 2;
-      second = slice date 12 2;
-    in
-      "${year}-${month}-${day} ${hour}:${minute}:${second} UTC";
-in
-{
-  system.nixos.label = "${config.system.nixos.release}-haccfiles-${self.shortRev or self.dirtyShortRev}";
-  users.motd = ''
-    Welcome to ${config.networking.hostName}, running NixOS ${config.system.nixos.release}!
-    Built from haccfiles ${self.rev or self.dirtyRev}.
-    Last commit was at ${formatDate self.lastModifiedDate}.
-    ${if self ? dirtyRev then "\nPlease remember to commit your changes.\n" else ""}
-  '';
-}

websites/docs.hacc.space/default.nix

@@ -1,17 +1,23 @@
-{ copyPathToStore, stdenvNoCC, zola, writeScriptBin }:
+{ stdenvNoCC, zola, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "docs.hacc.space-static";
 
-  src = ./.;
-  content = copyPathToStore ../../docs;
+  # HINT: this is cursed. Nix flakes have no optimisation to deal with ${./.},
+  # so we wind up having to do this to make the symlink to content/ work.
+  # (we still need to manually adjust it — but at least this way we can find
+  # its target without further hoops)
+  #
+  # This does also mean we now copy the entire flake into the Nix store twice.
+  # Yay for flakes!
+  src = "${../../.}/websites/docs.hacc.space";
 
   phases = [ "buildPhase" ];
   buildInputs = [ zola ];
   buildPhase = ''
     cp -r $src/* .
     rm content
-    ln -s $content content
+    ln -s $src/../../docs content
     zola build --output-dir $out
   '';