support unencrypted disk provisioning

nix/os/devices/default.nix

@@ -1,16 +1,23 @@
-{ pkgs ? import <channels-nixos-stable> {}
+{ dir
+, pkgs ? import <channels-nixos-stable> {}
 , ownLib ? import ../lib/default.nix { }
-, dir
-, rebuildarg
-, moreargs ? ""
-, diskId ? (import ((builtins.getEnv "PWD")+"/${dir}/hw.nix") {}).hardware.encryptedDisk.diskId
 , gitRoot ? "$(git rev-parse --show-toplevel)"
-, previousDiskId ? ""
-}:
+
+# FIXME: why do these need explicit mentioning?
+, moreargs ? null
+, rebuildarg ? ""
+, ...
+} @ args :
 
 let
   rebuildargsSudo = [ "switch" "boot" ];
-  rebuild = pkgs.writeScript "script" ''
+  rebuild = {
+    rebuildarg
+    , gitRoot
+    , moreargs ? null
+
+    , ...
+  }: pkgs.writeScript "script" ''
     #!/usr/bin/env bash
     set -xe
 
@@ -35,6 +42,7 @@ let
 
 in {
   recipes = {
-    inherit rebuild;
-  } // (import ./disk.nix { inherit pkgs ownLib dir rebuildarg moreargs diskId gitRoot previousDiskId; });
+    rebuild = rebuild { inherit gitRoot; inherit (args) rebuildarg moreargs; };
+  } // (import ./disk.nix (args // { inherit pkgs ownLib gitRoot; }))
+  ;
 }