ldsalkjdsalkjdsalkj

pkgs/mk-nspawn-setup/default.nix

@@ -0,0 +1,32 @@
+{ lib
+, pkgs
+}:
+
+# this assumes github:tfc/nspawn-nixos nspawn-tarball.nix is mixed into it
+nixosConfiguration:
+
+let
+
+  hostname = nixosConfiguration.config.networking.hostName;
+  inherit (nixosConfiguration.config.nixpkgs) system;
+
+  setup = pkgs.substituteAll {
+    src = ./setup-nspawn.sh;
+    isExecutable = true;
+    inherit hostname;
+  };
+
+  inherit (nixosConfiguration.config.system.build) tarball;
+
+in
+
+pkgs.runCommandNoCC "nspawn-setup-${hostname}.sh" {
+  nativeBuildInputs = with pkgs; [ makeself ];
+} ''
+  mkdir -p archive/
+  ln -s ${setup} archive/setup.sh
+  ln -s ${tarball}/tarball/nixos-system-${system}.tar.xz archive/nixos-${hostname}.tar.xz
+
+  echo tarball: ${tarball}
+  makeself --nocomp --follow archive/ $out "setup-nixos-nspawn-${hostname}" ./setup.sh
+''