idk

flake.nix

@@ -5,7 +5,7 @@
   inputs.flake-utils.url = "github:numtide/flake-utils";
 
   outputs = { self, nixpkgs, flake-utils }: {
-    overlays.default = final: prev: {
+    overlays.default = final: prev: rec {
       vid = prev.stdenv.mkDerivation {
         name = "kyouma-www-vid";
         src = ./.;
@@ -26,7 +26,9 @@
         buildPhase = '''';
         installPhase = ''cp -r src $out'';
       };
-      vyosBuildScript = pkgs.writeShellScript "build-vyos" ''
+      cfg = config.services.vyosBld;
+      bldFlags = (attrsets.mapAttrsToList (flag: opt: "--" + flag + " " + opt) cfg.buildFlags);
+      vyosBuildScript = prev.writeShellScript "build-vyos" ''
         cleanup() {
           rmdir "$root"
         }
@@ -34,7 +36,7 @@
         trap cleanup EXIT
         iso_name="vyos-${cfg.buildFlags.version}-${cfg.buildFlags.architecture}.iso"
         bld_dir="$root/vyos-build"
-        docker_cmd="${pkgs.docker}/bin/docker run --rm -it --privileged -v $bld_dir:/vyos -w /vyos vyos/vyos-build:current"
+        docker_cmd="${prev.docker}/bin/docker run --rm -it --privileged -v $bld_dir:/vyos -w /vyos vyos/vyos-build:current"
 
         git clone -b current --single-branch https://github.com/vyos/vyos-build $root
         $docker_cmd sudo ./build-vyos-image ${flavor} ${builtins.concatStringsSep " " bldFlags}