with import <nixpkgs> {};
let
  master = {
    node.name = "k1-0";
    node.address = "10.1.30.100";
    features.k8s.master.enable = true;
    imports = [ ./cluster.nix ./hw/k1-0.nix ];
  };

  nodes = [
    { name = "k1-1"; address = "10.1.30.101"; }
    { name = "k1-2"; address = "10.1.30.102"; }
    { name = "k1-3"; address = "10.1.30.103"; }
  ];

  mkNode = x: {
    "${x.name}" = {
      node.name = x.name;
      node.address = x.address;
      imports = [ ./cluster.nix  (./hw + "/${x.name}.nix") ];
    };
  };

in
  builtins.foldl' (a: x: a // mkNode x) {
    "${master.node.name}" = master;
  } nodes