let
  krops = builtins.fetchGit {
    url = https://cgit.krebsco.de/krops/;
  };

  lib = import "${krops}/lib";
  pkgs = import "${krops}/pkgs" {};
  source = name:
    lib.evalSource [
      {
        machine-config.file = toString ./.;
      }
    ];

  command = targetPath: ''
    nix-shell -p git --run '
      nix build -v '${targetPath}/machine-config#nixosConfigurations.$(hostname).config.system.build.toplevel' && \
      nixos-rebuild switch -v --show-trace --flake ${targetPath}/machine-config
      '
  '';

  createHost = name: target:
    pkgs.krops.writeCommand "deploy-${name}" {
      inherit command;
      source = source name;
      target = target;
    };
in rec {
  # Deployments

  # Run with:
  # nix-build ./krops.nix -A loki && ./result

  loki = createHost "loki" "root@loki";
  drone = createHost "drone" "root@10.0.0.202";
  proxy = createHost "proxy" "root@10.0.0.251";
}