gram:build

> ./nixos/package/xcaddy.nix

Lenses
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# https://mdleom.com/blog/2021/12/27/caddy-plugins-nixos/
{ pkgs, config, plugins, ... }: with pkgs; stdenv.mkDerivation rec {
  pname = "caddy";
  # https://github.com/NixOS/nixpkgs/issues/113520
  version = "latest";
  dontUnpack = true;

  nativeBuildInputs = [ git go xcaddy ];

  configurePhase = ''
    export GOCACHE=$TMPDIR/go-cache
    export GOPATH="$TMPDIR/go"
  '';

  buildPhase = let
    pluginArgs = lib.concatMapStringsSep " " (plugin: "--with ${plugin}") plugins;
  in ''
    runHook preBuild
    ${xcaddy}/bin/xcaddy build latest ${pluginArgs}
    runHook postBuild
  '';

  installPhase = ''
    runHook preInstall
    mkdir -p $out/bin
    mv caddy $out/bin
    runHook postInstall
  '';
}