anchor.diff:      ReqConfigFile = req_config_file(TmpDir, #dn{commonName = Domain}),
       CaConfigFile = ca_config_file(TmpDir, CADir),
   
  +    ?dump(TmpDir),
  +    ?dump(CSRFile),
  +    ?dump(ReqConfigFile),
  +    ?dump(CaConfigFile),
  +
       ?info("Creating a CSR for the Global Registry REST interface..."),
  +
  +    ?dump(ReqConfigFile),
  +    ?dump(KeyPath),
  +    ?dump(CSRFile),
   
       RequestOutput = os:cmd(["openssl req",
           " -config ", ReqConfigFile,
  
positive.code: 
      ?info("~s", [RequestOutput]),
      ?info("Signing the Global Resistry REST interface CSR..."),
  
      SigningOutput = os:cmd(["openssl ca",
          " -config ", CaConfigFile,
  
negative.code: %% @doc The underlying implementation of {@link grpca:sign_provider_req/2}.
  %% ====================================================================
  -spec sign_provider_req_imp(ProviderId :: binary(), CSRPem :: binary(),
      CaDir :: string()) -> {ok, Pem :: binary()}.
  %% ====================================================================
  sign_provider_req_imp(ProviderId, CSRPem, CaDir) ->
      TmpDir = mochitemp:mkdtemp(),
  