anchor.diff:                  FilterUndefined(Key);
               _ -> {Node, json_parser:get_value(Key, DescriptionFile, "/")}
           end
  -    end, Nodes).+    end, Nodes).
  +
  +
  +set_cookies(NodesWithCookies) ->
  +    lists:foreach(fun({N, C}) ->
  +        erlang:set_cookie(N, C)
  +    end, NodesWithCookies).
positive.code:                 end, Apps
              ),
  
              os:cmd("echo nameserver " ++ atom_to_list(Dns) ++ " > /etc/resolv.conf"),
  
              ping_nodes(AllNodesWithCookies),
              global:sync(),
              load_modules(AllNodesWithCookies, [TestModule, test_utils | LoadModules]),
  
              lists:append([
                  ConfigWithPaths,
  
negative.code:             global:register_name(?CLEANING_PROC_NAME, self()),
              global:sync(),
  
              AllNodes = lists:flatmap(
                  fun({AppName, ConfigName}) ->
                      Nodes = ?config(ConfigName, Config),
  
                      %% stop applications                     
                      lists:foreach(fun(N) ->
                          ok = rpc:call(N, application, stop, [AppName])
                      end, Nodes),
  
                      Nodes
                  end, Apps
              ),
  
              lists:foreach(fun(_N) ->
                  receive
                      {app_ended, CoverNode, FileData} ->
                          {Mega, Sec, Micro} = os:timestamp(),
  