Synnefo » snf-ganeti

      (fdefs, fgetters) = unzip selected

      live' = live && needsLiveData fgetters

  nodes <- resultT $ case wanted of

             _  -> mapM (getNode cfg) wanted

  -- runs first pass of the filter, without a runtime context; this

  -- will limit the nodes that we'll contact for runtime data

  let selected = getSelectedFields groupFieldsMap fields

      (fdefs, fgetters) = unzip selected

  groups <- case wanted of

              _  -> mapM (getGroup cfg) wanted

  -- there is no live data for groups, so filtering is much simpler

  fgroups <- filterM (\n -> evaluateFilter cfg Nothing n cfilter) groups