[%
  # Return a hash of set_name=>dispatcher_id for a given cluster set type.
  #
  # @param argv.type	The type of element we are interested in (rtp, lb)
  # @return out		The hash
-%]
[%
  out = {};

  FOREACH set IN cluster_sets.keys;
    NEXT IF (set == 'default_set' || set == 'type');

    FOREACH host IN hosts.keys.sort;
      NEXT UNLESS hosts.$host.role.grep('^' _ argv.type _ '$').size();
      FOREACH iface IN hosts.$host.interfaces;
        NEXT UNLESS hosts.$host.$iface.cluster_sets.grep('^' _ set _ '$').size();
        out.$set = cluster_sets.$set.dispatcher_id;
      END;
    END;

  END;
-%]