func NewGetClusterReqHandler(pm p2pcommon.PeerManager, peer p2pcommon.RemotePeer, logger *log.Logger, actor p2pcommon.ActorService, consAcc consensus.ConsensusAccessor) *getClusterRequestHandler {
    ph := &getClusterRequestHandler{
        BaseMsgHandler: BaseMsgHandler{protocol: p2pcommon.GetClusterRequest, pm: pm, peer: peer, actor: actor, logger: logger},
        consAcc:        consAcc,
    }