remove black_list module

cluster/cluster_impl/base_cluster_invoker.go

@@ -129,12 +129,10 @@ func (invoker *baseClusterInvoker) doSelectInvoker(lb cluster.LoadBalance, invoc
 	if len(invokers) == 0 {
 		return nil
 	}
-	invoker.getServiceHealthState().TryRefreshBlackList()
 	if len(invokers) == 1 {
 		if invokers[0].IsAvailable() {
 			return invokers[0]
 		}
-		invoker.getServiceHealthState().SetInvokerUnhealthyStatus(invokers[0])
 		logger.Errorf("the invokers of %s is nil. ", invokers[0].GetURL().ServiceKey())
 		return nil
 	}
@@ -143,7 +141,6 @@ func (invoker *baseClusterInvoker) doSelectInvoker(lb cluster.LoadBalance, invoc
 
 	//judge if the selected Invoker is invoked and available
 	if (!selectedInvoker.IsAvailable() && invoker.availablecheck) || isInvoked(selectedInvoker, invoked) {
-		invoker.getServiceHealthState().SetInvokerUnhealthyStatus(selectedInvoker)
 		otherInvokers := getOtherInvokers(invokers, selectedInvoker)
 		// do reselect
 		for i := 0; i < 5; i++ {
@@ -159,7 +156,6 @@ func (invoker *baseClusterInvoker) doSelectInvoker(lb cluster.LoadBalance, invoc
 			if !reselectedInvoker.IsAvailable() {
 				logger.Infof("the invoker of %s is not available, maybe some network error happened or the server is shutdown.",
 					invoker.GetURL().Ip)
-				invoker.getServiceHealthState().SetInvokerUnhealthyStatus(reselectedInvoker)
 				otherInvokers = getOtherInvokers(otherInvokers, reselectedInvoker)
 				continue
 			}