Merge pull request kosmos-io#670 from qiuming520/release-0.4.0

Cherry-Pick: fix instance rescheduler fail by volumeBindingNodeConflict in one2on mode

Author: duanmengkk

pkg/clustertree/cluster-manager/utils/leaf_model_handler.go

@@ -244,6 +244,7 @@ func (h ClassificationHandler) CreateRootNode(ctx context.Context, listenPort in
 	if h.leafMode == ALL {
 		nodeNameInRoot := fmt.Sprintf("%s%s", utils.KosmosNodePrefix, cluster.Name)
 		nodeInRoot, err := createNode(ctx, h.RootClientset, cluster.Name, nodeNameInRoot, gitVersion, listenPort)
+		nodeInRoot.Annotations[nodeMode] = "one2cluster"
 		if err != nil {
 			return nil, nil, err
 		}
@@ -265,6 +266,10 @@ func (h ClassificationHandler) CreateRootNode(ctx context.Context, listenPort in
 			if err != nil {
 				return nil, nil, err
 			}
+			if h.leafMode == Party {
+				nodeInRoot.Annotations[nodeMode] = "one2party"
+			}
+
 			nodes = append(nodes, nodeInRoot)
 			leafNodeSelectors[nodeNameInRoot] = leafModel.NodeSelector
 		}

pkg/clustertree/cluster-manager/utils/leaf_resource_manager.go

@@ -24,7 +24,8 @@ var (
 type LeafMode int
 
 const (
-	ALL LeafMode = iota
+	nodeMode          = "leafNodeMode"
+	ALL      LeafMode = iota
 	Node
 	Party
 )

pkg/scheduler/lifted/plugins/leafnodevolumebinding/leafnode_volume_binding.go

@@ -42,6 +42,7 @@ import (
 
 const (
 	stateKey framework.StateKey = Name
+	nodeMode                    = "leafNodeMode"
 )
 
 // the state is initialized in PreFilter phase. because we save the pointer in
@@ -197,15 +198,22 @@ func (pl *VolumeBinding) Filter(_ context.Context, cs *framework.CycleState, pod
 		return framework.NewStatus(framework.Error, "node not found")
 	}
 
-	if helpers.HasLeafNodeTaint(node) {
-		return nil
-	}
-
 	state, err := getStateData(cs)
 	if err != nil {
 		return framework.AsStatus(err)
 	}
 
+	if helpers.HasLeafNodeTaint(node) {
+		if cluster, ok := node.Annotations[nodeMode]; ok && cluster == "one2cluster" {
+			klog.V(5).InfoS("This is one2cluster ", "pod", klog.KObj(pod), "node", klog.KObj(node))
+			return nil
+		} else {
+			if len(state.boundClaims) <= 0 {
+				return nil
+			}
+		}
+	}
+
 	if state.skip {
 		return nil
 	}