vendor update for CSI 0.3.0

vendor/k8s.io/kubernetes/pkg/scheduler/cache/util.go

@@ -0,0 +1,39 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cache
+
+import "k8s.io/api/core/v1"
+
+// CreateNodeNameToInfoMap obtains a list of pods and pivots that list into a map where the keys are node names
+// and the values are the aggregated information for that node.
+func CreateNodeNameToInfoMap(pods []*v1.Pod, nodes []*v1.Node) map[string]*NodeInfo {
+	nodeNameToInfo := make(map[string]*NodeInfo)
+	for _, pod := range pods {
+		nodeName := pod.Spec.NodeName
+		if _, ok := nodeNameToInfo[nodeName]; !ok {
+			nodeNameToInfo[nodeName] = NewNodeInfo()
+		}
+		nodeNameToInfo[nodeName].AddPod(pod)
+	}
+	for _, node := range nodes {
+		if _, ok := nodeNameToInfo[node.Name]; !ok {
+			nodeNameToInfo[node.Name] = NewNodeInfo()
+		}
+		nodeNameToInfo[node.Name].SetNode(node)
+	}
+	return nodeNameToInfo
+}