add deprecated warning for node beta labels in pv/sc/rc/csi storage capacity

- (pv) deprecated label using warning for node affinity
- (storageclass)  deprecated node labels: allowedTopologies.matchLabelExpressions.key
- (CSIStorageCapacity) deprecated node labels
- (RuntimeClass) deprecated node labels

pkg/api/node/util.go

@@ -0,0 +1,48 @@
+/*
+Copyright 2022 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 persistentvolume
+
+import (
+	"context"
+	"fmt"
+
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	"k8s.io/kubernetes/pkg/apis/node"
+)
+
+var DeprecatedNodeLabels = map[string]string{
+	`beta.kubernetes.io/arch`:                  `deprecated since v1.14; use "kubernetes.io/arch" instead`,
+	`beta.kubernetes.io/os`:                    `deprecated since v1.14; use "kubernetes.io/os" instead`,
+	`failure-domain.beta.kubernetes.io/region`: `deprecated since v1.17; use "topology.kubernetes.io/region" instead`,
+	`failure-domain.beta.kubernetes.io/zone`:   `deprecated since v1.17; use "topology.kubernetes.io/zone" instead`,
+	`beta.kubernetes.io/instance-type`:         `deprecated since v1.17; use "node.kubernetes.io/instance-type" instead`,
+}
+
+func GetWarningsForRuntimeClass(ctx context.Context, rc *node.RuntimeClass) []string {
+	var warnings []string
+
+	if rc != nil {
+		// use of deprecated node labels in scheduling's node affinity
+		for key, _ := range rc.Scheduling.NodeSelector {
+			if msg, deprecated := DeprecatedNodeLabels[key]; deprecated {
+				warnings = append(warnings, fmt.Sprintf("%s: %s", field.NewPath("scheduling", "nodeSelector"), msg))
+			}
+		}
+	}
+
+	return warnings
+}