Files
kubernetes/pkg/api/persistentvolume/util.go
Humble Chirammal c009667c6c deprecate CephFS plugin from available in-tree drivers.
https://groups.google.com/a/kubernetes.io/g/dev/c/g8rwL-qnQhk
based on above, the consensus was to start the deprecation in v1.28.

This commit start the deprecation process of CephFS plugin from
in-tree drivers.

Signed-off-by: Humble Chirammal <humble.devassy@gmail.com>
2023-06-05 23:26:43 +05:30

89 lines
2.9 KiB
Go

/*
Copyright 2017 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 (
"fmt"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/validation/field"
utilfeature "k8s.io/apiserver/pkg/util/feature"
nodeapi "k8s.io/kubernetes/pkg/api/node"
api "k8s.io/kubernetes/pkg/apis/core"
"k8s.io/kubernetes/pkg/features"
)
const (
deprecatedStorageClassAnnotationsMsg = `deprecated since v1.8; use "storageClassName" attribute instead`
)
// DropDisabledFields removes disabled fields from the pv spec.
// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a pv spec.
func DropDisabledFields(pvSpec *api.PersistentVolumeSpec, oldPVSpec *api.PersistentVolumeSpec) {
if !utilfeature.DefaultFeatureGate.Enabled(features.CSINodeExpandSecret) && !hasNodeExpansionSecrets(oldPVSpec) {
if pvSpec.CSI != nil {
pvSpec.CSI.NodeExpandSecretRef = nil
}
}
}
func hasNodeExpansionSecrets(oldPVSpec *api.PersistentVolumeSpec) bool {
if oldPVSpec == nil || oldPVSpec.CSI == nil {
return false
}
if oldPVSpec.CSI.NodeExpandSecretRef != nil {
return true
}
return false
}
func GetWarningsForPersistentVolume(pv *api.PersistentVolume) []string {
if pv == nil {
return nil
}
return warningsForPersistentVolumeSpecAndMeta(nil, &pv.Spec, &pv.ObjectMeta)
}
func warningsForPersistentVolumeSpecAndMeta(fieldPath *field.Path, pvSpec *api.PersistentVolumeSpec, pvMeta *metav1.ObjectMeta) []string {
var warnings []string
if _, ok := pvMeta.Annotations[api.BetaStorageClassAnnotation]; ok {
warnings = append(warnings,
fmt.Sprintf(
"%s: %s",
fieldPath.Child("metadata", "annotations").Key(api.BetaStorageClassAnnotation),
deprecatedStorageClassAnnotationsMsg,
),
)
}
if pvSpec.NodeAffinity != nil && pvSpec.NodeAffinity.Required != nil {
termFldPath := fieldPath.Child("spec", "nodeAffinity", "required", "nodeSelectorTerms")
// use of deprecated node labels in node affinity
for i, term := range pvSpec.NodeAffinity.Required.NodeSelectorTerms {
warnings = append(warnings, nodeapi.GetWarningsForNodeSelectorTerm(term, termFldPath.Index(i))...)
}
}
// If we are on deprecated volume plugin
if pvSpec.CephFS != nil {
warnings = append(warnings, fmt.Sprintf("%s: deprecated in v1.28, non-functional in v1.31+", fieldPath.Child("spec", "persistentVolumeSource").Child("cephfs")))
}
return warnings
}