mirror of https://github.com/k3s-io/k3s
45 lines
1.4 KiB
Go
45 lines
1.4 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package persistentvolume
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import (
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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api "k8s.io/kubernetes/pkg/apis/core"
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"k8s.io/kubernetes/pkg/features"
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)
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// DropDisabledFields removes disabled fields from the pv spec.
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// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a pv spec.
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func DropDisabledFields(pvSpec *api.PersistentVolumeSpec, oldPVSpec *api.PersistentVolumeSpec) {
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if !utilfeature.DefaultFeatureGate.Enabled(features.ExpandCSIVolumes) && !hasExpansionSecrets(oldPVSpec) {
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if pvSpec.CSI != nil {
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pvSpec.CSI.ControllerExpandSecretRef = nil
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}
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}
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}
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func hasExpansionSecrets(oldPVSpec *api.PersistentVolumeSpec) bool {
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if oldPVSpec == nil || oldPVSpec.CSI == nil {
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return false
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}
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if oldPVSpec.CSI.ControllerExpandSecretRef != nil {
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return true
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}
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return false
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}
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