| /* |
| Copyright 2018 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 volume |
| |
| import ( |
| "k8s.io/api/core/v1" |
| "k8s.io/apimachinery/pkg/api/resource" |
| "k8s.io/apimachinery/pkg/types" |
| ) |
| |
| type noopExpandableVolumePluginInstance struct { |
| spec *Spec |
| } |
| |
| var _ ExpandableVolumePlugin = &noopExpandableVolumePluginInstance{} |
| |
| func (n *noopExpandableVolumePluginInstance) ExpandVolumeDevice(spec *Spec, newSize resource.Quantity, oldSize resource.Quantity) (resource.Quantity, error) { |
| return newSize, nil |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) Init(host VolumeHost) error { |
| return nil |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) GetPluginName() string { |
| return n.spec.KubeletExpandablePluginName() |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) GetVolumeName(spec *Spec) (string, error) { |
| return n.spec.Name(), nil |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) CanSupport(spec *Spec) bool { |
| return true |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) RequiresRemount() bool { |
| return false |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) NewMounter(spec *Spec, podRef *v1.Pod, opts VolumeOptions) (Mounter, error) { |
| return nil, nil |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) NewUnmounter(name string, podUID types.UID) (Unmounter, error) { |
| return nil, nil |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) ConstructVolumeSpec(volumeName, mountPath string) (*Spec, error) { |
| return n.spec, nil |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) SupportsMountOption() bool { |
| return true |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) SupportsBulkVolumeVerification() bool { |
| return false |
| } |
| |
| func (n *noopExpandableVolumePluginInstance) RequiresFSResize() bool { |
| return true |
| } |