| /* |
| 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 flexvolume |
| |
| import ( |
| "k8s.io/apimachinery/pkg/api/resource" |
| "k8s.io/klog" |
| "k8s.io/kubernetes/pkg/volume" |
| "k8s.io/kubernetes/pkg/volume/util" |
| ) |
| |
| type expanderDefaults struct { |
| plugin *flexVolumePlugin |
| } |
| |
| func newExpanderDefaults(plugin *flexVolumePlugin) *expanderDefaults { |
| return &expanderDefaults{plugin} |
| } |
| |
| func (e *expanderDefaults) ExpandVolumeDevice(spec *volume.Spec, newSize resource.Quantity, oldSize resource.Quantity) (resource.Quantity, error) { |
| klog.Warning(logPrefix(e.plugin), "using default expand for volume ", spec.Name(), ", to size ", newSize, " from ", oldSize) |
| return newSize, nil |
| } |
| |
| // the defaults for ExpandFS return a generic resize indicator that will trigger the operation executor to go ahead with |
| // generic filesystem resize |
| func (e *expanderDefaults) ExpandFS(spec *volume.Spec, devicePath, deviceMountPath string, _, _ resource.Quantity) error { |
| klog.Warning(logPrefix(e.plugin), "using default filesystem resize for volume ", spec.Name(), ", at ", devicePath) |
| _, err := util.GenericResizeFS(e.plugin.host, e.plugin.GetPluginName(), devicePath, deviceMountPath) |
| return err |
| } |