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47 lines
1.9 KiB
Go
47 lines
1.9 KiB
Go
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/*
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Copyright 2019 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 plugins
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import "k8s.io/api/core/v1"
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// InTreePlugin handles translations between CSI and in-tree sources in a PV
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type InTreePlugin interface {
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// TranslateInTreeStorageClassParametersToCSI takes in-tree storage class
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// parameters and translates them to a set of parameters consumable by CSI plugin
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TranslateInTreeStorageClassParametersToCSI(scParameters map[string]string) (map[string]string, error)
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// TranslateInTreePVToCSI takes a persistent volume and will translate
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// the in-tree source to a CSI Source. The input persistent volume can be modified
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TranslateInTreePVToCSI(pv *v1.PersistentVolume) (*v1.PersistentVolume, error)
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// TranslateCSIPVToInTree takes a PV with a CSI PersistentVolume Source and will translate
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// it to a in-tree Persistent Volume Source for the in-tree volume
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// by the `Driver` field in the CSI Source. The input PV object can be modified
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TranslateCSIPVToInTree(pv *v1.PersistentVolume) (*v1.PersistentVolume, error)
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// CanSupport tests whether the plugin supports a given volume
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// specification from the API.
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CanSupport(pv *v1.PersistentVolume) bool
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// GetInTreePluginName returns the in-tree plugin name this migrates
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GetInTreePluginName() string
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// GetCSIPluginName returns the name of the CSI plugin that supersedes the in-tree plugin
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GetCSIPluginName() string
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}
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