mirror of
https://github.com/ceph/ceph-csi.git
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Migrate from snapClient.VolumesnapshotV1alpha1Client to
snapClient.SnapshotV1alpha1Client and also update kube dependency Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal
committed by
mergify[bot]
mergify[bot]
parent
3bc6771df8
commit
22ff5c0911
208
vendor/k8s.io/csi-translation-lib/plugins/azure_disk.go
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vendored
208
vendor/k8s.io/csi-translation-lib/plugins/azure_disk.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 (
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"fmt"
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"regexp"
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"strings"
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"k8s.io/api/core/v1"
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storage "k8s.io/api/storage/v1"
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)
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const (
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// AzureDiskDriverName is the name of the CSI driver for Azure Disk
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AzureDiskDriverName = "disk.csi.azure.com"
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// AzureDiskInTreePluginName is the name of the intree plugin for Azure Disk
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AzureDiskInTreePluginName = "kubernetes.io/azure-disk"
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// Parameter names defined in azure disk CSI driver, refer to
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// https://github.com/kubernetes-sigs/azuredisk-csi-driver/blob/master/docs/driver-parameters.md
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azureDiskCachingMode = "cachingMode"
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azureDiskFSType = "fsType"
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)
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var (
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managedDiskPathRE = regexp.MustCompile(`.*/subscriptions/(?:.*)/resourceGroups/(?:.*)/providers/Microsoft.Compute/disks/(.+)`)
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unmanagedDiskPathRE = regexp.MustCompile(`http(?:.*)://(?:.*)/vhds/(.+)`)
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)
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var _ InTreePlugin = &azureDiskCSITranslator{}
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// azureDiskCSITranslator handles translation of PV spec from In-tree
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// Azure Disk to CSI Azure Disk and vice versa
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type azureDiskCSITranslator struct{}
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// NewAzureDiskCSITranslator returns a new instance of azureDiskTranslator
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func NewAzureDiskCSITranslator() InTreePlugin {
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return &azureDiskCSITranslator{}
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}
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// TranslateInTreeStorageClassParametersToCSI translates InTree Azure Disk storage class parameters to CSI storage class
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func (t *azureDiskCSITranslator) TranslateInTreeStorageClassToCSI(sc *storage.StorageClass) (*storage.StorageClass, error) {
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return sc, nil
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}
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// TranslateInTreeInlineVolumeToCSI takes a Volume with AzureDisk set from in-tree
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// and converts the AzureDisk source to a CSIPersistentVolumeSource
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func (t *azureDiskCSITranslator) TranslateInTreeInlineVolumeToCSI(volume *v1.Volume) (*v1.PersistentVolume, error) {
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if volume == nil || volume.AzureDisk == nil {
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return nil, fmt.Errorf("volume is nil or Azure Disk not defined on volume")
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}
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azureSource := volume.AzureDisk
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pv := &v1.PersistentVolume{
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Spec: v1.PersistentVolumeSpec{
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PersistentVolumeSource: v1.PersistentVolumeSource{
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CSI: &v1.CSIPersistentVolumeSource{
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Driver: AzureDiskDriverName,
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VolumeHandle: azureSource.DataDiskURI,
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ReadOnly: *azureSource.ReadOnly,
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FSType: *azureSource.FSType,
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VolumeAttributes: map[string]string{},
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},
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},
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AccessModes: []v1.PersistentVolumeAccessMode{v1.ReadWriteOnce},
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},
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}
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if *azureSource.CachingMode != "" {
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pv.Spec.PersistentVolumeSource.CSI.VolumeAttributes[azureDiskCachingMode] = string(*azureSource.CachingMode)
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}
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if *azureSource.FSType != "" {
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pv.Spec.PersistentVolumeSource.CSI.VolumeAttributes[azureDiskFSType] = *azureSource.FSType
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}
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return pv, nil
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}
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// TranslateInTreePVToCSI takes a PV with AzureDisk set from in-tree
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// and converts the AzureDisk source to a CSIPersistentVolumeSource
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func (t *azureDiskCSITranslator) TranslateInTreePVToCSI(pv *v1.PersistentVolume) (*v1.PersistentVolume, error) {
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if pv == nil || pv.Spec.AzureDisk == nil {
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return nil, fmt.Errorf("pv is nil or Azure Disk source not defined on pv")
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}
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azureSource := pv.Spec.PersistentVolumeSource.AzureDisk
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// refer to https://github.com/kubernetes-sigs/azuredisk-csi-driver/blob/master/docs/driver-parameters.md
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csiSource := &v1.CSIPersistentVolumeSource{
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Driver: AzureDiskDriverName,
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VolumeHandle: azureSource.DataDiskURI,
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ReadOnly: *azureSource.ReadOnly,
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FSType: *azureSource.FSType,
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VolumeAttributes: map[string]string{},
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}
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if *azureSource.CachingMode != "" {
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csiSource.VolumeAttributes[azureDiskCachingMode] = string(*azureSource.CachingMode)
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}
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if *azureSource.FSType != "" {
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csiSource.VolumeAttributes[azureDiskFSType] = *azureSource.FSType
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}
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pv.Spec.PersistentVolumeSource.AzureDisk = nil
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pv.Spec.PersistentVolumeSource.CSI = csiSource
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pv.Spec.AccessModes = backwardCompatibleAccessModes(pv.Spec.AccessModes)
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return pv, nil
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}
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// TranslateCSIPVToInTree takes a PV with CSIPersistentVolumeSource set and
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// translates the Azure Disk CSI source to a AzureDisk source.
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func (t *azureDiskCSITranslator) TranslateCSIPVToInTree(pv *v1.PersistentVolume) (*v1.PersistentVolume, error) {
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if pv == nil || pv.Spec.CSI == nil {
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return nil, fmt.Errorf("pv is nil or CSI source not defined on pv")
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}
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csiSource := pv.Spec.CSI
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diskURI := csiSource.VolumeHandle
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diskName, err := getDiskName(diskURI)
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if err != nil {
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return nil, err
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}
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// refer to https://github.com/kubernetes-sigs/azuredisk-csi-driver/blob/master/docs/driver-parameters.md
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azureSource := &v1.AzureDiskVolumeSource{
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DiskName: diskName,
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DataDiskURI: diskURI,
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FSType: &csiSource.FSType,
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ReadOnly: &csiSource.ReadOnly,
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}
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if csiSource.VolumeAttributes != nil {
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if cachingMode, ok := csiSource.VolumeAttributes[azureDiskCachingMode]; ok {
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mode := v1.AzureDataDiskCachingMode(cachingMode)
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azureSource.CachingMode = &mode
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}
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if fsType, ok := csiSource.VolumeAttributes[azureDiskFSType]; ok && fsType != "" {
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azureSource.FSType = &fsType
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}
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}
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pv.Spec.CSI = nil
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pv.Spec.AzureDisk = azureSource
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return pv, nil
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}
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// CanSupport tests whether the plugin supports a given volume
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// specification from the API. The spec pointer should be considered
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// const.
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func (t *azureDiskCSITranslator) CanSupport(pv *v1.PersistentVolume) bool {
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return pv != nil && pv.Spec.AzureDisk != nil
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}
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// CanSupportInline tests whether the plugin supports a given inline volume
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// specification from the API. The spec pointer should be considered
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// const.
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func (t *azureDiskCSITranslator) CanSupportInline(volume *v1.Volume) bool {
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return volume != nil && volume.AzureDisk != nil
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}
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// GetInTreePluginName returns the name of the intree plugin driver
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func (t *azureDiskCSITranslator) GetInTreePluginName() string {
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return AzureDiskInTreePluginName
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}
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// GetCSIPluginName returns the name of the CSI plugin
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func (t *azureDiskCSITranslator) GetCSIPluginName() string {
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return AzureDiskDriverName
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}
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func isManagedDisk(diskURI string) bool {
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if len(diskURI) > 4 && strings.ToLower(diskURI[:4]) == "http" {
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return false
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}
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return true
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}
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func getDiskName(diskURI string) (string, error) {
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diskPathRE := managedDiskPathRE
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if !isManagedDisk(diskURI) {
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diskPathRE = unmanagedDiskPathRE
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}
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matches := diskPathRE.FindStringSubmatch(diskURI)
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if len(matches) != 2 {
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return "", fmt.Errorf("could not get disk name from %s, correct format: %s", diskURI, diskPathRE)
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}
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return matches[1], nil
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}
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