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Add volID based delete() and resize() if volID is available in pv spec.

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Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal 2017-12-08 07:11:48 +05:30
parent 95552b077e
commit fc6443ce2c
1 changed files with 30 additions and 3 deletions
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33
pkg/volume/glusterfs/glusterfs.go
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@ -596,8 +596,13 @@ func (d *glusterfsVolumeDeleter) getGid() (int, bool, error) {
func (d *glusterfsVolumeDeleter) Delete() error {
glog.V(2).Infof("delete volume: %s ", d.glusterfsMounter.path)
volumeName := d.glusterfsMounter.path
volumeID := dstrings.TrimPrefix(volumeName, volPrefix)
volumeID, err := getVolumeID(d.spec, volumeName)
if err != nil {
return fmt.Errorf("failed to get volumeID, err: %v", err)
}
class, err := volutil.GetClassForVolume(d.plugin.host.GetKubeClient(), d.spec)
if err != nil {
return err
@ -1048,13 +1053,35 @@ func parseClassParameters(params map[string]string, kubeClient clientset.Interfa
return &cfg, nil
}
// getVolumeID returns volumeID from the PV or volumename.
func getVolumeID(pv *v1.PersistentVolume, volumeName string) (string, error) {
volumeID := ""
// Get volID from pvspec if available, else fill it from volumename.
if pv != nil {
if pv.Annotations["VolID"] != "" {
volumeID = pv.Annotations["VolID"]
} else {
volumeID = dstrings.TrimPrefix(volumeName, volPrefix)
}
} else {
return volumeID, fmt.Errorf("provided PV spec is nil")
}
if volumeID == "" {
return volumeID, fmt.Errorf("volume ID is empty")
}
return volumeID, nil
}
func (plugin *glusterfsPlugin) ExpandVolumeDevice(spec *volume.Spec, newSize resource.Quantity, oldSize resource.Quantity) (resource.Quantity, error) {
pvSpec := spec.PersistentVolume.Spec
glog.V(2).Infof("Request to expand volume: %s ", pvSpec.Glusterfs.Path)
volumeName := pvSpec.Glusterfs.Path
volumeID, err := getVolumeID(spec.PersistentVolume, volumeName)
// Fetch the volume for expansion.
volumeID := dstrings.TrimPrefix(volumeName, volPrefix)
if err != nil {
return oldSize, fmt.Errorf("failed to get volumeID, err: %v", err)
}
//Get details of SC.
class, err := volutil.GetClassForVolume(plugin.host.GetKubeClient(), spec.PersistentVolume)