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check snapshot feature

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This commit is contained in:
Seungcheol Ko 2018-08-09 22:07:13 +09:00
parent 4312907f7b
commit 38aa575925
2 changed files with 14 additions and 0 deletions
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4
pkg/rbd/controllerserver.go
View File

@ -236,6 +236,10 @@ func (cs *controllerServer) CreateSnapshot(ctx context.Context, req *csi.CreateS
if err != nil {
return nil, status.Error(codes.NotFound, fmt.Sprintf("Source Volume ID %s cannot found", req.GetSourceVolumeId()))
}
if !hasSnapshotFeature(rbdVolume.ImageFeatures) {
return nil, fmt.Errorf("Volume(%s) has not snapshot feature(layering)", req.GetSourceVolumeId())
}
rbdSnap.VolName = rbdVolume.VolName
rbdSnap.SnapName = snapName
snapshotID := "csi-rbd-" + rbdVolume.VolName + "-snap-" + uniqueID

10
pkg/rbd/rbd_util.go
View File

@ -254,6 +254,16 @@ func getRBDSnapshotOptions(snapOptions map[string]string) (*rbdSnapshot, error)
return rbdSnap, nil
}
func hasSnapshotFeature(imageFeatures string) bool {
arr := strings.Split(imageFeatures, ",")
for _, f := range arr {
if f == "layering" {
return true
}
}
return false
}
func attachRBDImage(volOptions *rbdVolume, userId string, credentials map[string]string) (string, error) {
var err error
var output []byte