alexlebens/external-snapshotter
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implement GroupSnapshotter.GetGroupSnapshotStatus()

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This commit is contained in:
Niels de Vos
2023-05-25 14:55:47 +02:00
parent 3124b8c9a4
commit d0f443f564
3 changed files with 33 additions and 14 deletions
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22
pkg/group_snapshotter/group_snapshotter.go
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@@ -35,7 +35,7 @@ type GroupSnapshotter interface {
DeleteGroupSnapshot(ctx context.Context, groupSnapshotID string, snapshotIDs []string, snapshotterCredentials map[string]string) (err error) DeleteGroupSnapshot(ctx context.Context, groupSnapshotID string, snapshotIDs []string, snapshotterCredentials map[string]string) (err error)
// GetGroupSnapshotStatus returns if a group snapshot is ready to use, its creation time, etc // GetGroupSnapshotStatus returns if a group snapshot is ready to use, its creation time, etc
GetGroupSnapshotStatus(ctx context.Context, groupSnapshotID string, snapshotterListCredentials map[string]string) (bool, time.Time, error) GetGroupSnapshotStatus(ctx context.Context, groupSnapshotID string, snapshotIDs []string, snapshotterListCredentials map[string]string) (bool, time.Time, error)
} }
type groupSnapshot struct { type groupSnapshot struct {
@@ -92,7 +92,21 @@ func (gs *groupSnapshot) DeleteGroupSnapshot(ctx context.Context, groupSnapshotI
return nil return nil
} }
func (gs *groupSnapshot) GetGroupSnapshotStatus(ctx context.Context, groupSnapshotID string, snapshotterListCredentials map[string]string) (bool, time.Time, error) { func (gs *groupSnapshot) GetGroupSnapshotStatus(ctx context.Context, groupSnapshotID string, snapshotIds []string, snapshotterListCredentials map[string]string) (bool, time.Time, error) {
// TODO: Implement GetGroupSnapshotStatus klog.V(5).Infof("CSI GetGroupSnapshotStatus: %s", groupSnapshotID)
return true, time.Now(), nil client := csi.NewGroupControllerClient(gs.conn)
req := csi.GetVolumeGroupSnapshotRequest{
Secrets: snapshotterListCredentials,
GroupSnapshotId: groupSnapshotID,
SnapshotIds: snapshotIds,
}
rsp, err := client.GetVolumeGroupSnapshot(ctx, &req)
if err != nil {
return false, time.Time{}, err
}
klog.V(5).Infof("CSI GetGroupSnapshot: group snapshot ID [%s] time stamp [%v] snapshots [%v] readyToUse [%v]", rsp.GroupSnapshot.GroupSnapshotId, rsp.GroupSnapshot.CreationTime, rsp.GroupSnapshot.Snapshots, rsp.GroupSnapshot.ReadyToUse)
return rsp.GroupSnapshot.ReadyToUse, rsp.GroupSnapshot.CreationTime.AsTime(), nil
} }

22
pkg/sidecar-controller/csi_handler.go
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@@ -36,7 +36,7 @@ type Handler interface {
DeleteSnapshot(content *crdv1.VolumeSnapshotContent, snapshotterCredentials map[string]string) error DeleteSnapshot(content *crdv1.VolumeSnapshotContent, snapshotterCredentials map[string]string) error
GetSnapshotStatus(content *crdv1.VolumeSnapshotContent, snapshotterListCredentials map[string]string) (bool, time.Time, int64, string, error) GetSnapshotStatus(content *crdv1.VolumeSnapshotContent, snapshotterListCredentials map[string]string) (bool, time.Time, int64, string, error)
CreateGroupSnapshot(content *crdv1alpha1.VolumeGroupSnapshotContent, parameters map[string]string, snapshotterCredentials map[string]string) (string, string, []*csi.Snapshot, time.Time, bool, error) CreateGroupSnapshot(content *crdv1alpha1.VolumeGroupSnapshotContent, parameters map[string]string, snapshotterCredentials map[string]string) (string, string, []*csi.Snapshot, time.Time, bool, error)
GetGroupSnapshotStatus(content *crdv1alpha1.VolumeGroupSnapshotContent, snapshotterListCredentials map[string]string) (bool, time.Time, error) GetGroupSnapshotStatus(groupSnapshotContent *crdv1alpha1.VolumeGroupSnapshotContent, snapshotIDs []string, snapshotterListCredentials map[string]string) (bool, time.Time, error)
DeleteGroupSnapshot(content *crdv1alpha1.VolumeGroupSnapshotContent, SnapshotID []string, snapshotterCredentials map[string]string) error DeleteGroupSnapshot(content *crdv1alpha1.VolumeGroupSnapshotContent, SnapshotID []string, snapshotterCredentials map[string]string) error
} }
@@ -188,23 +188,27 @@ func (handler *csiHandler) DeleteGroupSnapshot(content *crdv1alpha1.VolumeGroupS
return handler.groupSnapshotter.DeleteGroupSnapshot(ctx, groupSnapshotHandle, snapshotIDs, snapshotterCredentials) return handler.groupSnapshotter.DeleteGroupSnapshot(ctx, groupSnapshotHandle, snapshotIDs, snapshotterCredentials)
} }
func (handler *csiHandler) GetGroupSnapshotStatus(groupSnapshotContent *crdv1alpha1.VolumeGroupSnapshotContent, snapshotterListCredentials map[string]string) (bool, time.Time, error) { func (handler *csiHandler) GetGroupSnapshotStatus(content *crdv1alpha1.VolumeGroupSnapshotContent, snapshotIDs []string, snapshotterListCredentials map[string]string) (bool, time.Time, error) {
ctx, cancel := context.WithTimeout(context.Background(), handler.timeout) ctx, cancel := context.WithTimeout(context.Background(), handler.timeout)
defer cancel() defer cancel()
// NOTE: snapshotIDs are required for GetGroupSnapshotStatus
if len(snapshotIDs) == 0 {
return false, time.Time{}, fmt.Errorf("cannot list group snapshot %s. No snapshots found in the group snapshot content", content.Name)
}
var groupSnapshotHandle string var groupSnapshotHandle string
var err error var err error
if groupSnapshotContent.Status != nil && groupSnapshotContent.Status.VolumeGroupSnapshotHandle != nil { if content.Status != nil && content.Status.VolumeGroupSnapshotHandle != nil {
groupSnapshotHandle = *groupSnapshotContent.Status.VolumeGroupSnapshotHandle groupSnapshotHandle = *content.Status.VolumeGroupSnapshotHandle
} else if groupSnapshotContent.Spec.Source.GroupSnapshotHandles != nil { } else if content.Spec.Source.GroupSnapshotHandles != nil {
groupSnapshotHandle = groupSnapshotContent.Spec.Source.GroupSnapshotHandles.VolumeGroupSnapshotHandle groupSnapshotHandle = content.Spec.Source.GroupSnapshotHandles.VolumeGroupSnapshotHandle
} else { } else {
return false, time.Time{}, fmt.Errorf("failed to list group snapshot for group snapshot content %s: groupSnapshotHandle is missing", groupSnapshotContent.Name) return false, time.Time{}, fmt.Errorf("failed to list group snapshot for group snapshot content %s: groupSnapshotHandle is missing", content.Name)
} }
csiSnapshotStatus, timestamp, err := handler.groupSnapshotter.GetGroupSnapshotStatus(ctx, groupSnapshotHandle, snapshotterListCredentials) csiSnapshotStatus, timestamp, err := handler.groupSnapshotter.GetGroupSnapshotStatus(ctx, groupSnapshotHandle, snapshotIDs, snapshotterListCredentials)
if err != nil { if err != nil {
return false, time.Time{}, fmt.Errorf("failed to list group snapshot for group snapshot content %s: %q", groupSnapshotContent.Name, err) return false, time.Time{}, fmt.Errorf("failed to list group snapshot for group snapshot content %s: %q", content.Name, err)
} }
return csiSnapshotStatus, timestamp, nil return csiSnapshotStatus, timestamp, nil

3
pkg/sidecar-controller/groupsnapshot_helper.go
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@@ -802,7 +802,8 @@ func (ctrl *csiSnapshotSideCarController) checkandUpdateGroupSnapshotContentStat
} }
} }
readyToUse, creationTime, err = ctrl.handler.GetGroupSnapshotStatus(groupSnapshotContent, snapshotterListCredentials) snapshotIDs := groupSnapshotContent.Spec.Source.GroupSnapshotHandles.VolumeSnapshotHandles
readyToUse, creationTime, err = ctrl.handler.GetGroupSnapshotStatus(groupSnapshotContent, snapshotIDs, snapshotterListCredentials)
if err != nil { if err != nil {
klog.Errorf("checkandUpdateGroupSnapshotContentStatusOperation: failed to call get group snapshot status to check whether group snapshot is ready to use %q", err) klog.Errorf("checkandUpdateGroupSnapshotContentStatusOperation: failed to call get group snapshot status to check whether group snapshot is ready to use %q", err)
return groupSnapshotContent, err return groupSnapshotContent, err