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journal: add volumeMap to the group

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instead of adding single volumes to the
group journal, support adding multiple
volumeID's map to the group journal
which is required for RBD as well.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2024-06-18 11:19:11 +02:00 committed by mergify[bot]
parent fc0a7d2542
commit f8fbf2e95a
2 changed files with 21 additions and 19 deletions
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10
internal/cephfs/groupcontrollerserver.go
View File

@ -461,11 +461,13 @@ func (cs *ControllerServer) createSnapshotAndAddMapping(
}
defer j.Destroy()
// Add the snapshot to the volume group journal
err = j.AddVolumeMapping(ctx,
err = j.AddVolumesMapping(ctx,
vgo.MetadataPool,
vgs.ReservedID,
req.GetSourceVolumeId(),
resp.GetSnapshot().GetSnapshotId())
map[string]string{
req.GetSourceVolumeId(): resp.GetSnapshot().GetSnapshotId(),
},
)
if err != nil {
log.ErrorLog(ctx, "failed to add volume snapshot mapping: %v", err)
// Delete the last created snapshot as its still not added to the
@ -640,7 +642,7 @@ func (cs *ControllerServer) deleteSnapshotsAndUndoReservation(ctx context.Contex
return err
}
// remove the entry from the omap
err = j.RemoveVolumeMapping(
err = j.RemoveVolumesMapping(
ctx,
vgo.MetadataPool,
vgsi.ReservedID,

30
internal/journal/volumegroupjournal.go
View File

@ -55,17 +55,18 @@ type VolumeGroupJournal interface {
journalPoolID int64,
reqName,
namePrefix string) (string, string, error)
// AddVolumeMapping adds a volumeID and value mapping to the UUID
// AddVolumesMapping adds a volumeMap map which contains volumeID's and its
// corresponding values mapping which need to be added to the UUID
// directory. value can be anything which needs mapping, in case of
// volumegroupsnapshot its a snapshotID and its empty in case of volumegroup.
AddVolumeMapping(
// volumegroupsnapshot its a snapshotID and its empty in case of
// volumegroup.
AddVolumesMapping(
ctx context.Context,
pool,
reservedUUID,
volumeID,
value string) error
// RemoveVolumeMapping removes volumeIDs mapping from the UUID directory.
RemoveVolumeMapping(
reservedUUID string,
volumeMap map[string]string) error
// RemoveVolumesMapping removes volumeIDs mapping from the UUID directory.
RemoveVolumesMapping(
ctx context.Context,
pool,
reservedUUID string,
@ -403,17 +404,16 @@ func (vgjc *VolumeGroupJournalConnection) GetVolumeGroupAttributes(
return groupAttributes, nil
}
func (vgjc *VolumeGroupJournalConnection) AddVolumeMapping(
func (vgjc *VolumeGroupJournalConnection) AddVolumesMapping(
ctx context.Context,
pool,
reservedUUID,
volumeID,
value string,
reservedUUID string,
volumeMap map[string]string,
) error {
err := setOMapKeys(ctx, vgjc.connection, pool, vgjc.config.namespace, vgjc.config.cephUUIDDirectoryPrefix+reservedUUID,
map[string]string{volumeID: value})
volumeMap)
if err != nil {
log.ErrorLog(ctx, "failed adding volume mapping: %v", err)
log.ErrorLog(ctx, "failed to add volumeMap %v: %w ", volumeMap, err)
return err
}
@ -421,7 +421,7 @@ func (vgjc *VolumeGroupJournalConnection) AddVolumeMapping(
return nil
}
func (vgjc *VolumeGroupJournalConnection) RemoveVolumeMapping(
func (vgjc *VolumeGroupJournalConnection) RemoveVolumesMapping(
ctx context.Context,
pool,
reservedUUID string,