func (s *daemon) updateIndex() error {
volumeUUIDs, err := util.ListConfigIDs(s.Root, VOLUME_CFG_PREFIX, CFG_POSTFIX)
if err != nil {
return err
}
for _, uuid := range volumeUUIDs {
volume := s.loadVolume(uuid)
if err := s.UUIDIndex.Add(uuid); err != nil {
return err
}
if volume == nil {
return fmt.Errorf("Volume list changed for volume %v, something is wrong", uuid)
}
if volume.Name != "" {
if err := s.NameUUIDIndex.Add(volume.Name, volume.UUID); err != nil {
return err
}
}
for snapshotUUID, snapshot := range volume.Snapshots {
if err := s.UUIDIndex.Add(snapshotUUID); err != nil {
return err
}
if err := s.SnapshotVolumeIndex.Add(snapshotUUID, uuid); err != nil {
return err
}
if snapshot.Name != "" {
if err := s.NameUUIDIndex.Add(snapshot.Name, snapshot.UUID); err != nil {
return err
}
}
}
}
return nil
}
func (s *daemon) listVolume() ([]byte, error) {
resp := make(map[string]api.VolumeResponse)
volumeUUIDs, err := util.ListConfigIDs(s.Root, VOLUME_CFG_PREFIX, CFG_POSTFIX)
if err != nil {
return nil, err
}
for _, uuid := range volumeUUIDs {
volume := s.loadVolume(uuid)
if volume == nil {
return nil, fmt.Errorf("Volume list changed for volume %v", uuid)
}
r, err := s.listVolumeInfo(volume)
if err != nil {
return nil, err
}
resp[uuid] = *r
}
return api.ResponseOutput(resp)
}
func (device *Device) listVolumeNames() ([]string, error) {
return util.ListConfigIDs(device.Root, DRIVER_CFG_PREFIX+VOLUME_CFG_PREFIX, CFG_POSTFIX)
}
func (d *Driver) listVolumeIDs() ([]string, error) {
return util.ListConfigIDs(d.Root, CFG_PREFIX+VOLUME_CFG_PREFIX, CFG_POSTFIX)
}
func (device *Device) listVolumeIDs() ([]string, error) {
return util.ListConfigIDs(device.Root, LONGHORN_CFG_PREFIX+VOLUME_CFG_PREFIX, CFG_POSTFIX)
}