func getLunMaps(initiatorName, volumeID string) ([]*xmsv3.Ref, error) {
if initiatorName == "" {
return nil, errors.New("Missing initiatorName")
}
initiatorGroup, err := goxtremio.GetInitiatorGroup("", initiatorName)
if err != nil {
return nil, err
}
lunMaps, err := goxtremio.GetLunMaps()
if err != nil {
return nil, err
}
var refs []*xmsv3.Ref
for _, ref := range lunMaps {
idents := strings.Split(ref.Name, "_")
if len(idents) < 3 {
continue
} else if strconv.Itoa(initiatorGroup.Index) == idents[1] && volumeID == idents[0] {
refs = append(refs, ref)
}
}
return refs, nil
}
func (driver *Driver) AttachVolume(runAsync bool, volumeID, instanceID string) ([]*storagedriver.VolumeAttachment, error) {
if volumeID == "" {
return nil, ErrMissingVolumeID
}
// doing a lookup here for intiator name as IG name, so limited to IG name as initiator name to work for now
//1) need to consider when instanceid is blank,need to lookup ig from instanceid
// if instanceID == "" {
initiatorGroup, err := goxtremio.GetInitiatorGroup("", driver.Initiator.Name)
if err != nil {
return nil, err
}
initiatorGroupID := strconv.Itoa(initiatorGroup.Index)
initiatorGroupIDI, err := strconv.Atoi(initiatorGroupID)
if err != nil {
return nil, err
}
volumeIDI, err := strconv.Atoi(volumeID)
if err != nil {
return nil, err
}
req := &xmsv3.PostLunMapsReq{
VolID: volumeIDI,
IgID: initiatorGroupIDI,
}
_, err = goxtremio.NewLunMap(req)
if err != nil {
return nil, err
}
if !runAsync {
_, err := driver.waitAttach(volumeID)
if err != nil {
return nil, err
}
} else {
_, _ = driver.GetVolumeMapping()
}
volumeAttachment, err := driver.GetVolumeAttach(volumeID, instanceID)
if err != nil {
return nil, err
}
return volumeAttachment, nil
}