code: func (p *iscsiProvisioner) exportCreate(vol string, lun int32, pool string, initiator string) error {
  	client, err := p.getConnection()
  	defer client.Close()
  	if err != nil {
  		log.Warnln(err)
  		return err
  	}
  	args := exportCreateArgs{
  		Pool:         pool,
  		Vol:          vol,
  		InitiatorWwn: initiator,
  		Lun:          lun,
  	}
  	err = client.Call("export_create", args, nil)
  	return err
  }
docs: // exportCreate calls export_create targetd API to create an export of volume.