def attach_volume(self, instance_name, device_path, mountpoint): """Attach volume storage to VM instance""" # Before we start, check that the VM exists vm_ref = VMHelper.lookup(self._session, instance_name) if vm_ref is None: raise exception.NotFound( _('Instance %s not found') % instance_name) # NOTE: No Resource Pool concept so far LOG.debug( _("Attach_volume: %(instance_name)s, %(device_path)s," " %(mountpoint)s") % locals()) # Create the iSCSI SR, and the PDB through which hosts access SRs. # But first, retrieve target info, like Host, IQN, LUN and SCSIID vol_rec = VolumeHelper.parse_volume_info(device_path, mountpoint) label = 'SR-%s' % vol_rec['volumeId'] description = 'Disk-for:%s' % instance_name # Create SR sr_ref = VolumeHelper.create_iscsi_storage(self._session, vol_rec, label, description) # Introduce VDI and attach VBD to VM try: vdi_ref = VolumeHelper.introduce_vdi(self._session, sr_ref) except StorageError, exc: LOG.exception(exc) VolumeHelper.destroy_iscsi_storage(self._session, sr_ref) raise Exception( _('Unable to create VDI on SR %(sr_ref)s for' ' instance %(instance_name)s') % locals())
def attach_volume(self, instance_name, device_path, mountpoint): """Attach volume storage to VM instance""" # Before we start, check that the VM exists vm_ref = VMHelper.lookup(self._session, instance_name) if vm_ref is None: raise exception.NotFound(_('Instance %s not found') % instance_name) # NOTE: No Resource Pool concept so far LOG.debug(_("Attach_volume: %(instance_name)s, %(device_path)s," " %(mountpoint)s") % locals()) # Create the iSCSI SR, and the PDB through which hosts access SRs. # But first, retrieve target info, like Host, IQN, LUN and SCSIID vol_rec = VolumeHelper.parse_volume_info(device_path, mountpoint) label = 'SR-%s' % vol_rec['volumeId'] description = 'Disk-for:%s' % instance_name # Create SR sr_ref = VolumeHelper.create_iscsi_storage(self._session, vol_rec, label, description) # Introduce VDI and attach VBD to VM try: vdi_ref = VolumeHelper.introduce_vdi(self._session, sr_ref) except StorageError, exc: LOG.exception(exc) VolumeHelper.destroy_iscsi_storage(self._session, sr_ref) raise Exception(_('Unable to create VDI on SR %(sr_ref)s for' ' instance %(instance_name)s') % locals())
def attach_volume(self, connection_info, instance_name, mountpoint): """Attach volume storage to VM instance""" # Before we start, check that the VM exists vm_ref = VMHelper.lookup(self._session, instance_name) if vm_ref is None: raise exception.InstanceNotFound(instance_id=instance_name) # NOTE: No Resource Pool concept so far LOG.debug( _("Attach_volume: %(connection_info)s, %(instance_name)s," " %(mountpoint)s") % locals()) driver_type = connection_info['driver_volume_type'] if driver_type not in ['iscsi', 'xensm']: raise exception.VolumeDriverNotFound(driver_type=driver_type) data = connection_info['data'] if 'name_label' not in data: label = 'tempSR-%s' % data['volume_id'] else: label = data['name_label'] del data['name_label'] if 'name_description' not in data: desc = 'Disk-for:%s' % instance_name else: desc = data['name_description'] LOG.debug(connection_info) sr_params = {} if u'sr_uuid' not in data: sr_params = VolumeHelper.parse_volume_info(connection_info, mountpoint) uuid = "FA15E-D15C-" + str(sr_params['id']) sr_params['sr_type'] = 'iscsi' else: uuid = data['sr_uuid'] for k in data['introduce_sr_keys']: sr_params[k] = data[k] sr_params['name_description'] = desc # Introduce SR try: sr_ref = self.introduce_sr(uuid, label, sr_params) LOG.debug(_('Introduced %(label)s as %(sr_ref)s.') % locals()) except self.XenAPI.Failure, exc: LOG.exception(exc) raise StorageError(_('Unable to introduce Storage Repository'))
def attach_volume(self, connection_info, instance_name, mountpoint): """Attach volume storage to VM instance""" # Before we start, check that the VM exists vm_ref = VMHelper.lookup(self._session, instance_name) if vm_ref is None: raise exception.InstanceNotFound(instance_id=instance_name) # NOTE: No Resource Pool concept so far LOG.debug(_("Attach_volume: %(connection_info)s, %(instance_name)s," " %(mountpoint)s") % locals()) driver_type = connection_info['driver_volume_type'] if driver_type not in ['iscsi', 'xensm']: raise exception.VolumeDriverNotFound(driver_type=driver_type) data = connection_info['data'] if 'name_label' not in data: label = 'tempSR-%s' % data['volume_id'] else: label = data['name_label'] del data['name_label'] if 'name_description' not in data: desc = 'Disk-for:%s' % instance_name else: desc = data['name_description'] LOG.debug(connection_info) sr_params = {} if u'sr_uuid' not in data: sr_params = VolumeHelper.parse_volume_info(connection_info, mountpoint) uuid = "FA15E-D15C-" + str(sr_params['id']) sr_params['sr_type'] = 'iscsi' else: uuid = data['sr_uuid'] for k in data['introduce_sr_keys']: sr_params[k] = data[k] sr_params['name_description'] = desc # Introduce SR try: sr_ref = self.introduce_sr(uuid, label, sr_params) LOG.debug(_('Introduced %(label)s as %(sr_ref)s.') % locals()) except self.XenAPI.Failure, exc: LOG.exception(exc) raise StorageError(_('Unable to introduce Storage Repository'))