def initialize_connection(self, volume, connector):
"""Allow connection to connector and return connection info."""
initiator_name = connector['initiator']
eseries_vol = self._get_volume(volume['name_id'])
existing_maps = host_mapper.get_host_mapping_for_vol_frm_array(
self._client, eseries_vol)
host = self._get_or_create_host(initiator_name, self.host_type)
# There can only be one or zero mappings on a volume in E-Series
current_map = existing_maps[0] if existing_maps else None
if self.configuration.netapp_enable_multiattach and current_map:
self._ensure_multi_attach_host_group_exists()
mapping = host_mapper.map_volume_to_multiple_hosts(
self._client, volume, eseries_vol, host, current_map)
else:
mapping = host_mapper.map_volume_to_single_host(
self._client, volume, eseries_vol, host, current_map)
lun_id = mapping['lun']
msg = _("Mapped volume %(id)s to the initiator %(initiator_name)s.")
msg_fmt = {'id': volume['id'], 'initiator_name': initiator_name}
LOG.debug(msg % msg_fmt)
iscsi_details = self._get_iscsi_service_details()
iscsi_portal = self._get_iscsi_portal_for_vol(eseries_vol,
iscsi_details)
msg = _("Successfully fetched target details for volume %(id)s and "
"initiator %(initiator_name)s.")
LOG.debug(msg % msg_fmt)
iqn = iscsi_portal['iqn']
address = iscsi_portal['ip']
port = iscsi_portal['tcp_port']
properties = na_utils.get_iscsi_connection_properties(
lun_id, volume, iqn, address, port)
return properties
def test_get_host_mapping_for_vol_frm_array(self):
volume_mapping_1 = copy.deepcopy(eseries_fakes.VOLUME_MAPPING)
volume_mapping_2 = copy.deepcopy(eseries_fakes.VOLUME_MAPPING)
volume_mapping_2["volumeRef"] = "2"
self.mock_object(
self.client, "get_volume_mappings", mock.Mock(return_value=[volume_mapping_1, volume_mapping_2])
)
mappings = host_mapper.get_host_mapping_for_vol_frm_array(self.client, eseries_fakes.VOLUME)
self.assertEqual([volume_mapping_1], mappings)
def test_get_host_mapping_for_vol_frm_array(self):
volume_mapping_1 = copy.deepcopy(eseries_fakes.VOLUME_MAPPING)
volume_mapping_2 = copy.deepcopy(eseries_fakes.VOLUME_MAPPING)
volume_mapping_2['volumeRef'] = '2'
self.mock_object(
self.client, 'get_volume_mappings',
mock.Mock(return_value=[volume_mapping_1, volume_mapping_2]))
mappings = host_mapper.get_host_mapping_for_vol_frm_array(
self.client, eseries_fakes.VOLUME)
self.assertEqual([volume_mapping_1], mappings)
def initialize_connection(self, volume, connector):
"""Allow connection to connector and return connection info."""
initiator_name = connector['initiator']
eseries_vol = self._get_volume(volume['name_id'])
existing_maps = host_mapper.get_host_mapping_for_vol_frm_array(
self._client, eseries_vol)
host = self._get_or_create_host(initiator_name, self.host_type)
# There can only be one or zero mappings on a volume in E-Series
current_map = existing_maps[0] if existing_maps else None
if self.configuration.netapp_enable_multiattach and current_map:
self._ensure_multi_attach_host_group_exists()
mapping = host_mapper.map_volume_to_multiple_hosts(self._client,
volume,
eseries_vol,
host,
current_map)
else:
mapping = host_mapper.map_volume_to_single_host(self._client,
volume,
eseries_vol,
host,
current_map)
lun_id = mapping['lun']
msg = _("Mapped volume %(id)s to the initiator %(initiator_name)s.")
msg_fmt = {'id': volume['id'], 'initiator_name': initiator_name}
LOG.debug(msg % msg_fmt)
iscsi_details = self._get_iscsi_service_details()
iscsi_portal = self._get_iscsi_portal_for_vol(eseries_vol,
iscsi_details)
msg = _("Successfully fetched target details for volume %(id)s and "
"initiator %(initiator_name)s.")
LOG.debug(msg % msg_fmt)
iqn = iscsi_portal['iqn']
address = iscsi_portal['ip']
port = iscsi_portal['tcp_port']
properties = na_utils.get_iscsi_connection_properties(lun_id, volume,
iqn, address,
port)
return properties
