def _validate_connection(self, context, gw_connection):
seg_id = gw_connection.get('segmentation_id', None)
l2_gw_id = gw_connection.get('l2_gateway_id')
self._check_port_fault_status_and_switch_fault_status(context,
l2_gw_id)
check_vlan = self._is_vlan_configured_on_any_interface_for_l2gw(
context, l2_gw_id)
nw_map = {}
network_id = gw_connection.get(constants.NETWORK_ID)
nw_map[constants.NETWORK_ID] = network_id
nw_map['l2_gateway_id'] = l2_gw_id
if seg_id:
nw_map[constants.SEG_ID] = gw_connection.get(constants.SEG_ID)
net_segments_list = self._get_network_segments(context, network_id)
if len(net_segments_list) > 1:
raise l2gw_exc.MultipleSegmentsFound(network_id=network_id)
if not self._get_network(context, network_id):
raise exceptions.NetworkNotFound(net_id=network_id)
if self._retrieve_gateway_connections(context, l2_gw_id,
nw_map):
raise l2gw_exc.L2GatewayConnectionExists(mapping=nw_map,
gateway_id=l2_gw_id)
l2gw_validators.validate_network_mapping_list(nw_map, check_vlan)
gw_db = self._get_l2_gateway(context, l2_gw_id)
tenant_id = self._get_tenant_id_for_create(context, gw_db)
l2gw_connection = self.get_l2_gateway_connections(
context, filters={'network_id': [network_id],
'tenant_id': [tenant_id],
'l2_gateway_id': [l2_gw_id]})
if l2gw_connection:
raise l2gw_exc.L2GatewayConnectionExists(mapping=nw_map,
gateway_id=l2_gw_id)
def validate_l2_gateway_connection_for_create(self, context,
l2_gateway_connection):
self._admin_check(context, 'CREATE')
gw_connection = l2_gateway_connection[self.connection_resource]
l2_gw_id = gw_connection.get('l2_gateway_id')
network_id = gw_connection.get('network_id')
plugin = directory.get_plugin()
plugin.get_network(context, network_id)
nw_map = {}
nw_map['network_id'] = network_id
nw_map['l2_gateway_id'] = l2_gw_id
segmentation_id = ""
if constants.SEG_ID in gw_connection:
segmentation_id = gw_connection.get(constants.SEG_ID)
nw_map[constants.SEG_ID] = segmentation_id
is_vlan = self._is_vlan_configured_on_any_interface_for_l2gw(context,
l2_gw_id)
network_id = l2gw_validators.validate_network_mapping_list(nw_map,
is_vlan)
with context.session.begin(subtransactions=True):
if self._retrieve_gateway_connections(context,
l2_gw_id,
nw_map):
raise l2gw_exc.L2GatewayConnectionExists(mapping=nw_map,
gateway_id=l2_gw_id)
def create_l2_gateway_connection(self, context, l2_gateway_connection):
"""Create l2 gateway connection."""
self._admin_check(context, 'CREATE')
gw_connection = l2_gateway_connection[self.connection_resource]
l2_gw_id = gw_connection.get('l2_gateway_id')
network_id = gw_connection.get('network_id')
nw_map = {}
nw_map['network_id'] = network_id
nw_map['l2_gateway_id'] = l2_gw_id
segmentation_id = ""
if constants.SEG_ID in gw_connection:
segmentation_id = gw_connection.get(constants.SEG_ID)
nw_map[constants.SEG_ID] = segmentation_id
is_vlan = self._is_vlan_configured_on_any_interface_for_l2gw(
context, l2_gw_id)
network_id = l2gw_validators.validate_network_mapping_list(
nw_map, is_vlan)
with context.session.begin(subtransactions=True):
gw_db = self._get_l2_gateway(context, l2_gw_id)
tenant_id = self._get_tenant_id_for_create(context, gw_db)
if self._retrieve_gateway_connections(context, l2_gw_id, nw_map):
raise l2gw_exc.L2GatewayConnectionExists(mapping=nw_map,
gateway_id=l2_gw_id)
nw_map['tenant_id'] = tenant_id
connection_id = uuidutils.generate_uuid()
nw_map['id'] = connection_id
if not segmentation_id:
nw_map['segmentation_id'] = "0"
gw_db.network_connections.append(
models.L2GatewayConnection(**nw_map))
gw_db = models.L2GatewayConnection(id=connection_id,
tenant_id=tenant_id,
network_id=network_id,
l2_gateway_id=l2_gw_id,
segmentation_id=segmentation_id)
return self._make_l2gw_connections_dict(gw_db)