def create_network(self, context, network): (network_type, physical_network, vlan_id) = self._process_provider_create(context, network['network']) session = context.session with session.begin(subtransactions=True): #set up default security groups tenant_id = self._get_tenant_id_for_create( context, network['network']) self._ensure_default_security_group(context, tenant_id) if not network_type: # tenant network network_type = self.tenant_network_type if network_type == constants.TYPE_NONE: raise q_exc.TenantNetworksDisabled() elif network_type == constants.TYPE_VLAN: physical_network, vlan_id = db.reserve_network(session) else: # TYPE_LOCAL vlan_id = constants.LOCAL_VLAN_ID else: # provider network if network_type in [constants.TYPE_VLAN, constants.TYPE_FLAT]: db.reserve_specific_network(session, physical_network, vlan_id) # no reservation needed for TYPE_LOCAL net = super(LinuxBridgePluginV2, self).create_network(context, network) db.add_network_binding(session, net['id'], physical_network, vlan_id) self._process_l3_create(context, net, network['network']) self._extend_network_dict_provider(context, net) # note - exception will rollback entire transaction return net
def create_network(self, context, network): (network_type, physical_network, vlan_id) = self._process_provider_create(context, network["network"]) session = context.session with session.begin(subtransactions=True): # set up default security groups tenant_id = self._get_tenant_id_for_create(context, network["network"]) self._ensure_default_security_group(context, tenant_id) if not network_type: # tenant network network_type = self.tenant_network_type if network_type == constants.TYPE_NONE: raise q_exc.TenantNetworksDisabled() elif network_type == constants.TYPE_VLAN: physical_network, vlan_id = db.reserve_network(session) else: # TYPE_LOCAL vlan_id = constants.LOCAL_VLAN_ID else: # provider network if network_type in [constants.TYPE_VLAN, constants.TYPE_FLAT]: db.reserve_specific_network(session, physical_network, vlan_id) # no reservation needed for TYPE_LOCAL net = super(LinuxBridgePluginV2, self).create_network(context, network) db.add_network_binding(session, net["id"], physical_network, vlan_id) self._process_l3_create(context, net, network["network"]) self._extend_network_dict_provider(context, net) # note - exception will rollback entire transaction return net
def test_specific_network_outside_pool(self): vlan_id = VLAN_MAX + 5 self.assertIsNone(lb_db.get_network_state(PHYS_NET, vlan_id)) lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) self.assertTrue(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) with testtools.ExpectedException(n_exc.VlanIdInUse): lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES) self.assertIsNone(lb_db.get_network_state(PHYS_NET, vlan_id))
def test_specific_network_inside_pool(self): vlan_id = VLAN_MIN + 5 self.assertFalse(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) self.assertTrue(lb_db.get_network_state(PHYS_NET, vlan_id).allocated) with testtools.ExpectedException(n_exc.VlanIdInUse): lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id) lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES) self.assertFalse(lb_db.get_network_state(PHYS_NET, vlan_id).allocated)