# # Licensed under the Apache License, Version 2.0 (the "License"); you may # not use this file except in compliance with the License. You may obtain # a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the # License for the specific language governing permissions and limitations # under the License. import copy import six from heat.engine.resources.openstack.neutron import net from heat.engine.resources.openstack.neutron import port from heat.engine.resources.openstack.neutron import subnet def _copy_schema_immutable(schema): new_schema = copy.deepcopy(schema) if not schema.update_allowed: new_schema.immutable = True return new_schema class ImmutableNet(net.Net): '''Ensure an existing net doesn't change.''' properties_schema = { k: _copy_schema_immutable(v) for k, v in six.iteritems(net.Net.properties_schema) } class ImmutablePort(port.Port): '''Ensure an existing port doesn't change.''' properties_schema = { k: _copy_schema_immutable(v) for k, v in six.iteritems(port.Port.properties_schema) } class ImmutableSubnet(subnet.Subnet): '''Ensure an existing subnet doesn't change.''' properties_schema = { k: _copy_schema_immutable(v) for k, v in six.iteritems(subnet.Subnet.properties_schema) } def resource_mapping(): return { 'OS::Neutron::Net': ImmutableNet, 'OS::Neutron::Port': ImmutablePort, 'OS::Neutron::Subnet': ImmutableSubnet, }