| # Licensed to the Apache Software Foundation (ASF) under one | |
| # or more contributor license agreements. See the NOTICE file | |
| # distributed with this work for additional information | |
| # regarding copyright ownership. The ASF licenses this file | |
| # to you 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 logging | |
| from netaddr import * | |
| def merge(dbag, data): | |
| # A duplicate ip address wil clobber the old value | |
| # This seems desirable .... | |
| if "add" in data and data['add'] is False and "ipv4_address" in data: | |
| if data['ipv4_address'] in dbag: | |
| del dbag[data['ipv4_address']] | |
| else: | |
| remove_keys = set() | |
| for key, entry in dbag.items(): | |
| if key != 'id' and entry['mac_address'] == data['mac_address']: | |
| remove_keys.add(key) | |
| break | |
| for remove_key in remove_keys: | |
| del dbag[remove_key] | |
| dbag[data['ipv4_address']] = data | |
| return dbag |