osm_policy_module/utils/vnfd.py

   1 # -*- coding: utf-8 -*-
   2
   3 # Copyright 2018 Whitestack, LLC
   4 # *************************************************************
   5
   6 # This file is part of OSM Monitoring module
   7 # All Rights Reserved to Whitestack, LLC
   8
   9 # Licensed under the Apache License, Version 2.0 (the "License"); you may
  10 # not use this file except in compliance with the License. You may obtain
  11 # a copy of the License at
  12
  13 #         http://www.apache.org/licenses/LICENSE-2.0
  14
  15 # Unless required by applicable law or agreed to in writing, software
  16 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  17 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  18 # License for the specific language governing permissions and limitations
  19 # under the License.
  20
  21 # For those usages not covered by the Apache License, Version 2.0 please
  22 # contact: bdiaz@whitestack.com or glavado@whitestack.com
  23 ##
  24 from osm_policy_module.core.exceptions import ManagementVduNotFound
  25
  26
  27 class VnfdUtils:
  28
  29     @staticmethod
  30     def get_mgmt_vdu(vnfd: dict):
  31         if 'mgmt-cp' in vnfd:
  32             mgmt_cp = vnfd['mgmt-cp']
  33             mgmt_cp_vdu_id = None
  34             for cpd in vnfd.get('ext-cpd', ()):
  35                 if cpd.get('id') == mgmt_cp:
  36                     mgmt_cp_vdu_id = cpd.get('int-cpd', {}).get('vdu-id')
  37             for vdu in vnfd.get('vdu', ()):
  38                 if vdu.get('id') == mgmt_cp_vdu_id:
  39                     return vdu
  40         raise ManagementVduNotFound("Management vdu not found in vnfd %s", vnfd['id'])