osm_mon/common/common_db_client.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_common import dbmongo
  25
  26 from osm_mon.core.settings import Config
  27
  28
  29 class CommonDbClient:
  30     def __init__(self):
  31         cfg = Config.instance()
  32         self.common_db = dbmongo.DbMongo()
  33         self.common_db.db_connect({'host': cfg.MONGO_URI.split(':')[0],
  34                                    'port': int(cfg.MONGO_URI.split(':')[1]),
  35                                    'name': 'osm'})
  36
  37     def get_vnfr(self, nsr_id: str, member_index: int):
  38         vnfr = self.common_db.get_one("vnfrs",
  39                                       {"nsr-id-ref": nsr_id, "member-vnf-index-ref": str(member_index)})
  40         return vnfr
  41
  42     def get_vnfrs(self, nsr_id: str = None):
  43         if nsr_id:
  44             return [self.get_vnfr(nsr_id, member['member-vnf-index']) for member in
  45                     self.get_nsr(nsr_id)['nsd']['constituent-vnfd']]
  46         else:
  47             return self.common_db.get_list('vnfrs')
  48
  49     def get_vnfd(self, vnfd_id: str):
  50         vnfr = self.common_db.get_one("vnfds",
  51                                       {"_id": vnfd_id})
  52         return vnfr
  53
  54     def get_nsr(self, nsr_id: str):
  55         nsr = self.common_db.get_one("nsrs",
  56                                      {"id": nsr_id})
  57         return nsr
  58
  59     def get_nslcmop(self, nslcmop_id):
  60         nslcmop = self.common_db.get_one("nslcmops",
  61                                          {"_id": nslcmop_id})
  62         return nslcmop
  63
  64     def get_vdur(self, nsr_id, member_index, vdu_name):
  65         vnfr = self.get_vnfr(nsr_id, member_index)
  66         for vdur in vnfr['vdur']:
  67             if vdur['name'] == vdu_name:
  68                 return vdur
  69         raise ValueError('vdur not found for nsr-id %s, member_index %s and vdu_name %s', nsr_id, member_index,
  70                          vdu_name)