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Cobertura Coverage Report > osm_policy_module.common >

common_db_client.py

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Source

osm_policy_module/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 1 from osm_common import dbmongo, dbmemory
25
26 1 from osm_policy_module.core.config import Config
27 1 from osm_policy_module.core.exceptions import VdurNotFound
28
29
30 1 class CommonDbClient:
31 1     def __init__(self, config: Config):
32 1         if config.get('database', 'driver') == "mongo":
33 1             self.common_db = dbmongo.DbMongo()
34 0         elif config.get('database', 'driver') == "memory":
35 0             self.common_db = dbmemory.DbMemory()
36         else:
37 0             raise Exception("Unknown database driver {}".format(config.get('section', 'driver')))
38 1         self.common_db.db_connect(config.get("database"))
39
40 1     def get_vnfr(self, nsr_id: str, member_index: str):
41 0         vnfr = self.common_db.get_one("vnfrs",
42                                       {"nsr-id-ref": nsr_id, "member-vnf-index-ref": member_index})
43 0         return vnfr
44
45 1     def get_vnfrs(self, nsr_id: str):
46 1         return [self.get_vnfr(nsr_id, member['member-vnf-index']) for member in
47                 self.get_nsr(nsr_id)['nsd']['constituent-vnfd']]
48
49 1     def get_vnfd(self, vnfd_id: str):
50 0         vnfr = self.common_db.get_one("vnfds",
51                                       {"_id": vnfd_id})
52 0         return vnfr
53
54 1     def get_nsr(self, nsr_id: str):
55 0         nsr = self.common_db.get_one("nsrs",
56                                      {"id": nsr_id})
57 0         return nsr
58
59 1     def get_nslcmop(self, nslcmop_id):
60 0         nslcmop = self.common_db.get_one("nslcmops",
61                                          {"_id": nslcmop_id})
62 0         return nslcmop
63
64 1     def get_vdur(self, nsr_id, member_index, vdur_name):
65 0         vnfr = self.get_vnfr(nsr_id, member_index)
66 0         for vdur in vnfr['vdur']:
67 0             if vdur['name'] == vdur_name:
68 0                 return vdur
69 0         raise VdurNotFound('vdur not found for nsr-id %s, member_index %s and vdur_name %s', nsr_id, member_index,
70                            vdur_name)
71
72 1     def create_nslcmop(self, nslcmop):
73 0         self.common_db.create("nslcmops", nslcmop)