osmclient/sol005/vnf.py

   1 # Copyright 2018 Telefonica
   2 #
   3 # All Rights Reserved.
   4 #
   5 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
   6 #    not use this file except in compliance with the License. You may obtain
   7 #    a copy of the License at
   8 #
   9 #         http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 #    Unless required by applicable law or agreed to in writing, software
  12 #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  13 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  14 #    License for the specific language governing permissions and limitations
  15 #    under the License.
  16
  17 """
  18 OSM vnf API handling
  19 """
  20
  21 from osmclient.common import utils
  22 from osmclient.common.exceptions import NotFound
  23
  24
  25 class Vnf(object):
  26
  27     def __init__(self, http=None, client=None):
  28         self._http = http
  29         self._client = client
  30         self._apiName = '/nslcm'
  31         self._apiVersion = '/v1'
  32         self._apiResource = '/vnfrs'
  33         self._apiBase = '{}{}{}'.format(self._apiName,
  34                                         self._apiVersion, self._apiResource)
  35
  36     def list(self, ns=None):
  37         """Returns a list of VNF instances
  38         """
  39         filter_string = ''
  40         if ns:
  41             ns_instance = self._client.ns.get(ns)
  42             filter_string = '?nsr-id-ref={}'.format(ns_instance['_id'])
  43         resp = self._http.get_cmd('{}{}'.format(self._apiBase,filter_string))
  44         if resp:
  45             return resp
  46         return list()
  47
  48     def get(self, name):
  49         """Returns a VNF instance based on name or id
  50         """
  51         if utils.validate_uuid4(name):
  52             for vnf in self.list():
  53                 if vnf == vnf['_id']:
  54                     return vnf
  55         else:
  56             for vnf in self.list():
  57                 if name == vnf['name']:
  58                     return vnf
  59         raise NotFound("vnf {} not found".format(name))
  60
  61     def get_individual(self, name):
  62         vnf_id = name
  63         if not utils.validate_uuid4(name):
  64             for vnf in self.list():
  65                 if name == vnf['name']:
  66                     vnf_id = vnf['_id']
  67                     break
  68         resp = self._http.get_cmd('{}/{}'.format(self._apiBase, vnf_id))
  69         if resp:
  70             return resp
  71         raise NotFound("vnf {} not found".format(name))
  72