+# Copyright 2018 Telefonica
+#
+# All Rights Reserved.
+#
+# Licensed 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.
+
+"""
+OSM vnf API handling
+"""
+
+from osmclient.common import utils
+from osmclient.common.exceptions import NotFound
+
+
+class Vnf(object):
+
+ def __init__(self, http=None, client=None):
+ self._http = http
+ self._client = client
+ self._apiName = '/nslcm'
+ self._apiVersion = '/v1'
+ self._apiResource = '/vnfrs'
+ self._apiBase = '{}{}{}'.format(self._apiName,
+ self._apiVersion, self._apiResource)
+
+ def list(self, ns=None):
+ """Returns a list of VNF instances
+ """
+ filter_string = ''
+ if ns:
+ ns_instance = self._client.ns.get(ns)
+ filter_string = '?nsr-id-ref={}'.format(ns_instance['_id'])
+ resp = self._http.get_cmd('{}{}'.format(self._apiBase,filter_string))
+ if resp:
+ return resp
+ return list()
+
+ def get(self, name):
+ """Returns a VNF instance based on name or id
+ """
+ if utils.validate_uuid4(name):
+ for vnf in self.list():
+ if vnf == vnf['_id']:
+ return vnf
+ else:
+ for vnf in self.list():
+ if name == vnf['name']:
+ return vnf
+ raise NotFound("vnf {} not found".format(name))
+
+ def get_individual(self, name):
+ vnf_id = name
+ if not utils.validate_uuid4(name):
+ for vnf in self.list():
+ if name == vnf['name']:
+ vnf_id = vnf['_id']
+ break
+ resp = self._http.get_cmd('{}/{}'.format(self._apiBase, vnf_id))
+ if resp:
+ return resp
+ raise NotFound("vnf {} not found".format(name))
+