+##############################################################################
+#
+# Copyright (c) 2019 AT&T Intellectual Property.
+#
+# 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.
+#
+##############################################################################
+
+import config
+import redis
+import cleanup_db
+import json
+
+def getRedisClientDecodeResponse():
+ c = config.redis_ip_address
+ p = config.redis_ip_port
+ return redis.Redis(host=c, port=p, db=0, decode_responses=True)
+
+def verify_ran_is_associated_with_e2t_instance(ranName, e2tAddress):
+ r = getRedisClientDecodeResponse()
+ e2tInstanceJson = r.get("{e2Manager},E2TInstance:"+e2tAddress)
+ e2tInstanceDic = json.loads(e2tInstanceJson)
+ assocRanList = e2tInstanceDic.get("associatedRanList")
+ return ranName in assocRanList
+
+# def dissociate_ran_from_e2tInstance(ranName, e2tAddress):
+# r = getRedisClientDecodeResponse()
+# e2tInstanceJson = r.get("{e2Manager},E2TInstance:"+e2tAddress)
+# e2tInstanceDic = json.loads(e2tInstanceJson)
+# assocRanList = e2tInstanceDic.get("associatedRanList")
+# print(assocRanList)
+# assocRanList.remove(ranName)
+# updatedE2tInstanceJson = json.dumps(e2tInstanceDic)
+# print(updatedE2tInstanceJson)
+# r.set("{e2Manager},E2TInstance:"+e2tAddress, updatedE2tInstanceJson)
+# nodebBytes = r.get("{e2Manager},RAN:"+ranName)
+# encoded = nodebBytes.decode().replace(e2tAddress,"").encode()
+# r.set("{e2Manager},RAN:"+ranName, encoded)
+