2 # ============LICENSE_START===============================================
3 # Copyright (C) 2021 Nordix Foundation. All rights reserved.
4 # ========================================================================
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
16 # ============LICENSE_END=================================================
19 from flask import Flask
20 from flask import Response
27 # Provides an endpoint for the "UNLOCK" configuration change for an O-DU.
28 # Stores the ID of the O-DU and randomly, after between 0 and 10 seconds, sends an Alarm Notification that clears the
29 # "CUS Link Failure" alarm event to MR.
32 MR_PATH = "http://localhost:3904/events/unauthenticated.SEC_FAULT_OUTPUT"
37 APP_URL = "/rests/data/network-topology:network-topology/topology=topology-netconf/node=<string:o_du_id>/yang-ext:mount/o-ran-sc-du-hello-world:network-function/du-to-ru-connection=<string:o_ru_id>"
39 linkFailureMessage = {
41 "commonEventHeader": {
43 "eventId": "nt:network-topology/nt:topology/nt:node/nt:node-id",
44 "eventName": "fault_O-RAN-RU-Fault_Alarms_CUS_Link_Failure",
45 "eventType": "O-RAN-RU-Fault_Alarms",
48 "reportingEntityId": "SDNR",
49 "reportingEntityName": "",
52 "startEpochMicrosec": "@timestamp@",
53 "lastEpochMicrosec": "@timestamp@",
55 "nfVendorName": "ietf-hardware (RFC8348) /hardware/component[not(parent)][1]/mfg-name",
56 "timeZoneOffset": "+00:00",
58 "vesEventListenerVersion": "7.2.1"
61 "faultFieldsVersion": "4.0",
62 "alarmCondition": "30",
63 "alarmInterfaceA": "o-ran-fm:alarm-notif/fault-source",
64 "eventSourceType": "ietf-hardware (RFC8348) /hardware/component[not(parent)][1]/mfg-model or \"O-RU\"",
65 "specificProblem": "",
66 "eventSeverity": "NORMAL",
68 "alarmAdditionalInformation": {
69 "eventTime": "@eventTime@",
70 "equipType": "@type@",
79 class AlarmClearThread (threading.Thread):
81 def __init__(self, sleep_time, o_ru_id):
82 threading.Thread.__init__(self)
83 self.sleep_time = sleep_time
84 self.o_ru_id = o_ru_id
87 print(f'Sleeping: {self.sleep_time} before clearing O-DU: {self.o_ru_id}')
88 time.sleep(self.sleep_time)
89 msg_as_json = json.loads(json.dumps(linkFailureMessage))
90 msg_as_json["event"]["commonEventHeader"]["sourceName"] = self.o_ru_id
91 print("Sedning alarm clear for O-RU: " + self.o_ru_id)
92 requests.post(MR_PATH, json=msg_as_json);
104 def sendrequest(o_du_id, o_ru_id):
105 print("Got request with O-DU ID: " + o_du_id + " and O-RU ID: " + o_ru_id)
106 random_time = int(10 * random.random())
107 alarm_clear_thread = AlarmClearThread(random_time, o_ru_id)
108 alarm_clear_thread.start()
110 return Response(status=201)
113 if __name__ == "__main__":
114 app.run(port=HOST_PORT, host=HOST_IP)