- alarm_uuid = content['alarm_create_response']['alarm_uuid']
- return alarm_uuid
-
- raise ValueError('Timeout: No alarm creation response from MON. Is MON up?')
-
- def delete_alarm(self, ns_id: str, vnf_member_index: int, vdu_name: str, alarm_uuid: str):
- cor_id = random.randint(1, 1000000)
- msg = self._build_delete_alarm_payload(cor_id, ns_id, vdu_name, vnf_member_index, alarm_uuid)
- log.info("Sending delete_alarm_request %s", msg)
- self.producer.send(topic='alarm_request', key='delete_alarm_request', value=json.dumps(msg))
- self.producer.flush()
- consumer = KafkaConsumer(bootstrap_servers=self.kafka_server,
- key_deserializer=bytes.decode,
- value_deserializer=bytes.decode,
- consumer_timeout_ms=10000)
- consumer.subscribe(['alarm_response'])
- for message in consumer:
- if message.key == 'delete_alarm_response':
- content = json.loads(message.value)
- log.info("Received delete_alarm_response %s", content)
- if self._is_alarm_response_correlation_id_eq(cor_id, content):
- if not content['alarm_delete_response']['status']:
- raise ValueError("Error deleting alarm in MON")
- alarm_uuid = content['alarm_delete_response']['alarm_uuid']
- return alarm_uuid
-
- raise ValueError('Timeout: No alarm creation response from MON. Is MON up?')
-
- def _build_create_alarm_payload(self, cor_id: int, metric_name: str, ns_id: str, vdu_name: str,
- vnf_member_index: int,
- threshold: int, statistic: str, operation: str):
+ alarm_uuid = content["alarm_create_response"]["alarm_uuid"]
+ break
+ finally:
+ await consumer.stop()
+ if not alarm_uuid:
+ raise ValueError("No alarm deletion response from MON. Is MON up?")
+ return alarm_uuid
+
+ async def delete_alarm(
+ self, ns_id: str, vnf_member_index: str, vdu_name: str, alarm_uuid: str
+ ):
+ cor_id = random.randint(1, 10e7)
+ msg = self._build_delete_alarm_payload(
+ cor_id, ns_id, vdu_name, vnf_member_index, alarm_uuid
+ )
+ log.debug("Sending delete_alarm_request %s", msg)
+ producer = AIOKafkaProducer(
+ bootstrap_servers=self.kafka_server,
+ key_serializer=str.encode,
+ value_serializer=str.encode,
+ )
+ await producer.start()
+ try:
+ await producer.send_and_wait(
+ "alarm_request", key="delete_alarm_request", value=json.dumps(msg)
+ )
+ finally:
+ await producer.stop()
+ log.debug("Waiting for delete_alarm_response...")
+ consumer = AIOKafkaConsumer(
+ "alarm_response_" + str(cor_id),
+ bootstrap_servers=self.kafka_server,
+ key_deserializer=bytes.decode,
+ value_deserializer=bytes.decode,
+ auto_offset_reset="earliest",
+ )
+ await consumer.start()
+ alarm_uuid = None
+ try:
+ async for message in consumer:
+ try:
+ content = json.loads(message.value)
+ except JSONDecodeError:
+ content = yaml.safe_load(message.value)
+ if content["alarm_delete_response"]["correlation_id"] == cor_id:
+ log.debug("Received delete_alarm_response %s", content)
+ if not content["alarm_delete_response"]["status"]:
+ raise ValueError(
+ "Error deleting alarm in MON. Response status is False."
+ )
+ alarm_uuid = content["alarm_delete_response"]["alarm_uuid"]
+ break
+ finally:
+ await consumer.stop()
+ if not alarm_uuid:
+ raise ValueError("No alarm deletion response from MON. Is MON up?")
+ return alarm_uuid
+
+ def _build_create_alarm_payload(
+ self,
+ cor_id: int,
+ metric_name: str,
+ ns_id: str,
+ vdu_name: str,
+ vnf_member_index: str,
+ threshold: int,
+ statistic: str,
+ operation: str,
+ action: str,
+ vnfr=None,
+ vnfd=None,
+ ):
+ tags = {
+ "ns_id": ns_id,
+ "vdu_name": vdu_name,
+ "vnf_member_index": vnf_member_index,
+ }
+ if vnfr and vnfd:
+ # TODO: Change for multiple DF support
+ df = vnfd.get("df", [{}])[0]
+ if "exporters-endpoints" in df:
+ metric_port = df["exporters-endpoints"].get("metric-port", 9100)
+ if metric_name.startswith("kpi_"):
+ metric_name = metric_name.replace("kpi_", "")
+ metric_name.strip()
+ for vdu in vnfr["vdur"]:
+ if vdu["name"] == vdu_name:
+ vdu_ip = vdu["ip-address"]
+ tags = {"instance": vdu_ip + ":" + str(metric_port)}