+ # Check for nslcm notification
+ if isinstance(params, dict):
+ # Check availability of operationState and command
+ if (not params.get("operationState")) or (not command) or (not params.get("operationParams")):
+ self.logger.debug("Message can not be used for notification of nslcm")
+ else:
+ nsd_id = params["operationParams"].get("nsdId")
+ ns_instance_id = params["operationParams"].get("nsInstanceId")
+ # Any one among nsd_id, ns_instance_id should be present.
+ if not (nsd_id or ns_instance_id):
+ self.logger.debug("Message can not be used for notification of nslcm")
+ else:
+ op_state = params["operationState"]
+ event_details = {"topic": topic, "command": command.upper(), "params": params}
+ subscribers = self.nslcm.get_subscribers(nsd_id, ns_instance_id, command.upper(), op_state,
+ event_details)
+ # self.logger.debug("subscribers list: ")
+ # self.logger.debug(subscribers)
+ if subscribers:
+ asyncio.ensure_future(self.nslcm.send_notifications(subscribers, loop=self.loop),
+ loop=self.loop)
+ else:
+ self.logger.debug("Message can not be used for notification of nslcm")
+ elif topic == "nsi":
+ if command == "terminated" and params["operationState"] in ("COMPLETED", "PARTIALLY_COMPLETED"):
+ self.logger.debug("received nsi terminated {}".format(params))
+ if params.get("autoremove"):
+ self.engine.del_item(self.internal_session, "nsis", _id=params["nsir_id"],
+ not_send_msg=msg_to_send)
+ self.logger.debug("nsis={} deleted from database".format(params["nsir_id"]))
+ elif topic == "admin":
+ self.logger.debug("received {} {} {}".format(topic, command, params))
+ if command in ["echo", "ping"]: # ignored commands
+ pass
+ elif command == "revoke_token":
+ if params:
+ if isinstance(params, dict) and "_id" in params:
+ tid = params.get("_id")
+ self.engine.authenticator.tokens_cache.pop(tid, None)
+ self.logger.debug("token '{}' removed from token_cache".format(tid))
+ else:
+ self.logger.debug("unrecognized params in command '{} {}': {}"
+ .format(topic, command, params))
+ else:
+ self.engine.authenticator.tokens_cache.clear()
+ self.logger.debug("token_cache cleared")
+ else:
+ self.logger.debug("unrecognized command '{} {}'".format(topic, command))
+ # writing to kafka must be done with our own loop. For this reason it is not allowed Engine to do that,
+ # but content to be written is stored at msg_to_send
+ for msg in msg_to_send:
+ await self.msg.aiowrite(*msg, loop=self.loop)