- unit = self.model.unit
- if not unit.is_leader():
- return
- self.state.kafka_host = event.relation.data[event.unit].get("host")
- self.state.kafka_port = event.relation.data[event.unit].get("port")
+ kafka_host = event.relation.data[event.unit].get("host")
+ kafka_port = event.relation.data[event.unit].get("port")
+ if kafka_host and self.state.kafka_host != kafka_host:
+ self.state.kafka_host = kafka_host
+ if kafka_port and self.state.kafka_port != kafka_port:
+ self.state.kafka_port = kafka_port