How do I manually update the Kafka component of XRay?

Customers who would like to manually update the Apache Kafka component of XRay may follow the instructions below.

1. Stop the Kafka service by using the command ./stop.sh kafkasrv in /opt/nastel/sbin.
2. To update the Kafka component, download the latest version of Kafka 3.x from https://kafka.apache.org/downloads and place the file in /opt/nastel/kafka.
3. Unlink the current version of Kafka by using the command unlink current.
4. Using the command ln -s kafka 3.x current, link the current Kafka version.
5. Update Kafka topics using the command ./config.sh kaf in /opt/nastel/sbin.
6. After the above steps have been completed, restart the Kafka service by using the command ./start.sh kafkasrv to apply the changes.