When using KRaft, trying to re-create a topic with a period in the name fails with the following stacktrace:
[2022-12-20 13:58:45,991] WARN [Controller 1] createTopics: failed with > unknown server exception NoSuchElementException at epoch 2 in 56 us. > Renouncing leadership and reverting to the last committed offset 173. > (org.apache.kafka.controller.QuorumController) > java.util.NoSuchElementException > at > org.apache.kafka.timeline.SnapshottableHashTable$CurrentIterator.next(SnapshottableHashTable.java:167) > at > org.apache.kafka.timeline.SnapshottableHashTable$CurrentIterator.next(SnapshottableHashTable.java:139) > at > org.apache.kafka.timeline.TimelineHashSet$ValueIterator.next(TimelineHashSet.java:120) > at > org.apache.kafka.controller.ReplicationControlManager.validateNewTopicNames(ReplicationControlManager.java:799) > at > org.apache.kafka.controller.ReplicationControlManager.createTopics(ReplicationControlManager.java:567) > at > org.apache.kafka.controller.QuorumController.lambda$createTopics$7(QuorumController.java:1832) > at > org.apache.kafka.controller.QuorumController$ControllerWriteEvent.run(QuorumController.java:767) > at > org.apache.kafka.queue.KafkaEventQueue$EventContext.run(KafkaEventQueue.java:121) > at > org.apache.kafka.queue.KafkaEventQueue$EventHandler.handleEvents(KafkaEventQueue.java:200) > at > org.apache.kafka.queue.KafkaEventQueue$EventHandler.run(KafkaEventQueue.java:173) > at java.base/java.lang.Thread.run(Thread.java:829) > Following steps 1-3 of the quickstart with "Kafka with KRaft" in step (2) > This error does not happen with zookeeper, only with kraft. Steps to reproduce are to follow steps 1-2 in https://kafka.apache.org/quickstart. Then run: bin/kafka-topics.sh --create --topic foo.bar --bootstrap-server > localhost:9092 > bin/kafka-topics.sh --delete --topic foo.bar --bootstrap-server > localhost:9092 > bin/kafka-topics.sh --create --topic foo.bar --bootstrap-server > localhost:9092 >
