m1a2st commented on code in PR #20384:
URL: https://github.com/apache/kafka/pull/20384#discussion_r3644428245
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connect/runtime/src/main/java/org/apache/kafka/connect/storage/KafkaTopicBasedBackingStore.java:
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@@ -39,17 +42,35 @@ public abstract class KafkaTopicBasedBackingStore {
Consumer<TopicAdmin> topicInitializer(String topic, NewTopic
topicDescription, WorkerConfig config, Time time) {
return admin -> {
- log.debug("Creating Connect internal topic for {}",
getTopicPurpose());
- // Create the topic if it doesn't exist
- Set<String> newTopics = createTopics(topicDescription, admin,
config, time);
- if (!newTopics.contains(topic)) {
- // It already existed, so check that the topic cleanup policy
is compact only and not delete
- log.debug("Using admin client to check cleanup policy of '{}'
topic is '{}'", topic, TopicConfig.CLEANUP_POLICY_COMPACT);
- admin.verifyTopicCleanupPolicyOnlyCompact(topic,
getTopicConfig(), getTopicPurpose());
+ if (config.internalTopicsCreationEnabled()) {
+ log.debug("Creating Connect internal topic for {}",
getTopicPurpose());
+ // Create the topic if it doesn't exist
+ Set<String> newTopics = createTopics(topicDescription, admin,
config, time);
+ if (!newTopics.contains(topic)) {
+ verifyTopicConfig(topic, admin);
+ }
+ } else {
+ log.debug("Skipping creation of Connect internal topic for {}
because automatic topic creation is disabled", getTopicPurpose());
Review Comment:
When internal.topics.automatic.creation.enable=false, doesn't this also
prevent Kafka Connect from automatically creating a custom
offsets.storage.topic specified by the connector? The documentation only
mentions the "offset, config, and status topics."
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