leesf commented on a change in pull request #3092:
URL: https://github.com/apache/hudi/pull/3092#discussion_r659269069
##########
File path:
hudi-utilities/src/main/java/org/apache/hudi/utilities/sources/helpers/KafkaOffsetGen.java
##########
@@ -297,7 +295,37 @@ public String getTopicName() {
return topicName;
}
- public HashMap<String, Object> getKafkaParams() {
+ public Map<String, Object> getKafkaParams() {
+ return kafkaParams;
+ }
+
+ private static Map<String, Object> excludeHoodieConfigs(TypedProperties
props) {
+ Map<String, Object> kafkaParams = new HashMap<>();
+ props.keySet().stream().filter(prop -> {
+ // In order to prevent printing unnecessary warn logs, here filter out
the hoodie
+ // configuration items before passing to kafkaParams
+ return !prop.toString().startsWith("hoodie.");
+ }).forEach(prop -> {
+ kafkaParams.put(prop.toString(), props.get(prop.toString()));
+ });
return kafkaParams;
}
+
+ /**
+ * Commit offsets to Kafka only after hoodie commit is successful.
+ * @param checkpointStr checkpoint string containing offsets.
+ * @param props properties for Kafka consumer.
+ */
+ public static void commitOffsetToKafka(String checkpointStr, TypedProperties
props) {
+ DataSourceUtils.checkRequiredProperties(props,
Collections.singletonList(ConsumerConfig.GROUP_ID_CONFIG));
+ Map<TopicPartition, Long> offsetMap =
KafkaOffsetGen.CheckpointUtils.strToOffsets(checkpointStr);
+ Map<String, Object> kafkaParams =
KafkaOffsetGen.excludeHoodieConfigs(props);
+ Map<TopicPartition, OffsetAndMetadata> offsetAndMetadataMap = new
HashMap<>(offsetMap.size());
+ try (KafkaConsumer consumer = new KafkaConsumer(kafkaParams)) {
+ offsetMap.forEach((topicPartition, offset) ->
offsetAndMetadataMap.put(topicPartition, new OffsetAndMetadata(offset)));
+ consumer.commitSync(offsetAndMetadataMap);
+ } catch (CommitFailedException | TimeoutException e) {
+ LOG.warn("Committing offsets to Kafka failed, this does not impact
processing of records", e);
Review comment:
after restarting will data duplicated?
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
