GH-4190 Add documentation for Kafka KIP-848 consumer group protocol#68
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lillo42 wants to merge 3 commits into
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GH-4190 Add documentation for Kafka KIP-848 consumer group protocol#68lillo42 wants to merge 3 commits into
lillo42 wants to merge 3 commits into
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…ter#4233) - KafkaConfiguration: add Consumer Group Protocol (KIP-848) section covering IGroupProtocol, ClassicGroupProtocol, ConsumerGroupProtocol, back-fill behavior, no-sharing contract, static membership and Validate caveats - KafkaConfiguration: mark SessionTimeout and PartitionAssignmentStrategy subscription options as deprecated in favor of GroupProtocol - V10MigrationGuide: add Kafka KIP-848 as a V10 new feature with before/after migration examples for the obsoleted properties
…rCommand/Brighter#4233) - Add Consumer Group Protocol (KIP-848) section covering IGroupProtocol, ClassicGroupProtocol, ConsumerGroupProtocol, back-fill behavior, the no-sharing contract, static membership and Validate caveats - Mark SessionTimeout and PartitionAssignmentStrategy subscription options as deprecated in favor of GroupProtocol - Update Partition Assignment Strategy examples to use ClassicGroupProtocol
… feature Document the new GroupProtocol option, the obsoleted SessionTimeout and PartitionAssignmentStrategy properties (with before/after examples), and how to opt into the KIP-848 consumer protocol. Refs BrighterCommand/Brighter#4233
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Description
Documents the Kafka KIP-848 consumer group protocol support added in BrighterCommand/Brighter#4233.
Kafka Configuration (
KafkaConfiguration.md)IGroupProtocolstrategy selected viaKafkaSubscription.GroupProtocol, withClassicGroupProtocol(default) andConsumerGroupProtocol(KIP-848) implementations and code examples for both.null), the consumer back-fillsSessionTimeout(default 10 s) andPartitionAssignmentStrategy(defaultRoundRobin) from its constructor parameters, preserving existing behavior.IGroupProtocolinstance must not be shared across subscriptions.ConsumerGroupProtocoldeliberately does not setsession.timeout.ms,heartbeat.interval.ms, orpartition.assignment.strategy, which librdkafka rejects whengroup.protocol=consumer.GroupInstanceIdmust be unique per consumer instance — only set it with a single performer, or assign unique ids viaconfigHook.OnMissingChannel.Validatecannot reliably detect missing topics; preferCreateor provision topics out-of-band.GroupProtocol; markedSessionTimeoutandPartitionAssignmentStrategyas deprecated in favor ofClassicGroupProtocol.Range/CooperativeStickyexamples to configure the strategy viaClassicGroupProtocol.V10 Migration Guide (
V10MigrationGuide.md)KafkaSubscription.SessionTimeoutandKafkaSubscription.PartitionAssignmentStrategyproperties toClassicGroupProtocol.ConsumerGroupProtocol.Related Issues
BrighterCommand/Brighter#4190
BrighterCommand/Brighter#4233
Type of Change