(WIP) KAFKA-17243:MetadataQuorumCommand describe to include CommittedVoters #20712
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- Introduce committedVoters field in QuorumInfo class - Update KafkaAdminClient to populate committedVoters from partition info - Add getter method for committedVoters in QuorumInfo
- Rename `voterStates` to `currentVoterStates` for clarity - Update all references to use the new name - Add `currentVoterStates()` getter method - Remove unused `voterStates()` method
…ateMachine - Introduce new method `lastVoterSetWithOffset()` in KRaftControlRecordStateMachine - Return a Map.Entry containing the last VoterSet and its corresponding offset - Synchronize access to voterSetHistory for thread safety
…rum API - Add committedVoterStates to LeaderState to track committed voters - Update LeaderState to manage both current and committed voter states - Modify KafkaRaftClient to use new lastVoterSetWithOffset method - Extend RaftUtil.buildDescribeQuorumResponse to include committed voters - Update DescribeQuorum API to support committed voters (version 3)
This reverts commit 91da1a1.
TaiJuWu
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MetadataQuorumCommand and describeMetadataQuorum support returning
committed voter.
The committed voter can come from KRaftControllerStateMachine so
LeaderState extend to include it. Because all offset and voterSet will
be restored in KRaftControllerStateMachine, we can get committed voters
from KRaftControllerStateMachine.