[KAFKA-14883] Broker state should be "observer" in KRaft quorum

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.5.0
• Component/s: kraft, metrics
• Assignee: Paolo Patierno
• Reporter: Paolo Patierno
• Created: 07/Apr/23 09:56
• Updated: 13/Apr/23 04:56
• Resolved: 13/Apr/23 04:56

Description

Currently, the `current-state` KRaft related metric reports `follower` state for a broker while technically it should be reported as an `observer`  as the `kafka-metadata-quorum` tool does.

Issue Links

• links to: GitHub Pull Request #13525