[KAFKA-13204] wrong assignor selected if the assignor name is identical

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8.0
• Fix Version/s: 3.1.0
• Component/s: clients
• Assignee: Luke Chen
• Reporter: Luke Chen
• Created: 16/Aug/21 07:01
• Updated: 19/Aug/21 01:50
• Resolved: 19/Aug/21 01:50

Description

We used the partition assignor name to identify which assignor to use in consumer coordinator. But we didn't do any assignor name conflict check, which will cause the wrong assignor got selected when performing assignment.

Issue Links

• links to: GitHub Pull Request #11217