[KAFKA-31] Handle ZK exception properly in consumer

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.6
• Fix Version/s: 0.6
• Assignee: Unassigned
• Reporter: Anonymous
• Created: 19/Jul/11 21:32
• Updated: 19/Jul/11 21:32
• Resolved: 19/Jul/11 21:32

Description

Occasionally, during rebalance, we may hit a ZK exception because a ZK node that we thought is there suddenly disappear. When this happens, we need to reset the consumer state before the next rebalance happens.