[FLINK-24765] Upgrade Kafka dependency

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.15.0
• Fix Version/s: 1.15.0
• Component/s: Connectors / Kafka
• Labels: pull-request-available
• Release Note: Kafka connector uses Kafka client 2.8.1 by default now.
• Assignee: Fabian Paul
• Reporter: Fabian Paul
• Created: 04/Nov/21 09:44
• Updated: 04/May/22 11:32
• Resolved: 11/Nov/21 09:15

Description

We rely on a very old Kafka version 2.4.1 which was the last version supporting scala 2.11. Since we dropped Scala 2.11 we can now update to a more recent one.

Issue Links

• causes: FLINK-27487 KafkaMetricWrappers do incorrect cast
• fixes: FLINK-22869 SQLClientSchemaRegistryITCase timeouts on azure
• links to: GitHub Pull Request #17696