[FLINK-27400] Pulsar connector subscribed the system topic when using the regex

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.14.4, 1.16.0, 1.15.2
• Fix Version/s: 1.16.0, 1.15.3, 1.14.7
• Component/s: Connectors / Pulsar
• Labels: pull-request-available stale-assigned
• Assignee: Yufan Sheng
• Reporter: Yufan Sheng
• Created: 25/Apr/22 22:16
• Updated: 16/Sep/22 01:36
• Resolved: 16/Sep/22 01:35

Description

Pulsar has a lot of internal topics which is used for metadata. It couldn't be consumed directly by the user. We accidentally exposed these topics to end-users when using the regex topics.

Issue Links

• is fixed by: FLINK-28934 Pulsar Source put all the splits to only one parallelism when using Exclusive subscription
• links to: GitHub Pull Request #19976