[HBASE-27189] NettyServerRpcConnection is not properly closed when the netty channel is closed

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 2.5.0, 3.0.0-alpha-4, 2.4.14
• Component/s: netty, rpc
• Hadoop Flags: Reviewed
• Assignee: Duo Zhang
• Reporter: Duo Zhang
• Created: 10/Jul/22 14:49
• Updated: 13/Jul/22 05:32
• Resolved: 12/Jul/22 01:48

Description

We have a close method for NettyServerRpcConnection where we dispose the SaslServer and also release the ByteBuf if needed, but we never call it...

This could also leak memory and also other resources...

Issue Links

• links to: GitHub Pull Request #4611