[IMPALA-8605] Clean up connection/session management

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Impala 3.3.0
• Fix Version/s: Impala 3.3.0
• Component/s: Backend
• Target Version: Impala 3.3.0
• Epic Color: ghx-label-8
• Assignee: Tim Armstrong
• Reporter: Tim Armstrong
• Created: 31/May/19 00:07
• Updated: 11/Jun/19 23:03
• Resolved: 11/Jun/19 23:03

Description

Following on from IMPALA-8538 and IMPALA-1653, it would be nice to clean up some of the session management logic and add some more tests for the HS2 APIs - we have some testing gaps and a few of the invariants are unclear about what operations are allowed.