[IMPALA-8932] impala shell shouldn't retry with kerberos when connecting over http

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: Impala 3.3.0
• Fix Version/s: Impala 3.4.0
• Component/s: Clients
• Target Version: Impala 3.4.0
• Epic Color: ghx-label-9
• Assignee: Tim Armstrong
• Reporter: Tim Armstrong
• Created: 09/Sep/19 23:44
• Updated: 13/Sep/19 21:54
• Resolved: 13/Sep/19 21:54

Description

Error connecting: EOFError, 
Kerberos ticket found in the credentials cache, retrying the connection with a secure transport.
Warning: --connect_timeout_ms is currently ignored with HTTP transport.
Kerberos not supported with HTTP endpoints.
Error connecting: NotImplementedError, 

The NotImplementedError is confusing.