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https://issues.apache.org/jira/browse/IMPALA-8932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16928226#comment-16928226
 ] 

bharath v commented on IMPALA-8932:
-----------------------------------

I'm running into this on my local machine.

{noformat}
 File "/home/bharath/impala/Impala/shell/impala_shell.py", line 1880, in 
<module>
    impala_shell_main()
  File "/home/bharath/impala/Impala/shell/impala_shell.py", line 1841, in 
impala_shell_main
    with ImpalaShell(options, query_options) as shell:
  File "/home/bharath/impala/Impala/shell/impala_shell.py", line 243, in 
__init__
    self.do_connect(options.impalad)
  File "/home/bharath/impala/Impala/shell/impala_shell.py", line 817, in 
do_connect
    if not self.imp_client.connected and not self.use_kerberos and protocol != 
'hs2-http':
UnboundLocalError: local variable 'protocol' referenced before assignment
{noformat}

> impala shell shouldn't retry with kerberos when connecting over http
> --------------------------------------------------------------------
>
>                 Key: IMPALA-8932
>                 URL: https://issues.apache.org/jira/browse/IMPALA-8932
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Clients
>    Affects Versions: Impala 3.3.0
>            Reporter: Tim Armstrong
>            Assignee: Tim Armstrong
>            Priority: Critical
>             Fix For: Impala 3.4.0
>
>
> {noformat}
> 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, 
> {noformat}
> The NotImplementedError is confusing.



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