?Yes. That's right. In secure mode, the streaming connection will set 
hive.metastore.sasl.enabled to true which will create an UGI assuming transport 
so all thrift calls are done using logged in user.


Thanks and Regards
Prasanth Jayachandran
________________________________
From: Stig Rohde Døssing <stigdoess...@gmail.com>
Sent: Wednesday, March 13, 2019 12:44 AM
To: user@hive.apache.org
Subject: Re: Hive-streaming security

Thanks Prasanth. Is the automatic authentication a property of the underlying 
MetaStoreClient?

Den ons. 13. mar. 2019 kl. 08.34 skrev Prasanth Jayachandran 
<pjayachand...@hortonworks.com<mailto:pjayachand...@hortonworks.com>>:

Hi

If you are logged in, the hive streaming ingest API will use doAs for all 
metastore calls automatically using the logged in user.


Thanks and Regards
Prasanth Jayachandran
________________________________
From: Stig Rohde Døssing <stigdoess...@gmail.com<mailto:stigdoess...@gmail.com>>
Sent: Wednesday, March 13, 2019 12:19 AM
To: user@hive.apache.org<mailto:user@hive.apache.org>
Subject: Re: Hive-streaming security

Sorry, should have looked harder. The docs say to log in before invoking the 
API. I think this means I should be wrapping calls with doAs?

Den ons. 13. mar. 2019 kl. 08.09 skrev Stig Rohde Døssing 
<stigdoess...@gmail.com<mailto:stigdoess...@gmail.com>>:
Hi,

The hive-hcatalog-streaming client (HiveEndpoint) took a UserGroupInformation 
in the constructor for connections, and automatically wrapped calls as 
necessary with UserGroupInformation.doAs.

I'm migrating an application from hive-hcatalog-streaming to hive-streaming. 
There's no mention of security at 
https://cwiki.apache.org/confluence/display/Hive/Streaming+Data+Ingest+V2, and 
I don't see any doAs in the code. Should I manually wrap calls to 
HiveStreamingConnection with doAs, or is this handled by the new client? If so, 
is there a list of calls that should be wrapped?

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