> On Jan. 8, 2014, 9:43 p.m., Thejas Nair wrote:
> > beeline/src/java/org/apache/hive/beeline/BeeLine.java, line 547
> > <https://reviews.apache.org/r/13845/diff/4/?file=394495#file394495line547>
> >
> >     we should document what this option means, in the usage output, and 
> > that it is a hive specific option.
> >

Agreed. will updated the docs according.


> On Jan. 8, 2014, 9:43 p.m., Thejas Nair wrote:
> > conf/hive-default.xml.template, line 2111
> > <https://reviews.apache.org/r/13845/diff/4/?file=394500#file394500line2111>
> >
> >     should "altername" be "alternate" ?
> >     requestion => request
> >

Done.


> On Jan. 8, 2014, 9:43 p.m., Thejas Nair wrote:
> > shims/common-secure/src/main/java/org/apache/hadoop/hive/shims/HadoopShimsSecure.java,
> >  line 528
> > <https://reviews.apache.org/r/13845/diff/4/?file=394522#file394522line528>
> >
> >     This would mean that to make a user a proxy user, you would need to 
> > make the user a proxy user for all of hadoop. In general for security, it 
> > is useful to be able to give users only what they need.
> >     
> >     Webhcat and oozie follow this model AFAIK. Granting a user proxy user 
> > privilege for these services does not require you to make the user a proxy 
> > user for hadoop (HDFS, MR).
> >

I do agree with the point that we shouldn't be requiring to grant permissions 
beyond the minimum required. Here's the rationale for the proposed approach -
- For impersonation cases, the middleware user needs to impersonate the end 
user at Hadoop level (eg Oozie). If we use a different configuration format, 
then you need to keep those two setting in sycn. That's an administration 
nightmare.
- If you do want this to be a hive specific setting (eg. for middleware tools 
that don't need impersonation), then you can always add it to hive-site.xml. 
This way you don't need a different configuration format or file, and yet keep 
the privilege specific to hive service.


- Prasad


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On Dec. 5, 2013, 8:08 p.m., Prasad Mujumdar wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/13845/
> -----------------------------------------------------------
> 
> (Updated Dec. 5, 2013, 8:08 p.m.)
> 
> 
> Review request for hive, Brock Noland, Carl Steinbach, and Thejas Nair.
> 
> 
> Bugs: HIVE-5155
>     https://issues.apache.org/jira/browse/HIVE-5155
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> Delegation token support -
> Enable delegation token connection for HiveServer2
> Enhance the TCLIService interface to support delegation token requests
> Support passing the delegation token connection type via JDBC URL and Beeline 
> option
> 
> Direct proxy access -
> Define new proxy user property
> Shim interfaces to validate proxy access for a given user
> 
> Note that the diff doesn't include thrift generated code.
> 
> 
> Diffs
> -----
> 
>   beeline/src/java/org/apache/hive/beeline/BeeLine.java c5e36a5 
>   beeline/src/java/org/apache/hive/beeline/BeeLineOpts.java c3abba3 
>   beeline/src/java/org/apache/hive/beeline/Commands.java d2d7fd3 
>   beeline/src/java/org/apache/hive/beeline/DatabaseConnection.java 1de5829 
>   common/src/java/org/apache/hadoop/hive/conf/HiveConf.java 36503fa 
>   conf/hive-default.xml.template c61a0bb 
>   itests/hive-unit/src/test/java/org/apache/hive/jdbc/TestJdbcDriver2.java 
> 7b1c9da 
>   jdbc/src/java/org/apache/hadoop/hive/jdbc/HiveConnection.java d08e05b 
>   jdbc/src/java/org/apache/hive/jdbc/HiveConnection.java ef39573 
>   jdbc/src/java/org/apache/hive/jdbc/Utils.java 4d75d98 
>   service/if/TCLIService.thrift 62a9730 
>   service/src/java/org/apache/hive/service/auth/HiveAuthFactory.java d80649f 
>   service/src/java/org/apache/hive/service/auth/KerberosSaslHelper.java 
> 519556c 
>   service/src/java/org/apache/hive/service/auth/PlainSaslHelper.java 15b1675 
>   service/src/java/org/apache/hive/service/cli/CLIService.java 8c85386 
>   service/src/java/org/apache/hive/service/cli/CLIServiceClient.java 14ef54f 
>   service/src/java/org/apache/hive/service/cli/EmbeddedCLIServiceClient.java 
> 9dca874 
>   service/src/java/org/apache/hive/service/cli/ICLIService.java f647ce6 
>   service/src/java/org/apache/hive/service/cli/session/HiveSession.java 
> 00058cc 
>   service/src/java/org/apache/hive/service/cli/session/HiveSessionImpl.java 
> cfda752 
>   
> service/src/java/org/apache/hive/service/cli/session/HiveSessionImplwithUGI.java
>  708f4e4 
>   service/src/java/org/apache/hive/service/cli/session/SessionManager.java 
> e262b72 
>   service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java 
> 9df110e 
>   
> service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIServiceClient.java
>  9bb2a0f 
>   service/src/test/org/apache/hive/service/auth/TestPlainSaslHelper.java 
> 8fa4afd 
>   service/src/test/org/apache/hive/service/cli/session/TestSessionHooks.java 
> 2fac800 
>   shims/0.20/src/main/java/org/apache/hadoop/hive/shims/Hadoop20Shims.java 
> 6ff1a84 
>   
> shims/common-secure/src/main/java/org/apache/hadoop/hive/shims/HadoopShimsSecure.java
>  84f3ddc 
>   
> shims/common-secure/src/main/java/org/apache/hadoop/hive/thrift/HadoopThriftAuthBridge20S.java
>  dc89de1 
>   shims/common/src/main/java/org/apache/hadoop/hive/shims/HadoopShims.java 
> 0d5615c 
>   
> shims/common/src/main/java/org/apache/hadoop/hive/thrift/HadoopThriftAuthBridge.java
>  03f4e51 
> 
> Diff: https://reviews.apache.org/r/13845/diff/
> 
> 
> Testing
> -------
> 
> Since this requires kerberos setup, its tested by a standalone test program 
> that runs various existing and new secure connection scenarios. The test code 
> is attached to the ticket at 
> https://issues.apache.org/jira/secure/attachment/12600119/ProxyAuth.java
> 
> 
> Thanks,
> 
> Prasad Mujumdar
> 
>

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