[jira] [Commented] (HIVE-11498) HIVE Authorization v2 should not check permission for dummy entity

["Dong Chen (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-11498?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14661515#comment-14661515 ] 

Dong Chen commented on HIVE-11498:
----------------------------------

[~dapengsun], thanks for the patch.

LGTM, pending tests.

[~thejas] would you like to take a look at this change about auth v2, and further comments? Thanks.

> HIVE Authorization v2 should not check permission for dummy entity
> ------------------------------------------------------------------
>
>                 Key: HIVE-11498
>                 URL: https://issues.apache.org/jira/browse/HIVE-11498
>             Project: Hive
>          Issue Type: Bug
>          Components: Authorization
>    Affects Versions: 1.2.0, 1.3.0, 2.0.0
>            Reporter: Dapeng Sun
>            Assignee: Dapeng Sun
>             Fix For: 1.3.0, 2.0.0
>
>         Attachments: HIVE-11498.001.patch, HIVE-11498.002.patch, HIVE-11498.003.patch
>
>
> The queries like {{SELECT 1+1;}}, The target table and database will set to {{_dummy_database}} {{_dummy_table}}, authorization should skip these kinds of databases or tables.
> For authz v1. it has skip them.
> eg1. [Source code at github|https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/Driver.java#L600]
> {noformat}
> for (WriteEntity write : outputs) {
>         if (write.isDummy() || write.isPathType()) {
>           continue;
>         }
> {noformat}
> eg2. [Source code at github|https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/Driver.java#L633]
> {noformat}
> for (ReadEntity read : inputs) {
>         if (read.isDummy() || read.isPathType()) {
>           continue;
>         }
>        ...
>         }
> {noformat}
> ...
> This patch will fix authz v2.



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