GitHub user prabhjyotsingh reopened a pull request:
https://github.com/apache/zeppelin/pull/1672
ZEPPELIN-1701: User impersonation not work with SPARK_HOME set.
### What is this PR for?
User impersonation of front end user does not work with SPARK_HOME set.
### What type of PR is it?
[Bug Fix | Hot Fix]
### Todos
* [x] - Fix log file permission issue
### What is the Jira issue?
* [ZEPPELIN-1701](https://issues.apache.org/jira/browse/ZEPPELIN-1701)
### How should this be tested?
set SPARK_HOME zeppelin-env.sh and then try to run
```
%spark
System.getProperty("user.name")
```
### Screenshots (if appropriate)
### Questions:
* Does the licenses files need update? N/A
* Is there breaking changes for older versions? N/A
* Does this needs documentation? Yes
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/prabhjyotsingh/zeppelin ZEPPELIN-1701
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/zeppelin/pull/1672.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1672
----
commit 62d4eb8027fdea8e486def849533c4354a2c9d98
Author: Prabhjyot Singh <prabhjyotsi...@gmail.org>
Date: 2016-11-23T07:35:19Z
ZEPPELIN-1701: User impersonation of front end user does not work with
SPARK_HOME set.
commit d3d020c8a3faef00bba41617e51f7df73ee50dec
Author: Prabhjyot Singh <prabhjyotsi...@gmail.org>
Date: 2016-11-24T11:01:27Z
execute env variables in zeppelin-env.sh
commit aa5de22d6eadccec69f0ae9bc0aaa57353e8587e
Author: Prabhjyot Singh <prabhjyotsi...@gmail.org>
Date: 2016-11-25T09:19:43Z
use different log file for different user (in case of user impersonation)
commit 9052f2d56d6075754c5ab745c96ab22d1e083197
Author: Prabhjyot Singh <prabhjyotsi...@gmail.org>
Date: 2016-11-28T05:55:14Z
Merge remote-tracking branch 'origin/master' into ZEPPELIN-1701
commit 002950bee03e24b1182abdb60c069bba395dfc50
Author: Prabhjyot Singh <prabhjyotsi...@gmail.org>
Date: 2016-11-28T10:16:52Z
adding missing import
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