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From "Alejandro Fernandez" <afernan...@hortonworks.com>
Subject Re: Review Request 33312: (2.0.maint) Ambari Upgrade from 1.7.0 to 2.0.0 fails to restart ZK server due to missing symlink
Date Mon, 20 Apr 2015 17:15:41 GMT

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https://reviews.apache.org/r/33312/#review80748
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Ship it!


Ship It!

- Alejandro Fernandez


On April 20, 2015, 1:52 p.m., Dmitro Lisnichenko wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/33312/
> -----------------------------------------------------------
> 
> (Updated April 20, 2015, 1:52 p.m.)
> 
> 
> Review request for Ambari and Alejandro Fernandez.
> 
> 
> Bugs: AMBARI-10566
>     https://issues.apache.org/jira/browse/AMBARI-10566
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> patch for 2.0.maint 
> 
> Ambari upgrade from 1.7.0 to 2.0.0 had problems on starting/restarting zookeeper server
because /usr/hdp/current/zookeeper-server symlink was not found. The customer remedied the
issue by calling "hdp-select set zookeeper-server 2.2.3.0-###" on all of the hosts, which
created the symlink.
> In Ambari 1.7.0, ZK server was started using the libs from ZK client, so as part of the
Ambari Upgrade, we need to first call "hdp-select set zookeeper-server
> {version}
> "
> It's possible that the either exactly one of start/restart command will handle this.
Need to verify what the behavior is.
> 
> 
> Diffs
> -----
> 
>   ambari-common/src/main/python/resource_management/libraries/script/script.py 1e35327

>   ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariCustomCommandExecutionHelper.java
5a15f64 
>   ambari-server/src/main/resources/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/params.py
fa82f49 
>   ambari-server/src/main/resources/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/zookeeper.py
aa1c891 
>   ambari-server/src/main/resources/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/zookeeper_server.py
72a8f0b 
>   ambari-server/src/test/python/stacks/2.0.6/ZOOKEEPER/test_zookeeper_server.py 4b9721a

> 
> Diff: https://reviews.apache.org/r/33312/diff/
> 
> 
> Testing
> -------
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Ambari Views ...................................... SUCCESS [1.729s]
> [INFO] Ambari Metrics Common ............................. SUCCESS [0.805s]
> [INFO] Ambari Server ..................................... SUCCESS [33.368s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 36.563s
> [INFO] Finished at: Fri Apr 17 17:42:34 EEST 2015
> [INFO] Final Memory: 48M/427M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Dmitro Lisnichenko
> 
>


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