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ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py
 (line 188)
<https://reviews.apache.org/r/51906/#comment216768>

    Why is this needed ? There is already a action="create_on_execute"


- Sebastian Toader


On Sept. 16, 2016, 4:57 p.m., Attila Doroszlai wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/51906/
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> 
> (Updated Sept. 16, 2016, 4:57 p.m.)
> 
> 
> Review request for Ambari, Balázs Bence Sári, Jayush Luniya, Sumit Mohanty, 
> and Sebastian Toader.
> 
> 
> Bugs: AMBARI-18349
>     https://issues.apache.org/jira/browse/AMBARI-18349
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> A. Add `role_command_order.json` to make sure name node, node manager, 
> resource manager are started before running Microsoft R service check
> B. Create `/user/RevoShare` on HDFS if necessary when starting services
> 
> 
> Diffs
> -----
> 
>   
> ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py
>  ba9c8fb 
>   
> contrib/management-packs/microsoft-r_mpack/src/main/resources/common-services/MICROSOFT_R/8.0.0/package/scripts/service_check.py
>  547476b 
>   
> contrib/management-packs/microsoft-r_mpack/src/main/resources/common-services/MICROSOFT_R/8.0.0/role_command_order.json
>  PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/51906/diff/
> 
> 
> Testing
> -------
> 
> A. Role command order
>    1. Install Ambari (trunk), add Microsoft R mpack, start Ambari
>    2. Create cluster via web UI with HDFS, YARN, ZooKeeper, Microsoft R
>    3. Verify name node, node manager, resource manager, data node are started 
> before Microsoft R service check
>    4. Verify stage_id for NAMENODE-START, NODEMANAGER-START, 
> RESOURCEMANAGER-START are smaller than stage_id for 
> MICROSOFT_R_SERVICE_CHECK-SERVICE_CHECK:
> ```
> select request_id, stage_id, task_id, role, role_command from 
> host_role_command order by request_id, stage_id, task_id;
> ```
> B. RevoShare
>    1. Install Ambari (trunk), add Microsoft R mpack, start Ambari
>    2. Create cluster via blueprint with HDFS, YARN, ZooKeeper, Microsoft R
>    3. Verify `/user/RevoShare` directory exists: `hdfs dfs -ls /user/`
> 
> 
> Thanks,
> 
> Attila Doroszlai
> 
>

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