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Ship it!




Ship It!

- Sumit Mohanty


On July 25, 2016, 6:17 p.m., Sid Wagle wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/50395/
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> 
> (Updated July 25, 2016, 6:17 p.m.)
> 
> 
> Review request for Ambari, Andrew Onischuk and Sumit Mohanty.
> 
> 
> Bugs: AMBARI-17888
>     https://issues.apache.org/jira/browse/AMBARI-17888
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> A common method of addressing failed disks, which is to set unwritable 
> permissions on a directory such as /hadoop10 within the root filesystem.
> 
> Once mounted, the mounted filesystem will overlay the correct permissions 
> structure, allowing hdfs to write to the mounted disk.
> 
> In the case of a failed mount operation, the associated /hadoop10 directory 
> will be unwritable by hdfs.
> 
> However, Ambari will see the visible directory with incorrect permissions, 
> and "fix" the permissions back to a writable directory-- resulting in the 
> datanode filling the root partition of a machine.
> 
> We need to prevent ambari from changing permissions on YARN local and HDFS 
> data dirs.
> 
> 
> Diffs
> -----
> 
>   ambari-agent/src/test/python/resource_management/TestDatanodeHelper.py 
> 9fa986b 
>   
> ambari-common/src/main/python/resource_management/libraries/functions/mounted_dirs_helper.py
>  ba59a92 
>   
> ambari-server/src/main/resources/stacks/HDP/2.0.6/configuration/cluster-env.xml
>  89e05d7 
>   ambari-server/src/test/python/stacks/2.0.6/YARN/test_nodemanager.py 06b976e 
>   ambari-server/src/test/python/stacks/2.0.6/configs/default.json 696b2de 
>   ambari-server/src/test/python/stacks/2.0.6/configs/secured.json 7a58ec5 
>   ambari-server/src/test/python/stacks/2.5/configs/ranger-admin-default.json 
> 934007b 
>   ambari-server/src/test/python/stacks/2.5/configs/ranger-admin-secured.json 
> daf6e80 
>   ambari-server/src/test/python/stacks/2.5/configs/ranger-kms-default.json 
> d1365ac 
>   ambari-server/src/test/python/stacks/2.5/configs/ranger-kms-secured.json 
> 7a68a07 
> 
> Diff: https://reviews.apache.org/r/50395/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Sid Wagle
> 
>

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