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Subject: Re: Review Request 30690: Configuration parameter
 'dfs.journalnode.kerberos.principal' was not found in configurations
 dictionary. Kerberized cluster
From: "Alejandro Fernandez" <afernandez@hortonworks.com>
To: "Robert Levas" <rlevas@hortonworks.com>,
 "Jonathan Hurley" <jhurley@hortonworks.com>
Cc: "Alejandro Fernandez" <afernandez@hortonworks.com>,
 "Ambari" <dev@ambari.apache.org>
Date: Thu, 05 Feb 2015 20:46:02 -0000
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-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/30690/
-----------------------------------------------------------

(Updated Feb. 5, 2015, 8:46 p.m.)


Review request for Ambari, Jonathan Hurley and Robert Levas.


Bugs: AMBARI-9504
    https://issues.apache.org/jira/browse/AMBARI-9504


Repository: ambari


Description
-------

Cluster uses Blueprint
HDFS_CLIENT install and DATANODE restart failed on secured cluster with error:
Fail: Configuration parameter 'dfs.journalnode.kerberos.principal' was not found in configurations dictionary!

```
2015-02-04 07:16:24,098 - Error while executing command 'restart':
Traceback (most recent call last):
  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py\", line 184, in execute
    method(env)
  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py\", line 338, in restart
    self.stop(env)
  File \"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/datanode.py\", line 67, in stop
    import params
  File \"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/params.py\", line 245, in <module>
    _jn_principal_name = _jn_principal_name.replace('_HOST', hostname.lower())
  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/config_dictionary.py\", line 79, in __getattr__
    raise Fail(\"Configuration parameter '\" + self.name + \"' was not found in configurations dictionary!\")
Fail: Configuration parameter 'dfs.journalnode.kerberos.principal' was not found in configurations dictionary!",
    "stdout" : "2015-02-04 07:16:22,978 - u\"Group['hadoop']\" {'ignore_failures': False}

...

2015-02-04 07:16:24,098 - Error while executing command 'restart':
Traceback (most recent call last):
  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py\", line 184, in execute
    method(env)
  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py\", line 338, in restart
    self.stop(env)
  File \"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/datanode.py\", line 67, in stop
    import params
  File \"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/params.py\", line 245, in <module>
    _jn_principal_name = _jn_principal_name.replace('_HOST', hostname.lower())
  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/config_dictionary.py\", line 79, in __getattr__
    raise Fail(\"Configuration parameter '\" + self.name + \"' was not found in configurations dictionary!\")
Fail: Configuration parameter 'dfs.journalnode.kerberos.principal' was not found in configurations dictionary!
```


Diffs
-----

  ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/package/scripts/params.py ef0991e 

Diff: https://reviews.apache.org/r/30690/diff/


Testing (updated)
-------

Unit tests passed.

[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 29:47.272s
[INFO] Finished at: Thu Feb 05 12:41:52 PST 2015
[INFO] Final Memory: 62M/326M
[INFO] ------------------------------------------------------------------------


Thanks,

Alejandro Fernandez


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