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From "Siddharth Wagle (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (AMBARI-21750) HDFS restart fails after migration if WebHDFS is disabled
Date Fri, 18 Aug 2017 00:28:01 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-21750?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Siddharth Wagle updated AMBARI-21750:
-------------------------------------
    Status: Patch Available  (was: Open)

> HDFS restart fails after migration if WebHDFS is disabled
> ---------------------------------------------------------
>
>                 Key: AMBARI-21750
>                 URL: https://issues.apache.org/jira/browse/AMBARI-21750
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.5.2
>            Reporter: Siddharth Wagle
>            Assignee: Siddharth Wagle
>            Priority: Critical
>             Fix For: 2.5.2
>
>         Attachments: AMBARI-21750.patch
>
>
> *STR*:
> - Install IOP 4.2.5 cluster with HDFS and ZK 
> - Disable WebHDFS and Restart affected services
> - Upgrade to Ambari 2.5.2 (latest build)
> - Check the fast-hdfs-resource jar exists:
> {code}
> ls -l /var/lib/ambari-agent/cache/stacks/BigInsights/4.2.5/hooks/before-START/files/fast-hdfs-resource.jar
> {code}
> - Restart amabri agent. The file is deleted after restart.
> - Results in the following error:
> {code}
> raceback (most recent call last):
>   File "/var/lib/ambari-agent/cache/stacks/BigInsights/4.2.5/hooks/before-START/scripts/hook.py",
line 41, in <module>
>     BeforeStartHook().execute()
>   File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py",
line 329, in execute
>     method(env)
>   File "/var/lib/ambari-agent/cache/stacks/BigInsights/4.2.5/hooks/before-START/scripts/hook.py",
line 34, in hook
>     setup_hadoop()
>   File "/var/lib/ambari-agent/cache/stacks/BigInsights/4.2.5/hooks/before-START/scripts/shared_initialization.py",
line 71, in setup_hadoop
>     content=StaticFile("fast-hdfs-resource.jar")
>   File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 166,
in __init__
>     self.env.run()
>   File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line
160, in run
>     self.run_action(resource, action)
>   File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line
124, in run_action
>     provider_action()
>   File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py",
line 123, in action_create
>     content = self._get_content()
>   File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py",
line 160, in _get_content
>     return content()
>   File "/usr/lib/python2.6/site-packages/resource_management/core/source.py", line 52,
in __call__
>     return self.get_content()
>   File "/usr/lib/python2.6/site-packages/resource_management/core/source.py", line 76,
in get_content
>     raise Fail("{0} Source file {1} is not found".format(repr(self), path))
> resource_management.core.exceptions.Fail: StaticFile('fast-hdfs-resource.jar') Source
file /var/lib/ambari-agent/cache/stacks/BigInsights/4.2.5/hooks/before-START/files/fast-hdfs-resource.jar
is not found
> {code}



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