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