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  1. Ambari
  2. AMBARI-21750

HDFS restart fails after migration if WebHDFS is disabled

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 2.5.2
    • Fix Version/s: 2.5.2
    • Component/s: ambari-server
    • Labels:
      None

      Description

      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:
        ls -l /var/lib/ambari-agent/cache/stacks/BigInsights/4.2.5/hooks/before-START/files/fast-hdfs-resource.jar
        
      • Restart amabri agent. The file is deleted after restart.
      • Results in the following error:
        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
        

        Attachments

        1. AMBARI-21750.patch
          0.6 kB
          Siddharth Wagle

          Activity

            People

            • Assignee:
              swagle Siddharth Wagle
              Reporter:
              swagle Siddharth Wagle
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              Dates

              • Created:
                Updated:
                Resolved: