I implemented log rotation on my HDP cluster (2.6.0) with ambari 2.5.0.3. I could not restart any any service with Ambari after changing the log4j properties. I got the error message below...
Traceback (most recent call last):
File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py", line 40, in <module>
BeforeStartHook().execute()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 314, in execute
method(env)
File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py", line 33, in hook
setup_hadoop()
File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py", line 93, in setup_hadoop
content=InlineTemplate(params.log4j_props)
File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 155, 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 144, in get_content
rendered = self.template.render(self.context)
File "/usr/lib/python2.6/site-packages/ambari_jinja2/environment.py", line 891, in render
return self.environment.handle_exception(exc_info, True)
File "<template>", line 101, in top-level template code
File "/usr/lib/python2.6/site-packages/ambari_jinja2/environment.py", line 371, in getattr
return getattr(obj, attribute)
ambari_jinja2.exceptions.UndefinedError: 'hadoop_log' is undefined
2018-04-19 07:15:51,479 - File['/usr/hdp/current/hadoop-client/conf/health_check'] {'content': Template('health_check.j2'), 'owner': 'hdfs'}
2018-04-19 07:15:51,488 - File['/usr/hdp/current/hadoop-client/conf/log4j.properties'] {'content': InlineTemplate(...), 'owner': 'hdfs', 'group': 'hadoop', 'mode': 0644}
Command failed after 1 tries
