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Posted to issues@ambari.apache.org by "Vitaly Brodetskyi (JIRA)" <ji...@apache.org> on 2017/07/17 20:12:00 UTC
[jira] [Created] (AMBARI-21504) Restart of MR2 History Server
failed due to null in immutable_paths
Vitaly Brodetskyi created AMBARI-21504:
------------------------------------------
Summary: Restart of MR2 History Server failed due to null in immutable_paths
Key: AMBARI-21504
URL: https://issues.apache.org/jira/browse/AMBARI-21504
Project: Ambari
Issue Type: Bug
Components: ambari-server
Affects Versions: 2.5.2
Reporter: Vitaly Brodetskyi
Assignee: Vitaly Brodetskyi
Priority: Blocker
Fix For: 2.5.2
Steps:
* Installed Ambari 2.2 with Slider and services it required
* Upgraded Ambari to 2.5.2.0-134
* Registered HDP 2.6.1.0 repo, installed packages
* Restarted services that needed restart
* Ran service checks
* Started upgrade
Result: _Restarting History Server_ step failed with
{noformat:title=errors-91.txt}
Traceback (most recent call last):
File "/var/lib/ambari-agent/cache/common-services/YARN/2.1.0.2.0/package/scripts/historyserver.py", line 134, in <module>
HistoryServer().execute()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 329, in execute
method(env)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 841, in restart
self.pre_upgrade_restart(env, upgrade_type=upgrade_type)
File "/var/lib/ambari-agent/cache/common-services/YARN/2.1.0.2.0/package/scripts/historyserver.py", line 85, in pre_upgrade_restart
copy_to_hdfs("mapreduce", params.user_group, params.hdfs_user, skip=params.sysprep_skip_copy_tarballs_hdfs)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/copy_tarball.py", line 256, in copy_to_hdfs
mode=0555
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/libraries/providers/hdfs_resource.py", line 560, in action_create_on_execute
self.action_delayed("create")
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 550, in action_delayed
parsed_not_managed_paths = [HdfsResourceProvider.parse_path(path) for path in self.resource.immutable_paths]
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 519, in parse_path
math_with_protocol_and_nn_url = re.match("[a-zA-Z]+://[^/]+(/.+)", path)
File "/usr/lib64/python2.7/re.py", line 137, in match
return _compile(pattern, flags).match(string)
TypeError: expected string or buffer
{noformat}
{noformat:title=command-91.json}
"hostLevelParams": {
...
"not_managed_hdfs_path_list": "[null,\"/mr-history/done\",\"/app-logs\"]",
...
}
{noformat}
Failure seems to be due to {{null}} value in the list.
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