Doroszlai, Attila created AMBARI-23610:
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Summary: Enable NameNode HA fails after Ambari Upgrade due to
AttributeError
Key: AMBARI-23610
URL: https://issues.apache.org/jira/browse/AMBARI-23610
Project: Ambari
Issue Type: Bug
Components: ambari-agent
Affects Versions: 2.7.0
Reporter: Doroszlai, Attila
Assignee: Doroszlai, Attila
Fix For: 2.7.0
STR
# Install a Ambari Cluster with Ambari 2.6.1
# Upgrade to Ambari 2.7
# Try to enable NameNode HA
Result:
{noformat}
Traceback (most recent call last):
File
"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/journalnode.py",
line 143, in <module>
JournalNode().execute()
File
"/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py",
line 353, in execute
method(env)
File
"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/journalnode.py",
line 39, in install
import params
File
"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/params.py",
line 25, in <module>
from params_linux import *
File
"/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/params_linux.py",
line 330, in <module>
if hostname.lower() in nn_host.lower() or public_hostname.lower() in
nn_host.lower():
AttributeError: 'NoneType' object has no attribute 'lower'
{noformat}
Problem:
{noformat:title=command*json}
"public_hostname": null
{noformat}
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