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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/59144/
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Review request for Ambari, Jonathan Hurley and Nate Cole.
Bugs: AMBARI-20980
https://issues.apache.org/jira/browse/AMBARI-20980
Repository: ambari
Description
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STR:
# Deploy HDP 2.5.3.0-37 on Ambari 2.4.2.0
# Enable NN HA
# Upgrade ambari to 2.5.1.0-95
# Register and install HDP 2.6.1.0-56
# Perform RU to Finalize
# Perform Downgrade
Result: RESTART SPARK2/SPARK2_CLIENT failed during Downgrade
std.err
{code}
Traceback (most recent call last):
File
"/var/lib/ambari-agent/cache/common-services/SPARK2/2.0.0/package/scripts/spark_client.py",
line 60, in <module>
SparkClient().execute()
File
"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py",
line 315, in execute
method(env)
File
"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py",
line 783, in restart
self.pre_upgrade_restart(env, upgrade_type=upgrade_type)
File
"/var/lib/ambari-agent/cache/common-services/SPARK2/2.0.0/package/scripts/spark_client.py",
line 51, in pre_upgrade_restart
import params
File
"/var/lib/ambari-agent/cache/common-services/SPARK2/2.0.0/package/scripts/params.py",
line 209, in <module>
livy2_pid_dir = status_params.livy2_pid_dir
AttributeError: 'module' object has no attribute 'livy2_pid_dir'
{code}
it was caused by AMBARI-19248 which assumes that livy2_pid_dir is present even
if livy2 is not installed.
Diffs
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ambari-server/src/main/resources/common-services/SPARK2/2.0.0/package/scripts/params.py
4ed0718
Diff: https://reviews.apache.org/r/59144/diff/1/
Testing
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mvn clean test
Also checked 2.5->2.6->2.6
Thanks,
Dmitro Lisnichenko
