[SLIDER-954] Slider component container can not connect to quorum with an error 'NoneType' object has no attribute 'strip'"

• Type: Bug
• Status: Open
• Priority: Critical
• Resolution: Unresolved
• Affects Version/s: Slider 0.80, Slider 0.81, Slider 0.90.2
• Component/s: agent, app-package

Environment

SUSE Linux Enterprise Server 11 (x86_64) VERSION = 11 PATCHLEVEL = 1
Python 2.6
Hadoop-2.7 branch
zookeeper-3.4.6

• Assignee: Unassigned
• Reporter: Rohith Sharma K S
• Created: 29/Oct/15 06:15
• Updated: 29/Oct/15 06:33

Description

When each time slider is launched HBase as long running service, slider agent can not connect to quorum eventhough quorum is running and mannually able to connect to /registry/users/rohith/services/org-apache-slider/t and obtain the required json info.

DEBUG 2015-10-29 10:41:27,804 Registry.py:33 - Trying to connect to ZK...
ERROR 2015-10-29 10:41:27,805 Registry.py:63 - Could not connect to zk registry at /registry/users/rohith/services/org-apache-slider/t in quorum 10.18.130.110:54000. Error: 'NoneType' object has no attribute 'strip'
INFO 2015-10-29 10:41:27,805 Registry.py:69 - AM Host = , AM Secured Port = , ping port = 
INFO 2015-10-29 10:41:27,805 main.py:259 - Unable to extract AM host details from ZK, retrying ...

As a result of above HMaster and HRegionServer did not launched but in slider.log, it it keep on retrying by launching new containers.