[Bugs] [Bug 1425919] New: [GANESHA] Adding a node to existing ganesha cluster is failing on rhel 6.9

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1425919

            Bug ID: 1425919
           Summary: [GANESHA] Adding a node to existing ganesha cluster is
                    failing on rhel 6.9
           Product: GlusterFS
           Version: 3.10
         Component: common-ha
          Priority: high
          Assignee: jthottan at redhat.com
          Reporter: jthottan at redhat.com
                CC: amukherj at redhat.com, bugs at gluster.org,
                    jthottan at redhat.com, kkeithle at redhat.com,
                    msaini at redhat.com, rcyriac at redhat.com,
                    rhinduja at redhat.com, rhs-bugs at redhat.com,
                    skoduri at redhat.com, storage-qa-internal at redhat.com
        Depends On: 1425748



Description of problem:
Adding a node to existing 4 node ganesha cluster is failing  

Version-Release number of selected component (if applicable):
# cat /etc/redhat-release 
Red Hat Enterprise Linux Server release 6.9 Beta (Santiago)

glusterfs-ganesha-3.8.4-14.el6rhs.x86_64


How reproducible:
Consistently

Steps to Reproduce:
1.Create a 4 Node ganesha cluster.
2.Perform pre-requisite for adding a node to existing cluster
3.Perform Add node from 1 of the node in existing cluster

#/usr/libexec/ganesha/ganesha-ha.sh --add
/var/run/gluster/shared_storage/nfs-ganesha/ dhcp42-191.lab.eng.blr.redhat.com
10.70.42.135

PCS Status on 5th Node

# pcs status
Cluster name: ganesha-ha-360
WARNING: no stonith devices and stonith-enabled is not false
Stack: cman
Current DC: dhcp42-191.lab.eng.blr.redhat.com (version 1.1.15-5.el6-e174ec8) -
partition WITHOUT quorum
Last updated: Wed Feb 22 20:18:59 2017        Last change: Wed Feb 22 20:13:27
2017 by root via crmd on dhcp42-191.lab.eng.blr.redhat.com

5 nodes and 0 resources configured

Node dhcp42-237.lab.eng.blr.redhat.com: UNCLEAN (offline)
Node dhcp43-151.lab.eng.blr.redhat.com: UNCLEAN (offline)
Node dhcp43-171.lab.eng.blr.redhat.com: UNCLEAN (offline)
Node dhcp43-235.lab.eng.blr.redhat.com: UNCLEAN (offline)
Online: [ dhcp42-191.lab.eng.blr.redhat.com ]

No resources


Daemon Status:
  cman: active/disabled
  corosync: active/disabled
  pacemaker: active/enabled
  pcsd: active/enabled

Actual results:
Add node is not successfull

Expected results:
Add node should be successfull

Additional info:

While running add node a warning is displayed to restart cluster after add node

============================
# /usr/libexec/ganesha/ganesha-ha.sh --add
/var/run/gluster/shared_storage/nfs-ganesha/ dhcp42-191.lab.eng.blr.redhat.com
10.70.42.135
Starting ganesha.nfsd: [  OK  ]
Disabling SBD service...
dhcp42-191.lab.eng.blr.redhat.com: sbd disabled
dhcp42-237.lab.eng.blr.redhat.com: Corosync updated
dhcp43-151.lab.eng.blr.redhat.com: Corosync updated
dhcp43-235.lab.eng.blr.redhat.com: Corosync updated
dhcp43-171.lab.eng.blr.redhat.com: Corosync updated
Setting up corosync...
dhcp42-191.lab.eng.blr.redhat.com: Updated cluster.conf...
dhcp42-191.lab.eng.blr.redhat.com: Starting Cluster...
Synchronizing pcsd certificates on nodes dhcp42-191.lab.eng.blr.redhat.com...
dhcp42-191.lab.eng.blr.redhat.com: Success

Restarting pcsd on the nodes in order to reload the certificates...
dhcp42-191.lab.eng.blr.redhat.com: Success
Warning: Using udpu transport on a RHEL 6 cluster, cluster restart is required
to apply node addition
dhcp42-191.lab.eng.blr.redhat.com: Starting Cluster...
Removing group: dhcp42-237.lab.eng.blr.redhat.com-group (and all resources
within group)
Stopping all resources in group: dhcp42-237.lab.eng.blr.redhat.com-group...


==========================



--- Additional comment from Jiffin on 2017-02-22 05:58:56 EST ---

>From the warning message "Warning: Using udpu transport on a RHEL 6 cluster,
cluster restart is required to apply node addition"

it looks like regression caused by this change http://review.gluster.org/16122
Requesting Kaleb to have a look


Referenced Bugs:

https://bugzilla.redhat.com/show_bug.cgi?id=1425748
[Bug 1425748] [GANESHA] Adding a node to existing ganesha cluster is
failing on rhel 6.9
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