Add Ganesha HA bits back to glusterfs code repo

[thotz]

Till 3.12, glusterd had an option to setup HA cluster for nfs-ganesha using pacemaker and corosync infavour of "Storhaug" Project. But it also becomes in a halt state. Since there is not much development towards storhaug, it better to keep back old working HA solution for nfs-ganesha with bit improvements.

There were two old cli's for setting up and exporting the volume and helper script ganesha-ha.sh to manage ganesha cluster.
gluster nfs-ganesha enable/disable --> setting up/ teardown ganesha HA cluster
gluster v set ganesha.enable on/off --> [un/]exporting the volume
ganesha.sh options
--add -> add node to ganesha cluster
--delete -> delete node from ganesha cluster
--refresh-config -> modify the ganesha export
--status -> health check for ganesha cluster

Improvements

• add options in nfs-ganesha enable command like
  gluster nfs-ganesha enable --no-ha, will start nfs-ganesha on all the nodes but won't set up ganesha HA cluster

• Handling of export id's properly in the scripts
  current all of the scripts expects the volume configuration have single export id. But it is wrong for subdir exports. Planning to fix the same

[gluster-ant]

A patch https://review.gluster.org/22637 has been posted that references this issue.

Revert "glusterd: (storhaug) remove ganesha"

Change-Id: I811efefc148453fe32e4f0d322e80455447cec71
updates: #663
Signed-off-by: Jiffin Tony Thottan jthottan@redhat.com

[gluster-ant]

A patch https://review.gluster.org/22636 has been posted that references this issue.

Revert "packaging: (ganesha) remove glusterfs-ganesha subpackage and related files"

Change-Id: I1d60c8970bfc20035cf674d7b2705dfd4819647e
updates: #663
Signed-off-by: Jiffin Tony Thottan jthottan@redhat.com

[stale]

Thank you for your contributions.
Noticed that this issue is not having any activity in last ~6 months! We are marking this issue as stale because it has not had recent activity.
It will be closed in 2 weeks if no one responds with a comment here.

[thotz]

The change was merged upstream

[stale]

Thank you for your contributions.
Noticed that this issue is not having any activity in last ~6 months! We are marking this issue as stale because it has not had recent activity.
It will be closed in 2 weeks if no one responds with a comment here.

[stale]

Closing this issue as there was no update since my last update on issue. If this is an issue which is still valid, feel free to open it.