[Bugs] [Bug 1627044] New: Converting to replica 2 volume is not throwing warning

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1627044

            Bug ID: 1627044
           Summary: Converting to replica 2 volume is not throwing warning
           Product: GlusterFS
           Version: mainline
         Component: replicate
          Severity: low
          Assignee: ksubrahm at redhat.com
          Reporter: ksubrahm at redhat.com
                CC: bugs at gluster.org, nchilaka at redhat.com,
                    ravishankar at redhat.com, rhs-bugs at redhat.com,
                    sankarshan at redhat.com, storage-qa-internal at redhat.com,
                    vavuthu at redhat.com
            Blocks: 1579758



+++ This bug was initially created as a clone of Bug #1579758 +++

Description of problem:

Converting to replica 2 volume is not throwing warning

Version-Release number of selected component (if applicable):

glusterfs-3.12.2-10.el7rhgs.x86_64

How reproducible:

Always

Below Scenarios was not throwing Warning while converting to replica 2

1) while converting distribute only to x2
2) while removing bricks from x3 to convert to x2
3) while adding/removing bricks in x2 configurations

Actual results:

Doesn't show any warning while doing above scenarios

Expected results:

Expecting to throw warning like below

" Replica 2 volumes are prone to split-brain. Use Arbiter or Replica 3 to avoid
this.
Do you still want to continue?
 (y/n) y
"

Additional info:


Referenced Bugs:

https://bugzilla.redhat.com/show_bug.cgi?id=1579758
[Bug 1579758] Converting to replica 2 volume is not throwing warning
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