[heketi-devel] Should 'heketi-cli device add ...' wipe devices?

[Michael Adam]

On 2018-05-15 at 12:14 +0200, Niels de Vos wrote:
> On Wed, May 09, 2018 at 01:44:06PM -0500, Jose A. Rivera wrote:
> > I would very much prefer not making it the default and requiring a
> > --force flag. But I would want the feature in general, since I already
> > effectively have such a flag in openshift-ansible.
> 
> Thanks Jose!
> 
> It seems that there is an agreement that a --force option would be
> useful. When passing this option, the data on the device will be
> destroyed with 'wipefs --all'.

Yes, please require an option!

> Most likely the option will be called --destroy-existing-data so that
> users are warned about the potential danger of using it.

Might be a little clumsy but very explicit.
Something like "--wipe-data" might work as well.

> I'll have a look at implementing this.

Great!

Michael

> Niels
> 
> > 
> > --Jose
> > 
> > On Wed, May 9, 2018 at 8:30 AM, Niels de Vos <ndevos at redhat.com> wrote:
> > > Hi,
> > >
> > > In https://bugzilla.redhat.com/1433614 there is the suggestion that upon
> > > tolopogy load the devices of the nodes should get wiped and not abort if
> > > 'pvcreate' detects existing data. I am wondering if this is a good idea
> > > to be the default.
> > >
> > > My preference would be to add a --force flag to the 'device add ...'
> > > command, and a matching key/value in the topology.json when 'topology
> > > load' is run.
> > >
> > > Any suggestions or preferences from others? Comments in the bug or a
> > > reply to this email are most welcome.
> > >
> > > Thanks,
> > > Niels
> > > _______________________________________________
> > > heketi-devel mailing list
> > > heketi-devel at gluster.org
> > > http://lists.gluster.org/mailman/listinfo/heketi-devel
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