[Openstack] How to use the new feature of cinder about read-only volume

John Griffith john.griffith at solidfire.com
Fri Feb 14 05:10:14 UTC 2014


On Thu, Feb 13, 2014 at 7:54 PM, minmin ren <rmm0811 at gmail.com> wrote:
> I found cinder havana version is added a new feature about the read-only
> volume.
> So I create a volume with setting volume metadata with key="readonly" and
> value="True", and attached it to an instance.
> However, it doesn't work. I can write data in volume.
>
> Any wrong with my steps?
> How could I use the read-only volume?
> Has been multi-attach readonly volume supported?
>
>
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Unfortunately this isn't something that's usable at this point.  What
you are seeing in the code are the beginnings of an effort that was
started but never picked back up this cycle.  I'll have a look at
where this is at but may revert the code for icehouse it's picked back
up.  There's no API call specifically because we weren't ready to
expose this yet.

Thanks,
John




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