On Wed, Nov 14, 2018 at 9:08 AM Kaustav Majumder <kmajumde@redhat.com> wrote:
>
> Hi all,
> I have been working on making vdsm-gluster python 3 compatible.
> I had some queries regarding the tool used for getting storage devices info. Till now vdsm uses python blivet for getting the device tree information.

python3-blivet  supports only py3; python2-blivet1 supports only py2.
You may re-implement vdsm.gluster.storagedev with python3-blivet if
six.PY3 and keep the current code if six.PY2.

>
> I am not sure if blivet is compatible with python 3 so I had two propositions which I want some advice on.
>
> 1) Using lsblk and parsing the output

I'd do this if parsing lsblk is simpler than calling python3-blivet


> 2) Using ansible modules locally in the vdsm hosts.

Do you plan to parse their output? How are they implemented? This
seems like to most cumbersome option.

>
> Although I feel the 2nd way will add more dependencies to the project but it can help us in the long run to add more functionality easily.
>
> Thanks,
> Kaustav
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