there are special cases though, like preview and such
On Wed, Feb 19, 2020 at 10:28 AM Benny Zlotnik <[email protected]> wrote: > > well, a disk is a chain, so there has to be only one leaf > > > > On Wed, Feb 19, 2020 at 9:58 AM Fedor Gavrilov <[email protected]> wrote: > > > > Amit, Benny, thanks for your help! > > > > So does that mean that there can only be at most one leaf in the chain at > > any moment? Do we also expect at least one leaf? > > > > Fedor > > > > ----- Original Message ----- > > From: "Benny Zlotnik" <[email protected]> > > To: "Fedor Gavrilov" <[email protected]> > > Cc: "devel" <[email protected]> > > Sent: Wednesday, February 19, 2020 8:50:00 AM > > Subject: Re: [ovirt-devel] do we even handle volume metadata in the engine? > > > > Whether a volume is a leaf can be easily computed since it's the last > > volume in the chain, see[1] > > > > > > [1] > > https://github.com/oVirt/ovirt-engine/blob/master/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/storage/disk/image/ImagesHandler.java#L667 > > > > On Tue, Feb 18, 2020 at 5:14 PM Fedor Gavrilov <[email protected]> wrote: > > > > > > Hi, > > > > > > It seems I was able to get my setup working for NFS storage, thanks for > > > your advices! > > > > > > Now I'm afraid I am stuck again: what I need to do is to add validation > > > for volume metadata to a certain command (to be exact, that VOLTYPE is > > > LEAF). But I can't find examples of us dealing with this data in the > > > engine part at all. I understand this is in the end executed by VDSM, but > > > nevertheless - in what format are we even reading and writing volume > > > metadata? Even class/method name would be helpful. > > > > > > Thanks, > > > Fedor > > > _______________________________________________ > > > Devel mailing list -- [email protected] > > > To unsubscribe send an email to [email protected] > > > Privacy Statement: https://www.ovirt.org/site/privacy-policy/ > > > oVirt Code of Conduct: > > > https://www.ovirt.org/community/about/community-guidelines/ > > > List Archives: > > > https://lists.ovirt.org/archives/list/[email protected]/message/EBNNYCDNFV35SSSS3HN4HZK3XSIX5ABC/ > > _______________________________________________ Devel mailing list -- [email protected] To unsubscribe send an email to [email protected] Privacy Statement: https://www.ovirt.org/site/privacy-policy/ oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/[email protected]/message/OKOAJTDCHIPTEDANCEFRYHG7HBMFUMYQ/
