[ovirt-devel] Adding /etc/ovirt-release

[Sandro Bonazzola]

On Mon, Sep 14, 2015 at 8:08 AM, Fabian Deutsch <fdeutsch at redhat.com> wrote:

> On Mon, Sep 14, 2015 at 7:45 AM, Sandro Bonazzola <sbonazzo at redhat.com>
> wrote:
> >
> >
> > On Fri, Sep 11, 2015 at 5:43 PM, Fabian Deutsch <fdeutsch at redhat.com>
> wrote:
> >>
> >> Hey,
> >>
> >> I'd like to make it easier to discover what oVirt release is
> >> installed, and what potential variant (i.e Node) is used.
> >> Currently we are using some Node specific files to identify this
> >> "variant".
> >>
> >> With this patch [0] I'm suggesting to add the /etc/ovirt-release file,
> >> with the following contents:
> >>
> >> NAME=oVirt
> >> ID=ovirt
> >> VERSION="4.0 (master)"
> >> VERSION_ID=4.0
> >> PRETTY_NAME="oVirt 4.0"
> >> CPE_NAME="cpe:/a:ovirtproject:ovirt:4.0:dev"
> >> VARIANT=""
> >> VARIANT_ID=
> >>
> >> The variables are close to what is used by Fedora and CentOS.
> >> The variant field is left empty by default, but can be populated with
> >> defined values for variants like Node or i.e. a container variant.
> >
> > what if multiple ovirt-releaseX are installed?
> > for example, upgrading from 3.5 to 3.6 keeping rollback support during
> the
> > upgrade requires to have ovirt-release35 and ovirt-release36 installed
> side
> > by side.
>
> Does the oVirt specific rpm based delivery allow rolling back?
>

well yes, if for some reason the upgrade from 3.5 to 3.6 fails, transaction
rollback should work, restoring 3.5 to previous state.



> Could you point me to that logic?
>
>

it's within engine-setup, provided by otopi framework.



> A general approach could be to make /etc/ovirt-release a symlink.
>
> Right now I'd even consider to move this file to
> /usr/lib/ovirt-release, this will be much better suioted for image
> based deliveries …
>
> - fabian
>
> >
> >>
> >>
> >> A CPE [1] is also included for convenience.
> >>
> >> Thoughts?
> >>
> >> - fabian
> >>
> >> --
> >> [0] https://gerrit.ovirt.org/#/c/46067/
> >> [1] http://cpe.mitre.org/
> >
> >
> >
> >
> > --
> > Sandro Bonazzola
> > Better technology. Faster innovation. Powered by community collaboration.
> > See how it works at redhat.com
>
>
>
> --
> Fabian Deutsch <fdeutsch at redhat.com>
> RHEV Hypervisor
> Red Hat
>



-- 
Sandro Bonazzola
Better technology. Faster innovation. Powered by community collaboration.
See how it works at redhat.com
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