Hi
On Fri, Aug 2, 2019 at 5:12 PM Tomáš Golembiovský <tgole...@redhat.com> wrote:
>
> Hi,
>
> I would like to add version reporting of Windows virtio drivers to qemu-ga.
> Obviously this is specific to Windows as for POSIX systems it corelates with
> the version of kernel. I would appreciate your ideas on a few topics.
>
> Does it make sense to add this information as new (optonal) field to result of
> 'guest-get-osinfo'. Or would it be better to add whole new command? I expect
If the information is cheap to retrieve, I think it is fine as part of
get-osinfo.
> the result to look something like this:
>
> "component-versions": [
> {
> "name": "VirtIO Balloon Driver",
> "version": "03/10/2019,62.77.104.16900"
> },
> {
> "name": "QEMU PVPanic Device",
> "version": "06/11/2018,62.76.104.15400"
> },
> ...
> ]
I am not a Windows expert, but I can imagine drivers have a more
uniquely identifiable ID than a human string.
>
> Alternatively we could report all available versions of the specific
> driver instead of just the latest. Note that this does not say much
> about which version is in use or if a device is available in the
> system.
What's the goal of this version reporting btw? to audit the VM? Isn't
there other mechanism to keep Windows systems up to date and alert
management layers? Perhaps that's Windows business/enterprise
solutions that are too expensive though, and we want something more
specific to qemu VMs.
>
>
> I have checked the available drivers and the names quite vary. I guess we'll
> need to list and match the complete name and not just some substring (like
> "VirtIO"). See the following list:
>
> QEMU FWCfg Device
> QEMU PVPanic Device
> QEMU Serial PCI Card
> Red Hat Q35 SM Bus driver
> Red Hat QXL controller
> Red Hat VirtIO Ethernet Adapter
> Red Hat VirtIO SCSI controller
> Red Hat VirtIO SCSI controller
> Red Hat VirtIO SCSI pass-through controller
> VirtIO Balloon Driver
> VirtIO Input Driver
> VirtIO RNG Device
> VirtIO Serial Driver
> VirtIO-Serial Driver
>
> Is it OK to hardcode the list in qemu-ga source? Is there already any support
> for dealing with regexes or tries in qemu source tree?
glib has GRegexp.
>
> Any other ideas, concerns?
>
> Tomas
>
> --
> Tomáš Golembiovský <tgole...@redhat.com>
