[openstack-dev] [nova] vif type libvirt-network
Neil.Jerram at metaswitch.com
Wed Jun 10 19:16:06 UTC 2015
On 10/06/15 15:47, Andreas Scheuring wrote:
> Hi Daniel, Neil and others,
> I was thinking about introducing libvirt-network as a new vif type to
> nova. It can be used when Neutron prepares a libvirt network for
> attaching guests.
> Would you see any general concerns with such an approach? Anything that
> I need to consider with libvirt networks in addition? Maybe I should
> mention one thing due to the discussion this morning: No plug/unplug
> behavior would required.
> Any feedback is welcome!
> I added a blueprint and wrote a spec with more details . This
> blueprint would make the macvtap-vif blueprint  dispensable.
> The neutron code exploiting this libvirt network vif type will land on
> stackforge. It will manage macvtap backed libvirt networks --> offer
> guest attachments via macvtap. 
>  https://blueprints.launchpad.net/nova/+spec/libvirt-network-vif
>  https://blueprints.launchpad.net/nova/+spec/libvirt-macvtap-vif
>  https://launchpad.net/networking-macvtap
> (I'm still waiting for the repo to be approved, so for now I only have a
> launchpad project to ref to).
Thanks, Andreas, this looks interesting. I wonder if
would provide the connectivity that my Calico project wants to set up
 - i.e. where all data to and from VMs is routed on the compute host
- instead of
Do you happen to know how data gets routed _to_ a VM, in the
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