[openstack-dev] FreeBSD/bhyve support for nova with libvirt

Russell Bryant rbryant at redhat.com
Mon Mar 31 17:17:39 UTC 2014


On 03/31/2014 01:01 PM, Michał Dubiel wrote:
> Hi All,
> 
> I have prepared commits I would like to have it reviewed and eventually
> merged that add initial, limited support for FreeBSD as a host to nova.
> It includes basic networking via freebsd_net driver (similar to the
> linux_net) and few addons to libvirt compute driver in order to support
> the bhyve hypervisor. Intent for those commits is let other play with
> openstack on FreeBSD and to provide a code base for further development,
> as the current version comes with many limitations like:
> 
> - Only FreeBSD guest OSes can be used
> - No support for the config drive
> - Only one disk and one Ethernet interface
> - No pause/resume functionality
> - No VM migration support
> - No files injection to VMs filesystem
> - Only works with bridged networking using nova-network with
> Flat/FlatDHCP multi-host mode
> 
> Unit test are included, however, for all that to work on a real system
> you have to use a slightly patched version of libvirt as not all
> features has been merged to the official repository yet. My question is
> if that is applicable to be merged at all, or should I wait for all
> necessary stuff to be in libvirt official repository at first? I want
> also mention that there is an active work underway in libvirt community
> to have all them implemented and included in the libvirt code.

The limitations you mention are pretty severe, so I'm not sure this
sounds like something we would want to include in that state.

If the gaps were closed, the biggest blocker to considering it for
merging would be a CI platform that's running Nova in this setup against
every patch.  We require that for all hypervisor drivers now.

https://wiki.openstack.org/wiki/HypervisorSupportMatrix/DeprecationPlan

-- 
Russell Bryant



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