[Openstack-operators] deprecated connection_type in nova.conf

Anne Gentle anne at openstack.org
Tue Jul 17 19:11:35 UTC 2012


Sean has done great work here by patching every bit of docs he could
find including a diagram's source file. Outstanding. I know many of us
who appreciate this level effort and wanted to recognize it as a great
bar to set. :)


On Tue, Jul 17, 2012 at 7:47 AM, Sean Dague <sdague at linux.vnet.ibm.com> wrote:
> As we've been talking about deprecation recently, I wanted to make sure that
> folks were aware of a change in Folsom that they'll need to take action in
> by Grizzly. This is cross posted to operators to make sure users see this.
> The connection_type parameter in nova.conf is deprecated for Folsom. This
> means it will still work as it did in Essex, but you'll get a warning log
> message about using it. It was the last module loader in nova that wasn't
> dynamic.
> This is replaced by compute_driver, which takes the class name of the virt
> driver to load. It is using the new import_object_ns() function, which means
> if the compute driver is in the nova.virt namespace you don't need to
> include that part.
> compute_driver=libvirt.LibvirtDriver
> is completely valid.
> All the code for this is in folsom already, devstack defaults to the above
> on new installs (as of a week or so ago), and most of the docs referencing
> connection_type have been changed (need a couple more changes today).
> connection_type support will be removed in master as soon as Folsom is
> branched off, so it will be gone in Grizzly. So if you don't change your
> configs for Folsom (which you don't need to do), you will need to change
> them in Grizzly.
>         -Sean
> --
> Sean Dague
> IBM Linux Technology Center
> email: sdague at linux.vnet.ibm.com
> alt-email: sldague at us.ibm.com
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