Nova passes ip, iqn, and hostname into initialize_connection. That should give you the info you need.
Vish On Jan 26, 2015, at 3:21 AM, Philipp Marek <philipp.ma...@linbit.com> wrote: > Hello everybody, > > I'm currently working on providing DRBD as a block storage protocol. > For that the cinder volume driver needs to know at > > initialize_connection, > create_export, and > ensure_export > > time which Nova host will be used to access the data. > > I'd like to ask for a bit of help; can somebody tell me which part of > the code decides that, and where the data flows? > Is it already known at that time which node will receive the VM? > > The arguments passed to this functions already include an > "attached_host" value, sadly it's currently given as "None"... > > > Thank you for any tips, ideas, and pointers into the code - and, > of course, even more so for full-blown patches on review.openstack.org ;) > > > Regards, > > Phil > > > -- > : Ing. Philipp Marek > : LINBIT | Your Way to High Availability > : DRBD/HA support and consulting http://www.linbit.com : > > DRBD® and LINBIT® are registered trademarks of LINBIT, Austria. > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev __________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
