----- Original Message ----- > > > > https://github.com/openstack/nova/blob/master/nova/db/sqlalchemy/api.py#L420 > > > > https://github.com/openstack/nova/blob/master/nova/db/sqlalchemy/models.py#L43 > > This API and these models are what we are trying to avoid exposing to > the rest of nova. By wrapping these in our NovaObject-based structures, > we can bundle versioned data and methods together which is what we need > for cross-version compatibility and parity for the parts of nova that > are not allowed to talk to the database directly. > > See the code in nova/objects/* for the implementations. Right now, these > just call into the db_api.py, but eventually we want to move the actual > database implementation into the objects themselves and hopefully > dispense with most or all of the sqlalchemy/* stuff. This also provides > us the ability to use other persistence backends that aren't supported > by sqlalchemy, or that don't behave like it does. > > If you're going to be at the summit, come to the "objects" session on > Thursday where we'll talk about this in more detail. Other projects have > expressed interest in moving the core framework into Oslo so that we're > all doing things in roughly the same way. It would be good to get you > started on "the right way" early on before you have the migration hassle > we're currently "enjoying" in Nova :) >
Good idea, I'll dig through the code on the plane :) _______________________________________________ OpenStack-dev mailing list [email protected] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
