[all][operator][policy] Operator feedback on 'Consistent and Secure RBAC" (new design for RBAC)
juliaashleykreger at gmail.com
Thu Jun 9 15:00:57 UTC 2022
On Thu, Jun 9, 2022 at 6:30 AM Dan Smith <dms at danplanet.com> wrote:
> > So, one thought. Ironic views system scope as *critical* for our usage
> > based upon the consensus we built before the direction change, because
> > the system fundamentally is the owner/manager of $things. We can and
> > likely should extend that out to project admin (granted, I suspect at
> > least one ironic admin will reply with a strong -1 to such a change...
> > :\. ) given the direction change. We also have had some operators jump
> > on it, but... again, entirely different models of usage/interaction
> > given the base state. If system scope were to suddenly disappear or be
> > completely redefined, it would be a hard break for us at this point.
> I don't think system scope would (or could) disappear at this point, so
> I don't think there's much to worry about.
Whew! That is a weight off my shoulders!
> I think it's totally
> reasonable to say that there are certain things that a user would never
> interact with directly, which are entirely system-scoped. This might be
> things like ironic and maybe even placement. You could also make the
> argument that a good chunk of keystone's API is system-only.
> If people
> are already using ironic with scopes turned on, it proves the point that
> it's isolated enough that it doesn't suffer from all the other problems
> that caused the direction change.
Really, starting out as an admin-only service and then later adding
multi-tenancy support which only got turned on by default with SRBAC
meant we never had to deal with the can of worms that were initially
encountered with system scope.
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