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#openstack-nova - 2017-07-06
12:45:07 jaypipes cdent: didn't know I could do that.
12:45:36 cdent it just falls out of the nature of json path '$' is 'everything'
12:45:43 jaypipes cdent: that would work. though a little hackery would allow one to remove the need for the $:
12:46:14 jaypipes cdent: if, say, Gabbit saw a "response_yaml_exact" tag in the gabbit.
12:46:55 cdent jaypipes: if you read around in that thread, especially the message I linked to, there's some discussion on options for how to do it. A little more discussino ought to lead to some reasonable outcomes
12:47:31 cdent the main thrust of the thread is to be able to read in files that are the json, but it's the same deal in the abstract
12:47:49 bauzas cdent: out of curiosity because I had the problem on Monday, how can I introspect a gabbi functional test?
12:48:50 cdent bauzas: depends on the kind of introspection you want to be doing, but you can make an individual test 'verbose' with 'verbose: True' but frequently the output will be swallowed, depending on the environment
12:49:03 cdent another option is to add a response_strings:\n- something that won't match
12:49:10 cdent and then it will fail and you can see the response
12:49:14 bauzas cdent: basically debugging
12:49:19 bauzas ie. pdb'ing
12:49:34 bauzas since tox can't do that, I generally use testtools.run directly
12:50:08 bauzas but since placement tests are generated by an helper, I can't directly use it
12:50:26 bauzas because testtools.run can't find the test I wanted to debug
12:50:36 cdent subunit.run can
12:51:16 bauzas a-ha!
12:51:51 bauzas at least "python -m testtools.run discover --load-list my-list" is not possible
13:04:12 openstackgerrit Stephen Finucane proposed openstack/nova master: Always refresh cache when checking extensions https://review.openstack.org/480674
13:04:12 openstackgerrit Stephen Finucane proposed openstack/nova master: Add '_has_dns_extension' function https://review.openstack.org/480675
13:04:13 openstackgerrit Stephen Finucane proposed openstack/nova master: Use dns_domain value from neutron in os-vif wiring https://review.openstack.org/480676
13:04:13 openstackgerrit Stephen Finucane proposed openstack/nova master: metadata: Don't use nova-net DNS values with neutron https://review.openstack.org/480616
13:12:41 openstackgerrit Stephen Finucane proposed openstack/nova master: metadata: Don't use nova-net DNS values with neutron https://review.openstack.org/480616
13:16:14 stephenfin mriedem, sean-k-mooney: Could either of you explain to me how 'os_vif.objects.network.Network' relates to 'nova.network.model.Network'?
13:16:57 stephenfin sorry - jaypipes ^
13:17:10 stephenfin I thought we were using the former in [1], but it seems we're not. What's the whole point of the os_vif version if we define our own model? [1] https://review.openstack.org/#/c/480676/
13:17:34 jaypipes stephenfin: the idea is to eventually get rid of the nova model.
13:17:46 jaypipes stephenfin: and have Neutron just return a serialized os-vif object.
13:18:04 jaypipes stephenfin: we're gradually getting there. but will be a while before we do.
13:18:20 stephenfin jaypipes: I'm guessing that means the 'neutron.objects.network.Network' model will go away then too?
13:18:22 stephenfin Ideally
13:18:52 jaypipes stephenfin: well, that may store some internal (to Neutron) stuff, so not sure...
13:18:58 stephenfin Well, maybe not, but neutron will translate 'neutron.objects.network.Network' -> 'os_vif.objects.network.Network' for sending over the wire
13:19:08 jaypipes stephenfin: os-vif objects are intended to be the shared model between nova and neutron.
13:19:17 jaypipes stephenfin: ya, zactly.
13:20:51 cdent bauzas: you can do something like the following. part of the trick is getting the name of the test right in the face of your discover path:
13:20:56 cdent .tox/functional/bin/python -m subunit.run discover -v nova/tests/functional/api/openstack/placement --load-list <(echo test_placement_api.allocations_check_usages.test_request) | subunit-trace
13:21:26 stephenfin jaypipes: Gotcha. Thanks for the info :)
13:22:52 bauzas cdent: okay
13:23:21 bauzas I need to look more at the subunit framework
13:23:35 openstackgerrit Stephen Finucane proposed openstack/nova master: Store dns_domain value from neutron https://review.openstack.org/480676
13:23:35 openstackgerrit Stephen Finucane proposed openstack/nova master: metadata: Don't use nova-net DNS values with neutron https://review.openstack.org/480616
13:23:42 cdent that works for testtools.run as well. if you s/subunit/testtools/ is all good
13:23:52 cdent (and get rid of subunit-trace)
13:25:03 cdent bauzas: then I guess you'd hork pdb in there somewhere. What would your normal of doing that be?
13:25:49 bauzas I usually pdb.set_trace() somewhere and then I just python -m testtools.run the UT I wanna check
13:27:19 stephenfin bauzas: RE: https://review.openstack.org/#/c/391060, I'm going to leave that til mriedem and melwitt come back to it, as they'd similar feedback and it's unchanged since
13:34:00 cdent bauzas: heh, turns out I wrote a faq about this a while ago: https://gabbi.readthedocs.io/en/latest/faq.html#is-gabbi-only-for-testing-python-based-apis
13:34:13 cdent whoops, wrong link: https://gabbi.readthedocs.io/en/latest/faq.html#how-do-i-run-just-one-test
13:37:07 jaypipes tox -efunctional && ./jay-get-breakfast.bash
13:37:29 openstackgerrit Rodolfo Alonso Hernandez proposed openstack/nova master: Add Neutron port capabilities to devspec in request https://review.openstack.org/451777
13:48:49 bauzas stephenfin: fair enough
13:49:27 bauzas cdent: cool, I looked at the gabbi docs, but didn't find it
13:50:02 ildikov jaypipes: it could almost include breakfast and lunch... :)
13:51:11 dansmith jaypipes: that will get breakfast after the run, I think you want (tox -e functional&); ./jay-get-breakfast.sh
14:00:15 mriedem stephenfin: what happened to sfinucan?
14:01:21 stephenfin mriedem: I wanted cross-promotional, deal mechanics, revenue streams, jargon synergy
14:01:36 stephenfin i.e. I use 'stephenfin' everywhere else and wanted to switch here too
14:01:52 mriedem gah
14:02:56 stephenfin plus there's an 'e' missing from 'sfinucan' which has resulted in more than one incorrectly addressed email
14:03:01 cdent I'm suffering from brand dilution with this cdent/anticdent thing
14:03:25 stephenfin (that is also my Red Hat email alias, but not for long)
14:03:30 mriedem dansmith: i'm in a quandary if you have 5 minutes
14:03:53 mriedem otherwise i shall take it to the ML
14:03:57 dansmith mriedem: okay
14:04:08 stephenfin cdent: You should hire Liz Lemon - she's much better than me at this stuff https://www.youtube.com/watch?v=aocZo3oeNxw
14:04:39 mriedem dansmith: the extend volume change in nova - https://review.openstack.org/#/c/454322/ - i started writing a tempest test for that yesterday, since there is also a cinder change,
14:04:53 mriedem the user (non-admin) can extend their volume in cinder, so like 1G->2G,
14:04:59 cdent stephenfin: she's probably busy
14:05:07 mriedem cinder will call the os-server-external-events API telling nova the volume attached to a server was resized,
14:05:21 mriedem we send that down to the compute to fiddle the os-brick bits (i'm channeling johnthetubaguy-speak here)
14:05:31 mriedem "fiddling bits" is a british term right?
14:05:47 dansmith mriedem: I believe it is yes
14:05:54 mriedem so i asked that an instance action get tracked on the nova side since this is all async,
14:05:57 mriedem that's done, all well and good,
14:06:00 edleafe stephenfin: I settled on 'edleafe' long ago for all my accounts. Not enough brain cells to keep track of different handles
14:06:12 mriedem problem comes in on the api user side trying to sort out when the actual operation is done on the nova side,
14:06:18 edleafe stephenfin: plus all the branding synergy, of course
14:06:29 mriedem i was relying on the instance action events in tempest - however, the events are only shown for admin users
14:06:30 stephenfin edleafe: Yup, my problem exactly. Plus it helps with branding
14:06:32 stephenfin jinx :)
14:06:43 edleafe :)
14:06:47 mriedem so we can get tempest to work since we have admin and non-admin creds, but that's a hack,
14:06:57 mriedem so i was thinking, we should probably set a task_state on the instance in this case,
14:07:05 dansmith mriedem: UGH
14:07:09 mriedem so the api user can poll the task state change to know when the nova side is done
14:07:11 mriedem i know
14:07:27 dansmith mriedem: that's not really what task_state is for, IMHO, so it would be a bad choice
14:07:47 mriedem well, unless there is something else, it's task_state or instance actions,
14:07:47 dansmith that and it will lock us from doing anything like a shutdown or something if that gets hung
14:07:48 dansmith which is fairly icky
14:07:52 mriedem and as noted, the action events are admin-only
14:07:59 mriedem well,
14:08:01 dansmith well, vm_state has fewer issues with that,
14:08:08 dansmith but I'm loathe to alter any of them really
14:08:13 mriedem i considered that an upside - that someone can't stop your instance while it's having the volume extended
14:08:26 mriedem but,
14:08:35 dansmith so they can see the action but not the events?
14:08:41 mriedem we also can't accept the call from cinder if the task_state is already set either, b/c we'd get UnexpectedTaskStateERror
14:08:45 mriedem dansmith: correct

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