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#openstack-nova - 2017-07-21
16:36:11 leakypipes cdent: didn't catch the xfail thing
16:36:21 leakypipes cdent: I can investigate that then.
16:36:51 cdent i’ve got a better version of the test, will push it up without the xfail
16:37:39 cdent leakypipes: I can do it if you like, now that I know what the correct thing is I should be able to some reasonable poking
16:37:53 leakypipes cdent: sure, please do if you'd like
16:38:00 cdent ✔
16:38:35 cdent am I slow or is gerrit slow?
16:39:01 figleaf cdent: both are possible
16:39:56 figleaf leakypipes: making progress on the alternates, and then lost connectivity to my dev env. Will continue after lunch
16:40:07 leakypipes figleaf: sounds good, thanks Ed
16:47:59 melwitt I wonder what the func test job fail rate is, it seems like it's got to be near 50%
16:51:50 leakypipes melwitt: yes, likely. I'm hoping the bug fix for that join order will help some.
16:53:14 melwitt yeah, true. most of the fails I see are "authentication error" and versioned notifications stuff
16:56:09 cdent melwitt: I think that auth error is part of the compute and placement fixtures not working well together all the time
16:57:04 melwitt cdent: yeah, I've heard that. recently mriedem_afk tried adding the keepalive=False globally but it didn't seem to have helped
16:57:05 cdent leakypipes: as far as I can tell the functionality for shared providers on /resource_providers was never implemented, only talked about: it’s talked about in the commit message of this: https://review.openstack.org/#/c/460798/ but I can’t find where it happened
16:57:14 openstackgerrit Stephen Finucane proposed openstack/nova master: console: provide an RFB security proxy implementation https://review.openstack.org/345399
16:57:29 leakypipes cdent: heh, yes, that's correct. :)
16:57:51 leakypipes cdent: I'd forgotten about that
16:58:57 cdent so I reckon we’ve got at least two options: a) implement it b) decide that actually we never wanted that on resource providers anyway, that shared thing is sort of magical any way for “listing” resource providers, so doesn’t belong there
16:59:48 cdent leakypipes: I think I actually prefer option b for that url. you?
17:01:40 leakypipes cdent: not sure I follow you... GET /resource_providers is intended to return a list of the resource providers that can accomodate the requested resources, and in this case, if one of the requested resources is a shared resource, we naturally need to account for sharing providers (we just don't need to return information that indicates a sharing provider would be used)
17:04:21 cdent What I’m saying is that maybe (now that we have /allocation_candidates) listing /resource_providers should just do that: list resource providers that match queries, where resources is just another type of query. the concept of a shared resource isn’t necessarily a concept that is “natural” when request a listing of resource provider for no specific purpose
17:04:42 cdent (i’m not sold on this, just throwing it out there for thinking)
17:06:42 leakypipes cdent: I'm not actually sure what you're advocating :)
17:07:04 cdent i’m advocating leaving /resource_providers as it is right now
17:08:12 cdent leakypipes: or rather not advocating, wondering if it makes sense to do so
17:08:33 leakypipes cdent: I see. I don't suppose it would hurt to leave it as-is for a little while as we decide on that question.
17:11:04 cdent figleaf: you have any thoughts on the last few lines?
17:27:13 cdent have fun stephenfin
17:35:11 mriedem maybe we should put a dumb retry in the functional osapi client fixture if we get a 401 or 403 response for now?
17:35:20 mriedem as a hack until we're to RC1?
17:38:18 melwitt yeah, I forgot about that idea
17:41:27 melwitt I don't understand what the right way to fix this would be
17:42:14 mriedem rm -rf nova/tests/functional
17:42:25 melwitt hah
17:42:38 cdent is the auth error the main offender at this point?
17:42:54 mriedem it's what i've been noticing after the global keepalive=False change
17:43:14 cdent common url, or multiple urls?
17:43:15 mriedem which is odd since we use the noauth middleware i thought in all of the osapi fixture tests
17:43:27 melwitt yeah. I don't get it
17:43:35 mriedem i'll find the last one i just rechecked
17:44:03 mriedem http://logs.openstack.org/11/485011/4/gate/gate-nova-tox-functional-py35-ubuntu-xenial/42d69de/console.html#_2017-07-21_14_55_31_532907
17:45:25 mriedem i've been seeing these in the functional jobs too
17:45:26 mriedem sys:1: ResourceWarning: unclosed file <_io.FileIO name=1 mode='wb' closefd=True>
17:46:41 cdent mriedem: is that on both py27 and py35 or or just py35?
17:47:15 mriedem only seeing it on py3
17:47:29 mriedem py3 jobs are also way chattier about warnings
17:48:16 melwitt gdi looks like logstash.o.o is busted again
17:48:26 melwitt I wanted to check which jobs have "OpenStackApiAuthenticationException: Authentication error"
17:48:30 cdent I get unclosed file errors all over the place in lots of other things besides nova in py35
17:48:35 cdent s/errors/warnings/
17:48:57 mriedem so when we get that auth error we aren't providing the original response text
17:49:10 mriedem i had that working in the functional tests but leakypipes removed it
17:49:24 mriedem and then i raged
17:49:32 leakypipes hmm?
17:49:38 mriedem you know what you did
17:49:42 mriedem sec
17:49:53 mriedem https://github.com/openstack/nova/commit/de8096a59d80d10ff1ccf14e0b345be641ba4f07
17:50:16 mriedem this is actually a bit different
17:50:23 mriedem do we have a bug for this anywhere?
17:50:45 cdent which this?
17:50:53 mriedem the random auth failures in functional tests
17:51:23 mriedem i don't see one
17:51:34 melwitt mriedem: oh, sorry. I think I approved that. I thought bc the jobs were passing it wasn't needed anymore, I didn't know it was a thing to get more info
17:51:45 mriedem yeah it's for debug
17:52:25 melwitt I guess put it back, with a comment that says what it's for
17:52:36 mriedem i assume the "BaseException.message has been deprecated as of Python 2.6" was for something else
17:52:41 mriedem b/c i've seen that before too
17:52:50 mriedem it wouldn't actually help in what we're seeing here
17:52:54 mriedem so i'm going to push something else for that
17:52:55 mriedem it
17:52:55 mriedem push
17:52:56 mriedem real
17:53:10 melwitt I thought that's what was causing those warnings was setting of the message attribute
17:57:26 mriedem i don't remember anymore, i added it here https://github.com/openstack/nova/commit/01dd1a05a213c0cbd0097188418cabe915291c8d
17:57:33 mriedem anywho, not the issue here
17:58:06 leakypipes mriedem: this tempest.api.identity.admin.v3.test_users.UsersV3TestJSON.test_password_history_not_enforced_in_admin_reset failure... grrr.
17:59:12 mriedem i think we have a signature for that one
17:59:22 mriedem http://status.openstack.org/elastic-recheck/#1702211 ?
17:59:42 mriedem cdent: melwitt: https://bugs.launchpad.net/nova/+bug/1705753
17:59:43 openstack Launchpad bug 1705753 in OpenStack Compute (nova) "Random OpenStackApiAuthenticationException: Authentication error in nova functional tests" [Undecided,New]
18:01:08 cdent thanks, mriedem
18:01:28 mriedem i'll push a debug patch
18:02:38 cdent mriedem: do you want me to try the retry on auth fail thingie?
18:03:40 mriedem sure
18:03:53 cdent it seems like it might of some use but doesn’t really get at whatever the issue is, sadly
18:03:57 cdent but yeah, i’ll make one go
18:04:00 melwitt I wonder if this is relevant https://github.com/openstack/nova/blob/master/nova/tests/fixtures.py#L1436-L1438
18:04:32 mriedem probably
18:04:47 mriedem the spike in failures started when placement fixture was turned on globally in the IntegratedHelpers mixin
18:05:35 melwitt yeah, that lines up with the fact that "The current placement NoAuthMiddleware returns a 401 in case a token is not provided"
18:05:40 melwitt I just don't know what that means
18:06:20 mriedem https://github.com/openstack/nova/blob/master/nova/api/openstack/placement/auth.py#L32
18:06:26 mriedem https://github.com/openstack/nova/blob/master/nova/api/openstack/placement/auth.py#L41
18:07:13 cdent if that’s playing a part, then it is likely that the problem is when compute requests land on the placement api (which seems to be the core problem here)
18:07:14 melwitt so does that imply that a request is being made that does send the x-auth-token header? is there anything other than GET/PUT/DELETE/POST?
18:07:22 melwitt *does not
18:07:38 melwitt oh. compute requests landing on placement api
18:07:53 mriedem i think there is an eventlet switch that goofs things up

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