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#openstack-nova - 2020-04-14
14:40:16 sean-k-mooney so if we failed to bind it then they should not need to clean anything up
14:40:30 sean-k-mooney we should be deleted and recreating the arqs when we reschdule
14:40:34 gibi I have a similar understanding, thanks for following it up
14:45:41 openstackgerrit Merged openstack/nova master: fup: Add removal TODOs for disable_native_luksv1 and rbd_volume_local_attach https://review.opendev.org/718099
14:45:52 openstackgerrit Merged openstack/nova master: Add new default roles in os-evacuate policies https://review.opendev.org/708237
14:52:26 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Add new default roles in server group policies https://review.opendev.org/717175
14:52:47 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Fix servers policy for admin_or_owner https://review.opendev.org/718501
14:55:16 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Fix servers policy for admin_or_owner https://review.opendev.org/718501
14:55:50 gmann stephenfin: done. also this one too - https://review.opendev.org/#/c/718501/
14:56:09 gmann stephenfin: once you are ok with those then i will rebase the series
14:56:25 openstackgerrit Merged openstack/nova master: Pass the target in os-services APIs policy https://review.opendev.org/676688
14:56:32 openstackgerrit Merged openstack/nova master: Pass the actual target in server group policy https://review.opendev.org/717176
14:56:40 openstackgerrit Merged openstack/nova master: Add new default roles in server external events policies https://review.opendev.org/717168
14:57:55 stephenfin gmann: comment on https://review.opendev.org/#/c/717175/10
14:58:21 stephenfin I could be wrong though
14:59:38 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Add new default roles in server group policies https://review.opendev.org/717175
15:00:10 gmann stephenfin: i think yes. sorry i update that directly.
15:07:37 openstackgerrit Merged openstack/nova master: Pass the actual target in server external events policy https://review.opendev.org/717169
15:41:07 gmann johnthetubaguy: one comment, same for extended attr also - https://review.opendev.org/#/c/719730/1/nova/policies/servers.py@133
16:09:39 openstackgerrit Takashi Natsume proposed openstack/nova master: Update compute rpc version alias for ussuri https://review.opendev.org/719315
16:13:56 gmann melwitt: lyarwood master patch is merged for functional tox fix, train one is ready - https://review.opendev.org/#/c/719120/
16:41:58 bauzas can someone tell me why libvirt returns me a former guest that was resized to another host ?
16:42:15 bauzas kashyap: stephenfin: sean-k-mooney: in case you know ? ^
16:42:36 bauzas tbc, the resize was *confirmed*
16:42:51 bauzas and the allocations diseappeared accordingly
16:42:57 bauzas lyarwood: maybe ?
16:44:05 kashyap bauzas: Hi, need more context. But I'm hungry and just about to cook a meal.
16:44:13 bauzas kashyap: https://github.com/openstack/nova/blob/9001d7e3459d97f507e8ce638d1fc3935401252d/nova/virt/libvirt/driver.py#L7023
16:44:16 kashyap Trying to maintain a Good Hermit Schedule(tm) :)
16:46:12 bauzas kashyap: anyway, take your time, I'll investigate tonight so we could discuss this tomorrow
16:46:25 kashyap bauzas: Hmm, that requires me to read code and delve deeper into context. I'm just recovering from 3 hours of debugging another libvirt bug
16:46:30 kashyap Yep, thanks!
17:44:17 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Add new default roles in quota class policies https://review.opendev.org/719100
17:49:33 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Pass the actual target in quota class policy https://review.opendev.org/720042
17:58:08 openstackgerrit Ghanshyam Mann proposed openstack/nova master: Pass the actual target in flavor access policy https://review.opendev.org/719607
18:06:12 openstackgerrit Rafael Weingärtner proposed openstack/nova master: Enhance os-simple-tenant-usage VM hours accounting https://review.opendev.org/711113
18:06:12 openstackgerrit Rafael Weingärtner proposed openstack/nova master: Enhance os-simple-tenant-usage VM hours accounting https://review.opendev.org/711113
18:16:02 artom melwitt, I just noticed your have 3 Ts in your Gerrit email
18:16:22 artom Took some head banging to understand why it wasn't accepting my script's query
18:16:23 artom :)
19:40:17 bauzas erm, do folks here have any ideas on how to get a right CONF.host value within a functional test ?
19:40:51 bauzas I mean, I could self.flags it but given it's a global object, all the created computes in the functest will get the same valur
19:40:53 bauzas value*
20:29:45 melwitt bauzas: yes, you do that by passing the 'host' kwarg when you start_service https://github.com/openstack/nova/blob/9001d7e3459d97f507e8ce638d1fc3935401252d/nova/test.py#L381-L391
20:30:23 bauzas melwitt: sure, I saw it
20:30:37 bauzas melwitt: but for example, I start two computes in a functest
20:30:42 bauzas (using this helper)
20:31:04 melwitt artom: yeah ... the 2 Ts version is owned by someone else and I was uncreative so I just tacked on another t. probably should have picked something else, in hindsight
20:31:50 bauzas melwitt: but then, when I want to confirm resize an instance, the global CONF.host is only having the last host value
20:31:51 bauzas https://github.com/openstack/nova/blob/9001d7e3459d97f507e8ce638d1fc3935401252d/nova/virt/libvirt/driver.py#L1519
20:32:47 melwitt bauzas: oh, I see. I don't know of a way around that. you would probably need the ghost of mriedem. or maybe gibi might have ideas
20:33:12 bauzas melwitt: so, for example, if I create an instance for host1, resize it to host2 and then confirm the resize, it won't remove the guest in host1 because instance.host (host2) == CONF.host (host2) even I checked that it was calling host1
20:33:38 bauzas melwitt: no worries, I'll just then modify the CONF before calling confirm_resize
20:36:04 mriedem isn't there another handle within the libvirt driver to the host value used when the service was started?
20:36:06 mriedem the compute service i mean
20:36:16 mriedem if so, you can change that code to use that and not deal with global config problems
20:38:11 mriedem the compute driver has a handle to the virtapi which has a handle to the compute manager which has a self.host value
20:39:09 bauzas mriedem: yeah, no worries, I can provide a change for it
20:39:25 mriedem so i think it's just `self.virtapi._compute.host`
20:39:40 melwitt oh yeah, self.host, that will be different even in func tests. good call
20:40:06 mriedem you could add a "host" property getter method to the virtapi so that the driver doesn't need to know about self._compute
20:40:23 mriedem self.virtapi.host
20:40:25 mriedem badabing
20:41:09 bauzas thanks
20:41:28 bauzas fwiw, we have a lot of CONF.host values in libvirt
20:41:54 bauzas so I'll just create a change for all of them
20:45:03 artom bauzas, yeah, there's not much you can do with the global CONF.host...
20:45:19 artom Although the computes should keep their hostnames...
20:45:24 artom So maybe there's a bug somewhere?
20:45:48 bauzas artom: that's not really a bug
20:45:51 artom Oh, wait, melwitt linked the "wrong" helper
20:45:55 bauzas artom: it's just a problem for tests
20:46:15 artom bauzas, are you using the fake driver, or the libvirt driver?
20:46:22 bauzas the latter
20:46:31 bauzas hence the problem
20:46:58 bauzas anyway, I found the solution
20:47:00 melwitt artom: what do you mean "wrong" helper?
20:47:12 artom bauzas, https://github.com/openstack/nova/blob/9001d7e3459d97f507e8ce638d1fc3935401252d/nova/tests/functional/libvirt/base.py#L117
20:47:32 bauzas I all know about it
20:47:58 bauzas but again, CONF.host will be overrided by the last value
20:48:16 bauzas given it's a global variable
20:48:21 artom bauzas, no way around it, then
20:48:26 artom CONF is global per process
20:48:37 bauzas we only run by a single process fwiw
20:48:43 artom Yep
20:48:44 bauzas (for testing)
20:48:59 artom OK, my kids are impatiently calling me to literally go fly a kite
20:49:04 artom So I'm off again
20:49:06 mriedem if the driver code uses the host set on the compute manager (via virtapi) then you get whatever host name was used when the service was started
20:49:12 mriedem so, ween off global conf
20:49:16 bauzas anyway, I got the workaround (changing the value before calling the post api), and I'll create a new change for libvirt
20:49:54 bauzas I mean, I'll propose the functional test first, and then another change for just using virtapi in libvirt
20:49:58 sean-k-mooney i think you could mock it to have different values in different greenthread/coroutiens but ya the currnet constution makes having different values chalanging
20:50:02 bauzas done.
20:50:48 bauzas sean-k-mooney: oh yeah of course, we could start the services by each greenthread... and then we would see problems :p
20:50:56 bauzas or I dunno
20:51:02 bauzas anyway
20:51:06 bauzas I'm done
21:51:13 sean-k-mooney bauzas: mriedem melwitt this is how we can mock the globals i think http://paste.openstack.org/show/792118/
21:51:41 melwitt sean-k-mooney: ahhh mine eyes!

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