[Openstack] Cinder, custom filters and weighers.
Shinobu
shinobu.kj at gmail.com
Tue Aug 25 12:59:34 UTC 2015
Sorry, my reply was to intended to different question.
Please ignore me -;
Shinobu
On Tue, Aug 25, 2015 at 9:42 PM, Thomas Zilio <zilio at efficit.com> wrote:
> Hello Erlon,
>
> Yes, my class inherits from filters.BaseHostFilter.
> That's what I though for 'scheduler_available_filters' , is this option
> required for newer release ?
> This option is mentioned here :
> http://docs.openstack.org/developer/cinder/devref/filter_scheduler.html
>
> The test filter is:
>
> from cinder.openstack.common..scheduler import filters
> from cinder.openstack.common import log as logging
>
> LOG = logging.getLogger(__name__)
>
> class CustomFilter(filters.BaseHostFilter):
> def host_passes(self, host_state, filter_properties):
> LOG.warn("Attributes of host_state: " + str(dir(host_state)))
>
> if host_state.host == "host1.xxx.xxx":
> LOG.warn("Don't want you: " + host_state.host)
> return False
> return True
>
>
> I'll look into host_manager.py but I'm not sure what more it can give me.
>
> Thanks,
> Thomas
>
>
> Le 25 août 2015 à 14:16, Erlon Cruz <sombrafam at gmail.com> a écrit :
>
> Hi Thomas,
>
> Is you class inheriting from 'filters.BaseHostFilter'? Also, there's no
> such option 'scheduler_available_filters' in openstack/icehouse.
> A good way to have an insight of your problem is to put logs into
> 'cinder/scheduler/host_manager.py -> _choose_host_filters'.
>
> Erlon
>
> On Tue, Aug 25, 2015 at 9:02 AM, Shinobu <shinobu.kj at gmail.com> wrote:
>
>> Yes, it's possible using inspectors.
>>
>> Shinobu
>>
>> On Tue, Aug 25, 2015 at 8:32 PM, Thomas Zilio <zilio at efficit.com> wrote:
>>
>>> Hello,
>>>
>>> I'm trying to test some custom cinder filters and weighers but I can't
>>> manage to make it work.
>>> I did the same for Nova and everything is working but the Cinder
>>> scheduler can't seem to find my custom classes.
>>>
>>> My tests are made on a Icehouse installation.
>>>
>>> The error message appearing in the log is the following one:
>>> > SchedulerHostFilterNotFound: Scheduler Host Filter CustomFilter could
>>> not be found.
>>>
>>> The filter file is in the directory :
>>> /usr/lib/python2.6/site-packages/cinder/scheduler/filters
>>> And I added these lines to the cinder.conf file (not sure if the first
>>> one is required).
>>> > scheduler_available_filters=custom_filter.CustomFilter
>>> >
>>> scheduler_default_filters=AvailabilityZoneFilter,CapacityFilter,CapabilitiesFilter,CustomFilter
>>>
>>> My filter file name is custom_filter.py and the class is CustomFilter.
>>>
>>> I don't think it's related to what my filter does since it's not even
>>> found by the scheduler.
>>> I'm encountering the same issues with the weighers (and everything is
>>> working just fine on the Nova scheduler side).
>>>
>>> If anyone has any idea how I could make this work I would be really
>>> grateful !
>>>
>>> Thanks and regards,
>>> Thomas
>>> _______________________________________________
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>>
>>
>>
>> --
>> Email:
>> shinobu at linux.com
>> skinjo at redhat.com
>>
>> Life w/ Linux <http://i-shinobu.hatenablog.com/>
>>
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>>
>
>
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>
--
Email:
shinobu at linux.com
skinjo at redhat.com
Life w/ Linux <http://i-shinobu.hatenablog.com/>
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