[openstack-dev] [Neutron][IPAM] ML2 don't call ipam driver remove_subnet function

thanh le giang legiangthanh at gmail.com
Wed Nov 11 08:24:08 UTC 2015


Hi Gary

Thanks for your information, It's very helpful.

Thanh

2015-11-11 14:53 GMT+07:00 Gary Kotton <gkotton at vmware.com>:

> Hi,
> This should be resolved with this path -
> https://review.openstack.org/239885
> Good luck
> Gary
>
> From: thanh le giang <legiangthanh at gmail.com>
> Reply-To: OpenStack List <openstack-dev at lists.openstack.org>
> Date: Wednesday, November 11, 2015 at 5:20 AM
> To: OpenStack List <openstack-dev at lists.openstack.org>
> Subject: [openstack-dev] [Neutron][IPAM] ML2 don't call ipam driver
> remove_subnet function
>
> Dear folks
>
> I have met a problem when implement IPAM driver, ML2 doesn't call
> remove_subnet function of ipam driver because ML2 doesn't use delete_subnet
> function of NeutronDbPluginV2
>
> Now I workaround by using "SUBNET BEFORE_DELETE" event to notify external
> IPAM that subnet will be deleted, but I think it's not a good solution.
> According to my understanding this event should be used for checking subnet
> is in-used or not. I think ML2 should call IPAM driver for this situation
> or provide additional "SUBNET AFTER_DELETE" event
>
> Thanks,
> Thanh
>
> Email: legiangthan at gmail.com <legiangthanh at gmail.com>
>
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