[openstack-dev] [nova] [neutron] What the behavior of AddFixedIp API should be?

Alex Xu soulxu at gmail.com
Thu Mar 30 06:21:27 UTC 2017

I just move the spec into Pike release

The problem description section describes the strange API behaviour, and
proposal to deprecate the API since there isn't a clear use-case for this

2017-03-29 8:59 GMT+08:00 Kevin Benton <kevin at benton.pub>:

> +1. If there is a use case missing from the neutron API that this allows,
> we can also expand the API to address it.
> On Mar 28, 2017 07:16, "Matt Riedemann" <mriedemos at gmail.com> wrote:
>> On 3/27/2017 11:42 PM, Rui Chen wrote:
>>> Thank you Matt, the background information is important. Seems all the
>>> peoples don't know how the add-fixed-ip API works,
>>> and there is no exact use case about it. Now neutron port-update API
>>> also support to set multiple fixed ip for a port, and
>>> the fixed-ip updating will sync to nova side automatically (I had
>>> verified it in my latest devstack). Updating fixed-ip for
>>> specified port is easier to understand for me in multiple nics case than
>>> nova add-fixed-ip API.
>>> So if others known the orignal API design or had used nova add/remove
>>> fixed-ip API and would like to show your use cases,
>>> it's nice for us to understand how the API works and when we should use
>>> it, we can update the api-ref and add exact usage,
>>> avoid users' confusion about it. Feel free to reply something, thank you.
>> If the functionality is available via Neutron APIs, we should just
>> deprecate the multinic API like we did for the other network API proxies in
>> microversion 2.36. This reminds me that Alex Xu had a blueprint for
>> deprecating the multinic API [1] but it needs to be updated for Pike.
>> [1] https://review.openstack.org/#/c/384261/
>> --
>> Thanks,
>> Matt
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