Open Stack

Good idea, overally.

How about multiple plugins? We don't have any sequence or priorities
between them.
What if one plugin assumes that VIP is present but other one wants to
remove it?


Aleksey Kasatkin


On Thu, Jan 28, 2016 at 4:02 PM, Sergii Golovatiuk <sgolovatiuk at mirantis.com
> wrote:

> +1 to overriding VIPs
>
> --
> Best regards,
> Sergii Golovatiuk,
> Skype #golserge
> IRC #holser
>
> On Thu, Jan 28, 2016 at 12:04 PM, Vladimir Kuklin <vkuklin at mirantis.com>
> wrote:
>
>> +1 to overriding VIPs
>>
>> On Thu, Jan 28, 2016 at 1:43 PM, Roman Prykhodchenko <me at romcheg.me>
>> wrote:
>>
>>> Folks,
>>>
>>> currently merge policy for network roles only allows to add new VIPs to
>>> already existing roles [1]. If a plugin supplies a VIP with a name that
>>> already exists but with different parameters, Nailgun will not allow to do
>>> that. We faced a need to override configuration of several VIPs by
>>> completely removing them from network roles by supplying something like
>>> [2]. To enable that I’ve made a temporary workaround [3] to the merging
>>> policy that only handles one cornerstone.
>>>
>>> I’ve talked to ikalnitsky and we realized that this functionality of
>>> merging new VIPs from plugins to an existing network role is actually wrong
>>> and should be replaced by complete overriding. Let’s discuss this
>>> possibility here.
>>>
>>>
>>> References:
>>>
>>> 1.
>>> https://github.com/openstack/fuel-web/blob/master/nailgun/nailgun/policy/merge.py#L55
>>> 2. http://xsnippet.org/361361/
>>> 3. https://review.openstack.org/#/c/273169/1
>>>
>>>
>>> - romcheg
>>>
>>>
>>>
>>> __________________________________________________________________________
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>>>
>>>
>>
>>
>> --
>> Yours Faithfully,
>> Vladimir Kuklin,
>> Fuel Library Tech Lead,
>> Mirantis, Inc.
>> +7 (495) 640-49-04
>> +7 (926) 702-39-68
>> Skype kuklinvv
>> 35bk3, Vorontsovskaya Str.
>> Moscow, Russia,
>> www.mirantis.com <http://www.mirantis.ru/>
>> www.mirantis.ru
>> vkuklin at mirantis.com
>>
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>>
>
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