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On 03/03/2016 11:43 PM, Dolph Mathews wrote:
> Unless someone on the operations side wants to speak up and defend 
> cross-region nova-cinder or nova-neutron interactions as being a 
> legitimate use case, I'd be in favor of a single region identifier.

MOC use case I think depends on this.  I'll see if I can get someone 
from there to respond.

>
> However, both of these configuration blocks should ultimately be used 
> to configure keystoneauth, so I would be in favor of whatever solution 
> simplifies configuration for keystoneauth.
>
> On Tue, Mar 1, 2016 at 10:01 PM, Kai Qiang Wu <wkqwu at cn.ibm.com 
> <mailto:wkqwu at cn.ibm.com>> wrote:
>
>     Hi All,
>
>
>     Right now, we found that nova.conf have many places for
>     region_name configuration. Check below:
>
>     nova.conf
>
>     *******
>     [cinder]
>     os_region_name = ***
>
>     [neutron]
>     region_name= ***
>
>
>
>     *******
>
>
>     From some mult-region environments observation, those two regions
>     would always config same value.
>     *Question 1: Does nova support config different regions in
>     nova.conf ? Like below*
>
>     [cinder]
>
>     os_region_name = RegionOne
>
>     [neutron]
>     region_name=RegionTwo
>
>
>     From Keystone point, I suspect those regions can access from each
>     other.
>
>
>     *Question 2: If all need to config with same value, why we not use
>     single region_name in nova.conf ?* (instead of create many
>     region_name in same file )
>
>     Is it just for code maintenance or else consideration ?
>
>
>
>     Could nova and keystone community members help this question ?
>
>
>     Thanks
>
>
>     Best Wishes,
>     --------------------------------------------------------------------------------
>     Kai Qiang Wu (吴开强 Kennan）
>     IBM China System and Technology Lab, Beijing
>
>     E-mail: wkqwu at cn.ibm.com <mailto:wkqwu at cn.ibm.com>
>     Tel: 86-10-82451647
>     Address: Building 28(Ring Building), ZhongGuanCun Software Park,
>     No.8 Dong Bei Wang West Road, Haidian District Beijing P.R.China
>     100193
>     --------------------------------------------------------------------------------
>     Follow your heart. You are miracle!
>
>
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