[openstack-dev] How to choose proper availablity-zone in Havana version with the same usage realized by JsonFilter in Folsom version?

hzguanqiang at corp.netease.com hzguanqiang at corp.netease.com
Mon Nov 11 01:25:40 UTC 2013

Hi Sam,
Thanks for your reply. I know there is an AvailabilityZoneFilter, but it can only choose a certain az.
What I want is a more flexible usage just as JsonFilter Which you can choose to build or not build on
some azs. 

On 2013-11-09 14:24 , Sam Morrison wrote:
On 7 Nov 2013, at 5:10 pm, hzguanqiang at corp.netease.com wrote:

> Hi guys,
> In Folsom version, availability-zone info is stored in compute_nodes db table, and so can be parsed by JsonFilter.
> I can use JsonFilter to choose which(or except which) availability-zones to build my instance.
> But in Havana version, availability-zone info is stored in aggregatemetadata, and so JsonFilter seems can not filter
> the proper availatiliby-zones as the way in Folsom version.
> So Is there any other existed resolution in H version that can satisfy my demand?

You can use the AvailabilityZoneFilter for this.


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