Zone Export size quota doesn't show ERROR state

[Tim Simmons]

The `api_export_size` quota for synchronous zone exports is currently not communicating error status.

If you set the quota very low, (say 0), and try to export a zone, the export simply sits in PENDING status forever.

So any export that is larger than the allowed size will not happen, but it won't inform the API consumer of any issue.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/302308

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/302308
Committed: https://git.openstack.org/cgit/openstack/designate/commit/?id=debbe73dbf6f6d64d49df429af2216b9c171de4e
Submitter: Jenkins
Branch: master

commit debbe73dbf6f6d64d49df429af2216b9c171de4e
Author: Tim Simmons <email address hidden>
Date: Wed Apr 6 15:57:18 2016 +0100

    Give proper ERROR for too large exports

    The "api_export_size" quota is currently being
    enforced, but it doesn't give a proper ERROR on
    the "export" resource. This is due to some bad
    exception handling.

    Change-Id: Ic27c781a35ea74ba605c05275f6970b44b07b65e
    closes-bug: 1566911

[Davanum Srinivas (DIMS) (dims-v)]

This issue was fixed in the openstack/designate 3.0.0.0b1 development milestone.