Add spec lite for rolling upgrade testing

Adding this directly to untargeted as it's not listed on the
Queens roadmap etherpad.

Change-Id: I98b3acbe0c7584d397f980402dc694f646777909
This commit is contained in:
Brian Rosmaita 2017-10-28 15:26:32 -04:00
parent b41cc719f5
commit 573cc7693c
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==================================
Spec Lite: Rolling Upgrade Testing
==================================
:problem: `Zero-downtime database upgrades`_ were introduced on an EXPERIMENTAL
basis in the Ocata release to facilitate rolling upgrades. In order
for rolling upgrades to be considered officially supported, and to
allow Glance to assert the associated TC tags, we need to have
in-gate testing of upgrades.
.. _`Zero-downtime database upgrades`: https://blueprints.launchpad.net/glance/+spec/database-strategy-for-rolling-upgrades
:solution: Add in-gate testing of upgrades using Grenade or some other
appropriate framework.
:impacts: DocImpact: update the docs to reflect the non-experimental status
of zero-downtime database upgrades.
:link: https://blueprints.launchpad.net/glance/+spec/rolling-upgrade-tests