On 12 August 2014 10:46, Robert Collins <robe...@robertcollins.net> wrote: > On 12 August 2014 07:24, Dan Prince <dpri...@redhat.com> wrote: >> On Tue, 2014-08-12 at 06:58 +1200, Robert Collins wrote: >>> Hi, so shortly after the HOT migration landed, we hit >>> https://bugs.launchpad.net/tripleo/+bug/1354305 which is that on even >>> quite recently deployed clouds, the migrated templates were just too >>> new. A partial revert (of just the list_join bit) fixes that, but a >>> deeper problem emerged which is that stack-update to get from a >>> non-HOT to HOT template appears broken >>> (https://bugs.launchpad.net/heat/+bug/1354962). >>> >>> I think we need to revert the HOT migration today, as forcing a >>> scorched earth recreation of a cloud is not a great answer for folk >>> that have deployed versions - its a backwards compat issue. >>> >>> Its true that our release as of icehouse isn't really useable, so we >>> could try to wiggle our way past this one, but I think as the first >>> real test of our new backwards compat policy, that that would be a >>> mistake. >> >> Hmmm. We blocked a good bit of changes to get these HOT templates in so >> I hate to see us revert them. Also, It isn't clear to me how much work >> it would be to fully support the non-HOT to HOT templates upgrade path. >> How much work is this? And is that something we really want to spend >> time on instead of all the other things? > > Following up with Heat folk, apparently the non-HOT->HOTness was a > distraction - I'll validate this on the hp1 region asap, since I too > would rather not revert stuff.
I've reproduced the problem with zane's fix for the validation error - and it does indeed still break: "| stack_status_reason | StackValidationFailed: Property error : NovaCompute6: | | key_name Value must be a string " > We may need to document a two-step upgrade process for the UC - step 1 > upgrade the UC image, *same* template, step 2, use new template to get > new functionality. ... once we can actually do the stack update at all :). -Rob -- Robert Collins <rbtcoll...@hp.com> Distinguished Technologist HP Converged Cloud _______________________________________________ OpenStack-dev mailing list OpenStackemail@example.com http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev