Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-04 Thread Chris Friesen
On 07/03/2014 10:13 PM, Mike Spreitzer wrote: I do think the issue these address --- the need to get application logic involved in, e.g., shutdown --- is most of what an application needs; involvement in selection of which member(s) to delete is much less important (provided that clean shutdown

Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-03 Thread Mike Spreitzer
Steven Hardy wrote on 07/02/2014 06:16:21 AM: > On Wed, Jul 02, 2014 at 02:41:19AM +, Adrian Otto wrote: > >Zane, > >If you happen to have a link to this blueprint, could you replywith it? ... > > I believe Zane was referring to: > > https://blueprints.launchpad.net/heat/+spec/updat

Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-02 Thread Zane Bitter
On 01/07/14 21:09, Mike Spreitzer wrote: Zane Bitter wrote on 07/01/2014 07:05:15 PM: > On 01/07/14 16:30, Mike Spreitzer wrote: > > Thinking about my favorite use case for lifecycle plug points for cloud > > providers (i.e., giving something a chance to make a holistic placement > > decisi

Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-02 Thread Steven Hardy
On Wed, Jul 02, 2014 at 02:41:19AM +, Adrian Otto wrote: >Zane, >If you happen to have a link to this blueprint, could you reply with it? I >took a look, but did not find it. >I'd like to suggest that the implementation allow apps to call >unauthenticated (signed) webhook UR

Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-01 Thread Adrian Otto
Zane, If you happen to have a link to this blueprint, could you reply with it? I took a look, but did not find it. I’d like to suggest that the implementation allow apps to call unauthenticated (signed) webhook URLs in order to trigger a scale up/down event within a scaling group. This is abou

Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-01 Thread Mike Spreitzer
Zane Bitter wrote on 07/01/2014 07:05:15 PM: > On 01/07/14 16:30, Mike Spreitzer wrote: > > Thinking about my favorite use case for lifecycle plug points for cloud > > providers (i.e., giving something a chance to make a holistic placement > > decision), it occurs to me that one more is needed:

Re: [openstack-dev] [heat] One more lifecycle plug point - in scaling groups

2014-07-01 Thread Zane Bitter
On 01/07/14 16:30, Mike Spreitzer wrote: Thinking about my favorite use case for lifecycle plug points for cloud providers (i.e., giving something a chance to make a holistic placement decision), it occurs to me that one more is needed: a scale-down plug point. A plugin for this point has a dist