Re: [openstack-dev] [savanna] Choosing provisioning engine during cluster launch
It sounds little useful for dev/testing, I'm not really think that it's needed, but not -1 such addition to the REST API. On Thu, Jan 30, 2014 at 7:52 PM, Trevor McKay tmc...@redhat.com wrote: My mistake, it's already there. I missed the distinction between set on startup and set per cluster. Trev On Thu, 2014-01-30 at 10:50 -0500, Trevor McKay wrote: +1 How about an undocumented config? Trev On Thu, 2014-01-30 at 09:24 -0500, Matthew Farrellee wrote: i imagine this is something that can be useful in a development and testing environment, especially during the transition period from direct to heat. so having the ability is not unreasonable, but i wouldn't expose it to users via the dashboard (maybe not even directly in the cli) generally i want to reduce the number of parameters / questions the user is asked best, matt On 01/30/2014 04:42 AM, Dmitry Mescheryakov wrote: I agree with Andrew. I see no value in letting users select how their cluster is provisioned, it will only make interface a little bit more complex. Dmitry 2014/1/30 Andrew Lazarev alaza...@mirantis.com mailto:alaza...@mirantis.com Alexander, What is the purpose of exposing this to user side? Both engines must do exactly the same thing and they exist in the same time only for transition period until heat engine is stabilized. I don't see any value in proposed option. Andrew. On Wed, Jan 29, 2014 at 8:44 PM, Alexander Ignatov aigna...@mirantis.com mailto:aigna...@mirantis.com wrote: Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev -- Sincerely yours, Sergey Lukjanov Savanna Technical Lead Mirantis Inc. ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
Re: [openstack-dev] [savanna] Choosing provisioning engine during cluster launch
I agree with Andrew. I see no value in letting users select how their cluster is provisioned, it will only make interface a little bit more complex. Dmitry 2014/1/30 Andrew Lazarev alaza...@mirantis.com Alexander, What is the purpose of exposing this to user side? Both engines must do exactly the same thing and they exist in the same time only for transition period until heat engine is stabilized. I don't see any value in proposed option. Andrew. On Wed, Jan 29, 2014 at 8:44 PM, Alexander Ignatov aigna...@mirantis.comwrote: Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
Re: [openstack-dev] [savanna] Choosing provisioning engine during cluster launch
i imagine this is something that can be useful in a development and testing environment, especially during the transition period from direct to heat. so having the ability is not unreasonable, but i wouldn't expose it to users via the dashboard (maybe not even directly in the cli) generally i want to reduce the number of parameters / questions the user is asked best, matt On 01/30/2014 04:42 AM, Dmitry Mescheryakov wrote: I agree with Andrew. I see no value in letting users select how their cluster is provisioned, it will only make interface a little bit more complex. Dmitry 2014/1/30 Andrew Lazarev alaza...@mirantis.com mailto:alaza...@mirantis.com Alexander, What is the purpose of exposing this to user side? Both engines must do exactly the same thing and they exist in the same time only for transition period until heat engine is stabilized. I don't see any value in proposed option. Andrew. On Wed, Jan 29, 2014 at 8:44 PM, Alexander Ignatov aigna...@mirantis.com mailto:aigna...@mirantis.com wrote: Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
Re: [openstack-dev] [savanna] Choosing provisioning engine during cluster launch
My mistake, it's already there. I missed the distinction between set on startup and set per cluster. Trev On Thu, 2014-01-30 at 10:50 -0500, Trevor McKay wrote: +1 How about an undocumented config? Trev On Thu, 2014-01-30 at 09:24 -0500, Matthew Farrellee wrote: i imagine this is something that can be useful in a development and testing environment, especially during the transition period from direct to heat. so having the ability is not unreasonable, but i wouldn't expose it to users via the dashboard (maybe not even directly in the cli) generally i want to reduce the number of parameters / questions the user is asked best, matt On 01/30/2014 04:42 AM, Dmitry Mescheryakov wrote: I agree with Andrew. I see no value in letting users select how their cluster is provisioned, it will only make interface a little bit more complex. Dmitry 2014/1/30 Andrew Lazarev alaza...@mirantis.com mailto:alaza...@mirantis.com Alexander, What is the purpose of exposing this to user side? Both engines must do exactly the same thing and they exist in the same time only for transition period until heat engine is stabilized. I don't see any value in proposed option. Andrew. On Wed, Jan 29, 2014 at 8:44 PM, Alexander Ignatov aigna...@mirantis.com mailto:aigna...@mirantis.com wrote: Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
Re: [openstack-dev] [savanna] Choosing provisioning engine during cluster launch
+1 How about an undocumented config? Trev On Thu, 2014-01-30 at 09:24 -0500, Matthew Farrellee wrote: i imagine this is something that can be useful in a development and testing environment, especially during the transition period from direct to heat. so having the ability is not unreasonable, but i wouldn't expose it to users via the dashboard (maybe not even directly in the cli) generally i want to reduce the number of parameters / questions the user is asked best, matt On 01/30/2014 04:42 AM, Dmitry Mescheryakov wrote: I agree with Andrew. I see no value in letting users select how their cluster is provisioned, it will only make interface a little bit more complex. Dmitry 2014/1/30 Andrew Lazarev alaza...@mirantis.com mailto:alaza...@mirantis.com Alexander, What is the purpose of exposing this to user side? Both engines must do exactly the same thing and they exist in the same time only for transition period until heat engine is stabilized. I don't see any value in proposed option. Andrew. On Wed, Jan 29, 2014 at 8:44 PM, Alexander Ignatov aigna...@mirantis.com mailto:aigna...@mirantis.com wrote: Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org mailto:OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
[openstack-dev] [savanna] Choosing provisioning engine during cluster launch
Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
Re: [openstack-dev] [savanna] Choosing provisioning engine during cluster launch
Alexander, What is the purpose of exposing this to user side? Both engines must do exactly the same thing and they exist in the same time only for transition period until heat engine is stabilized. I don't see any value in proposed option. Andrew. On Wed, Jan 29, 2014 at 8:44 PM, Alexander Ignatov aigna...@mirantis.comwrote: Today Savanna has two provisioning engines, heat and old one known as 'direct'. Users can choose which engine will be used by setting special parameter in 'savanna.conf'. I have an idea to give an ability for users to define provisioning engine not only when savanna is started but when new cluster is launched. The idea is simple. We will just add new field 'provisioning_engine' to 'cluster' and 'cluster_template' objects. And profit is obvious, users can easily switch from one engine to another without restarting savanna service. Of course, this parameter can be omitted and the default value from the 'savanna.conf' will be applied. Is this viable? What do you think? Regards, Alexander Ignatov ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
