Re: [openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-24 Thread Anant Patil
On 24-Sep-14 00:25, Joshua Harlow wrote: I believe heat has its own dependency graph implementation but if that was switched to networkx[1] that library has a bunch of nice read/write capabilities. See: https://github.com/networkx/networkx/tree/master/networkx/readwrite And one made for

Re: [openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-23 Thread Anant Patil
On 23-Sep-14 09:42, Clint Byrum wrote: Excerpts from Angus Salkeld's message of 2014-09-22 20:15:43 -0700: On Tue, Sep 23, 2014 at 1:09 AM, Anant Patil anant.pa...@hp.com wrote: Hi, One of the steps in the direction of convergence is to enable Heat engine to handle concurrent stack

Re: [openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-23 Thread Zane Bitter
On 23/09/14 09:44, Anant Patil wrote: On 23-Sep-14 09:42, Clint Byrum wrote: Excerpts from Angus Salkeld's message of 2014-09-22 20:15:43 -0700: On Tue, Sep 23, 2014 at 1:09 AM, Anant Patil anant.pa...@hp.com wrote: Hi, One of the steps in the direction of convergence is to enable Heat

Re: [openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-23 Thread Joshua Harlow
I believe heat has its own dependency graph implementation but if that was switched to networkx[1] that library has a bunch of nice read/write capabilities. See: https://github.com/networkx/networkx/tree/master/networkx/readwrite And one made for sqlalchemy @

[openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-22 Thread Anant Patil
Hi, One of the steps in the direction of convergence is to enable Heat engine to handle concurrent stack operations. The main convergence spec talks about it. Resource versioning would be needed to handle concurrent stack operations. As of now, while updating a stack, a backup stack is created

Re: [openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-22 Thread Angus Salkeld
On Tue, Sep 23, 2014 at 1:09 AM, Anant Patil anant.pa...@hp.com wrote: Hi, One of the steps in the direction of convergence is to enable Heat engine to handle concurrent stack operations. The main convergence spec talks about it. Resource versioning would be needed to handle concurrent

Re: [openstack-dev] [Heat] Convergence: Backing up template instead of stack

2014-09-22 Thread Clint Byrum
Excerpts from Angus Salkeld's message of 2014-09-22 20:15:43 -0700: On Tue, Sep 23, 2014 at 1:09 AM, Anant Patil anant.pa...@hp.com wrote: Hi, One of the steps in the direction of convergence is to enable Heat engine to handle concurrent stack operations. The main convergence spec