Open Stack

No problem, let us know if you have any other questions.

Renat Akhmerov
@ Mirantis Inc.



> On 09 Dec 2014, at 11:57, Sushma Korati <sushma_korati at persistent.com> wrote:
> 
> 
> Hi,
> 
> Thank you guys.
> 
> Yes I am able to do this with heat, but I faced issues while trying the same with mistral.
> As suggested will try with the latest mistral branch. Thank you once again. 
> 
> Regards,
> Sushma
> 
> 
> 
>  
> From: Georgy Okrokvertskhov [mailto:gokrokvertskhov at mirantis.com <mailto:gokrokvertskhov at mirantis.com>] 
> Sent: Tuesday, December 09, 2014 6:07 AM
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [Mistral] Query on creating multiple resources
>  
> Hi Sushma,
>  
> Did you explore Heat templates? As Zane mentioned you can do this via Heat template without writing any workflows. 
> Do you have any specific use cases which you can't solve with Heat template?
>  
> Create VM workflow was a demo example. Mistral potentially can be used by Heat or other orchestration tools to do actual interaction with API, but for user it might be easier to use Heat functionality.
>  
> Thanks,
> Georgy
>  
> On Mon, Dec 8, 2014 at 7:54 AM, Nikolay Makhotkin <nmakhotkin at mirantis.com <mailto:nmakhotkin at mirantis.com>> wrote:
> Hi, Sushma! 
> 
> Can we create multiple resources using a single task, like multiple keypairs or security-groups or networks etc?
>  
> Yes, we can. This feature is in the development now and it is considered as experimental -https://blueprints.launchpad.net/mistral/+spec/mistral-dataflow-collections <https://blueprints.launchpad.net/mistral/+spec/mistral-dataflow-collections>
>  
> Just clone the last master branch from mistral.
> 
> You can specify "for-each" task property and provide the array of data to your workflow: 
> 
>  --------------------
> version: '2.0'
> 
> name: secgroup_actions
> 
> workflows:
>   create_security_group:
>     type: direct
>     input:
>       - array_with_names_and_descriptions
> 
>     tasks:
>       create_secgroups:
>         for-each: 
>           data: $.array_with_names_and_descriptions
>         action: nova.security_groups_create name={$.data.name <http://data.name/>} description={$.data.description}
> ------------
>  
> On Mon, Dec 8, 2014 at 6:36 PM, Zane Bitter <zbitter at redhat.com <mailto:zbitter at redhat.com>> wrote:
> On 08/12/14 09:41, Sushma Korati wrote:
> Can we create multiple resources using a single task, like multiple
> keypairs or security-groups or networks etc?
> 
> Define them in a Heat template and create the Heat stack as a single task.
> 
> - ZB
> 
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> 
> 
>  
> -- 
> Best Regards,
> Nikolay
> 
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> 
> 
>  
> -- 
> Georgy Okrokvertskhov
> Architect,
> OpenStack Platform Products,
> Mirantis
> http://www.mirantis.com <http://www.mirantis.com/>
> Tel. +1 650 963 9828
> Mob. +1 650 996 3284
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