Open Stack

On Mon, Feb 11, 2019 at 9:23 PM NANTHINI A A <nanthini.a.a at ericsson.com>
wrote:

> Hi ,
>    I have tried the below .But getting error .Please let me know how I can
> proceed further .
>
> root at cic-1:~# cat try1.yaml
> heat_template_version: 2013-05-23
> description:
>   This is the template for I&V R6.1 base configuration to create neutron
> resources other than sg and vm for vyos vms
> parameters:
>   resource_name_map:
>     - network1: NetworkA1
>       network2: NetworkA2
>     - network1: NetworkB1
>       network2: NetworkB2
>
> resources:
>   neutron_Network_1:
>     type: OS::Neutron::Net
>     properties:
>       name: {get_param: [resource_name_map, %index%, network1]}
>

I don't think you can use %index% directly in this template. You have to
pass it as resource property from tryreapet.yaml.  Please check the
example[1] in heat-templates repo (resource_group_index_lookup.yaml and
random.yaml).

[1]
https://github.com/openstack/heat-templates/blob/master/hot/resource_group/resource_group_index_lookup.yaml


>   neutron_Network_2:
>     type: OS::Neutron::Net
>     properties:
>       name: {get_param: [resource_name_map, %index%, network2]}
> root at cic-1:~# cat tryrepeat.yaml
>
> heat_template_version: 2013-05-23
>
> resources:
>   rg:
>     type: OS::Heat::ResourceGroup
>     properties:
>       count: 2
>       resource_def:
>         type: try1.yaml
> root at cic-1:~#
>
> root at cic-1:~# heat stack-create tests -f tryrepeat.yaml
> WARNING (shell) "heat stack-create" is deprecated, please use "openstack
> stack create" instead
> ERROR: resources.rg<nested_stack>: : Error parsing template
> file:///root/try1.yaml while scanning for the next token
> found character '%' that cannot start any token
>   in "<unicode string>", line 15, column 45:
>      ... {get_param: [resource_name_map, %index%, network1]}
>
>
>
>     Thanks in advance .
>
>
> Thanks,
> A.Nanthini
> -----Original Message-----
> From: Harald Jensås [mailto:hjensas at redhat.com]
> Sent: Monday, February 11, 2019 7:47 PM
> To: NANTHINI A A <nanthini.a.a at ericsson.com>;
> openstack-dev at lists.openstack.org
> Subject: Re: [Heat] Reg accessing variables of resource group heat api
>
> On Wed, 2019-02-06 at 06:12 +0000, NANTHINI A A wrote:
> > Hi ,
> >     We are developing heat templates for our vnf deployment .It
> > includes multiple resources .We want to repeat the resource and hence
> > used the api RESOURCE GROUP .
> >     Attached are the templates which we used
> >
> > Set1.yaml -> has the resources we want to repeat Setrepeat.yaml -> has
> > the resource group api with count .
> >
> >      We want to access the variables of resource in set1.yaml while
> > repeating it with count .Eg . port name ,port fixed ip address we want
> > to change in each set .
> >    Please let us know how we can have a variable with each repeated
> > resource .
> >
>
> Sounds like you want to use the index_var variable[1] to prefix/suffix
> reource names?
>
>  I.e in set1.yaml you can use:
>
>    name:
>     list_join:
>       - '_'
>       - {get_param: 'OS::stack_name'}
>       - %index%
>       - <resource_name>
>
>
> The example should resulting in something like:
>   stack_0_Network3, stack_0_Subnet3
>   stack_1_Network0, stack_1_Subnet0
>   [ ... ]
>
>
> If you want to be more advanced you could use a list parameter in the
> set1.yaml template, and have each list entry contain a dictionaly of each
> resource name. The %index% variable would then be used to pick the correct
> entry from the list.
>
>
> parameters:
>   resource_name_map:
>     - network1: foo_custom_name_net1
>       network2: foo_custom_name_net2
>     - network1: bar_custom_name_net1
>       network2: bar_custom_name_net2    -
>
> resources:
>   neutron_Network_1:
>     type: OS::Neutron::Net
>     properties:
>       name: {get_param: [resource_name_map, %index%, network1]}
>   neutron_Network_2:
>     type: OS::Neutron::Net
>     properties:
>       name: {get_param: [resource_name_map, %index%, network2]}
>
>
>  %index% is the "count" picking the 'foo' entries when %index% is 0, and
> 'bar' entries when %index% is 1 and so on.
>
>
>
>
>
> [1]
>
> https://docs.openstack.org/heat/latest/template_guide/openstack.html#OS::Heat::ResourceGroup-props-opt
>
>
>
>

-- 
Regards,
Rabi Mishra
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