[Openstack] [Heat] getting attribute from networks dict in	ResourceGroup
    Manuel Felipe 
    manuelfelipe at gmail.com
       
    Thu May 14 14:28:40 UTC 2015
    
    
  
Hi,
I have a simple heat template with two servers in a ResourceGroup.
nova-compute is configured to autoassign a floating IP to all
instances. Im looking to get a list of the assign float IPs to the
servers in the ResourceGroup.
## HEAT_TEMPLATE
heat_template_version: 2013-05-23
description: attendance environment
resources:
  web_nodes:
    type: OS::Heat::ResourceGroup
    properties:
      count: 2
      resource_def:
        type: OS::Nova::Server
        properties:
          name: web-app-%index%
          key_name: mlopezc1
          image:    ubuntu-14.04
          flavor:   m1.small
outputs:
  first_address:
    value: { get_attr: [web_nodes, first_address] }
 networks:
    value: { get_attr: [web_nodes, networks] }
  float_ips:
    value: { get_attr: [web_nodes, networks, public, 1] }
## output shows something like:
first_address
[
  "192.168.120.5",
  "192.168.120.4"
]
float_ips
--
networks
[
  {
    "public": [
      "192.168.120.5",
      "172.17.66.138"
    ]
  },
  {
    "public": [
      "192.168.120.4",
      "172.17.66.137"
    ]
  }
]
So, first_address worked, same for networks, but float_ips returns
nothing. Im basically trying to get the second ip from each server (in
the same output format that first_address)
Looking in the doc there a references about the usage of the
attributes in a ResourceGroup and that it should match to the internal
resources.
Also, looking at https://review.openstack.org/#/c/106542/ I see that
the code / functionality its suppose to be there in Juno.
Any ideas ? don't know what I'm missing here.
Thanks
-
Manuel
    
    
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