OpenStack Heat Template - 4i_2n_2v

openstack-heat-template-4i_2n_2v.yaml

heat_template_version: 2017-09-01

parameters:
  key_name:
    type: string
    description: Name of a KeyPair
  flavor_name:
    type: string
    description: Name of a Flavor
  image_name:
    type: string
    description: Name of an Image
  vnf_volume_name:
    type: string
    description: Name of a VNF Volume
  vnf_image_name:
    type: string
    description: Name of a VNF Image
  tenant1_cidr:
    type: string
    description: CIDR for Tenant 1
  tenant2_cidr:
    type: string
    description: CIDR for Tenant 2
  connect_to_prov:
    type: boolean
    description: Connect VNF's to provider?    

resources:
  vnf-volume1:
    type: OS::Cinder::Volume
    properties:
      size: 5
      source_volid: { get_param: vnf_volume_name }

  vnf-volume2:
    type: OS::Cinder::Volume
    properties:
      size: 5
      source_volid: { get_param: vnf_volume_name }

  tenant1:
    type: https://gist.githubusercontent.com/ShawnClake/85a68a78463e8282b695067f03e472cf/raw/73c6d5a4a0b8f4c5b884442453fc193a19023aed/openstack-heat-template-2i_1n.yaml
    properties:
      key_name: { get_param: key_name }
      flavor_name: { get_param: flavor_name }
      image_name: { get_param: image_name }
      subnet_cidr: { get_param: tenant1_cidr }

  tenant2:
    type: https://gist.githubusercontent.com/ShawnClake/85a68a78463e8282b695067f03e472cf/raw/73c6d5a4a0b8f4c5b884442453fc193a19023aed/openstack-heat-template-2i_1n.yaml
    properties:
      key_name: { get_param: key_name }
      flavor_name: { get_param: flavor_name }
      image_name: { get_param: image_name }
      subnet_cidr: { get_param: tenant2_cidr }

  vnf-server1:
    type: OS::Nova::Server
    properties:
      key_name: { get_param: key_name }
      flavor: sktel.small
      block_device_mapping_v2: [{device_name: "vda", volume_id: {get_resource: vnf-volume1}, delete_on_termination: "false"}]
      networks: 
        - network: provider_network
        - network: { get_attr: [tenant1, resource.internal_net] }
      security_groups:
        - default
        - ssh
        - vnc
        - ping

  vnf-server2:
    type: OS::Nova::Server
    properties:
      key_name: { get_param: key_name }
      flavor: sktel.small
      block_device_mapping_v2: [{device_name: "vda", volume_id: {get_resource: vnf-volume2}, delete_on_termination: "false"}]
      networks: 
        - network: provider_network
        - network: { get_attr: [tenant2, resource.internal_net] }
      security_groups:
        - default
        - ssh
        - vnc
        - ping

outputs:
  internal_net:
    description: inet1
    value: { get_attr: [tenant1, resource.internal_net] }

  internal_net2:
    description: inet2
    value: { get_attr: [tenant2, resource.internal_net] }

  outster:
    description: inet2
    value: { get_attr: [vnf-server1] }

Here's a quick JSON structure of the template

{
  "template": {
    "provider": {
      "vnf-1": {
        "network-a": {
          "instance-1": {
            "volume-1": {}
          },
          "instance-2": {
            "volume-2": {}
          }
        }
      },
      "vnf-2": {
        "network-b": {
          "instance-3": {
            "volume-3": {}
          },
          "instance-4": {
            "volume-4": {}
          }
        }
      }
    }
  }
}