(undercloud) [stack@director nic-configs]$ cat controller.yaml
heat_template_version: queens

parameters:
  ControlPlaneIp:
    default: ''
    description: IP address/subnet on the ctlplane network
    type: string
  ExternalIpSubnet:
    default: ''
    description: IP address/subnet on the external network
    type: string
  InternalApiIpSubnet:
    default: ''
    description: IP address/subnet on the internal_api network
    type: string
  StorageIpSubnet:
    default: ''
    description: IP address/subnet on the storage network
    type: string
  StorageMgmtIpSubnet:
    default: ''
    description: IP address/subnet on the storage_mgmt network
    type: string
  TenantIpSubnet:
    default: ''
    description: IP address/subnet on the tenant network
    type: string
  ManagementIpSubnet: # Only populated when including environments/network-management.yaml
    default: ''
    description: IP address/subnet on the management network
    type: string
  ExternalNetworkVlanID:
    default: 713
    description: Vlan ID for the external network traffic.
    type: number
  InternalApiNetworkVlanID:
    default: 11
    description: Vlan ID for the internal_api network traffic.
    type: number
  StorageNetworkVlanID:
    default: 30
    description: Vlan ID for the storage network traffic.
    type: number
  StorageMgmtNetworkVlanID:
    default: 40
    description: Vlan ID for the storage_mgmt network traffic.
    type: number
  TenantNetworkVlanID:
    default: 50
    description: Vlan ID for the tenant network traffic.
    type: number
  ManagementNetworkVlanID:
    default: 60
    description: Vlan ID for the management network traffic.
    type: number
  ExternalInterfaceDefaultRoute:
    default: '106.120.113.1'
    description: default route for the external network
    type: string
  ControlPlaneSubnetCidr: # Override this via parameter_defaults
    default: '24'
    description: The subnet CIDR of the control plane network.
    type: string
  ControlPlaneDefaultRoute: # Override this via parameter_defaults
    description: The default route of the control plane network.
    type: string
  DnsServers: # Override this via parameter_defaults
    default: []
    description: A list of DNS servers (2 max for some implementations) that will be added to resolv.conf.
    type: comma_delimited_list
  EC2MetadataIp: # Override this via parameter_defaults
    description: The IP address of the EC2 metadata server.
    type: string

resources:
  OsNetConfigImpl:
    type: OS::Heat::StructuredConfig
    properties:
      group: os-apply-config
      config:
        os_net_config:
          network_config:
            - type: interface
              device: p2p1
              name: p2p1
              use_dhcp: false
              dns_servers: {get_param: DnsServers}
              addresses:
                - ip_netmask:
                    list_join:
                      - '/'
                      - - {get_param: ControlPlaneIp}
                        - {get_param: ControlPlaneSubnetCidr}
              routes:
                - ip_netmask: 169.254.169.254/32
                  next_hop: {get_param: EC2MetadataIp}
            - type: interface
              device: em1
              name: em1
              use_dhcp: false
              defroute: false

            - type: interface
              device: p2p2
              name: p2p2
              use_dhcp: false
              addresses:
                - ip_netmask: {get_param: InternalApiIpSubnet}

            - type: interface
              device: em4
              name: em4
              use_dhcp: false
              defroute: false

            - type: ovs_bridge
              name: br-oam
              use_dhcp: false
              addresses:
                - ip_netmask: {get_param: ExternalIpSubnet}
              routes:
                - default: true
                  next_hop: {get_param: ExternalInterfaceDefaultRoute}
              members:
                - type: interface
                  device: em3
                  name: em3
                  primary: true

            - type: interface
              device: em2
              name: em2
              #HQ:name: eno56
              # force the MAC address of the bridge to this interface
              primary: true
outputs:
  OS::stack_id:
    description: The OsNetConfigImpl resource.
    value: {get_resource: OsNetConfigImpl}