network/external.yaml


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description: >
  External network. Public traffic, Neutron l3router for floating IPs/SNAT, etc.

parameters:
  # the defaults here work for static IP assignment (IPAM) only
  ExternalNetCidr:
    default: '10.0.0.0/24'
    description: Cidr for the external network.
    type: string
  ExternalNetValueSpecs:
    default: {'provider:physical_network': 'external', 'provider:network_type': 'flat'}
    description: Value specs for the external network.
    type: json
  ExternalNetAdminStateUp:
    default: false
    description: This admin state of the network.
    type: boolean
  ExternalNetEnableDHCP:
    default: false
    description: Whether to enable DHCP on the associated subnet.
    type: boolean
  ExternalNetShared:
    default: false
    description: Whether this network is shared across all tenants.
    type: boolean
  ExternalNetName:
    default: external
    description: The name of the external network.
    type: string
  ExternalSubnetName:
    default: external_subnet
    description: The name of the external subnet in Neutron.
    type: string
  ExternalAllocationPools:
    default: [{'start': '10.0.0.4', 'end': '10.0.0.250'}]
    description: Ip allocation pool range for the external network.
    type: json

resources:
  ExternalNetwork:
    type: OS::Neutron::Net
    properties:
      admin_state_up: {get_param: ExternalNetAdminStateUp}
      name: {get_param: ExternalNetName}
      shared: {get_param: ExternalNetShared}
      value_specs: {get_param: ExternalNetValueSpecs}

  ExternalSubnet:
    type: OS::Neutron::Subnet
    properties:
      cidr: {get_param: ExternalNetCidr}
      enable_dhcp: {get_param: ExternalNetEnableDHCP}
      name: {get_param: ExternalSubnetName}
      network: {get_resource: ExternalNetwork}
      allocation_pools: {get_param: ExternalAllocationPools}

outputs:
  OS::stack_id:
    description: Neutron external network
    value: {get_resource: ExternalNetwork}