net-config-static-bridge-with-external-dhcp.yaml

heat_template_version: 2015-04-30

description: >
  Software Config to drive os-net-config for a simple bridge configured
  with a static IP address for the ctlplane network.

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:
    default: ''
    description: IP address/subnet on the management 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: ovs_bridge
              name: {get_input: bridge_name}
              use_dhcp: true
              members:
                -
                  type: interface
                  name: {get_input: interface_name}
                  # force the MAC address of the bridge to this interface
                  primary: true
            -
              type: interface
              # would like to do the following, but can't b/c of:
              # https://bugs.launchpad.net/heat/+bug/1344284
              # name:
              # list_join:
              #   - '/'
              #   - - {get_input: bridge_name}
              #   - ':0'
              # So, just hardcode to br-ex:0 for now, br-ex is hardcoded in
              # controller.yaml anyway.
              name: br-ex:0
              addresses:
                -
                  ip_netmask:
                    list_join:
                      - '/'
                      - - {get_param: ControlPlaneIp}
                        - {get_param: ControlPlaneSubnetCidr}
              routes:
                -
                  ip_netmask: 169.254.169.254/32
                  next_hop: {get_param: EC2MetadataIp}
                -
                  default: true
                  next_hop: {get_param: ControlPlaneDefaultRoute}

outputs:
  OS::stack_id:
    description: The OsNetConfigImpl resource.
    value: {get_resource: OsNetConfigImpl}