heat_template_version: rocky

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
  ControlPlaneSubnetCidr:
    default: ''
    description: >
      The subnet CIDR of the control plane network. (The parameter is
      automatically resolved from the ctlplane subnet's cidr attribute.)
    type: string
  ControlPlaneDefaultRoute:
    default: ''
    description: The default route of the control plane network. (The parameter
      is automatically resolved from the ctlplane subnet's gateway_ip attribute.)
    type: string
  ExternalIpSubnet:
    default: ''
    description: IP address/subnet on the external network
    type: string
  ExternalInterfaceRoutes:
    default: []
    description: >
      Routes for the external network traffic.
      JSON route e.g. [{'destination':'10.0.0.0/16', 'nexthop':'10.0.0.1'}]
      Unless the default is changed, the parameter is automatically resolved
      from the subnet host_routes attribute.
    type: json
  InternalApiIpSubnet:
    default: ''
    description: IP address/subnet on the internal_api network
    type: string
  InternalApiInterfaceRoutes:
    default: []
    description: >
      Routes for the internal_api network traffic.
      JSON route e.g. [{'destination':'10.0.0.0/16', 'nexthop':'10.0.0.1'}]
      Unless the default is changed, the parameter is automatically resolved
      from the subnet host_routes attribute.
    type: json
  StorageIpSubnet:
    default: ''
    description: IP address/subnet on the storage network
    type: string
  StorageInterfaceRoutes:
    default: []
    description: >
      Routes for the storage network traffic.
      JSON route e.g. [{'destination':'10.0.0.0/16', 'nexthop':'10.0.0.1'}]
      Unless the default is changed, the parameter is automatically resolved
      from the subnet host_routes attribute.
    type: json
  StorageMgmtIpSubnet:
    default: ''
    description: IP address/subnet on the storage_mgmt network
    type: string
  StorageMgmtInterfaceRoutes:
    default: []
    description: >
      Routes for the storage_mgmt network traffic.
      JSON route e.g. [{'destination':'10.0.0.0/16', 'nexthop':'10.0.0.1'}]
      Unless the default is changed, the parameter is automatically resolved
      from the subnet host_routes attribute.
    type: json
  StorageNFSIpSubnet:
    default: ''
    description: IP address/subnet on the storage_nfs network
    type: string
  TenantIpSubnet:
    default: ''
    description: IP address/subnet on the tenant network
    type: string
  TenantInterfaceRoutes:
    default: []
    description: >
      Routes for the tenant network traffic.
      JSON route e.g. [{'destination':'10.0.0.0/16', 'nexthop':'10.0.0.1'}]
      Unless the default is changed, the parameter is automatically resolved
      from the subnet host_routes attribute.
    type: json
  ManagementIpSubnet:
    default: ''
    description: IP address/subnet on the management network
    type: string
  ManagementInterfaceRoutes:
    default: []
    description: >
      Routes for the management network traffic.
      JSON route e.g. [{'destination':'10.0.0.0/16', 'nexthop':'10.0.0.1'}]
      Unless the default is changed, the parameter is automatically resolved
      from the subnet host_routes attribute.
    type: json
  DnsServers: # Override this via parameter_defaults
    default: []
    description: >
      DNS servers to use for the Overcloud (2 max for some implementations).
      If not set the nameservers configured in the ctlplane subnet's
      dns_nameservers attribute will be used.
    type: comma_delimited_list
  EC2MetadataIp:
    default: ''
    description: The IP address of the EC2 metadata server. (The parameter
      is automatically resolved from the ctlplane subnet's host_routes attribute.)
    type: string

resources:
  OsNetConfigImpl:
    type: OS::Heat::SoftwareConfig
    properties:
      group: script
      config:
        str_replace:
          template: |
            #!/bin/bash
            if ! ip addr show dev $bridge_name | grep CONTROLPLANEIP/CONTROLPLANESUBNETCIDR; then
                ip addr add CONTROLPLANEIP/CONTROLPLANESUBNETCIDR dev $bridge_name
            fi
          params:
            CONTROLPLANEIP: {get_param: ControlPlaneIp}
            CONTROLPLANESUBNETCIDR: {get_param: ControlPlaneSubnetCidr}
      inputs:
        -
          name: bridge_name
          default: br-ex
          description: bridge-name
          type: String

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