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heat_template_version: ocata

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
  OvSBridgeMtu:
    default: 1300
    description: The mtu of the OvS bridge
    type: number

resources:

  OsNetConfigImpl:
    type: OS::Heat::SoftwareConfig
    properties:
      group: script
      config:
        list_join:
        - ''
        - - |
            #!/bin/bash
            function network_config_hook {
              primary_private_ip=$(cat /etc/nodepool/primary_node_private)
              sed -i "s/primary_private_ip/$primary_private_ip/" /etc/os-net-config/config.json
              subnode_private_ip=$(cat /etc/nodepool/node_private)
              sed -i "s/subnode_private_ip/$subnode_private_ip/" /etc/os-net-config/config.json
              # We start with an arbitrarily high vni key so that we don't
              # overlap with Neutron created values. These will also match the
              # values that we've been using previously from the devstack-gate
              # code.
              vni=1000002
              subnode_index=$(grep -n $(cat /etc/nodepool/node_private) /etc/nodepool/sub_nodes_private | cut -d: -f1)
              let vni+=$subnode_index
              sed -i "s/vni/$vni/" /etc/os-net-config/config.json
              export interface_name="br-ex_$primary_private_ip"
              # Until we are fully migrated to os-net-config we need to clean
              # up the old bridge first created by devstack-gate
              ovs-vsctl del-br br-ex
            }

          -
            str_replace:
              template:
                get_file: ../../network/scripts/run-os-net-config.sh
              params:
                $network_config:
                  network_config:
                    - type: ovs_bridge
                      name: bridge_name
                      mtu:
                        get_param: OvSBridgeMtu
                      use_dhcp: false
                      addresses:
                        - ip_netmask:
                            list_join:
                              - "/"
                              - - get_param: ControlPlaneIp
                                - get_param: ControlPlaneSubnetCidr
                      members:
                        - type: ovs_tunnel
                          name: interface_name
                          tunnel_type: vxlan
                          ovs_options:
                            - list_join:
                              - "="
                              - - key
                                - vni
                            - list_join:
                              - "="
                              - - remote_ip
                                - primary_private_ip
                            - list_join:
                              - "="
                              - - local_ip
                                - subnode_private_ip

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