Openstack Heat Server with Floating IP

server_with_floatingip.yaml

heat_template_version: 2013-05-23

description: HOT to deploy a single instance, within its network, with a floating IP

parameters:
  vm_key:
    type: string
    label: "SSH key name (must exist)"
    default: macsp
  vm_flavor:
    type: string
    label: "VM flavor"
    default: c1.medium
  vm_image:
    type: string
    label: "OS Image (name or ID)"
    default: "Ubuntu Bionic 18.04 (SWITCHengines)"
  external_network:
    type: string
    label: "name of the network to connect routers to"
    default: public

resources:

  heat_volume:
    type: OS::Cinder::Volume
    properties:
      size: 5

  heat_network:
    type: OS::Neutron::Net
    properties:
      name: heat-network

  heat_subnet:
    type: OS::Neutron::Subnet
    properties:
      name: heat-subnet
      cidr: 192.168.192.0/24
      dns_nameservers: [8.8.8.8]
      enable_dhcp: true
      network: { get_resource: heat_network }

  heat_router:
    type: OS::Neutron::Router
    properties:
      admin_state_up: true
      name: heat-router
      external_gateway_info: {"network": { get_param: external_network }}

  heat_router_intf:
    type: OS::Neutron::RouterInterface
    properties:
      router_id: { get_resource: heat_router }
      subnet_id: { get_resource: heat_subnet }

  heat_security_group:
    type: "OS::Neutron::SecurityGroup"
    properties:
      rules:
        - remote_mode: remote_group_id
          protocol: tcp
        - remote_mode: remote_group_id
          protocol: udp
        - protocol: icmp
        - port_range_min: 22
          port_range_max: 22
          protocol: tcp


  instance0_port:
    type: OS::Neutron::Port
    properties:
      admin_state_up: true
      network: { get_resource: heat_network }
      fixed_ips:
        - subnet: { get_resource: heat_subnet }
      security_groups:
        - get_resource: heat_security_group

  instance0_floatingip:
    type: OS::Neutron::FloatingIP
    properties:
      floating_network: { get_param: external_network }
      port_id: { get_resource: instance0_port }

  instance0:
    type: OS::Nova::Server
    properties:
      name: heat-vt-u0
      key_name: { get_param: vm_key }
      image: { get_param: vm_image }
      flavor: { get_param: vm_flavor }
      networks:
        - port: { get_resource: instance0_port }
      # see http://blog.scottlowe.org/2015/04/23/ubuntu-openstack-heat-cloud-init/
      user_data_format: RAW

outputs:
  instance0_ip:
    description: Private IP of the instance
    value: { get_attr: [instance0, first_address] }
  instance0_floatingip:
    description: Floating IP of the instance
    value: { get_attr: [instance0_floatingip, floating_ip_address] }