http_servers_with_lb.yaml

heat_template_version: 2013-05-23
parameters:
  count:
    type: number
    default: 4
    description: number of servers

resources:
  rg:
    type: OS::Heat::ResourceGroup
    properties:
      count: { get_param: count}
      resource_def: {type: 'https://gist.githubusercontent.com/pratikmallya/b6be647475a5f0aa2172/raw/36e7e681733797fcf20c8172ccbe6280fd5d1624/server_with_volume.yaml'}

  load_balancer:
    type: Rackspace::Cloud::LoadBalancer
    properties:
      port: 80
      protocol: HTTP
      algorithm: "ROUND_ROBIN"
      virtualIps:
        - type: PUBLIC
          ipVersion: IPV4
      nodes:
        - addresses: { get_attr: [rg, service_ip] }
          port: 80
          condition: ENABLED
      healthMonitor:
        attemptsBeforeDeactivation: 3
        delay: 1
        timeout: 30
        type: HTTP
        path: "/"
        statusRegex: "."
        bodyRegex: "."


outputs:
  service_ip:
    description: IP of the service
    value: { get_attr: [load_balancer, PublicIp] }
  
  node_ips:
    description: Node Service IPs
    value: { get_attr: [rg, service_ip] }