# etcd service load balancer doesn't have floating IP associated.
heat_template_version: queens

conditions:
  allowed_cidrs_enabled:
    not:
      allowed_cidrs_disabled

  allowed_cidrs_disabled:
      equals:
      - get_param: allowed_cidrs
      - []

parameters:

  fixed_subnet:
    type: string

  protocol:
    type: string
    default: TCP
    constraints:
      - allowed_values: ["TCP", "HTTP"]

  port:
    type: number

  allowed_cidrs:
    type: comma_delimited_list
    description: The allowed CIDR list for master load balancer

resources:
  loadbalancer:
    type: Magnum::Optional::Neutron::LBaaS::LoadBalancer
    properties:
      vip_subnet: {get_param: fixed_subnet}

  listener:
    condition: allowed_cidrs_disabled
    type: Magnum::Optional::Neutron::LBaaS::Listener
    properties:
      loadbalancer: {get_resource: loadbalancer}
      protocol: {get_param: protocol}
      protocol_port: {get_param: port}

  listener_with_allowed_cidrs:
    condition: allowed_cidrs_enabled
    type: Magnum::Optional::Neutron::LBaaS::Listener
    properties:
      loadbalancer: {get_resource: loadbalancer}
      protocol: {get_param: protocol}
      protocol_port: {get_param: port}
      allowed_cidrs: {get_param: allowed_cidrs}

  pool:
    type: Magnum::Optional::Neutron::LBaaS::Pool
    properties:
      lb_algorithm: ROUND_ROBIN
      listener: {if: ["allowed_cidrs_enabled", {get_resource: listener_with_allowed_cidrs}, {get_resource: listener}]}
      protocol: {get_param: protocol}

  monitor:
    type: Magnum::Optional::Neutron::LBaaS::HealthMonitor
    properties:
      type: TCP
      delay: 5
      max_retries: 5
      timeout: 5
      pool: { get_resource: pool }

outputs:
  pool_id:
    value: {get_resource: pool}

  address:
    value: {get_attr: [loadbalancer, vip_address]}