heat_template_version: rocky

description: >
  Configuration of Nova Availability Zones in the overcloud

parameters:
  ServiceData:
    default: {}
    description: Dictionary packing service data
    type: json
  ServiceNetMap:
    default: {}
    description: Mapping of service_name -> network name. Typically set
                 via parameter_defaults in the resource registry.  This
                 mapping overrides those in ServiceNetMapDefaults.
    type: json
  DefaultPasswords:
    default: {}
    type: json
  RoleName:
    default: ''
    description: Role name on which the service is applied
    type: string
  RoleParameters:
    default: {}
    description: Parameters specific to the role
    type: json
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  AdminPassword:
    description: The password for the keystone admin account, used for monitoring, querying neutron etc.
    type: string
    hidden: true
  NovaComputeAvailabilityZone:
    description: The availability zone where new Nova compute nodes will be
                 added. If the zone does not already exist, it will be created.
    default: ""
    type: string
  RootStackName:
    description: The name of the stack/plan.
    type: string

resources:

  NovaComputeAvailabilityZoneValue:
    type: OS::Heat::Value
    properties:
      value:
        if:
          - equals:
              - {get_param: NovaComputeAvailabilityZone}
              - ""
          - {get_param: RootStackName}
          - {get_param: NovaComputeAvailabilityZone}

outputs:
  role_data:
    description: Role data for the Nova Availability Zone configuration service
    value:
      service_name: nova_az_config
      deploy_steps_tasks:
        # Step0: Set the hieradata nova::host as a ansible fact so that we can
        # use it later in the tasks in external_post_deploy_tasks
        - name: Get nova::host value
          shell: hiera -c /etc/puppet/hiera.yaml nova::host
          register: nova_host_result
          when: "step|int == 1"
        - name: Set nova_host fact
          set_fact:
            nova_host: "{{ nova_host_result.stdout }}"
          when: "step|int == 1"
      external_post_deploy_tasks:
        - name: "Nova: Manage aggregate and availability zone and add hosts to the zone"
          environment:
            # Force openstackclient to not try and read a clouds.yaml as none
            # exists for the tripleo-admin user.
            OS_CLIENT_CONFIG_FILE: /dev/null
          os_nova_host_aggregate:
            name: {get_attr: [NovaComputeAvailabilityZoneValue, value]}
            availability_zone: {get_attr: [NovaComputeAvailabilityZoneValue, value]}
            hosts: "{{ groups['nova_compute'] | default([]) | map('extract', hostvars, 'nova_host') | list }}"
            auth:
              username: admin
              password: {get_param: AdminPassword}
              project_name: admin
              project_domain_name: Default
              user_domain_name: Default
              auth_url: { get_param: [EndpointMap, KeystoneV3Public, uri] }