heat_template_version: rocky

description: >
  OpenStack containerized Nova Metadata service

parameters:
  DockerNovaMetadataImage:
    description: image
    type: string
  DockerNovaMetadataConfigImage:
    description: The container image to use for the nova config_volume
    type: string
  NovaMetadataLoggingSource:
    type: json
    default:
      tag: openstack.nova.api.metadata
      path: /var/log/containers/nova/nova-api-metadata.log
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  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
  EnableInternalTLS:
    type: boolean
    default: false
  MetadataNATRule:
    default: false
    description: When true we create the NAT rule for the metadata service
    type: boolean

conditions:
  internal_tls_enabled: {equals: [{get_param: EnableInternalTLS}, true]}
  need_metadata_nat_rule: {equals: [{get_param: MetadataNATRule}, true]}

resources:

  ContainersCommon:
    type: ./containers-common.yaml

  MySQLClient:
    type: ../../puppet/services/database/mysql-client.yaml

  NovaMetadataBase:
    type: ../../puppet/services/nova-metadata.yaml
    properties:
      EndpointMap: {get_param: EndpointMap}
      ServiceData: {get_param: ServiceData}
      ServiceNetMap: {get_param: ServiceNetMap}
      DefaultPasswords: {get_param: DefaultPasswords}
      RoleName: {get_param: RoleName}
      RoleParameters: {get_param: RoleParameters}

  NovaMetadataLogging:
    type: OS::TripleO::Services::Logging::NovaMetadata

outputs:
  role_data:
    description: Role data for the Nova Metadata service.
    value:
      service_name: {get_attr: [NovaMetadataBase, role_data, service_name]}
      config_settings:
        map_merge:
          - get_attr: [NovaMetadataBase, role_data, config_settings]
          - get_attr: [NovaMetadataLogging, config_settings]
          - apache::default_vhost: false
          - tripleo::nova_metadata::firewall_rules:
              if:
              - need_metadata_nat_rule
              - '144 undercloud metadata nat':
                  dport: 80
                  proto: 'tcp'
                  table: 'nat'
                  chain: 'PREROUTING'
                  jump: 'REDIRECT'
                  iniface: 'br-ctlplane'
                  destination: '169.254.169.254/32'
                  extras:
                    toports: 8775
              - {}
      service_config_settings:
        map_merge:
          - get_attr: [NovaMetadataBase, role_data, service_config_settings]
          - fluentd:
              tripleo_fluentd_groups_nova_metadata:
                - nova
              tripleo_fluentd_sources_nova_metadata:
                - {get_param: NovaMetadataLoggingSource}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: nova_metadata
        puppet_tags: nova_config
        step_config:
          list_join:
            - "\n"
            - - {get_attr: [NovaMetadataBase, role_data, step_config]}
              - {get_attr: [MySQLClient, role_data, step_config]}
        config_image: {get_param: DockerNovaMetadataConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/nova_metadata.json:
          command: /usr/sbin/httpd -DFOREGROUND
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
          permissions:
            - path: /var/log/nova
              owner: nova:nova
              recurse: true
      docker_config:
        step_2:
          get_attr: [NovaMetadataLogging, docker_config, step_2]
        step_4:
          nova_metadata:
            start_order: 2
            image: {get_param: DockerNovaMetadataImage}
            net: host
            user: root
            restart: always
            healthcheck:
              test: /openstack/healthcheck
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                - {get_attr: [NovaMetadataLogging, volumes]}
                -
                  - /var/lib/kolla/config_files/nova_metadata.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/nova_metadata/:/var/lib/kolla/config_files/src:ro
                  -
                    if:
                      - internal_tls_enabled
                      - /etc/pki/tls/certs/httpd:/etc/pki/tls/certs/httpd:ro
                      - ''
                  -
                    if:
                      - internal_tls_enabled
                      - /etc/pki/tls/private/httpd:/etc/pki/tls/private/httpd:ro
                      - ''
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      metadata_settings:
        get_attr: [NovaMetadataBase, role_data, metadata_settings]
      host_prep_tasks: {get_attr: [NovaMetadataLogging, host_prep_tasks]}
      post_upgrade_tasks:
        - when: step|int == 1
          import_role:
            name: tripleo-docker-rm
          vars:
            containers_to_rm:
              - nova_metadata