heat_template_version: pike

description: >
  OpenStack containerized Nova Metadata service

parameters:
  DockerNovaMetadataImage:
    description: image
    type: string
  DockerNovaConfigImage:
    description: The container image to use for the nova config_volume
    type: string
  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

resources:

  ContainersCommon:
    type: ./containers-common.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}

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]
      logging_source: {get_attr: [NovaMetadataBase, role_data, logging_source]}
      logging_groups: {get_attr: [NovaMetadataBase, role_data, logging_groups]}
      step_config: &step_config
        get_attr: [NovaMetadataBase, role_data, step_config]
      service_config_settings: {get_attr: [NovaMetadataBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: nova
        puppet_tags: nova_config
        step_config: *step_config
        config_image: {get_param: DockerNovaConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/nova_metadata.json:
          command: /usr/bin/nova-api-metadata
          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:
          nova_init_logs:
            image: &nova_metadata_image {get_param: DockerNovaMetadataImage}
            privileged: false
            user: root
            volumes:
              - /var/log/containers/nova:/var/log/nova
            command: ['/bin/bash', '-c', 'chown -R nova:nova /var/log/nova']
        step_4:
          nova_metadata:
            start_order: 2
            image: *nova_metadata_image
            net: host
            user: nova
            privileged: true
            restart: always
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/nova_metadata.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/nova/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers/nova:/var/log/nova
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      metadata_settings:
        get_attr: [NovaMetadataBase, role_data, metadata_settings]
      host_prep_tasks:
        - name: create persistent logs directory
          file:
            path: /var/log/containers/nova
            state: directory
        - name: nova logs readme
          copy:
            dest: /var/log/nova/readme.txt
            content: |
              Log files from nova containers can be found under
              /var/log/containers/nova and /var/log/containers/httpd/nova-*.
          ignore_errors: true
      upgrade_tasks:
        - name: Check if nova_api_metadata is deployed
          command: systemctl is-enabled --quiet openstack-nova-api
          tags: common
          ignore_errors: True
          register: nova_metadata_enabled
        - name: "PreUpgrade step0,validation: Check service openstack-nova-api is running"
          command: systemctl is-active --quiet openstack-nova-api
          tags: step0,validation
          when: nova_metadata_enabled.rc == 0
        - name: Stop and disable nova_api service
          tags: step2
          when: nova_metadata_enabled.rc == 0
          service: name=openstack-nova-api state=stopped enabled=no
