heat_template_version: rocky

description: >
  OpenStack containerized Nova Conductor service

parameters:
  DockerNovaConductorImage:
    description: image
    type: string
  DockerNovaConfigImage:
    description: The container image to use for the nova config_volume
    type: string
  NovaConductorLoggingSource:
    type: json
    default:
      tag: openstack.nova.conductor
      path: /var/log/containers/nova/nova-conductor.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
  NovaWorkers:
    default: 0
    description: Number of workers for Nova services.
    type: number
  MonitoringSubscriptionNovaConductor:
    default: 'overcloud-nova-conductor'
    type: string
  NovaPassword:
    description: The password for the nova service and db account
    type: string
    hidden: true
  NovaEnableNUMALiveMigration:
    default: false
    description: Whether to enable or not the live migration for NUMA topology instances.
    type: boolean
    tags:
      - role_specific

conditions:
  nova_workers_zero: {equals : [{get_param: NovaWorkers}, 0]}

resources:

  ContainersCommon:
    type: ../containers-common.yaml

  MySQLClient:
    type: ../../deployment/database/mysql-client.yaml

  NovaLogging:
    type: OS::TripleO::Services::Logging::NovaCommon
    properties:
      DockerNovaImage: {get_param: DockerNovaConductorImage}
      NovaServiceName: 'conductor'

  NovaBase:
    type: ./nova-base-puppet.yaml
    properties:
      ServiceData: {get_param: ServiceData}
      ServiceNetMap: {get_param: ServiceNetMap}
      DefaultPasswords: {get_param: DefaultPasswords}
      EndpointMap: {get_param: EndpointMap}
      RoleName: {get_param: RoleName}
      RoleParameters: {get_param: RoleParameters}

  RoleParametersValue:
    type: OS::Heat::Value
    properties:
      type: json
      value:
        map_replace:
          - map_replace:
            - nova::workarounds::enable_numa_live_migration: NovaEnableNUMALiveMigration
            - values: {get_param: [RoleParameters]}
          - values:
              NovaEnableNUMALiveMigration: {get_param: NovaEnableNUMALiveMigration}

outputs:
  role_data:
    description: Role data for the Nova Conductor service.
    value:
      service_name: nova_conductor
      monitoring_subscription: {get_param: MonitoringSubscriptionNovaConductor}
      config_settings:
        map_merge:
          - {get_attr: [NovaBase, role_data, config_settings]}
          - {get_attr: [NovaLogging, config_settings]}
          - {get_attr: [RoleParametersValue, value]}
          -
            if:
            - nova_workers_zero
            - {}
            - nova::conductor::workers: {get_param: NovaWorkers}
      service_config_settings:
        fluentd:
          tripleo_fluentd_groups_nova_conductor:
            - nova
          tripleo_fluentd_sources_nova_conductor:
            - {get_param: NovaConductorLoggingSource}
        mysql:
          map_merge:
          - {get_attr: [NovaBase, role_data, service_config_settings, mysql]}
          - nova::db::mysql::password: {get_param: NovaPassword}
            nova::db::mysql::user: nova
            nova::db::mysql::host: {get_param: [EndpointMap, MysqlCellInternal, host_nobrackets]}
            nova::db::mysql::dbname: nova
            nova::db::mysql::allowed_hosts:
              - '%'
              - "%{hiera('mysql_bind_host')}"
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: nova
        puppet_tags: nova_config
        step_config:
          list_join:
            - "\n"
            - - include tripleo::profile::base::nova::conductor
              - {get_attr: [MySQLClient, role_data, step_config]}
        config_image: {get_param: DockerNovaConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/nova_conductor.json:
          command:
            list_join:
            - ' '
            - - /usr/bin/nova-conductor
              - get_attr: [NovaLogging, cmd_extra_args]
          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: [NovaLogging, docker_config, step_2]
        step_3:
          nova_db_sync:
            image: &nova_conductor_image {get_param: DockerNovaConductorImage}
            start_order: 3 # Runs after nova-api tasks if installed on this host
            net: host
            detach: false
            volumes: &nova_conductor_bootstrap_volumes
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                - {get_attr: [NovaLogging, volumes]}
                -
                  - /var/lib/config-data/nova/etc/my.cnf.d/tripleo.cnf:/etc/my.cnf.d/tripleo.cnf:ro
                  - /var/lib/config-data/nova/etc/nova/:/etc/nova/:ro
            user: root
            command: "/usr/bin/bootstrap_host_exec nova_conductor su nova -s /bin/bash -c '/usr/bin/nova-manage db sync'"
        step_4:
          nova_conductor:
            image: *nova_conductor_image
            net: host
            privileged: false
            restart: always
            healthcheck: {get_attr: [ContainersCommon, healthcheck_rpc_port]}
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                - {get_attr: [NovaLogging, volumes]}
                -
                  - /var/lib/kolla/config_files/nova_conductor.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/nova/:/var/lib/kolla/config_files/src:ro
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      host_prep_tasks:
        list_concat:
          - {get_attr: [NovaLogging, host_prep_tasks]}
          - - name: enable virt_sandbox_use_netlink for healthcheck
              seboolean:
                name: virt_sandbox_use_netlink
                persistent: yes
                state: yes
      post_upgrade_tasks:
        - when: step|int == 1
          import_role:
            name: tripleo-docker-rm
          vars:
            containers_to_rm:
              - nova_conductor
      external_upgrade_tasks:
        - when:
            - step|int == 1
          tags:
            - never
            - system_upgrade_transfer_data
            - system_upgrade_stop_services
          block:
            - name: Stop nova conductor container
              import_role:
                name: tripleo-container-stop
              vars:
                tripleo_containers_to_stop:
                  - nova_conductor
                tripleo_delegate_to: "{{ groups['nova_conductor'] | default([]) }}"
      fast_forward_upgrade_tasks:
        - when:
            - step|int == 0
            - release == 'ocata'
          block:
            - name: Check if nova_conductor is deployed
              command: systemctl is-enabled --quiet openstack-nova-conductor
              ignore_errors: True
              register: nova_conductor_enabled_result
            - name: Set fact nova_conductor_enabled
              set_fact:
                nova_conductor_enabled: "{{ nova_conductor_enabled_result.rc == 0 }}"
        - name: Stop and disable nova_conductor service
          service: name=openstack-nova-conductor state=stopped
          when:
            - step|int == 1
            - release == 'ocata'
            - nova_conductor_enabled|bool