heat_template_version: rocky

description: >
  OpenStack containerized Mistral API service

parameters:
  DockerMistralApiImage:
    description: image
    type: string
  DockerMistralConfigImage:
    description: The container image to use for the mistral 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
  MistralWorkers:
    default: 1
    description: The number of workers for the mistral-api.
    type: number
  MistralApiPolicies:
    description: |
      A hash of policies to configure for Mistral API.
      e.g. { mistral-context_is_admin: { key: context_is_admin, value: 'role:admin' } }
    default: {}
    type: json
  EnableInternalTLS:
    type: boolean
    default: false
  MistralExecutionInterval:
    default: 600
    description: This setting defines how frequently Mistral checks for cron
                 triggers that need execution. The default is 10 minutes and
                 reduces the load that is has on the system.
    type: number
  MistralCorsAllowedOrigin:
    type: string
    default: ''
    description: Indicate whether this resource may be shared with the domain received in the request
                 "origin" header.

conditions:
  mistral_workers_zero: {equals : [{get_param: MistralWorkers}, 0]}
  cors_allowed_origin_unset: {equals : [{get_param: MistralCorsAllowedOrigin}, '']}

resources:

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

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

  MistralBase:
    type: ./mistral-base.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 Mistral API role.
    value:
      service_name: mistral_api
      config_settings:
        map_merge:
          - get_attr: [MistralBase, role_data, config_settings]
          -
            if:
            - cors_allowed_origin_unset
            - {}
            - mistral::cors::allowed_origin: {get_param: MistralCorsAllowedOrigin}
          - mistral::api::api_workers: {get_param: MistralWorkers}
            mistral::api::bind_host:
              str_replace:
                template:
                  "%{hiera('$NETWORK')}"
                params:
                  $NETWORK: {get_param: [ServiceNetMap, MistralApiNetwork]}
            mistral::wsgi::apache::ssl: {get_param: EnableInternalTLS}
            mistral::cors::allow_headers: 'Content-Type,Cache-Control,Content-Language,Expires,Last-Modified,Pragma,X-Auth-Token'
            mistral::cors::expose_headers: 'Content-Type,Cache-Control,Content-Language,Expires,Last-Modified,Pragma'
            mistral::policy::policies: {get_param: MistralApiPolicies}
            mistral::cron_trigger::execution_interval: {get_param: MistralExecutionInterval}
            mistral::api::allow_action_execution_deletion: true
            tripleo::mistral_api::firewall_rules:
              '133 mistral':
                dport:
                  - 8989
                  - 13989
            mistral::api::service_name: 'httpd'
            mistral::wsgi::apache::bind_host:
              str_replace:
                template:
                  "%{hiera('$NETWORK')}"
                params:
                  $NETWORK: {get_param: [ServiceNetMap, MistralApiNetwork]}
            mistral::wsgi::apache::servername:
              str_replace:
                template:
                  "%{hiera('fqdn_$NETWORK')}"
                params:
                  $NETWORK: {get_param: [ServiceNetMap, MistralApiNetwork]}
          - if:
            - mistral_workers_zero
            - {}
            - mistral::wsgi::apache::workers: {get_param: MistralWorkers}
      service_config_settings: {get_attr: [MistralBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: mistral
        puppet_tags: mistral_config
        step_config:
          list_join:
            - "\n"
            - - include ::tripleo::profile::base::mistral::api
              - {get_attr: [MySQLClient, role_data, step_config]}
        config_image: {get_param: DockerMistralConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/mistral_api.json:
          command: /usr/bin/mistral-server --config-file=/etc/mistral/mistral.conf --log-file=/var/log/mistral/api.log --server=api
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
          permissions:
            - path: /var/log/mistral
              owner: mistral:mistral
              recurse: true
      docker_config:
        # db sync runs before permissions set by kolla_config
        step_2:
          mistral_init_logs:
            image: &mistral_api_image {get_param: DockerMistralApiImage}
            net: none
            privileged: false
            user: root
            volumes:
              - /var/log/containers/mistral:/var/log/mistral:z
            command: ['/bin/bash', '-c', 'chown -R mistral:mistral /var/log/mistral']
        step_3:
          mistral_db_sync:
            start_order: 0
            image: *mistral_api_image
            net: host
            privileged: false
            detach: false
            user: root
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/config-data/mistral/etc/mistral/:/etc/mistral/:ro
                  - /var/log/containers/mistral:/var/log/mistral:z
            command: "/usr/bin/bootstrap_host_exec mistral_api su mistral -s /bin/bash -c 'mistral-db-manage --config-file /etc/mistral/mistral.conf upgrade head'"
        step_4:
          mistral_api:
            start_order: 15
            image: *mistral_api_image
            net: host
            privileged: false
            restart: always
            healthcheck:
              test: /openstack/healthcheck
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/mistral_api.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/mistral/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers/mistral:/var/log/mistral:z
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
        step_5:
          mistral_db_populate:
            start_order: 1
            image: *mistral_api_image
            net: host
            privileged: false
            detach: false
            user: root
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/config-data/mistral/etc/mistral/:/etc/mistral/:ro
                  - /var/log/containers/mistral:/var/log/mistral:z
            # NOTE: dprince this requires that we install openstack-tripleo-common into
            # the Mistral API image so that we get tripleo* actions
            command: "/usr/bin/bootstrap_host_exec mistral_api su mistral -s /bin/bash -c 'mistral-db-manage --config-file /etc/mistral/mistral.conf populate'"
      host_prep_tasks:
        - name: create persistent directories
          file:
            path: "{{ item.path }}"
            state: directory
            setype: "{{ item.setype }}"
          with_items:
            - { 'path': /var/log/containers/mistral, 'setype': svirt_sandbox_file_t }
            - { 'path': /var/log/mistral, 'setype': svirt_sandbox_file_t }
        - name: mistral logs readme
          copy:
            dest: /var/log/mistral/readme.txt
            content: |
              Log files from mistral containers can be found under
              /var/log/containers/mistral.
          ignore_errors: true
      post_upgrade_tasks:
        - when: step|int == 1
          import_role:
            name: tripleo-docker-rm
          vars:
            containers_to_rm:
              - mistral_api