heat_template_version: rocky

description: >
  OpenStack containerized Mistral API service

parameters:
  ContainerMistralApiImageStein:
    description: image
    type: string
    default: ''
  ContainerMistralApiImage:
    description: image
    type: string
  ContainerMistralConfigImage:
    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
  DeployIdentifier:
    default: ''
    type: string
    description: >
      Setting this to a unique value will re-run any deployment tasks which
      perform configuration on a Heat stack-update.
  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.
  MistralPassword:
    description: The password for the Mistral service and db account, used by the Mistral services.
    type: string
    hidden: true
  KeystoneRegion:
    type: string
    default: 'regionOne'
    description: Keystone region for endpoint

conditions:
  fast_forward_upgrade: {not: {equals: [{get_param: ContainerMistralApiImageStein},'']}}
  mistral_workers_zero: {equals : [{get_param: MistralWorkers}, 0]}
  cors_allowed_origin_unset: {equals : [{get_param: MistralCorsAllowedOrigin}, '']}

resources:

  ContainersCommon:
    type: ../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
      keystone_resources:
        mistral:
          endpoints:
            public: {get_param: [EndpointMap, MistralPublic, uri]}
            internal: {get_param: [EndpointMap, MistralInternal, uri]}
            admin: {get_param: [EndpointMap, MistralAdmin, uri]}
          users:
            mistral:
              password: {get_param: MistralPassword}
          region: {get_param: KeystoneRegion}
          service: 'workflowv2'
      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: ContainerMistralConfigImage}
      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
      container_config_scripts:
        map_merge:
          - {get_attr: [ContainersCommon, container_config_scripts]}
          - mistral_ffu_db_sync.sh:
              mode: "0755"
              content: { get_file: ../../container_config_scripts/mistral_ffu_db_sync.sh }
      docker_config:
        # db sync runs before permissions set by kolla_config
        step_2:
          mistral_init_logs:
            image: &mistral_api_image {get_param: ContainerMistralApiImage}
            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:
          map_merge:
            - mistral_db_sync:
                start_order: 1
                image: *mistral_api_image
                net: host
                privileged: false
                detach: false
                user: root
                volumes: &mistral_api_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'"
                environment:
                  TRIPLEO_DEPLOY_IDENTIFIER: {get_param: DeployIdentifier}
            - if:
                - fast_forward_upgrade
                - mistral_db_sync_stein:
                    start_order: 0
                    image: {get_param: ContainerMistralApiImageStein}
                    net: host
                    privileged: false
                    detach: false
                    user: root
                    volumes:
                      list_concat:
                        - *mistral_api_volumes
                        -
                          - /var/lib/container-config-scripts/:/container-config-scripts/:ro
                    command:
                      - '/usr/bin/bootstrap_host_exec'
                      - 'mistral_api'
                      - '/container-config-scripts/mistral_ffu_db_sync.sh'
                    environment:
                      TRIPLEO_DEPLOY_IDENTIFIER: {get_param: DeployIdentifier}
                - {}
        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 --openstack_actions_mapping_path=/etc/mistral/mapping.json populate'"
      host_prep_tasks:
        - name: create persistent directories
          file:
            path: "{{ item.path }}"
            state: directory
            setype: "{{ item.setype }}"
            mode: "{{ item.mode|default(omit) }}"
          with_items:
            - { 'path': /var/log/containers/mistral, 'setype': svirt_sandbox_file_t, 'mode': '0750' }
      deploy_steps_tasks:
        - name: Copy in action mapping file
          when: step|int == 3
          copy:
            content: {get_file: ./mapping.json}
            dest: '/var/lib/config-data/mistral/etc/mistral/mapping.json'
            setype: container_file_t
            force: yes
            mode: '0755'