tosca_definitions_version: tosca_simple_yaml_1_0

description: Onboard the exampleservice

imports:
   - custom_types/xos.yaml

topology_template:
  node_templates:

    # API Gateway
    xos-rest-gateway:
      type: tosca.nodes.Component
      properties:
        name: xos-rest-gateway
        image: xosproject/xos-rest-gw
        command: npm start -- --config gateway-config.yml
        ports: 3000:3000

    /var/www/src/config/gateway-config.yml:
      type: tosca.nodes.ComponentVolume
      properties:
          host_path: { path_join: [ SELF, CONFIG_DIR, ./gateway-config.yml, ENV_VAR ] }
          read_only: false
      requirements:
          - xos:
             node: xos-rest-gateway
             relationship: tosca.relationships.VolumeOfComponent

    gw-to-xos:
      type: tosca.nodes.ComponentLink
      properties:
          container: xos_ui
          alias: xos
          kind: internal
      requirements:
          - xos:
             node: xos-rest-gateway
             relationship: tosca.relationships.LinkOfComponent

    gw-to-redis:
      type: tosca.nodes.ComponentLink
      properties:
          container: frontendbs_xos_redis_1
          alias: redis
          kind: external
      requirements:
          - xos:
             node: xos-rest-gateway
             relationship: tosca.relationships.LinkOfComponent

    # UI Container
    xos-spa-gui:
      type: tosca.nodes.Component
      properties:
        name: xos-spa-gui
        image: xosproject/xos-gui
        ports: 80:80

    gui-to-gw:
      type: tosca.nodes.ComponentLink
      properties:
          container: xos-rest-gateway
          alias: xos-rest-gw
          kind: internal
      requirements:
          - xos:
             node: xos-spa-gui
             relationship: tosca.relationships.LinkOfComponent