apache-ariatosca-0.1.1/examples/tosca-simple-1.0/use-cases/container-1/container-1.yaml

tosca_definitions_version: tosca_simple_yaml_1_0

description: >-
  TOSCA simple profile with wordpress, web server and mysql on the same server.

metadata:
  template_name: compute-1
  template_author: TOSCA Simple Profile in YAML
  template_version: '1.0'

imports:
  - ../non-normative-types.yaml

# Repositories to retrieve code artifacts from

repositories:

  docker_hub: https://registry.hub.docker.com/

topology_template:

  inputs:
    wp_host_port:
      type: integer
      description: The host port that maps to port 80 of the WordPress container.
    db_root_pwd:
      type: string
      description: Root password for MySQL.

  node_templates:

    # The MYSQL container based on official MySQL image in Docker hub

    mysql_container:
      type: tosca.nodes.Container.Application.Docker
      # ARIA NOTE: moved to a requirement in the node type
      #capabilities:
      #  # This is a capability that would mimic the Docker –link feature
      #  database_link: tosca.capabilities.Docker.Link
      artifacts:
        my_image:
          file: mysql
          type: tosca.artifacts.Deployment.Image.Container.Docker
          repository: docker_hub
      interfaces:
        Standard:
          create:
            implementation: my_image
            inputs:
              db_root_password: { get_input: db_root_pwd }

    # The WordPress container based on official WordPress image in Docker hub

    wordpress_container:
      type: tosca.nodes.Container.Application.Docker
      requirements:
        - database_link: mysql_container
      artifacts:
        my_image:
          file: wordpress
          type: tosca.artifacts.Deployment.Image.Container.Docker
          repository: docker_hub
      interfaces:
        Standard:
          create:
            implementation: my_image
            inputs:
              host_port: { get_input: wp_host_port }