basic_instance.yaml

# http://docs.openstack.org/developer/heat/template_guide/hot_spec.html#heat-template-version
heat_template_version: 2014-10-16


description: NeCTAR Sample Template - A very simple one that just fires up an instance


parameters:

  key_name:
    type: string
    description: Name of an existing KeyPair to enable SSH access to the instances
    # can use the provided custom constraint to check that the keypair does exist
    constraints:
      - custom_constraint: nova.keypair
        description: Must be an existing keypair

  instance_type:
    type: string
    description: The NeCTAR flavour the webserver is to run on
    default: m2.xsmall
    constraints:
      - allowed_values: [m2.xsmall, m2.small, m1.small]
        description:
          Must be a valid NeCTAR flavour, limited to the smaller ones available

  image_id:
    type: string
    description: ID of the image to use for the instance to be created
    default: fc48b5bb-e67d-4e39-b9ba-b6725c8b0c88


resources:

  basic_server:
    # http://docs.openstack.org/developer/heat/template_guide/openstack.html#OS::Nova::Server
    type: OS::Nova::Server
    properties:
      key_name: { get_param: key_name }
      image: { get_param: image_id }
      flavor: { get_param: instance_type }
      image_update_policy: REPLACE
      user_data_format: RAW
      # you can even attach metadata...
      metadata: {"metering.stack": {get_param: "OS::stack_id"}}


outputs:

  instance_ip:
    description: The IP address of the deployed instance
    value: { get_attr: [basic_server, first_address] }

  instance_networks:
    description: 'A dict of assigned network addresses of the form: {“public”: [ip1, ip2...], “private”: [ip3, ip4]}'
    value: { get_attr: [basic_server, networks] }