topology_template

The topology_template: statement defines the topology template of an application or service, consisting of node templates that represent the application’s or service’s components, as well as relationship templates representing relations between the components. It is a container which contains your node_templates, inputs, outputs and groups. The topology_template: is required.

Example

topology_template:

    inputs:
        ...
        ...

    node_templates:
        ...
        ...

    outputs:
        ...
        ...

    groups:
        ...
        ...