Your First Service Commissioning File

This service commissioning file allows you to simulate a machine connecting to Connectware via the OPC UA protocol.

Download the service commissioning file and make yourself familiar with its structure.

1KB

connect-your-first-machine.yaml

• To learn how to connect your first machine using this service commissioning file, see Connecting your First Machine.

Structure of the Sample Service Commissioning File

The service commissioning file contains the following elements.

description

This section contains a short description of the template.

metadata

This section contains the name, version number, provider and homepage of the provider of the service commissioning file.

parameters

This section defines the parameters for the configuration of the OPC UA connection. The following parameters are available:

• opcuaHost: The address of the OPC UA host (default value: opcua.demo-this.com).

• opcuaPort: The port of the OPC UA host (default value: 51210).

resources

This section defines the resources that are used in this example. The following resources are available:

• opcuaConnection: Defines the connection to the OPC UA server.

  • type: Defines the type of the resource. In this case, Cybus::Connection.

  • properties: Defines the properties of the connection.

    • protocol: The protocol used. In this case, Opcua.

    • connection: The connection details, where the parameters host and port refer to the previously defined parameters opcuaHost and opcuaPort.

• RandomDataExample: Defines an endpoint that subscribes to data from a specific node of the OPC UA server.

  • type: Defines the type of the resource. In this case, Cybus::Endpoint.

  • properties: Defines the properties of the endpoint.

    • protocol: The used protocol. In this case, Opcua.

    • connection: Refers to the previously defined OPC UA connection.

    • subscribe: Defines the node (nodeId) from which data is subscribed (in this case ns=2;i=11021).

• mapping: Defines a mapping that forwards the subscribed data to a specific publication target.

  • type: Defines the type of the resource. In this case, Cybus::Mapping.

    • properties: The properties of the mapping.

      • mappings: A list of mappings.

        • subscribe: Defines the end point from which data is subscribed (RandomDataExample).

        • publish: Defines the publication target (topic), whereby a topic (example/opcua/dataexample) is specified.