Opc-Twin-Service

Overview

Azure Industrial IoT OPC UA Twin Service

Version information

Version : v2

License information

License : MIT LICENSE
License URL : https://opensource.org/licenses/MIT
Terms of service : null

URI scheme

Host : localhost:9080
Schemes : HTTP, HTTPS

Tags

  • Browse : Browse nodes services
  • Call : Call node method services
  • Read : Node read services
  • Write : Node writing services

Resources

Browse

Browse nodes services

Browse node references

POST /twin/v2/browse/{endpointId}
Description

Browse a node on the specified endpoint. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The browse request BrowseRequestApiModel
Responses
HTTP Code Description Schema
200 Success BrowseResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Browse set of unique target nodes

GET /twin/v2/browse/{endpointId}
Description

Browse the set of unique hierarchically referenced target nodes on the endpoint. The endpoint must be activated and connected and the module client and server must trust each other. The root node id to browse from can be provided as part of the query parameters. If it is not provided, the RootFolder node is browsed. Note that this is the same as the POST method with the model containing the node id and the targetNodesOnly flag set to true.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Query nodeId
optional
The node to browse or omit to browse the root node (i=84) string
Responses
HTTP Code Description Schema
200 Success BrowseResponseApiModel
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Browse next set of references

POST /twin/v2/browse/{endpointId}/next
Description

Browse next set of references on the endpoint. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The request body with continuation token. BrowseNextRequestApiModel
Responses
HTTP Code Description Schema
200 Success BrowseNextResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Browse next set of unique target nodes

GET /twin/v2/browse/{endpointId}/next
Description

Browse the next set of unique hierarchically referenced target nodes on the endpoint. The endpoint must be activated and connected and the module client and server must trust each other. Note that this is the same as the POST method with the model containing the continuation token and the targetNodesOnly flag set to true.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Query continuationToken
required
Continuation token from GetSetOfUniqueNodes operation string
Responses
HTTP Code Description Schema
200 Success BrowseNextResponseApiModel
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Browse using a browse path

POST /twin/v2/browse/{endpointId}/path
Description

Browse using a path from the specified node id. This call uses TranslateBrowsePathsToNodeIds service under the hood. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The browse path request BrowsePathRequestApiModel
Responses
HTTP Code Description Schema
200 Success BrowsePathResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Call

Call node method services

Call a method

POST /twin/v2/call/{endpointId}
Description

Invoke method node with specified input arguments. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The method call request MethodCallRequestApiModel
Responses
HTTP Code Description Schema
200 Success MethodCallResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Get method meta data

POST /twin/v2/call/{endpointId}/metadata
Description

Return method meta data to support a user interface displaying forms to input and output arguments. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The method metadata request MethodMetadataRequestApiModel
Responses
HTTP Code Description Schema
200 Success MethodMetadataResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Read

Node read services

Read variable value

POST /twin/v2/read/{endpointId}
Description

Read a variable node’s value. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The read value request ValueReadRequestApiModel
Responses
HTTP Code Description Schema
200 Success ValueReadResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Get variable value

GET /twin/v2/read/{endpointId}
Description

Get a variable node’s value using its node id. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Query nodeId
required
The node to read string
Responses
HTTP Code Description Schema
200 Success ValueReadResponseApiModel
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Read node attributes

POST /twin/v2/read/{endpointId}/attributes
Description

Read attributes of a node. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The read request ReadRequestApiModel
Responses
HTTP Code Description Schema
200 Success ReadResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Write

Node writing services

Write variable value

POST /twin/v2/write/{endpointId}
Description

Write variable node’s value. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The write value request ValueWriteRequestApiModel
Responses
HTTP Code Description Schema
200 Success ValueWriteResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack

Write node attributes

POST /twin/v2/write/{endpointId}/attributes
Description

Write any attribute of a node. The endpoint must be activated and connected and the module client and server must trust each other.

Parameters
Type Name Description Schema
Path endpointId
required
The identifier of the activated endpoint. string
Body body
required
The batch write request WriteRequestApiModel
Responses
HTTP Code Description Schema
200 Success WriteResponseApiModel
Consumes
  • application/json-patch+json
  • application/json
  • text/json
  • application/*+json
  • application/x-msgpack
Produces
  • text/plain
  • application/json
  • text/json
  • application/x-msgpack