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Scope: Core (OPC-10000-*) All specs

12 result(s) for ActionRequest

OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

3.1.6 Requestor

entry: The Requestor uses metadata provided by the Responder to build request messages ( ActionRequest ) and to parse response messages ( ActionResponse
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.3.10.1 General

General Published Action defines the signature of an Action as a combination of ActionRequest and ActionResponse messages and a list of targets with an optional mapping to OPC UA Methods ... Action targets, ActionRequest and ActionResponse information is the input to the ActionMetaData . The parameter RequestDataSetMetaData defines the content of the ActionRequest . The DataSetMetaData parameter of the PublishedDataSet defines the content
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.3.10.2 RequestDataSetMetaData

RequestDataSetMetaData The parameter RequestDataSetMetaData defines the payload of ActionRequest messages. The payload of the ActionResponse messages is defined by the DataSetMetaData parameter of the PublishedDataSetDataType . The fields Name and ConfigurationVersion
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.4.2 NetworkMessage layout

PublisherIds are only equal if they have the same DataTypes and equal values. For ActionRequest and ActionResponse messages, the PublisherId of the Responder is used for request and response. DataSetClassId ... ExtendedFlags2 is false. The header shall be enabled for ActionRequest and ActionResponse NetworkMessages. The Action execution sequences and execution related request and response message values are defined in 6.2.11.2 . ActionFlags
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.5.9 Action request message

DataSet contained in the DataSetMessage . DataSetFields BaseDataType [FieldCount] The field values of the ActionRequest DataSet. The fields of ActionRequest DataSetMessages shall be encoded as Variant or RawData. Padding Byte [*] Optional
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.6.11 ActionMetaData announcement message

Method referenced by the ActionMethodDataType . Request DataSetMetaDataType The structure and content of the ActionRequest message. The name of the Action is defined by the Name field in the DataSetMetaDataType. Response
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.5.7 ActionMetaData

Method referenced by the ActionMethodDataType . Request DataSetMetaDataType The structure and content of the ActionRequest message. The name of the Action is defined by the Name field in the DataSetMetaDataType. Response
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.6.1 Action NetworkMessage

This value is not used for Response messages. Message * A JSON array of JSON ActionRequest or JSON ActionResponse messages. This value is mandatory. It contains one or more ActionRequest
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.6.2 ActionRequest

ActionRequest A NetworkMessage with MessageType "ua-action-request" contains a JSON array with ActionRequest messages. A ActionRequest message is a JSON object with the fields defined in Table ... CompactEncoding OPC UA JSON Data Encoding defined in OPC 10000-6 . Table 196 - JSON ActionRequest definition Name Type Description DataSetWriterId UInt16 An identifier for DataSetWriter in the Responder which creates
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.3.2.3 UDP unicast

datagram. The syntax is also used for the ResponseAddress in the ActionHeader of ActionRequest messages. If the ResponseAddress is not provided, the sender IP address and port of the ActionRequest
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.3.4.7.10 action-response Topic level

response Topic level is the default if the ResponseAddress is not provided in the ActionRequest . The messages are instances of the ActionResponse MessageType (see 7.2.2 ). The corresponding Responder message
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

A.3.4.4 Configuration parameters

messages. Bit 3: Timestamp = 1 Bit 4: Status = 1 The Status is omitted for ActionRequest messages. Bit 5: MessageType configurable (default is 0) Bit 6: DataSetWriterName configurable (default