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IDProjectCategoryView StatusDate SubmittedLast Update
000873110000-014: PubSubSpecpublic2023-03-15 12:492023-03-22 20:47
ReporterRandy Armstrong Assigned ToMatthias Damm  
PriorityhighSeverityfeatureReproducibilityalways
Status closedResolutionfixed 
Product Version1.05.02 
Target Version1.05.03 RC1Fixed in Version1.05.03 RC1 
Summary0008731: Need a Standard MQTT Topic Tree for Configuration and Auto-Discovery
Description

MQTT supports wildcard topic subscriptions that allow subscribers to automatically discover topics that are available.

This is a useful MQTT specific feature that and should be part of the of MQTT mapping.

TagsNo tags attached.
Commit Version
Fix Due Date

Activities

Matthias Damm

2023-03-18 00:20

developer   ~0018875

Added initial definitions in OPC 10000-14 - UA Specification Part 14 - PubSub 1.05.03 Draft3.docx

Added MessageTypes for UADP, JSON and MQTT topices

  • DataSetMessage
  • DataSetMetaData
  • ApplicationInformation
  • ServerEndpoints
  • Status
  • PubSubConnection

Added standard topic tree
<Prefix>/<Encoding>/<MqttMessageType>/<Publisher>/[<Group>/<Writer>]

Jim Luth

2023-03-22 20:47

administrator   ~0018977

Agreed to changes edited in Dallas meeting.

Issue History

Date Modified Username Field Change
2023-03-15 12:49 Randy Armstrong New Issue
2023-03-15 12:49 Randy Armstrong Status new => assigned
2023-03-15 12:49 Randy Armstrong Assigned To => Matthias Damm
2023-03-18 00:20 Matthias Damm Status assigned => resolved
2023-03-18 00:20 Matthias Damm Resolution open => fixed
2023-03-18 00:20 Matthias Damm Fixed in Version => 1.05.03 RC1
2023-03-18 00:20 Matthias Damm Note Added: 0018875
2023-03-22 20:47 Jim Luth Status resolved => closed
2023-03-22 20:47 Jim Luth Note Added: 0018977