Difference between revisions of "Mqtt"

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** Commands : _cmd/<tenant>/<thingtype>/<thingid>/<user-defined>/<path>
 
** Commands : _cmd/<tenant>/<thingtype>/<thingid>/<user-defined>/<path>
 
** Crud : <tenant>/<obsCrudType>/<thingType>/<thingId>/<crudOp>
 
** Crud : <tenant>/<obsCrudType>/<thingType>/<thingId>/<crudOp>
 +
** Bridge crud: _bridge/<tenant>/observationresourcecrud/amtechM2mBridge/<bridgeId>/_all

Revision as of 09:55, 8 September 2020

Topic Structure

  • System topic in the form of prefix/tenant
  • User-defined topic in the form of tenant/obsType/customPath
  • Tenant and observation type explicitly required in all topic
  • Topics created as activityCreator are only for configuration purposes and are saved in DB
    • They are used in reasoners configuration inside activity
    • They do not include tenant in their name (creator topics in the form of /amtech/things/eventsources/<topic>/<levels>)
  • Topics created as follower or as part of the execution of an activity are not persistd in DB. They are mqtt topics to hold observations
  • Core topics
    • Commands : _cmd/<tenant>/<thingtype>/<thingid>/<user-defined>/<path>
    • Crud : <tenant>/<obsCrudType>/<thingType>/<thingId>/<crudOp>
    • Bridge crud: _bridge/<tenant>/observationresourcecrud/amtechM2mBridge/<bridgeId>/_all