A-MQ 6 Strategy mqtt-virtual-topic-subscriptions no longer present in AMQ 7

Solution Verified - Updated -

Issue

  • The AMQ 6 property transport.subscriptionStrategy=mqtt-virtual-topic-subscriptions is no longer present in AMQ 7.
  • In transports with this option, messages sent to the MQTT Topic "category.item" where translated to the OpenWire Virtual Topic "VirtualTopic.category.item".
  • In AMQ 6
<transportConnector name="mqtt+nio+ssl" uri="mqtt+nio+ssl://0.0.0.0:8883?maximumConnections=1000&amp;wireFormat.maxFrameSize=104857600&amp;transport.subscriptionStrategy=mqtt-virtual-topic-subscriptions" />
  • AMQ 7
<acceptor name="mqtt-ssl">tcp://${BROKER_IP}:8883?virtualTopicConsumerWildcards=*.store.%3E%3B2;tcpSendBufferSize=1048576;tcpReceiveBufferSize=1048576;protocols=MQTT;useEpoll=true;connectionsAllowed=1000;sslEnabled=true;keyStorePath=/etc/amq-secret-volume/${AMQ_KEYSTORE};keyStorePassword=${AMQ_KEYSTORE_PASSWORD}</acceptor>
  • In the development environment the MQTT messages do not reach their respective consumers.

Environment

  • Red Hat AMQ
    • 7.x

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