HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform
The client is currently only logging errors and warnings. For debugging purposes and during application development, it would be very useful to also have logs detailing the message flow.
Preferred solution or suggestions
TRACE level logging for incoming and outgoing MQTT control packet types, e.g., PUBLISH, SUBSCRIBE, PUBACK, SUBACK.
Open source Extension SDK for the HiveMQ Enterprise MQTT broker that you can use to extend the broker with custom functionality and integrate the broker with other external systems
mqtt.go is a client and broker library for the MQTTv5 protocol, written in Go. The users of the client library can use pull or push mechanism to receive messages.
Problem or use case
The client is currently only logging errors and warnings. For debugging purposes and during application development, it would be very useful to also have logs detailing the message flow.
Preferred solution or suggestions
TRACE level logging for incoming and outgoing MQTT control packet types, e.g., PUBLISH, SUBSCRIBE, PUBACK, SUBACK.