MQTT Event Listener Provider for Keycloak

Keycloak SPI written in Scala to publish events to a MQTT broker

Based on https://github.com/softwarefactory-project/keycloak-event-listener-mqtt

TODO: Reduce JAR size

Configuration

• server-uri (String): MQTT broker URI
• username (String) / password (String): Credentials
• topic (String): MQTT base topic
• use-persistence (Boolean): MQTT persistence
• retained (Boolean): Message retention
• clean-session (Boolean): Establish clean sessions
• connection-timeout (Int): Timeout duration in seconds
• qos (Int): MQTT QoS

Installtion

Copy the JAR into providers/ and run Keycloak with these options:

./bin/kc.sh start \
        --proxy=edge \
        --hostname-strict=false \
        --spi-events-listener-mqtt-server-uri tcp://localhost:1883 \
        --spi-events-listener-mqtt-username username \
        --spi-events-listener-mqtt-password password \
        --spi-events-listener-mqtt-topic keycloak \
        --spi-events-listener-mqtt-use-persistence true \
        --spi-events-listener-mqtt-retained true \
        --spi-events-listener-mqtt-clean-session true \
        --spi-events-listener-mqtt-qos 0