Enabling Plug-ins

After creating a RabbitMQ instance, you can enable the plug-ins listed in the following table. The plug-ins are disabled by default when the instance is created.

When plug-ins are enabled, the instance will not be restarted. However, enabling plug-ins rabbitmq_mqtt, rabbitmq_web_mqtt, rabbitmq_stomp, and rabbitmq_web_stomp will restart Keepalived and disconnect the instance. After the instance is disconnected, it may be automatically reconnected depending on the service logic.

**Table 1** Plug-ins that can be enabled or disabled
Name	Function	Port
rabbitmq_amqp1_0	Support for AMQP 1.0	-
rabbitmq_delayed_message_exchange	Delayed messages There may be an error of about 1%. The actual delivery time may be earlier or later than the scheduled delivery time.	-
rabbitmq_federation	Federation	-
rabbitmq_sharding	Sharding	-
rabbitmq_shovel	Message moving	-
rabbitmq_tracing	Message tracing	-
rabbitmq_mqtt	Support for MQTT over TCP	1883
rabbitmq_web_mqtt	Support for MQTT over WebSocket	15675
rabbitmq_stomp	Support for STOMP over TCP	61613
rabbitmq_web_stomp	Support for STOMP over WebSocket	15674
rabbitmq_consistent_hash_exchange	Consistent hash exchange	-

The ports of the plug-ins cannot be changed.

Procedure

Log in to the management console.
In the upper left corner, click and select a region.

Select the same region as your application service.
Click and choose Application > Distributed Message Service for RabbitMQ to open the console of DMS for RabbitMQ.
Click the desired instance to view its details.
On the Plug-ins tab page, click Enable next to the desired plug-in.

Confirm that you want to enable the plug-in and wait for it to be enabled successfully.