rabbitmq-federation.sh

# assuming we want forward message published to exchange ams.* from broker A to broker B
# there is no any configuration update on broker A except credential needed by B to connect the upstream
# see https://www.rabbitmq.com/federation.html for details


# do these on broker B

# enable rabbitmq federation plugin
rabbitmq-plugins enable rabbitmq_federation

# enable rabbitmq federation web management plugin
rabbitmq-plugins enable rabbitmq_federation_management

# restart the broker
service rabbitmq-server restart


# create a queue for testing purpose
rabbitmqadmin declare queue name=event durable=true auto_delete=false

# create binding for it
rabbitmqadmin declare binding source=amq.topic destination_type=queue destination=event routing_key=amq.event

# define the upstream, this will create a binding on upstream broker
rabbitmqctl set_parameter federation-upstream my-upstream '{"uri":"amqp://guest:guest@10.10.10.10:5672","expires":3600000}'

# define the exchanges that will be federated, upstream broker must have the defined exchange
rabbitmqctl set_policy --apply-to exchanges federate-me "^amq\." '{"federation-upstream-set":"all"}'


# try to publish a message on broker A and see
rabbitmqadmin publish exchange=amq.topic routing_key=amq.event payload="Hello Rabbit!"


# check whether the message is forwarded to broker B, you should get a message contains 'Hello Rabbit!'
rabbitmqadmin get queue=event requeue=false