RabbitMQ high-availability queues for some providers (openstack, vcloud director)

Hi Guys.
I want to know how can I configure RabbitMQ cluster to work with ManageIQ. For providers such as OpenStack, I can set up queues in high-availability mode. This attribute (ha) of the queue. Will Event Catcher work in Automation Engine if I set up a policy for all queues ?

And another My question about it: