Plan:
- Prometheus: Ensure Prometheus is deployed (T1623)
- Docker: in rOPS pillar/paas/docker.sls, enable 15692 in rabbitmq_ports (currently commented)
- RabbitMQ: ensure the cluster has a name, regardless it's 1 or 3 nodes
- RabbitMQ: enable rabbitmq_prometheus plugin
- Prometheus: configure RabbitMQ
- Grafana: create dashboards - see https://grafana.com/orgs/rabbitmq
Reference: https://www.rabbitmq.com/prometheus.html