Adding guard and logging for nil match on current_cluster_name
Adding guard and logging for nil match on current_cluster_name

jingzhaoou/rabbitmq,rogerhu/rabbitmq,brumschlag/rabbitmq,justanshulsharma/rabbitmq,XiangYao/rabbitmq,jdrago999/rabbitmq,rogerhu/rabbitmq,jjasghar/rabbitmq,PerfectMemory/rabbitmq,kri5/rabbitmq,philipbalinov/rabbitmq,yangchengjian/rabbitmq,philipbalinov/rabbitmq,justanshulsharma/rabbitmq,nipe0324/rabbitmq,jujugrrr/rabbitmq,jujugrrr/rabbitmq,farshidce/rabbitmq,kri5/rabbitmq,XiangYao/rabbitmq,jingzhaoou/rabbitmq,scalp42/rabbitmq,brumschlag/rabbitmq,yangchengjian/rabbitmq,jdrago999/rabbitmq,keepgo/rabbitmq,farshidce/rabbitmq,jordant/rabbitmq,nipe0324/rabbitmq,gocardless-cookbooks/rabbitmq,PerfectMemory/rabbitmq,jjasghar/rabbitmq,gocardless-cookbooks/rabbitmq,scalp42/rabbitmq,jordant/rabbitmq,keepgo/rabbitmq