route(/aws elb\-add\-instance ([^ ]+)[ ]+([i][\-][^ ]+)[ ]*(.*)$/, help: help) do |response|
        opts = get_options(response)
        elb = response.matches.first[0]
        ec2 = response.matches.first[1]
        exec_cli_json("elb register-instances-with-load-balancer --load-balancer-name #{elb} --instances #{ec2}", opts)