Simple RabbitMQ sender

sender.rb

#run dockerized RabbitMQ
# docker run -v rabbitmq-data:/var/lib/rabbitmq  --hostname my-rabbit --name rabbit_dev -p 15672:15672 -p 5672:5672 rabbitmq:3-management
# navigate to http://localhost:15672/#/queues
# login guest:guest

require 'march_hare'
conn = MarchHare.connect(:host => "localhost")
ch = conn.create_channel
exchange = ch.direct("sysmsg", :durable => true)

queue = ch.queue("iot_queue", :auto_delete => false, :durable => true).bind(exchange, :routing_key => "temp")
puts "Queue created"
begin
  while(true)
  	puts "." 
    exchange.publish("27C", :routing_key => "temp")
    sleep 0.5
  end
ensure
  puts "cleanup"
  exchange.delete
  queue.delete
 
  ch.close
  conn.close
end