Use rabbitmq's apt repository to install rabbitmq for ubuntu

install_rabbitmq.sh

# maybe need to stop the rabbit server first 
# invoke-rc.d rabbitmq-server stop

# sudo echo "deb http://www.rabbitmq.com/debian/ testing main" >> /etc/apt/sources.list # this line will cause error 

cd 
mkdir temp
cd temp
wget http://www.rabbitmq.com/rabbitmq-signing-key-public.asc
sudo apt-key add rabbitmq-signing-key-public.asc

sudo apt-get update
sudo apt-get install -y rabbitmq-server 
sudo apt-get install -y librabbitmq-dev librabbitmq0

# sudo touch /etc/default/rabbitmq-server 
# sudo echo "ulimit -n 1024" >> /etc/default/rabbitmq-server # this line will cause: "-bash: /etc/default/rabbitmq-server: Permission denied"

sudo rabbitmqctl stop
sudo invoke-rc.d rabbitmq-server start
sudo rabbitmqctl status

sudo rabbitmq-plugins enable rabbitmq_management
sudo rabbitmq-plugins enable rabbitmq_mqtt
sudo rabbitmq-plugins enable rabbitmq_stomp
sudo rabbitmq-plugins enable rabbitmq_tracing