### RabbitMq ###
RabbitMQ is a widely used open-source message broker written in the Erlang programming language. As a message-oriented middleware, RabbitMQ can be used to implement the Advanced Message Queuing Protocol (AMQP) on all modern operating systems.

# Install
sudo apt install rabbitmq-server

# Service
sudo systemctl start rabbitmq-server.service
sudo systemctl enable rabbitmq-server.service

By default RabbitMQ creates a user named "guest" with password "guest”. 

# Set ACP password
sudo rabbitmqctl add_user admin password 
sudo rabbitmqctl set_user_tags admin administrator
sudo rabbitmqctl set_permissions -p / admin ".*" ".*" ".*"

Admin page:
http://localhost:15672/#/
user: guest
pass: guest