del_node.yml

- hosts:                  master
- hosts:                  delete

  environment:
    RABBITMQ_CONFIG_FILE: /etc/rabbitmq/rabbitmq.config

  tasks:
   - debug:
       var:               ansible_hostname

   - name:                RabbitMQ stop_app
     command:             /sbin/rabbitmqctl stop_app
     become:              true

   - name:                RabbitMQ forget cluster node
     command:             /sbin/rabbitmqctl -n 'rabbit@{{hostvars[groups['master'][0]]['ansible_hostname']}}' forget_cluster_node  'rabbit@{{ansible_hostname}}'
     become:              true

   - name:                Stop service RabbitMQ
     systemd:
       name:              rabbitmq-server
       state:             stopped
     become:              true

   - name:                Remove repo Erlang
     yum:
       name:              erlang-solutions
       state:             absent
     become:              true

   - name:                Remove the latest Erlang
     yum:
       name:              erlang*
       state:             absent
     become:              true

   - name:                Remove the latest version of RabbitMQ
     yum:
       name:              abbitmq-server
       state:             absent
     become:              true

   - name:                Delete path
     command:             bash -c "find / -type d -name "erlang" -or -name "rabbitmq" -exec rm -fr {} \;"
     become:              true