teardown-three-tier-app.yml.ori

---
- name: Teardown Postgres 10
  hosts: database_servers
  become: true
  gather_facts: false
  vars:
    postgres_rhel7_repo:  pgdg-redhat-repo-42.0-11.noarch
    postgres_packages:
      - postgresql10 
      - postgresql10-server 
      - postgresql10-contrib 
      - postgresql10-libs
    postgres_library: "python-psycopg2"
    postgres_10_data_dir: /var/lib/pgsql/10/data
    postgres_port: 5432

  tasks:

    - name: Remove Postgres packages
      package:
        name: "{{ __package }}"
        state: absent
      loop: 
        - "{{ postgres_rhel7_repo }}"        
        - "{{ postgres_library }}"
        - "{{ postgres_packages }}"
      loop_control:
        loop_var: __package

    - name: Remove Postgres 10 data directory
      file:
        path: /var/lib/pgsql/10
        state: absent

    - name: Remove Postgres user
      user:
        name: postgres
        state: absent


- name: Teardown Application Tier
  hosts: app_servers
  gather_facts: false
  become: true
  vars:
    tomcat_packages:
      - tomcat
    tomcat_port: 8080    
    tomcat_service: tomcat

  tags:
    - app_servers

  tasks:

    - name: Remove Tomcat package(s)
      package:
        name: "{{ tomcat_packages }}"
        state: absent

    - name: Create Tomcat content directory
      file:
        path: /usr/share/tomcat
        state: absent


- name: Teardown haproxy load balancer
  hosts: load_balancers
  gather_facts: false 
  become: true

  vars:
    load_balancer_packages:
      - haproxy

  tags:
    - load_balancers

  tasks:

    - name: Remove load balancer packages
      package:
        name: "{{ load_balancer_packages }}"
        state: absent

#    - name: configure haproxy
#      file:
#        path: /etc/haproxy/haproxy.cfg
#        state: absent

...