automation/ansible/roles/build/tasks/wordpress.yml

- name: "Create folder {{ sites_path }}/{{ item.slug }}"
  file: 
    path: "{{ sites_path }}/{{ item.slug }}"
    state: directory
    mode: '750'

- name: Render sexy Dockerfile
  template: 
    src: Dockerfile.j2
    dest: "{{ sites_path }}/{{ item.slug }}/Dockerfile"

- name: Render marvelous docker-compose.yml
  template:
    src: docker-compose.yml.j2
    dest: "{{ sites_path }}/{{ item.slug }}/docker-compose.yml"

- name: Render swell nginx site config
  template:
    src: nginx-wordpress.j2
    dest: "/etc/nginx/sites-available/{{ item.url }}"
  become: yes

# - name: Create Let's Encrypt certificate
# This seems hard, see:
# https://docs.ansible.com/ansible/latest/modules/acme_certificate_module.html#acme-certificate-module
# https://www.digitalocean.com/community/tutorials/how-to-acquire-a-let-s-encrypt-certificate-using-ansible-on-ubuntu-18-04
# Maybe using shell directly? e.g.
# certbot certonly --webroot -w /var/www/letsencrypt -d <url>

# MySQL equivalent:
# create user <user>@<ip> identified by <pass>;
# grant all on <db>.* to <user>@<ip>;
- name: "Add database user {{ item.mysql_username }}@{{ item.subnet_site_ip }} and grant all privileges on {{ item.mysql_database }}"
  mysql_user:
    # Credentials to log in MySQL
    login_host: localhost
    login_user: root
    login_password: "{{ mysql_root_password }}"
    # Credentials of the new db user
    host: "{{ item.subnet_site_ip }}"
    name: "{{ item.mysql_username }}"
    password: "{{ item.mysql_password }}"
    # Grants
    priv: "{{ item.mysql_database }}.*:all"
    state: present