Ansible Role: Drupal settings

drupal_settings:
  - drupal_root: /var/www/web
    sites:
      - name: default
        filename: settings.php # Optional, defaults to 'settings.php'
        settings:
          databases:
            foo:
              bar:
                driver: mysql # Optional, defaults to 'mysql'
                host: localhost # Optional, defaults to 'localhost'
                database: mydatabase
                username: user
                password: secret
          trusted_hosts: # Optional
            - '^example\.com$'
            - '^.+\.example\.com$'
            - '^example\.org$'
            - '^.+\.example\.org$'