apache2.sls

apache2:
  pkg:
    - installed
  service:
    - running
    - watch:
      - pkg: apache2
      - file: /etc/apache2/conf/httpd.conf
      - user: www-data
  user.present:
    - name: www-data
    - groups: www-data
    - home: /var/www/html
    - require:
      - group: www-data
  group.present:
    - name: www-data
    - require:
      - pkg: apache2

/etc/apache2/conf/httpd.conf:
  file.managed:
    - source: salt://apache/httpd.conf
    - user: root
    - group: root
    - mode: 644