using salt to install nginx

nginx.sls

nginx-ppa:
  pkgrepo.managed:
    - name: ppa:nginx/stable
    - require_in: nginx

nginx:
  pkg.latest:
    - refresh: True

  service.running:
    - reload: True
    - enable: True
    - watch:
      - pkg: nginx

/etc/nginx/sites-available/webserver.conf:
  file.managed:
    - source: salt://nginx/webserver.conf
    - user: root
    - group: root
    - mode: 644
    - template: jinja
    - context:
      server_name: {{ grains.host }}
    - require_in:
      - file: /etc/nginx/sites-enabled/webserver.conf

/etc/nginx/sites-enabled/webserver.conf:
  file.symlink:
    - target: /etc/nginx/sites-available/webserver.conf
    - require:
      - pkg: nginx

/etc/nginx/sites-enabled/default:
  file:
    - absent
    - require:
      - pkg: nginx

top.sls

base:
  'web.*':
    - match: pcre
    - nginx

webserver.conf

# the nginx server instance
server {
  listen 0.0.0.0:80;
  server_name {{ server_name }};
  access_log /var/log/nginx/{{ server_name }}.log combined;
  large_client_header_buffers 4 16k; # allow large URIs (2x larger than default)
}