upstream example-workers {
    # fail_timeout=0 means we always retry an upstream even if it failed
    # to return a good HTTP response (in case the Unicorn master nukes a single worker for timing out).
    server unix:/tmp/example.co.uk.socket fail_timeout=0;
}

server {
  listen                80; # default;
  server_name           example.co.uk;
  root                  /home/example.co.uk/website/public;

  location / {
    access_log          off;

    include proxy_params;
    proxy_redirect off;

    if (-f $request_filename) {
      access_log          off;
      expires             max;
      break;
    }

    if (-f $request_filename.html) {
      rewrite (.*) $1.html break;
    }

    if (!-f $request_filename) {
      proxy_pass          http://example-workers;
      break;
    }
  }
}