gistfile1.txt

worker_processes ${CPU_N};

events {
}

http {
  server_tokens off;

  gzip on;
  gzip_min_length 1k;
  gzip_buffers 4 32k;
  gzip_http_version 1.1;
  gzip_comp_level 5;
  gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/javascript;
  gzip_vary on;
  gzip_proxied any;

  brotli on;
  brotli_comp_level 6;
  brotli_buffers 16 8k;
  brotli_min_length 20;
  brotli_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/javascript image/svg+xml;

  map $uri $url {
    ~/(.*)  $1;
  }

  map $uri $wsGroup {
    ~/([^:]+) $1;
  }

  server {
    listen       ${NCHAN.PORT.SUB};

    location /ws: {
      proxy_pass http://${API.INTRANET}:${API.PORT};
    }

    location / {
      nchan_subscriber;
      nchan_deflate_message_for_websocket on;
      nchan_channel_group ${NAME};
      nchan_channel_id $url $wsGroup;
      nchan_authorize_request /ws:$url;
    }
  }

  server {
    listen       ${NCHAN.PORT.PUB};
    location / {
      nchan_publisher;
      nchan_channel_group ${NAME};
      nchan_channel_id $url;
      nchan_message_buffer_length 1;
      nchan_message_timeout 1s;
    }
  }

}