---
- hosts: webservers

  roles:
  - role: jdauphant.nginx
    nginx_user: "www-data"
    nginx_http_params:
      - sendfile "on"
      - server_names_hash_bucket_size 512
    nginx_sites:
      netdata.asininetech.net.http:
        - listen *:80
        - listen [::]:80
        - server_name netdata.asininetech.net
        - location /.well-known/acme-challenge/ {
            allow all;
          }
        - return 301 "https://$host$request_uri"
      netdata.asininetech.net.https:
        - listen *:443 ssl http2
        - listen [::]:443 ssl http2
        - server_name netdata.asininetech.net
        - access_log off
        - error_log "/var/log/nginx/netdata.asininetech.net.error.log"
        - ssl_certificate "/etc/ssl/letsencrypt/netdata.asininetech.net.crt"
        - ssl_certificate_key "/etc/ssl/letsencrypt/netdata.asininetech.net.pem"
        - add_header Strict-Transport-Security max-age=31536000
        - location / {
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_pass http://netdata;
            proxy_http_version 1.1;
            proxy_pass_request_headers on;
            proxy_set_header Connection "keep-alive";
            proxy_store off;
            gzip on;
            gzip_proxied any;
            gzip_types *;

            limit_except GET HEAD OPTIONS {
                deny all;
            }
          }

    nginx_configs:
      gzip:
        - gzip on
        - gzip_disable msie6
        - gzip_vary on
        - gzip_proxied any
        - gzip_comp_level 6
        - gzip_buffers 16 8k
        - gzip_http_version 1.1
        - gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript
      upstream:
        - upstream netdata { server 127.0.0.1:19999; keepalive 1024; }
      ssl:
        - ssl_protocols TLSv1.2
        - ssl_session_timeout 1d
        - ssl_session_cache shared:SSL:50m
        - ssl_session_tickets off