# vHost file for nginx

map $http_upgrade $connection_upgrade_grafana_ssl {
    default upgrade;
    ''      close;
}

server {
  listen 80;
  listen [::]:80;
  server_name FQDN;
  access_log  /var/log/nginx/access.log;

  location / {
    return 301 https://$host$request_uri;
  }
}

server {
  listen      443 ssl http2;
  listen [::]:443 ssl http2;
  server_name FQDN;
  server_tokens off;
  access_log  /var/log/nginx/access.log;
  error_log  /var/log/nginx/error.log warn;

  ssl_certificate /etc/ssl/certs/FQDN.pem;
  ssl_certificate_key /etc/ssl/private/FQDN.pem;
  # only if applicable
  # ssl_trusted_certificate /etc/ssl/certs/cert-bundle.pem;
  ssl_protocols TLSv1.2 TLSv1.3;
  ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-CHACHA20-POLY1305;
  ssl_prefer_server_ciphers off;
  ssl_dhparam /etc/nginx/dhparam.pem;
  ssl_session_cache   shared:SSL:10m;
  ssl_session_timeout 10m;
  ssl_stapling on;
  ssl_stapling_verify on;

  add_header Strict-Transport-Security "max-age=63072000" always;
  # Content Security, frame and Type is generated by Grafana already

  location / {
    proxy_read_timeout 300;
    proxy_http_version 1.1;
    proxy_set_header Host $host;
    proxy_set_header CLIENT_IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $connection_upgrade_grafana_ssl;

    # Adjust below port to your environemnt (Grafana default is 3000)
    proxy_pass http://127.0.0.1:3001;
  }
}