srv/ateliers/etc/nginx/conf.d/letsencrypt.conf

   1 #############################################################################
   2 # Configuration file for Let's Encrypt ACME Challenge location
   3 #############################################################################
   4 #
   5 # This config enables to access /.well-known/acme-challenge/xxxxxxxxxxx
   6 # on all a Web site (HTTP), including all subdomains.
   7 # This is required by ACME Challenge (webroot authentication).
   8 # You can check that this location is working by placing ping.txt here:
   9 # /var/www/letsencrypt/.well-known/acme-challenge/ping.txt
  10 # And pointing your browser to:
  11 # http://xxx.domain.tld/.well-known/acme-challenge/ping.txt
  12 #
  13 # Sources:
  14 # https://community.letsencrypt.org/t/howto-easy-cert-generation-and-renewal-with-nginx/3491
  15 #
  16 #############################################################################
  17
  18 # Rule for legitimate ACME Challenge requests (like /.well-known/acme-challenge/xxxxxxxxx)
  19 # We use ^~ here, so that we don't check other regexes (for speed-up). We actually MUST cancel
  20 # other regex checks, because in our other config files have regex rule that denies access to files with dotted names.
  21 location ^~ /.well-known/acme-challenge/ {
  22
  23     # Set correct content type. According to this:
  24     # https://community.letsencrypt.org/t/using-the-webroot-domain-verification-method/1445/29
  25     # Current specification requires "text/plain" or no content header at all.
  26     # It seems that "text/plain" is a safe option.
  27     default_type "text/plain";
  28
  29     # This directory must be the same as in /etc/letsencrypt/cli.ini
  30     # as "webroot-path" parameter. Also don't forget to set "authenticator" parameter
  31     # there to "webroot".
  32     # Do NOT use alias, use root! Target directory is located here:
  33     # /var/www/common/letsencrypt/.well-known/acme-challenge/
  34     root /var/www/letsencrypt;
  35  }
  36
  37 # Hide /acme-challenge subdirectory and return 404 on all requests.
  38 # It is somewhat more secure than letting Nginx return 403.
  39 # Ending slash is important!
  40 location = /.well-known/acme-challenge/ {
  41     return 404;
  42  }