updated plain-site redirect to preserve the request host(name)

defaults/main.yml

@@ -108,6 +108,7 @@ default_site_config:
   ip:
   http_versions: [2, 1]
   plain_site: true  # if http site (only used for redirect to https) should be created
+  plain_redirect: 'preserve_domain'  # keep hostname from plain request => any other value will set the redirect to the main-domain
 
   config: {}  # site-specific setting-value pairs
   config_additions: []  # lines that will 1-to-1 be appended to the site-config

templates/etc/apache2/sites-available/site.conf.j2

@@ -30,7 +30,12 @@
   Protocols {% if 2 in site.http_versions %}h2c {% endif %}{% if 1 in site.http_versions or 2 not in site.http_versions %}http/1.1{% endif %}
 
   # redirect all to secure connection
-  Redirect permanent / https://{{ site.domain }}
+  RewriteEngine On
+{% if site.plain_redirect == 'preserve_domain' %}
+  RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI}
+{% else %}
+  RewriteRule ^ https://{{ site.domain }}%{REQUEST_URI}
+{% endif %}
 
 </VirtualHost>
 {% endif %}