sovereign/roles/mailserver/templates/etc_apache2_sites-available...

<VirtualHost *:80>
    ServerName {{ mail_server_autoconfig_hostname }}

    Redirect permanent / https://{{ mail_server_autoconfig_hostname }}/
</VirtualHost>

<VirtualHost *:443>
    ServerName {{ mail_server_autoconfig_hostname }}
    SSLEngine On

    DocumentRoot            "/var/www/autoconfig"
    Options                 -Indexes

    HostnameLookups         Off
</VirtualHost>