NameVirtualHost *
<VirtualHost *>
        ServerName              YOUR_HOST
        ServerSignature Off

        # SSL Redirect
        RewriteEngine on
        RewriteCond %{HTTPS} !=on
        RewriteRule ^(.*) https://%{SERVER_NAME}$1 [R,L]

        ErrorLog /var/log/apache2/error.log
        # Possible values include: debug, info, notice, warn, error, crit,
        # alert, emerg.
        LogLevel info
        CustomLog /var/log/apache2/sp-access-80.log combined
</VirtualHost>