if [ -n "$1" ]; then
    if [[ "$1" = "--enable" ]]; then
        echo "Enableing DKIM"

        echo "*@DOMAINname ODKSec._domainkey.DOMAINname" >>/etc/opendkim.d/SigningTable
        systemctl reload opendkim
        #Remove script
        while true; do
            read -p "Remove this script -> yes/no?" yn
            case $yn in
                [Nn]* )
                break;;
                [Yy]* )
                rm -- "$0"
                break;;
                * )echo "Choose yes or no.";;
            esac
        done
        exit
    fi
fi
echo "Required to enable mailing for this system"
echo "Please make sure a valid MX record, and A/AAA are set for DOMAINname,"
echo "Please add the folloing to your SPF Record in the DNS of DOMAINname,"
echo "ip4:$(curl -s -4 icanhazip.com) ip6:$(curl -s -6 icanhazip.com)"
echo ""
echo "Alternatively use the 'a' and 'mx' in the SPF record just make sure the server has an 'A' and 'AAA' record pointing to it"
echo ""
echo ""
echo "Optionally to enable dkim" 
echo "Add the folloing TXT Record to the DNS of DOMAINname"
echo "WARNING the output is split, please combine key before inserting into DNS" 
cat /etc/opendkim.d/keys/DOMAINname/ODKSec.txt

echo ""
echo "If DNS is propegated then run \"bash $0 --enable\""

rm -f /etc/update-motd.d/51-opendkim-SITEName