#!/bin/ash
##Check if DefaultPassword has been set
if grep -q DefaultPassword /etc/ddclient/ddclient.conf; then
  DefPass=$(tr -dc 'A-Za-z0-9!#%()*+,-.:;<=>?@[]^_{|}~' 2>/dev/null </dev/urandom | head -c 20 ; echo )
  sed -i -e 's/DefaultPassword/'$DefPass'/g' /etc/ddclient/ddclient.conf
  echo $DefPass > /root/DefaultDDNSPasswd
  echo "The default password in ddns config is now: $DefPass"
  echo "Please re-run the command to add a domain"
  exit
fi

#Get information about the domain
read -p "Enter domain to be added to DDNS: " domain
read -p "Enter the DDNS username for the domain: " username

while true; do
    read -p "Use default DDNS password Y/N? " yn
    case $yn in
        [Yy]* ) password=Default;break;;
        [Nn]* ) read -p "Enter the DDNS password domain: " -s password;echo ''; break;;
        * ) echo "Please answer yes or no.";;
    esac
done

#Update config
if test "$password" = "Default"; then
cat <<EOF >> /etc/ddclient/ddclient.conf

#$domain Config
login=$username
$domain
EOF
else
cat <<EOF >> /etc/ddclient/ddclient.conf

#$domain Config
login=$username
password='$password'
$domain
EOF
fi

#Restart service
service ddclient restart