Support for duckdns

package/opt/hassbian/suites/install_duckdns.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+function duckdns-show-short-info {
+echo -e "Setup for Duck DNS auto renewal."
+}
+
+function duckdns-show-long-info {
+echo -e "This script adds an cron job to auto uppdate you the WAN IP address for the defined domain."
+}
+
+function duckdns-show-copyright-info {
+	echo "Original concept by Ludeeus <https://github.com/ludeeus>"
+}
+
+function duckdns-install-package {
+duckdns-show-long-info
+duckdns-show-copyright-info
+
+echo
+echo "Please take a moment to setup autorenewal of duckdns."
+echo "If no choice is made the installation will exit."
+echo
+echo "(if your domain is 'example.duckdns.org' type example)"
+echo -n "Domain: "
+read domain
+if [ ! "$domain" ]; then
+  exit
+fi
+
+echo -n "Token: "
+read token
+echo
+if [ ! "$token" ]; then
+  exit
+fi
+
+echo "Changing back to homeassistant user..."
+sudo -u homeassistant -H /bin/bash << EOF
+cd
+
+echo "Creating duckdns folder..."
+mkdir duckdns
+cd duckdns
+
+echo "Creating a script file to be used by cron."
+echo "echo url='https://www.duckdns.org/update?domains=$domain&token=$token&ip=' | curl -k -o ~/duckdns/duck.log -K -" > duck.sh
+
+echo "Setting premissions..."
+chmod 700 duck.sh
+
+echo "Creating cron job..."
+(crontab -l ; echo "*/5 * * * * ~/duckdns/duck.sh >/dev/null 2>&1")| crontab -
+
+echo "Changing back to root user..."
+EOF
+
+echo "Restarting cron service..."
+sudo systemctl restart cron.service
+
+echo
+echo "Installation done."
+echo
+echo "If you have issues with this script, please say something in the #Hassbian channel on Discord."
+echo
+return 0
+}
+
+# Make this script function as it always has if run standalone, rather than issue a warning and do nothing.
+[[ $0 == "$BASH_SOURCE" ]] && duckdns-install-package