#!/bin/bash

hostname=$(hostname)
mail_from="alias@domain.tld";
mail_to="alias@domain.tld";
mail_enabled="true"

# action
wget ftp://FTP.INTERNIC.NET/domain/named.cache -O /etc/unbound/root.hints;
res=$?;

if [ $mail_enabled == 'true' ]; then

	resText="Successfully updated";
	if [ $res != 0 ]; then
		resText="Failed to update"
	fi

	SUBJECT="[$hostname] ${resText} unbound root.hints";
	CONTENTS="${resText} unbound root.hints.";
	echo "${CONTENTS}" | mailx -Ssendwait -s "${SUBJECT}" $mail_to;    
fi

exit $res;