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added last-ip to stop too rapid updating while dns propagates changes

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This commit is contained in:
Florian Klemenz
2020-05-16 11:11:13 +02:00
parent e5a8fe1861
commit 45f793600c
1 changed files with 14 additions and 4 deletions
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14
ddns.sh
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@@ -6,17 +6,27 @@ DOMAIN="geek-blog.de"
SCRIPTPATH="$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )" SCRIPTPATH="$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
LAST_IP=$(cat /tmp/lastIp)
echo "Last UPDATE-IP -----------> ${LAST_IP}"
WAN_IP=$(${SCRIPTPATH}/easyBoxCtrl.sh wan ip 2>/dev/null) WAN_IP=$(${SCRIPTPATH}/easyBoxCtrl.sh wan ip 2>/dev/null)
echo "Current WAN-IP -----------> ${WAN_IP}" echo "Current WAN-IP -----------> ${WAN_IP}"
DNS_IP=$(dig +short ${DOMAIN}) DNS_IP=$(dig +short ${DOMAIN})
echo "Current DNS entry for ----> ${DNS_IP}" echo "Current DNS-IP -----------> ${DNS_IP}"
if [ "${WAN_IP}" == "${DNS_IP}" ]; then if [ "${WAN_IP}" == "${DNS_IP}" ]; then
echo "IPs match - nothing to do." echo "IPs match - nothing to do."
exit 0 exit 0
else
if [ "${LAST_IP}" == "${WAN_IP}" ]; then
echo "Last update IP matches WAN-IP - waiting for DNS to propagate changes."
else else
echo "IP mismatch - trying to update A-record(s)..." echo "IP mismatch - trying to update A-record(s)..."
$SCRIPTPATH/unitedDomainsCtrl.sh geek-blog.de ${WAN_IP} echo "${WAN_IP}" > /tmp/lastIp
#$SCRIPTPATH/unitedDomainsCtrl.sh geek-blog.de ${WAN_IP}
$SCRIPTPATH/unitedDomainsCtrl.sh *.geek-blog.de ${WAN_IP} $SCRIPTPATH/unitedDomainsCtrl.sh *.geek-blog.de ${WAN_IP}
fi
fi fi