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Edison-Hsu/check_domain.sh

Created April 9, 2018 08:17
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check_domain.sh
#! /bin/sh
DOMAIN="us0.0bad.com"
IP=`dig +short $DOMAIN`
OLD_IP=`cat ip.txt`
if [ "$OLD_IP" = "$IP" ]; then
echo "query $DOMAIN address: $IP" >> query_ip.log
else
echo "query $DOMAIN address changed, old: $OLD_IP, new: $IP" >> query_ip.log
echo $IP > ip.txt
sh ip_forward.sh $IP
fi;
echo "$(tail -10 query_ip.log)" > query_ip.log
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