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Prevent CNAME loop (#4988)

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yubiuser 2022-10-29 15:44:03 +02:00 committed by GitHub
commit 01bf9ca42a
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1 changed files with 6 additions and 1 deletions
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7
advanced/Scripts/webpage.sh
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@ -738,7 +738,12 @@ AddCustomCNAMERecord() {
if [[ -n "${validDomain}" ]]; then
validTarget="$(checkDomain "${target}")"
if [[ -n "${validTarget}" ]]; then
echo "cname=${validDomain},${validTarget}" >> "${dnscustomcnamefile}"
if [ "${validDomain}" = "${validTarget}" ]; then
echo " ${CROSS} Domain and target are the same. This would cause a DNS loop."
exit 1
else
echo "cname=${validDomain},${validTarget}" >> "${dnscustomcnamefile}"
fi
else
echo " ${CROSS} Invalid Target Passed!"
exit 1