From c322458dcb568604c94b6c359863b21fd88dc13a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <ckoenig@posteo.de>
Date: Fri, 21 Oct 2022 12:25:23 +0200
Subject: [PATCH] Escape dots in local DNS records/CNAMES before removing them
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Signed-off-by: Christian König <ckoenig@posteo.de>
---
 advanced/Scripts/webpage.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/advanced/Scripts/webpage.sh b/advanced/Scripts/webpage.sh
index e02e03f9..f4a452fe 100755
--- a/advanced/Scripts/webpage.sh
+++ b/advanced/Scripts/webpage.sh
@@ -627,6 +627,12 @@ checkDomain()
     echo "${validDomain}"
 }
 
+escapeDots()
+{
+    escaped=$(sed 's/\./\\./g' <<< "$1" )
+    echo "${escaped}"
+}
+
 addAudit()
 {
     shift # skip "-a"
@@ -702,6 +708,7 @@ RemoveCustomDNSAddress() {
     validHost="$(checkDomain "${host}")"
     if [[ -n "${validHost}" ]]; then
         if valid_ip "${ip}" || valid_ip6 "${ip}" ; then
+            validHost=$(escapeDots "${validHost}")
             sed -i "/^${ip} ${validHost}$/Id" "${dnscustomfile}"
         else
             echo -e "  ${CROSS} Invalid IP has been passed"
@@ -755,7 +762,9 @@ RemoveCustomCNAMERecord() {
     if [[ -n "${validDomain}" ]]; then
         validTarget="$(checkDomain "${target}")"
         if [[ -n "${validTarget}" ]]; then
-            sed -i "/cname=${validDomain},${validTarget}$/Id" "${dnscustomcnamefile}"
+            validDomain=$(escapeDots "${validDomain}")
+            validTarget=$(escapeDots "${validTarget}")
+            sed -i "/^cname=${validDomain},${validTarget}$/Id" "${dnscustomcnamefile}"
         else
             echo "  ${CROSS} Invalid Target Passed!"
             exit 1