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Debugging iptables lines duplication causes.

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This commit is contained in:
Gyorgy Berenyi
2022-02-27 17:30:05 +00:00
parent cf791e3e52
commit caf578b65b
1 changed files with 6 additions and 5 deletions
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11
firewall/firewall-add
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@@ -50,12 +50,12 @@ IPTABLES=/sbin/iptables-legacy
prerouting() {
LINES=$($IPTABLES --line-number -n | grep $COMMENT | grep PREROUTING |awk '{print $1}'| tac)
debug "Previous prerouting lines: "$LINES
# DELETE UNECESSARY LINES FROM PREVIOUS RULES
if [ -n "$LINES" ] ; then
for i in $LINES; do
debug "$IPTABLES -D $i"
$IPTABLES -D $i
debug "$IPTABLES -D PREROUTING $i"
$IPTABLES -D PREROUTING $i
sleep 0.1
done
fi
@@ -66,12 +66,13 @@ prerouting() {
postrouting() {
LINES=$($IPTABLES --line-number -n | grep $COMMENT | grep POSTROUTING | awk '{print $1}'| tac)
debug "Previous postrouting lines: "$LINES
# DELETE UNECESSARY LINES FROM PREVIOUS RULES
if [ -n "$LINES" ] ; then
for i in $LINES; do
debug "$IPTABLES -D $i"
$IPTABLES -D $i
debug "$IPTABLES -D POSTROUTING $i"
$IPTABLES -D POSTROUTING $i
sleep 0.1
done
fi