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-rwxr-xr-xscripts/firewall/vyatta-firewall.pl5
1 files changed, 5 insertions, 0 deletions
diff --git a/scripts/firewall/vyatta-firewall.pl b/scripts/firewall/vyatta-firewall.pl
index dfc16e1..7523204 100755
--- a/scripts/firewall/vyatta-firewall.pl
+++ b/scripts/firewall/vyatta-firewall.pl
@@ -33,6 +33,7 @@ if (defined $setup) {
exit 0;
}
+my $update_zero_count = 0;
if (defined $updaterules) {
foreach (keys %table_hash) {
update_rules($_);
@@ -75,6 +76,7 @@ if ($#updateints == 3) {
if (defined $teardown) {
foreach (keys %table_hash) {
+ $update_zero_count += 1;
teardown_iptables($table_hash{$_});
}
exit 0;
@@ -107,6 +109,7 @@ sub update_rules($) {
%nodes = $config->listNodeStatus();
if ((scalar (keys %nodes)) == 0) {
# no names. teardown the user chains and return.
+ $update_zero_count += 1;
teardown_iptables($table);
return;
}
@@ -405,6 +408,7 @@ sub teardown_iptables($) {
}
# remove the conntrack setup.
+ return if ($update_zero_count != scalar(keys %table_hash));
my @lines
= `iptables -t raw -L PREROUTING -vn --line-numbers | egrep ^[0-9]`;
foreach (@lines) {
@@ -422,6 +426,7 @@ sub teardown_iptables($) {
sub setup_iptables() {
foreach (keys %table_hash) {
+ $update_zero_count += 1;
teardown_iptables($table_hash{$_});
}
# by default, nothing is tracked (the last rule in raw/PREROUTING).