1 files changed, 12 insertions, 1 deletions
diff --git a/lib/Vyatta/Misc.pm b/lib/Vyatta/Misc.pm
index 5373f7f..b774f72 100755
--- a/lib/Vyatta/Misc.pm
+++ b/lib/Vyatta/Misc.pm
@@ -26,7 +26,8 @@ require Exporter;
 our @ISA = qw(Exporter);
 our @EXPORT = qw(getInterfaces getIP getNetAddIP get_sysfs_value
 		 is_address_enabled is_dhcp_enabled
-		 isIpAddress is_ip_v4_or_v6 interface_description);
+		 isIpAddress is_ip_v4_or_v6 interface_description
+		 count_iptables_rules);
 our @EXPORT_OK = qw(generate_dhclient_intf_files 
 		    getInterfacesIPadresses
 		    getPortRuleString);
@@ -417,4 +418,14 @@ sub interface_description {
     return $description;
 }
 
+sub count_iptables_rules {
+    my ($command, $table, $chain) = @_;
+    my @lines = `sudo $command -t $table -L $chain -n --line`;
+    my $cnt = 0;
+    foreach my $line (@lines) {
+      $cnt++ if $line =~ /^\d/;
+    }
+    return $cnt;
+}
+
 1;