firewall: Apply destination NAT rules for the firewall itself, too.

[people/teissler/ipfire-2.x.git] / src / initscripts / init.d / firewall

diff --git a/src/initscripts/init.d/firewall b/src/initscripts/init.d/firewall
index e87952bac6ebbf6b818875bc5ae6094104dd60d4..31aa2c9b574e828e7d42c33a238808859f9cf6fb 100644 (file)
--- a/src/initscripts/init.d/firewall
+++ b/src/initscripts/init.d/firewall
@@ -196,6 +196,7 @@ iptables_init() {
        # DNAT rules
        iptables -t nat -N NAT_DESTINATION
        iptables -t nat -A PREROUTING -j NAT_DESTINATION
+       iptables -t nat -A OUTPUT -j NAT_DESTINATION
 
        iptables -t mangle -N NAT_DESTINATION
        iptables -t mangle -A PREROUTING -j NAT_DESTINATION
@@ -230,6 +231,20 @@ iptables_init() {
        iptables -t nat -N REDNAT
        iptables -t nat -A POSTROUTING -j REDNAT
 
+       # Filter logging of incoming broadcasts.
+       iptables -N BROADCAST_FILTER
+       iptables -A INPUT -j BROADCAST_FILTER
+
+       iptables -A BROADCAST_FILTER -i "${GREEN_DEV}" -d "${GREEN_BROADCAST}" -j DROP
+
+       if [ -n "${BLUE_DEV}" -a -n "${BLUE_BROADCAST}" ]; then
+               iptables -A BROADCAST_FILTER -i "${BLUE_DEV}" -d "${BLUE_BROADCAST}" -j DROP
+       fi
+
+       if [ -n "${ORANGE_DEV}" -a -n "${ORANGE_BROADCAST}" ]; then
+               iptables -A BROADCAST_FILTER -i "${ORANGE_DEV}" -d "${ORANGE_BROADCAST}" -j DROP
+       fi
+
        # Apply OpenVPN firewall rules
        /usr/local/bin/openvpnctrl --firewall-rules
 
@@ -297,7 +312,10 @@ iptables_red() {
 
                # Outgoing masquerading (don't masqerade IPSEC (mark 50))
                iptables -t nat -A REDNAT -m mark --mark 50 -o $IFACE -j RETURN
-               iptables -t nat -A REDNAT -o $IFACE -j MASQUERADE
+
+               if [ "$IFACE" != "$GREEN_DEV" ]; then
+                       iptables -t nat -A REDNAT -o $IFACE -j MASQUERADE
+               fi
 
        fi