]> git.ipfire.org Git - ipfire-2.x.git/blobdiff - config/firewall/firewall-policy
Revert "boost: Build with -O2 only"
[ipfire-2.x.git] / config / firewall / firewall-policy
index 2176d6b9e5a2c2d8e3ebacd9213109d48dce6666..078c3c515c31f1f385a2159f83fb5c6c52f5e89f 100755 (executable)
@@ -57,6 +57,28 @@ HAVE_OPENVPN="true"
 
 # INPUT
 
+# Drop syslog from anywhere but localhost
+# sysklogd cannot bind to specific interface and therefore we need to
+# block access by adding firewall rules
+case "${FWPOLICY}" in
+       REJECT)
+               iptables -A POLICYIN -p udp --dport 514 -j REJECT --reject-with icmp-host-unreachable
+               ;;
+       *)
+               iptables -A POLICYIN -p udp --dport 514 -j DROP
+               ;;
+esac
+
+# Allow access from GREEN
+if [ -n "${GREEN_DEV}" ]; then
+       iptables -A POLICYIN -i "${GREEN_DEV}" -j ACCEPT
+fi
+
+# Allow access from BLUE
+if [ "${HAVE_BLUE}" = "true" ] && [ -n "${BLUE_DEV}" ]; then
+       iptables -A POLICYIN -i "${BLUE_DEV}" -j ACCEPT
+fi
+
 # IPsec INPUT
 case "${HAVE_IPSEC},${POLICY}" in
        true,MODE1) ;;
@@ -111,7 +133,15 @@ case "${POLICY}" in
 
        *)
                # Access from GREEN is granted to everywhere
-               iptables -A POLICYFWD -i "${GREEN_DEV}" -s "${GREEN_NETADDRESS}/${GREEN_NETMASK}" -j ACCEPT
+               if [ -n "${GREEN_DEV}" ]; then
+                       if [ "${IFACE}" = "${GREEN_DEV}" ]; then
+                               # internet via green
+                               # don't check source IP/NET if IFACE is GREEN
+                               iptables -A POLICYFWD -i "${GREEN_DEV}" -j ACCEPT
+                       else
+                               iptables -A POLICYFWD -i "${GREEN_DEV}" -s "${GREEN_NETADDRESS}/${GREEN_NETMASK}" -j ACCEPT
+                       fi
+               fi
 
                # Grant access for IPsec VPN connections
                iptables -A POLICYFWD -m policy --pol ipsec --dir in -j ACCEPT