ipsec-policy: Correct open ports for connections on aliases

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/config/firewall/ipsec-policy b/config/firewall/ipsec-policy
index e2048844a837220cfeb282c2ec3a5bbfa403ca5f..cd427f0221fc481522362e5e2460686fc1c74b1d 100644 (file)
--- a/config/firewall/ipsec-policy
+++ b/config/firewall/ipsec-policy
@@ -24,10 +24,10 @@ VPN_CONFIG="/var/ipfire/vpn/config"
 eval $(/usr/local/bin/readhash /var/ipfire/vpn/settings)
 
 VARS=(
-       id status name lefthost type ctype x1 x2 x3 leftsubnets
-       remote righthost rightsubnets x5 x6 x7 x8 x9 x10 x11 x12
-       x13 x14 x15 x16 x17 x18 x19 x20 x21 proto x22 x23 x24
-       route x26 mode interface_mode interface_address interface_mtu rest
+       id status name lefthost type ctype psk local x1 leftsubnets
+       x2 remote rightsubnets x3 x4 x5 x6 x7 x8 x9 x10 x11 x12
+       x13 x14 x15 x16 x17 x18 x19 proto x20 x21 x22
+       route x23 mode interface_mode interface_address interface_mtu rest
 )
 
 block_subnet() {
@@ -82,15 +82,20 @@ install_policy() {
                # Check if this a net-to-net connection
                [ "${type}" = "net" ] || continue
 
+               # Default local to 0.0.0.0/0
+               if [ "${local}" = "" -o "${local}" = "off" ]; then
+                       local="0.0.0.0/0"
+               fi
+
                # Install permissions for GRE traffic
                case "${interface_mode}" in
                        gre)
                                if [ -n "${remote}" ]; then
                                        iptables -A IPSECINPUT -p gre \
-                                               -s "${remote}" -j ACCEPT
+                                               -s "${remote}" -d "${local}" -j ACCEPT
 
                                        iptables -A IPSECOUTPUT -p gre \
-                                               -d "${remote}" -j ACCEPT
+                                               -s "${local}" -d "${remote}" -j ACCEPT
                                fi
                                ;;
                esac