1 # Copyright (C) 2009-2010 OpenWrt.org
3 fw_config_get_redirect() {
4 [ "${redirect_NAME}" != "$1" ] || return
5 fw_config_get_section "$1" redirect { \
18 string proto "tcpudp" \
21 [ -n "$redirect_name" ] || redirect_name=$redirect__name
25 fw_config_get_redirect "$1"
27 fw_callback pre redirect
29 [ -n "$redirect_src" -a -n "$redirect_dest_ip" ] || {
30 fw_die "redirect ${redirect_name}: needs src and dest_ip"
33 list_contains FW_CONNTRACK_ZONES $redirect_src || \
34 append FW_CONNTRACK_ZONES $redirect_src
36 local mode=$(fw_get_family_mode ${redirect_family:-x} $redirect_src I)
38 local nat_dest_port=$redirect_dest_port
39 redirect_dest_port=$(fw_get_port_range $redirect_dest_port)
40 redirect_src_port=$(fw_get_port_range $redirect_src_port)
41 redirect_src_dport=$(fw_get_port_range $redirect_src_dport)
42 local fwd_dest_port=${redirect_dest_port:-$redirect_src_dport}
44 [ "$redirect_proto" == "tcpudp" ] && redirect_proto="tcp udp"
45 for redirect_proto in $redirect_proto; do
46 fw add $mode n zone_${redirect_src}_prerouting DNAT $ { $redirect_src_ip $redirect_dest_ip } { \
47 ${redirect_proto:+-p $redirect_proto} \
48 ${redirect_src_ip:+-s $redirect_src_ip/$redirect_src_ip_prefixlen} \
49 ${redirect_src_dip:+-d $redirect_src_dip/$redirect_src_dip_prefixlen} \
50 ${redirect_src_port:+--sport $redirect_src_port} \
51 ${redirect_src_dport:+--dport $redirect_src_dport} \
52 ${redirect_src_mac:+-m mac --mac-source $redirect_src_mac} \
53 --to-destination ${redirect_dest_ip}${redirect_dest_port:+:$nat_dest_port} \
56 fw add $mode f zone_${redirect_src}_forward ACCEPT ^ { $redirect_src_ip $redirect_dest_ip } { \
57 -d $redirect_dest_ip \
58 ${redirect_proto:+-p $redirect_proto} \
59 ${redirect_src_ip:+-s $redirect_src_ip/$redirect_src_ip_prefixlen} \
60 ${redirect_src_port:+--sport $redirect_src_port} \
61 ${fwd_dest_port:+--dport $fwd_dest_port} \
62 ${redirect_src_mac:+-m mac --mac-source $redirect_src_mac} \
66 fw_callback post redirect