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e8be3016c9
- replace uci firewall with a modular dual stack implementation developed by Malte S. Stretz - bump version to 2 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21286 3c298f89-4303-0410-b956-a3cf2f4a3e73
62 lines
2.0 KiB
Bash
62 lines
2.0 KiB
Bash
# Copyright (C) 2009-2010 OpenWrt.org
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fw_config_get_redirect() {
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[ "${redirect_NAME}" != "$1" ] || return
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fw_config_get_section "$1" redirect { \
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string _name "$1" \
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string name "" \
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string src "" \
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ipaddr src_ip "" \
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ipaddr src_dip "" \
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string src_mac "" \
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string src_port "" \
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string src_dport "" \
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string dest "" \
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ipaddr dest_ip "" \
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string dest_mac "" \
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string dest_port "" \
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string proto "tcpudp" \
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} || return
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[ -n "$redirect_name" ] || redirect_name=$redirect__name
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}
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fw_load_redirect() {
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fw_config_get_redirect "$1"
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fw_callback pre redirect
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[ -n "$redirect_src" -a -n "$redirect_dest_ip" ] || {
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fw_die "redirect ${redirect_name}: needs src and dest_ip"
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}
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local nat_dest_port=$redirect_dest_port
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redirect_dest_port=$(fw_get_port_range $redirect_dest_port)
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redirect_src_port=$(fw_get_port_range $redirect_src_port)
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redirect_src_dport=$(fw_get_port_range $redirect_src_dport)
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local fwd_dest_port=${redirect_dest_port:-$redirect_src_dport}
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[ "$redirect_proto" == "tcpudp" ] && redirect_proto="tcp udp"
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for redirect_proto in $redirect_proto; do
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fw add I n zone_${redirect_src}_prerouting DNAT $ { $redirect_src_ip $redirect_dest_ip } { \
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${redirect_proto:+-p $redirect_proto} \
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${redirect_src_ip:+-s $redirect_src_ip} \
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${redirect_src_dip:+-d $redirect_src_dip} \
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${redirect_src_port:+--sport $redirect_src_port} \
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${redirect_src_dport:+--dport $redirect_src_dport} \
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${redirect_src_mac:+-m mac --mac-source $redirect_src_mac} \
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--to-destination ${redirect_dest_ip}${redirect_dest_port:+:$nat_dest_port} \
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}
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fw add I f zone_${redirect_src}_forward ACCEPT ^ { $redirect_src_ip $redirect_dest_ip } { \
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-d $redirect_dest_ip \
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${redirect_proto:+-p $redirect_proto} \
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${redirect_src_ip:+-s $redirect_src_ip} \
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${redirect_src_port:+--sport $redirect_src_port} \
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${fwd_dest_port:+--dport $fwd_dest_port} \
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${redirect_src_mac:+-m mac --mac-source $redirect_src_mac} \
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}
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done
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fw_callback post redirect
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}
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