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| author | Jo-Philipp Wich <jow@openwrt.org> | 2010-09-05 19:03:17 +0000 |
|---|---|---|
| committer | Jo-Philipp Wich <jow@openwrt.org> | 2010-09-05 19:03:17 +0000 |
| commit | 9edcfdff2df158fc516cea5f155c5fffc016a30c (patch) | |
| tree | 1895f8a402ccfdc1855ec905a8a1eb9a4115a2be /package/firewall/files/lib | |
| parent | 6c101610bf13eb02dbbee04533324aa9b19919e1 (diff) | |
| download | upstream-9edcfdff2df158fc516cea5f155c5fffc016a30c.tar.gz upstream-9edcfdff2df158fc516cea5f155c5fffc016a30c.tar.bz2 upstream-9edcfdff2df158fc516cea5f155c5fffc016a30c.zip | |
[package] firewall: introduce SNAT support for redirect sections
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22937 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/firewall/files/lib')
| -rw-r--r-- | package/firewall/files/lib/core_redirect.sh | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/package/firewall/files/lib/core_redirect.sh b/package/firewall/files/lib/core_redirect.sh index 15d01b0a75..913f963562 100644 --- a/package/firewall/files/lib/core_redirect.sh +++ b/package/firewall/files/lib/core_redirect.sh @@ -17,6 +17,7 @@ fw_config_get_redirect() { string dest_port "" \ string proto "tcpudp" \ string family "" \ + string target "DNAT" \ } || return [ -n "$redirect_name" ] || redirect_name=$redirect__name } @@ -30,6 +31,17 @@ fw_load_redirect() { fw_die "redirect ${redirect_name}: needs src and dest_ip or dest_port" } + local chain destopt + if [ "$redirect_target" == "DNAT" ]; then + chain="zone_${redirect_src}_prerouting" + destopt="--to-destination" + elif [ "$redirect_target" == "SNAT" ]; then + chain="zone_${redirect_src}_nat" + destopt="--to-source" + else + fw_die "redirect ${redirect_name}: target must be either DNAT or SNAT" + fi + list_contains FW_CONNTRACK_ZONES $redirect_src || \ append FW_CONNTRACK_ZONES $redirect_src @@ -43,14 +55,14 @@ fw_load_redirect() { [ "$redirect_proto" == "tcpudp" ] && redirect_proto="tcp udp" for redirect_proto in $redirect_proto; do - fw add $mode n zone_${redirect_src}_prerouting DNAT $ { $redirect_src_ip $redirect_dest_ip } { \ + fw add $mode n $chain $redirect_target $ { $redirect_src_ip $redirect_dest_ip } { \ ${redirect_proto:+-p $redirect_proto} \ ${redirect_src_ip:+-s $redirect_src_ip/$redirect_src_ip_prefixlen} \ ${redirect_src_dip:+-d $redirect_src_dip/$redirect_src_dip_prefixlen} \ ${redirect_src_port:+--sport $redirect_src_port} \ ${redirect_src_dport:+--dport $redirect_src_dport} \ ${redirect_src_mac:+-m mac --mac-source $redirect_src_mac} \ - --to-destination ${redirect_dest_ip}${redirect_dest_port:+:$nat_dest_port} \ + $destopt ${redirect_dest_ip}${redirect_dest_port:+:$nat_dest_port} \ } [ -n "$redirect_dest_ip" ] && \ |