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init.d: openwrt-minimal exclude local subnets

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bol-van
2024-10-21 20:50:28 +03:00
parent c645e17b0b
commit 2dc7332533
2 changed files with 34 additions and 6 deletions
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24
init.d/openwrt-minimal/tpws/etc/firewall.user
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@@ -1,6 +1,9 @@
TP_PORT=900
TP_USER=daemon
EXCLUDE4="10.0.0.0/8 172.16.0.0/12 192.168.0.0/16 169.254.0.0/16"
EXCLUDE6="fc00::/7 fe80::/10"
exists()
{
which "$1" >/dev/null 2>/dev/null
@@ -8,13 +11,12 @@ exists()
ipt()
{
$IPTABLES $FW_EXTRA_PRE -C "$@" $FW_EXTRA_POST >/dev/null 2>/dev/null || $IPTABLES $FW_EXTRA_PRE -I "$@" $FW_EXTRA_POST
$IPTABLES -C "$@" >/dev/null 2>/dev/null || $IPTABLES -I "$@"
}
redirect_port()
{
ipt PREROUTING -t nat -p tcp --dport $1 -j REDIRECT --to-port $2
ipt OUTPUT -t nat -p tcp --dport $1 -m owner ! --uid-owner $TP_USER -j REDIRECT --to-port $2
ipt tpws -t nat -p tcp --dport $1 -j REDIRECT --to-port $2
}
redirect()
@@ -24,5 +26,21 @@ redirect()
}
for IPTABLES in iptables ip6tables; do
$IPTABLES -t nat -N tpws 2>/dev/null
$IPTABLES -t nat -F tpws
exists $IPTABLES && redirect
done
for net in $EXCLUDE4
do
iptables -t nat -I tpws -d $net -j RETURN
done
for net in $EXCLUDE6
do
ip6tables -t nat -I tpws -d $net -j RETURN
done
for IPTABLES in iptables ip6tables; do
ipt PREROUTING -t nat -j tpws
ipt OUTPUT -t nat -m owner ! --uid-owner $TP_USER -j tpws
done