mirror of
https://github.com/bol-van/zapret.git
synced 2024-11-26 20:20:53 +03:00
50 lines
907 B
Plaintext
50 lines
907 B
Plaintext
DISABLE_IPV6=0
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TP_PORT=900
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TP_USER=daemon
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EXCLUDE4="10.0.0.0/8 172.16.0.0/12 192.168.0.0/16 169.254.0.0/16 127.0.0.0/8"
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EXCLUDE6="fc00::/7 fe80::/10 ::1"
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IPTS="iptables ip6tables"
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[ "$DISABLE_IPV6" = 1 ] && IPTS=iptables
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exists()
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{
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which "$1" >/dev/null 2>/dev/null
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}
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ipt()
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{
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$IPTABLES -C "$@" >/dev/null 2>/dev/null || $IPTABLES -I "$@"
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}
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redirect_port()
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{
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ipt tpws -t nat -p tcp --dport $1 -j REDIRECT --to-port $2
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}
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redirect()
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{
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redirect_port 80 $TP_PORT
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redirect_port 443 $TP_PORT
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}
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for IPTABLES in $IPTS; do
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$IPTABLES -t nat -N tpws 2>/dev/null
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$IPTABLES -t nat -F tpws
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redirect
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done
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for net in $EXCLUDE4; do
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iptables -t nat -I tpws -d $net -j RETURN
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done
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[ "$DISABLE_IPV6" = 1 ] || {
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for net in $EXCLUDE6; do
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ip6tables -t nat -I tpws -d $net -j RETURN
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done
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}
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for IPTABLES in $IPTS; do
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ipt PREROUTING -t nat -j tpws
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ipt OUTPUT -t nat -m owner ! --uid-owner $TP_USER -j tpws
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done
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