mirror of
https://github.com/kiddin9/op-packages.git
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82 lines
2.2 KiB
Bash
Executable File
82 lines
2.2 KiB
Bash
Executable File
#!/bin/sh /etc/rc.common
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# Copyright (C) 2016 fw867 <ffkykzs@gmail.com>
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# Copyright (C) 2024 Lienol
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START=99
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CONFIG="luci-app-control-webrestriction"
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ipt="iptables -w"
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ip6t="ip6tables -w"
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iptables_w(){
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$ipt 1 "$@"
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$ip6t 1 "$@"
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}
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add_rule(){
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action=$1
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local items=$(uci show ${CONFIG} | grep "=macbind" | cut -d '.' -sf 2 | cut -d '=' -sf 1)
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for i in $items; do
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enable=$(uci -q get ${CONFIG}.${i}.enable)
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macaddr=$(uci -q get ${CONFIG}.${i}.macaddr)
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if [ -z $enable ] || [ -z $macaddr ]; then
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continue
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fi
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if [ "$enable" == "1" ]; then
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iptables_w -A WEB_RESTRICTION -m mac --mac-source $macaddr -j $action
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[ "$limit_type" == "blacklist" ] && {
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iptables_w -t nat -A WEB_RESTRICTION -m mac --mac-source $macaddr -j RETURN
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}
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fi
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unset enable macaddr
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done
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}
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start(){
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stop
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ENABLED=$(uci -q get ${CONFIG}.@basic[0].enable || echo "0")
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[ "${ENABLED}" != "1" ] && exit 0
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limit_type=$(uci -q get ${CONFIG}.@basic[0].limit_type)
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iptables_w -N WEB_RESTRICTION
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if [ "$limit_type" == "blacklist" ]; then
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iptables_w -t nat -N WEB_RESTRICTION
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add_rule DROP
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else
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add_rule ACCEPT
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iptables_w -A WEB_RESTRICTION -j DROP
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fi
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FW3_INDEX_4=$($ipt -L FORWARD --line-numbers | tail -n +3 | grep -E ACCEPT | grep ctstate | grep fw3 | awk '{print $1}')
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[ -n "$FW3_INDEX_4" ] && let FW3_INDEX_4+=1
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$ipt -I FORWARD $FW3_INDEX_4 -j WEB_RESTRICTION
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FW3_INDEX_6=$($ip6t -L FORWARD --line-numbers | tail -n +3 | grep -E ACCEPT | grep ctstate | grep fw3 | awk '{print $1}')
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[ -n "$FW3_INDEX_6" ] && let FW3_INDEX_6+=1
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$ip6t -I FORWARD $FW3_INDEX_6 -j WEB_RESTRICTION
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[ "$limit_type" == "blacklist" ] && {
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iptables_w -t nat -I PREROUTING 1 -j WEB_RESTRICTION
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}
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}
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stop(){
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ipt_del() {
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for i in $(seq 1 $($1 -nL $2 | grep -c "WEB_RESTRICTION")); do
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local index=$($1 --line-number -nL $2 | grep "WEB_RESTRICTION" | head -1 | awk '{print $1}')
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$1 -w -D $2 $index 2>/dev/null
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done
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}
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ipt_del "$ipt" "FORWARD"
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ipt_del "$ipt" "INPUT"
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ipt_del "$ipt -t nat" "PREROUTING"
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ipt_del "$ip6t" "FORWARD"
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ipt_del "$ip6t" "INPUT"
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ipt_del "$ip6t -t nat" "PREROUTING"
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iptables_w -F WEB_RESTRICTION 2>/dev/null
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iptables_w -X WEB_RESTRICTION 2>/dev/null
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iptables_w -t nat -F WEB_RESTRICTION 2>/dev/null
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iptables_w -t nat -X WEB_RESTRICTION 2>/dev/null
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}
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