#!/bin/sh
# 防止重复启动
LOCK=/var/lock/bypass-update.lock
[ -f $LOCK ] && exit 1
touch $LOCK
DIR=/usr/share/bypass
T_FILE=/etc/bypass

log(){
	echo "$(date +'%Y-%m-%d %H:%M:%S') $*" >> /var/log/bypass.log
}

C=$(uci -q get bypass.@global[0].run_mode)

mkdir -p $T_FILE 2>/dev/null
if [ "$C" = router ];then
	if [ ! -f $T_FILE/china.txt ];then
		while ! B=$(curl -kLfsm 3 https://cdn.jsdelivr.net/gh/kiddin9/china_ip_list@main/china_ip_list.txt || curl -kLfsm 3 https://op.supes.top/all_cn.txt);do
			sleep 2
		done
	else
		B=$(curl -kLfsm 3 https://cdn.jsdelivr.net/gh/kiddin9/china_ip_list@main/china_ip_list.txt || curl -kLfsm 3 https://op.supes.top/all_cn.txt)
	fi
	[ -n "$B" ] && echo "$B" > /tmp/china.txt
	if ! cmp -s /tmp/china.txt $T_FILE/china.txt;then
		log "Update China IP List!"
		cp -f /tmp/china.txt $T_FILE/china.txt
	else
		log "China IPv4 List is up to date!"
	fi
	ipset list china_v4 >/dev/null 2>&1 && $DIR/chinaipset

	if [ ! -f $T_FILE/china_v6.txt ];then
		while ! D=$(curl -kLfsm 3 https://ispip.clang.cn/all_cn_ipv6.txt || curl -kLfsm 3 https://op.supes.top/all_cn_ipv6.txt);do
			sleep 2
		done
	else
		D=$(curl -kLfsm 3 https://ispip.clang.cn/all_cn_ipv6.txt || curl -kLfsm 3 https://op.supes.top/all_cn_ipv6.txt)
	fi
	[ -n "$D" ] && echo "$D" > /tmp/china_v6.txt
	if ! cmp -s /tmp/china_v6.txt $T_FILE/china_v6.txt;then
		log "Update China IPv6 List!"
		cp -f /tmp/china_v6.txt $T_FILE/china_v6.txt
	else
		log "China IPv6 List is up to date!"
	fi
	ipset list china_v6 >/dev/null 2>&1 && $DIR/chinaipset v6
fi

if [ "$C" = gfw -o "$(uci -q get bypass.@global[0].gfw_mode)" = 1 ];then
	if [ ! -f $T_FILE/gfw.txt ];then
		while ! (curl -kLfsm 5 -o /tmp/gfw.b64 https://cdn.jsdelivr.net/gh/gfwlist/gfwlist/gfwlist.txt || curl -kLfsm 3 -o /tmp/gfw.b64 https://op.supes.top/gfwlist.txt);do
			sleep 2
		done
	elif [ "$C" = gfw ];then
		curl -kLfsm 5 -o /tmp/gfw.b64 https://cdn.jsdelivr.net/gh/gfwlist/gfwlist/gfwlist.txt || curl -kLfsm 3 -o /tmp/gfw.b64 https://op.supes.top/gfwlist.txt
	fi
	$DIR/by-gfw
	if ! cmp -s /tmp/gfwnew.txt $T_FILE/gfw.list;then
		cp -f /tmp/gfwnew.txt $T_FILE/gfw.list
		log "Update GFW List!"
	else
		log "GFW List is up to date!"
	fi
fi

rm -f $LOCK /tmp/china*.txt /tmp/gfwnew.txt

[ "$1" == "restart" ] && /etc/init.d/bypass restart || /etc/init.d/bypass updated