mmode=$1
CNIP="/root/china_ip.txt"
gen_iplist() {
cat /dev/null)
EOF
}
flush_r() {
iptables -F ALLCNRULE 2>/dev/null
iptables -D INPUT -p tcp -j ALLCNRULE 2>/dev/null
iptables -X ALLCNRULE 2>/dev/null
ipset -X allcn 2>/dev/null
}
mstart() {
ipset create allcn hash:net 2>/dev/null
ipset -! -R <<-EOF
$(gen_iplist | sed -e "s/^/add allcn /")
EOF
iptables -N ALLCNRULE
iptables -I INPUT -p tcp -j ALLCNRULE
iptables -A ALLCNRULE -s 127.0.0.0/8 -j RETURN
iptables -A ALLCNRULE -s 169.254.0.0/16 -j RETURN
iptables -A ALLCNRULE -s 224.0.0.0/4 -j RETURN
iptables -A ALLCNRULE -s 255.255.255.255 -j RETURN
iptables -A ALLCNRULE -m set --match-set allcn src -j RETURN
iptables -A ALLCNRULE -p tcp -j DROP
}
if [ "$mmode" == "stop" ] ;then
flush_r
exit 0
fi
flush_r
sleep 1
mstart
