waf
nginx waf with lua + redis
Install python netaddr:
pip install --user -r requirements.txt
Example:
$ import.py https://www.spamhaus.org/drop/drop.txt
smaphaus normaly is a list of CIDR's
$ import.py https://check.torproject.org/exit-addresses
tor addresses are /32 this are stored as ip:X.X.X.X
Adding CIDR to redis:
HMSET cidr:8.8.0.0/18 broadcast 134758399 network 134742016
Creat the index using broadcast as the score:
ZADD cidr:index 134758399 8.8.0.0/14
Find IP:
127.0.0.1:6379> ZRANGEBYSCORE cidr:index 134744072 +inf limit 0 1
1) "14.4.0.0/14"
Check that the IP is >= the network:
127.0.0.1:6379> HGET cidr:14.4.0.0/14 network
"235143168"
Help: