nginx封IP脚本

#!/bin/bash
max=4confdir=/etc/nginx/conf.d/blockips.conf
logdir=/var/log/nginx/access.log
echo "">$confdir
cat $logdir|awk '/send_sms/ {print $1}'|sort|uniq -c|sort -n|whileread line
doa=(`echo$line`)
if [ $a -ge $max ]
thenecho "deny ${a[1]};" >>$confdir
fi
done