Shell脚本实现判断IP地址是否在一个ip段内代码分享_linux shell_

 cat ipcalc.sh #!/bin/bash IP=$1 if [ -z $IP ] then echo -e “\e[31;42m sh ipcalc.sh IP \e[0m" exit fi while read MASK do min=`/usr/bin/ipcalc $MASK|awk '/HostMin:/{print $2}'` max=`/usr/bin/ipcalc $MASK|awk '/HostMax:/{print $2}'` MIN=`echo $min|awk -F"." '{printf"%.0f\n",$1*256*256*256+$2*256*256+$3*256+$4}'` MAX=`echo $max|awk -F"." '{printf"%.0f\n",$1*256*256*256+$2*256*256+$3*256+$4}'` IPvalue=`echo $IP|awk -F"." '{printf"%.0f\n",$1*256*256*256+$2*256*256+$3*256+$4}'` if [ "$IPvalue" -gt "$MIN" ] && [ "$IPvalue" -lt "$MAX" ] then echo -e “\e[31;42m $IP in ipset $MASK \e[0m” exit fi done

 more ipset.conf 58.24.64.0/18 58.24.0.0/18 58.24.128.0/18 58.24.192.0/18 58.25.128.0/18 58.25.192.0/18 64.254.111.0/24