1 #!/bin/bash 2 # Author      : standby 3 # Date        : 2017-05-18 4 # Description : Get private ip address of local machine. 5  6 arr=(`/sbin/ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6|awk ‘{print $2}‘|tr -d "addr:"`) 7 #private_ip=${arr[0]} 8 private_ip=‘0.0.0.0‘ 9 10 for ip in ${arr[*]};11 do12     ip_tmp=`echo $ip | grep ‘^10\.‘`13     if [[ ! -z $ip_tmp ]];then14         private_ip=$ip_tmp15         break16     fi17 done18 [[ $private_ip == "0.0.0.0" ]] && echo "No private ip found!" || echo $private_ip

 1 #!/bin/bash 2 # Author      : standby 3 # Date        : 2017-05-18 4 # Description : Get all public ip address of local machine. 5  6 arr=(`/sbin/ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6|awk ‘{print $2}‘|tr -d "addr:"`) 7 #public_ip=${arr[0]} 8 public_ip=‘0.0.0.0‘ 9 10 for ip in ${arr[*]}11 do12     ip_tmp=`echo $ip | grep -v ‘^10\.‘`13     if [[ ! -z $ip_tmp ]];then14         public_ip=$public_ip$ip_tmp","15         #break16     fi17 done18 if [[ $public_ip == "0.0.0.0" ]]19 then20     echo "No public ip found!"21 else22     pub_arr=(`echo $public_ip |sed ‘s/0.0.0.0//g‘ |tr ‘,‘ ‘\n‘`)23     for ip in ${pub_arr[*]}24     do25         ip_tmp=`echo $ip | grep -vE ‘^192\.|^172\.‘`26         [[ ! -z $ip_tmp ]] && echo $ip_tmp27     done28 fi