方法一
#!/bin/bash
ETH="eth0"
HOST_IP=$(ifconfig $ETH | grep "inet" | awk '{ print $2}' | awk -F: '{print $2}')
echo $HOST_IP注：该方法会将ipv6地址一并获取
方法二
#!/bin/bash
HOST_IP=$(ifconfig eth0 | grep "netmask" | awk '{ print $2 }')
echo $HOST_IP
#!/bin/bash
ETH="eth0"
HOST_IP=$(ifconfig $ETH | grep "inet" | awk '{ print $2}' | awk -F: '{print $2}')
echo $HOST_IP注：该方法会将ipv6地址一并获取
#!/bin/bash
HOST_IP=$(ifconfig eth0 | grep "netmask" | awk '{ print $2 }')
echo $HOST_IP
