#!/bin/bash
echo 'PS1="\[\e[1;32m\][\t] \[\e[1;33m\]\u\[\e[0m\]@\[\e[1;31m\]\W\[\e[0m\]\\$ "' > /etc/profile.d/env.sh
source /etc/profile.d/env.sh
#更改提示符
systemctl stop firewalld.service
systemctl disable firewalld.service
#停止防火墙
sed -i.bak '/SELINUX=enforcing/c SELINUX=disabled' /etc/sysconfig/selinux
#更改selinux
sed -ri 's/^(BOOTPROTO=).*/\1static/' /etc/sysconfig/network-scripts/ifcfg-ens160
#更改网卡为静态

sed -ri 's/^(DEVICE=).*/\1eth0/' /etc/sysconfig/network-scripts/ifcfg-ens160
sed -ri 's/^(NAME=).*/\1eth0/' /etc/sysconfig/network-scripts/ifcfg-ens160
mv /etc/sysconfig/network-scripts/ifcfg-ens160 /etc/sysconfig/network-scripts/ifcfg-eth0
sed -ri 's/(^GRUB_CMDLINE_LINUX=.*)"$/\1 net.ifnames=0"/' /etc/default/grub
grub2-mkconfig -o /etc/grub2.cfg ;reboot 
#更改网卡名为eth0