Centos 7.9开机登录脚本

来源网络一个帖子

#!/bin/bash
#Server OS info 
OS_version='CentOS6'
echo -e "###########################################################################################"
echo -e "##-----------------------Server INFO   by lby-------------------------------------------##"
echo -e "###########################################################################################"
hostname=`hostname`
echo -e "HostName     =  $hostname"
 
osinfo=`cat /etc/redhat-release`
echo -e "OS info      =  $osinfo"
 
kernelinfo=`uname -r`
echo -e "LinuxKernel  =  $kernelinfo"
 
kernelmac=`uname -m`
echo -e "HW Machine   =  $kernelmac"
 
CPU=`cat /proc/cpuinfo | grep "model name" | head -n 1 | awk -F ":" "{print $2}"`
echo -e "CPU info     =  $CPU"
 
if [ ${OS_version} == 'CentOS6' ];then
        network=`ifconfig -a  | awk 'BEGIN {FS="\n"; RS=""} {print $1,$2}' | grep -v 'lo' |  awk '{print "\t\t"$1,$7}'`
else
        network=`ifconfig -a  | awk 'BEGIN {FS="\n"; RS=""} {print $1,$2}' | grep -v 'lo' |  awk '{print "\t\t"$1,$6}'`
fi
 
echo -e "NetWork info = \n$network"
 
externalip=$(timeout 3 curl -s ipecho.net/plain;echo)
[ $? -ne 0 -o 'X' == "$externalip"X ] && externalip='No outside network or ACL drop'
echo -e "External IP  =  $externalip"
datetime=`date "+%Y年 %m月 %d日 %A %H:%M:%S %Z"  `
echo -e "当前时间：$datetime"
echo -e "---------------------------------------------------------------------------------------------"

 

​

把文件上传到 /usr/local/bin/

chmod 455 login.sh #添加文件执行权限

vim /etc/profile

/usr/local/bin/login.sh #放到最后一行

效果如下：