bash-1 初始化CentOS系统的初始化脚本

初始化CentOS系统的初始化脚本

#!/bin/bash
#
#********************************************************************
#Author:			kjAlbert
#Date:				2019-10-11
#FileName： 		sysinit.sh
#Description:		Init CentOS Linux system
#Copyright (C): 	2019 All rights reserved
#********************************************************************
#
#检测root权限
if [ $UID -ne 0 ];then
	echo "没有root权限，无法执行！"
	exit 1
fi
#检测version
if [ -e /etc/redhat-release ];then
	VER=`sed -nr 's@.* ([0-9]).*@1@p' /etc/redhat-release`
else
	echo '这不是redhat和centos系列的系统，请使用其他脚本！！'
	exit 10
fi
bak=bak`date +%F_%T`
#cenos6:
case $VER in
6)
#firewalld
	service iptalbes stop &>/dev/null
	chkconfig iptables off &>/dev/null
	echo "关闭防火墙完成"
#selinux
	sed -i 's@SELINUX=enforcing@SELINUX=disabled@' /etc/selinux/config &>/dev/null
	echo "关闭SELINUX完成"
#PS1
	echo 'PS1="33[1;33m[u@h 	 W]$33[0m"' >>/etc/profile
	echo "命令提示符颜色修改完成，当前颜色：黄色"
#init 3
	sed -i 's/(^[^#].*)[0-9](.*)/132/' /etc/inittab
	echo "修改启动级别为3完成"
#yum.repos
	ping mirrors.aliyun.com -c 1 &>/dev/null
	if [ $? -eq 0 ];then
		mkdir -p /etc/yum.repos.d/$bak &>/dev/null
		mv /etc/yum.repos.d/* /etc/yum.repos.d/$bak/ &>/dev/null
		echo -e "[centos$VER]
name=centos$VER
baseurl=https://mirrors.aliyun.com/centos/6/os/x86_64/
gpgcheck=0
enabled=1

[epel]
name=aliyunEPEL
baseurl=https://mirrors.aliyun.com/epel/6/x86_64/
gpgcheck=0
enabled=1" >/etc/yum.repos.d/aliyun.repo
		echo "yum源配置完成"
		echo "yum源列表"
		echo -e "***************************************
"
		yum repolist
		echo -e "
***************************************"
	else
		echo '网络不通，请检查网络！'
	fi
#autofs
	rpm -q autofs &>/dev/null
	if [ $? -eq 0 ];then
		echo 1 &>/dev/null
	else 
		yum -y install autofs &>/dev/null
	fi
	service autofs start &>/dev/null
	chkconfig autofs on &>/dev/null
	echo "已具有自动挂载光盘功能"
#.vimrc和.bashrc的配置
	echo -e 'set autoindent
set nu
syntax on
autocmd BufNewFile *.sh exec ":call SetTitle()"
func SetTitle()
if expand("%:e") == "sh"
	 call setline(1,"#!/bin/bash") 
	 call setline(2,"#") 
	 call setline(3,"#********************************************************************") 
	 call setline(4,"#Author:		kjAlbert") 
	 call setline(5,"#Date:			".strftime("%Y-%m-%d"))
	 call setline(6,"#FileName： 		".expand("%"))
	 call setline(7,"#Description:		The test script") 
	 call setline(8,"#Copyright (C): 	".strftime("%Y")." All rights reserved")
	 call setline(9,"#********************************************************************") 
	 call setline(10,"#") 
	 call setline(11,"") 
endif
endfunc
autocmd BufNewFile * normal G' >~/.vimrc
	;;
#cenos7:
7)
#firewalld
	systemctl disable --now firewalld.service &>/dev/null
	echo "关闭防火墙完成"
#selinux
	sed -i 's@SELINUX=enforcing@SELINUX=disabled@' /etc/selinux/config &>/dev/null
	echo "关闭SELINUX完成"
#PS1
	echo 'PS1="33[1;36m[u@h 	 W]\$33[0m"' >>/etc/profile
	echo "命令提示符颜色修改完成，当前颜色：青色"
#init 3
	systemctl set-default multi-user.target &>/dev/null
	echo "修改启动级别为3完成"
#yum.repo
	mkdir /etc/yum.repos.d/$bak &>/dev/mull
	mv /etc/yum.repos.d/* /etc/yum.repos.d/$bak/ &>/dev/null
	echo -e "[centos$VER]
name=centos$VER
baseurl=https://mirrors.aliyun.com/centos/7/os/x86_64/
gpgcheck=0
enabled=1

[epel]
name=aliyunEPEL
baseurl=https://mirrors.aliyun.com/epel/7/x86_64/
gpgcheck=0
enabled=1" >/etc/yum.repos.d/aliyun.repo
	echo "yum源配置完成"
	echo "yum源列表"
	echo -e "***************************************
"
	yum repolist
	echo -e "
***************************************"
#autofs
	rpm -q autofs &>/dev/null
	if [ $? -eq 0 ];then
		echo 222 &>/dev/null
	else 
		yum -y install autofs &>/dev/null
	fi
	systemctl enable --now autofs &>/dev/null
	echo "已具有自动挂载光盘功能"
#network网卡改名为eth
	grep "<net.ifnames=0>" /etc/default/grub
	if [ $? -ne 0 ];then
		sed -i 's@quiet@quiet net.ifnames=0@' /etc/default/grub
		grub2-mkconfig -o /etc/grub2.cfg &>/dev/null
		echo "网卡名称修改完成"
	fi
#.vimrc和.bashrc的配置
	echo -e 'set autoindent
set nu
syntax on
autocmd BufNewFile *.sh exec ":call SetTitle()"
func SetTitle()
if expand("%:e") == "sh"
	 call setline(1,"#!/bin/bash") 
	 call setline(2,"#") 
	 call setline(3,"#********************************************************************") 
	 call setline(4,"#Author:		kjAlbert") 
	 call setline(5,"#Date:			".strftime("%Y-%m-%d"))
	 call setline(6,"#FileName： 		".expand("%"))
	 call setline(7,"#Description:		The test script") 
	 call setline(8,"#Copyright (C): 	".strftime("%Y")." All rights reserved")
	 call setline(9,"#********************************************************************") 
	 call setline(10,"#") 
	 call setline(11,"") 
endif
endfunc
autocmd BufNewFile * normal G' >~/.vimrc
	;;
#cenos8:
8)
#firewalld
	systemctl disable --now firewalld.service &>/dev/null
	echo "关闭防火墙完成"
#selinux
	sed -i 's@SELINUX=enforcing@SELINUX=disabled@' /etc/selinux/config &>/dev/null
	echo "关闭SELINUX完成"
#PS1
	echo 'PS1="33[1;32m[u@h 	 W]\$33[0m"' >>/etc/profile
	echo "命令提示符颜色修改完成，当前颜色：绿色"
#init 3
	systemctl set-default multi-user.target &>/dev/null
	echo "修改启动级别为3完成"
#yum.repo
	mkdir /etc/yum.repos.d/$bak &>/dev/null
	mv /etc/yum.repos.d/* /etc/yum.repos.d/$bak/ &>/dev/null
	echo -e "[centos$VER]
name=centos$VER
baseurl=https://mirrors.aliyun.com/centos/8/AppStream/x86_64/os/
gpgcheck=0
enabled=1

[cenos8base]
name=centos8Base
baseurl=https://mirrors.aliyun.com/centos/8/BaseOS/x86_64/os/
gpgcheck=0
enabled=1

[epel]
name=aliyunEPEL
baseurl=https://mirrors.aliyun.com/epel/8/Everything/x86_64/
gpgcheck=0
enabled=1" >/etc/yum.repos.d/aliyun.repo
	echo "yum源配置完成"
	echo "yum源列表"
	echo -e "***************************************
"
	yum repolist
	echo -e "
***************************************"
#autofs
	rpm -q autofs &>/dev/null
	if [ $? -eq 0 ];then
		echo 333 &>/dev/null
	else 
		yum -y install autofs &>/dev/null
	fi
	systemctl enable --now autofs &>/dev/null
	echo "已具有自动挂载光盘功能"
#network网卡改名为eth
	grep "<net.ifnames=0>" /etc/default/grub
	if [ $? -ne 0 ];then
		sed -i 's@quiet@quiet net.ifnames=0@' /etc/default/grub
		grub2-mkconfig -o /etc/grub2.cfg &>/dev/null
		echo "网卡名称修改完成"
	fi
#.vimrc和.bashrc的配置
	echo -e 'set autoindent
set nu
syntax on
autocmd BufNewFile *.sh exec ":call SetTitle()"
func SetTitle()
if expand("%:e") == "sh"
	 call setline(1,"#!/bin/bash") 
	 call setline(2,"#") 
	 call setline(3,"#********************************************************************") 
	 call setline(4,"#Author:		kjAlbert") 
	 call setline(5,"#Date:			".strftime("%Y-%m-%d"))
	 call setline(6,"#FileName： 		".expand("%"))
	 call setline(7,"#Description:		The test script") 
	 call setline(8,"#Copyright (C): 	".strftime("%Y")." All rights reserved")
	 call setline(9,"#********************************************************************") 
	 call setline(10,"#") 
	 call setline(11,"") 
endif
endfunc
autocmd BufNewFile * normal G' >~/.vimrc
	;;
*)
	echo '垓版本开发中，敬请期待！'
	exit 10
	;;
esac
echo -e "***************************************
"
echo '初始化完成感谢使用！！'
echo -e "
***************************************"
#echo -n "配置完成需要重启CentOS(立即重启Y/稍后手动重启n):"
#REBOOT=Y
#read REBOOT
#if [[ $REBOOT =~ [Nn][Oo]? ]];then
#	echo "选择稍后手动重启..."
#	exit 0
#fi
reboot

执行方式

将脚本放在局域网中的一台http服务器上

curl http://xxx.xxx.xxx.xxx/sysinit.sh |bash

即可执行，完成后自动重启
关于.bashrc中环境变量，别名等内容可根据自己喜好添加