一些基础的简单系统配置

!/bin/bash

root权限

if [ $UID -ne 0 ];then
echo "没有root权限，无法执行！"
echo 'You are not root, can not run it!'
exit 1
fi

online test

NET=1
ping mirrors.aliyun.com -c 1 &>/dev/null
if [ $? -ne 0 ];then
echo -e "33[1;31m网络不通，请检查网络，yum源将会配置，但不会列出列表，如果没有autfs程序，autofs将无法下载33[0m"
echo -e "33[1;31mCan not connect to Internet, please check your network，yum reop will config，but can't list repo, and if can't autofs, and can not download autofs33[0m"
sleep 2
NET=0
fi

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！！'
echo 'This system is not CentOS, please use other script!!'
exit 10
fi
bak=bakdate +%F_%T
COLOR='33[1;32m'
COLOR_END='33[0m'
echo -e "双语提示，程序开始... ...${COLOR}0%${COLOR_END}"
echo -e "Two language report,starting init... ...${COLOR}0%${COLOR_END}"

cenos6:

case $VER in
6)

firewalld

service iptalbes stop &>/dev/null
chkconfig iptables off &>/dev/null
echo -e "关闭防火墙完成...					...${COLOR}10%${COLOR_END}"
echo -e "Firewall disabled...					...${COLOR}10%${COLOR_END}"

selinux

sed -i 's@SELINUX=enforcing@SELINUX=disabled@' /etc/selinux/config &>/dev/null
echo -e "关闭SELINUX完成...					...${COLOR}20%${COLOR_END}"
echo -e "SELinux disabled...					...${COLOR}20%${COLOR_END}"

PS1

echo 'PS1="[33[1;33m][u@h 	 W]\$[33[0m]"' >>/etc/profile
echo -e "命令提示符颜色修改完成，当前颜色：黄色...		...${COLOR}30%${COLOR_END}"
echo -e "Command prompt's color change to yellow...		...${COLOR}30%${COLOR_END}"

init 3

sed -i 's/(^[^#].*)[0-9](.*)/132/' /etc/inittab
echo -e "修改启动级别为3完成...					...${COLOR}40%${COLOR_END}"
echo -e "Runlevel change to 3...					...${COLOR}40%${COLOR_END}"

yum.repos

if [ $NET -eq 1 ];then 
	mkdir -p /etc/yum.repos.d/$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 -e "yum源配置完成...					...${COLOR}60%${COLOR_END}"
	echo -e "Yum configuration is complete...			...${COLOR}60%${COLOR_END}"
	echo "yum源列表"
	echo "Yum repolist"
	echo -e "***************************************
"
	yum repolist
	echo -e "
***************************************"

autofs

	rpm -q autofs &>/dev/null
	if [ $? -eq 0 ];then
		echo 1 &>/dev/null
	else 
		yum -y install autofs &>/dev/null
	fi
	service autofs start &>/dev/null
	chkconfig autofs on &>/dev/null
	echo -e "已具有自动挂载光盘功能...				...${COLOR}90%${COLOR_END}"
	echo -e "Auto mount CD complete...				...${COLOR}90%${COLOR_END}"
fi

.vimrc和.bashrc的配置

grep "SetTitle()" /root/.vimrc &>/dev/null
if [ $? -ne 0 ];then
	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' >/root/.vimrc
echo -e ".vimrc 配置完成... ...${COLOR}100%${COLOR_END}"
echo -e ".vimrc configuration is complete... ...${COLOR}100%${COLOR_END}"
fi
;;
7)

firewalld

systemctl disable --now firewalld.service &>/dev/null
echo -e "关闭防火墙完成...					...${COLOR}10%${COLOR_END}"
echo -e "Firewall disabled...					...${COLOR}10%${COLOR_END}"

selinux

sed -i 's@SELINUX=enforcing@SELINUX=disabled@' /etc/selinux/config &>/dev/null
echo -e "关闭SELINUX完成...					...${COLOR}20%${COLOR_END}"
echo -e "SELinux disabled...					...${COLOR}20%${COLOR_END}"

PS1

echo 'PS1="[33[1;36m][u@h 	 W]\$[33[0m]"' >>/etc/profile
echo -e "命令提示符颜色修改完成，当前颜色：黄色...		...${COLOR}30%${COLOR_END}"
echo -e "Command prompt's color change to yellow...		...${COLOR}30%${COLOR_END}"

init 3

systemctl set-default multi-user.target &>/dev/null
echo -e "修改启动级别为3完成...					...${COLOR}40%${COLOR_END}"
echo -e "Runlevel change to 3...					...${COLOR}40%${COLOR_END}"

yum.repo

if [ $NET -eq 1 ];then 
	mkdir /etc/yum.repos.d/$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 -e "yum源配置完成...					...${COLOR}60%${COLOR_END}"
	echo -e "Yum configuration is complete...			...${COLOR}60%${COLOR_END}"
	echo "yum源列表"
	echo "Yum repolist"
	echo -e "***************************************
"
	yum repolist
	echo -e "
***************************************"

autofs

	rpm -q autofs &>/dev/null
	if [ $? -eq 0 ];then
		echo 222 &>/dev/null
	else 
		yum -y install autofs &>/dev/null
	fi
	systemctl enable --now autofs &>/dev/null
	echo -e "已具有自动挂载光盘功能...				...${COLOR}75%${COLOR_END}"
	echo -e "Auto mount CD complete...				...${COLOR}75%${COLOR_END}"
fi

network

grep "<net.ifnames=0>" /etc/default/grub &>/dev/null
if [ $? -ne 0 ];then
	sed -i 's@quiet@quiet net.ifnames=0@' /etc/default/grub
	grub2-mkconfig -o /etc/grub2.cfg &>/dev/null
	echo -e "网卡名称修改完成...					...${COLOR}90%${COLOR_END}"
	echo -e "Change network card's name complete...			...${COLOR}90%${COLOR_END}"
fi

.vimrc和.bashrc的配置

grep "SetTitle()" /root/.vimrc &>/dev/null
if [ $? -ne 0 ];then
	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' >/root/.vimrc
echo -e ".vimrc 配置完成... ...${COLOR}100%${COLOR_END}"
echo -e ".vimrc configuration is complete... ...${COLOR}100%${COLOR_END}"
fi
;;
8)

firewalld

systemctl disable --now firewalld.service &>/dev/null
echo -e "关闭防火墙完成...					...${COLOR}10%${COLOR_END}"
echo -e "Firewall disabled...					...${COLOR}10%${COLOR_END}"

selinux

sed -i 's@SELINUX=enforcing@SELINUX=disabled@' /etc/selinux/config &>/dev/null
echo -e "关闭SELINUX完成...					...${COLOR}20%${COLOR_END}"
echo -e "SELinux disabled...					...${COLOR}20%${COLOR_END}"

PS1

echo 'PS1="[33[1;32m][u@h 	 W]\$[33[0m]"' >>/etc/profile
echo -e "命令提示符颜色修改完成，当前颜色：黄色...		...${COLOR}30%${COLOR_END}"
echo -e "Command prompt's color change to yellow...		...${COLOR}30%${COLOR_END}"

init 3

systemctl set-default multi-user.target &>/dev/null
echo -e "修改启动级别为3完成...					...${COLOR}40%${COLOR_END}"
echo -e "Runlevel change to 3...					...${COLOR}40%${COLOR_END}"

yum.repo

if [ $NET -eq 1 ];then 
	mkdir /etc/yum.repos.d/$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 -e "yum源配置完成...					...${COLOR}60%${COLOR_END}"
	echo -e "Yum configuration is complete...			...${COLOR}60%${COLOR_END}"
	echo "yum源列表"
	echo "Yum repolist"
	echo -e "***************************************
"
	yum repolist
	echo -e "
***************************************"

autofs

	rpm -q autofs &>/dev/null
	if [ $? -eq 0 ];then
		echo 333 &>/dev/null
	else 
		yum -y install autofs &>/dev/null
	fi
	systemctl enable --now autofs &>/dev/null
	echo -e "已具有自动挂载光盘功能...				...${COLOR}75%${COLOR_END}"
	echo -e "Auto mount CD complete...				...${COLOR}75%${COLOR_END}"
fi

network

grep "<net.ifnames=0>" /etc/default/grub &>/dev/null
if [ $? -ne 0 ];then
	sed -i 's@quiet@quiet net.ifnames=0@' /etc/default/grub
	grub2-mkconfig -o /etc/grub2.cfg &>/dev/null
	echo -e "网卡名称修改完成...					...${COLOR}90%${COLOR_END}"
	echo -e "Change network card's name complete...			...${COLOR}90%${COLOR_END}"
fi

.vimrc和.bashrc的配置

grep "SetTitle()" /root/.vimrc &>/dev/null
if [ $? -ne 0 ];then
	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' >/root/.vimrc
echo -e ".vimrc 配置完成... ...${COLOR}100%${COLOR_END}"
echo -e ".vimrc configuration is complete... ...${COLOR}100%${COLOR_END}"
fi
;;
)
echo '垓版本开发中，敬请期待！'
echo 'New version developing, please wait it'
exit 10
;;
esac
echo -e "${COLOR}完成${COLOR_END}"
echo -e "${COLOR}Complete${COLOR_END}"
echo -e " "
echo '初始化完成感谢使用！！'
echo 'Init complete, thanks for your used!'
echo -e " **"

REBOOT=Y

read REBOOT

if [[ $REBOOT =~ [Nn][Oo]? ]];then

echo "选择稍后手动重启..."

exit 0

fi

reboot

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原文地址：https://www.cnblogs.com/Justin0717/p/11734870.html