能用，有待完善

CentOS7测试

哈哈

#!/bin/bash
#**************************************************************
#Author:                     28
#QQ:                         599503252
#Date:                       2019-08-01
#FileName:                   reset.sh
#URL:                        https://blog.51cto.com/14012942
#Description:                The test script
#Copyright (C):              2019 Copyright ©  站点名称  版权所有
#************************************************************
#set -e
RED="\033[0;31m"
GREEN="\033[0;32m"
NO_COLOR="\033[0m"# 修改别名
modify_alias() {
cat >> ~/.bashrc <<EOF
alias cdnet='cd /etc/sysconfig/network-scripts/'
alias editnet='vim /etc/sysconfig/network-scripts/ifcfg-ens33'
alias rm='rm -i'
alias scandisk="echo ' - - - ' > /sys/class/scsi_host/host0/scan;echo ' - - - ' > /sys/class/scsi_host/host1/scan;echo ' - - - ' > /sys/class/scsi_host/host2/scan"
EOF
}# 修改命令提示符
modify_PS1() {echo 'PS1="\[\e[1;34m\][\u@\h \W]\\$\[\e[0m\] "' >> /etc/profile.d/env.sh
}# 安装基本软件
install_software() {yum install   gcc gcc-c++ glibc glibc-devel pcre pcre-devel openssl  openssl-devel systemd-devel zlib-devel  vim lrzsz tree screen  lsof tcpdump wget  ntpdate net-tools iotop bc  zip unzip nfs-utils -y
}# 替换yum源
replace_yum() {#wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repocurl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.reposed -i -e '/mirrors.cloud.aliyuncs.com/d' -e '/mirrors.aliyuncs.com/d' /etc/yum.repos.d/CentOS-Base.repo#wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repocurl -o /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repoyum makecache
}# vim
# vimrc复制过来
modify_vimrc() {
cat > ~/.vimrc <<EOF
set ignorecase
set cursorline
set autoindent
set ai
autocmd BufNewFile *.sh exec ":call SetTitle()"func SetTitle()if expand("%:e") == 'sh'call setline(1,"#!/bin/bash")call setline(2,"#**************************************************************")call setline(3,"#Author:                     Linus")call setline(4,"#QQ:                         599503252")call setline(5,"#Date:                       ".strftime("%Y-%m-%d"))call setline(6,"#FileName:                   ".expand("%"))call setline(7,"#URL:                        https://blog.51cto.com/14012942")call setline(8,"#Description:                Initialize the new server")         call setline(9,"#Copyright (C):              ".strftime("%Y")." Copyright ©  站点名称  版权所有")call setline(10,"#************************************************************")call setline(11,"")endif
endfunc
autocmd BufNewFile * normal G
EOF
}# 关闭selinux和firewalld
iptables_selinux_stop() {sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/configsetenforce 0systemctl stop firewalldsystemctl disable firewalld
}# 判断是不是root
judge_root() {[ $(id -u) != "0" ] && { echo -e "${RED}Error:${NO_COLOR} You must be root to run this script."; exit 1; }
}# 判断是不是CentOS7
Check_release() {if [ -f /etc/redhat-release ];thenrelease="centos"version=`sed -r 's/.* ([0-9]+)\..*/\1/' /etc/redhat-release`if [ "$version" = "7" ];thenecho "Current release: CentOS7."else {echo -e "[${RED}Error${NO_COLOR}] This script can only be running on CentOS7."exit 1}fielse {echo -e "[${RED}Error${NO_COLOR}] This script can only be running on CentOS7."exit 1}fi
}########################时区调整########################
timezone_adjust(){ln -sf  /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
}#修改网卡为eth0
modify_eth_card() {ip a | grep -q eth0if [ "$?" -eq 1 ];thensed -ri '/^GRUB_CMDLINE/s/(.*)"/\1 net.ifnames=0"/' /etc/default/grubgrub2-mkconfig -o /boot/grub2/grub.cfgfi
}#自动补全
bash-completion() {yum install bash-completion -ysource /usr/share/bash-completion/bash_completion
}main() {judge_rootCheck_releasereplace_yuminstall_softwareiptables_selinux_stopmodify_aliasmodify_vimrctimezone_adjustmodify_PS1modify_eth_cardbash_completion
}main