sudo nmtui  #  配置IP
sudo systemctl start network
sudo systemctl enable network 

mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
yum clean all
yum makecache

$ yum -y update
$ yum -upgrade

yum -y install epel-release
yum -y install python3-pip
sudo pip3 install --upgrade pip

$ yum install zsh git
$ git clone https://github.com/robbyrussell/oh-my-zsh.git ~/.oh-my-zsh
$ cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc
$ vim ~/.zshrc
export PATH=$HOME/bin:/usr/local/bin:$PATH
ZSH_THEME="sammy"
export ZSH=$HOME/.oh-my-zsh
plugins=(
	zsh-syntax-highlighting
	zsh-autosuggestions
	git
	)
export MANPATH="/usr/local/man:$MANPATH"
export ARCHFLAGS="-arch x86_64"

$ git clone https://github.com/zsh-users/zsh-syntax-highlighting.git $ZSH_CUSTOM/plugins/zsh-syntax-highlighting
$ git clone https://github.com/zsh-users/zsh-autosuggestions.git $ZSH_CUSTOM/plugins/zsh-autosuggestions

$ chsh -s /bin/zsh

[root@CentOS7] ~$ vim /etc/vim/vimrc
" 开启语法高亮
syntax on 
" 检测文件类型
filetype on
" 设置在Vim中可以使用鼠标，防止终端无法拷贝
if has('mouse')
    set mouse-=a
endif
" 显示当前行号和列号
set ruler
" 在状态栏显示正在输入的命令
set showcmd
" 左下角显示当前Vim模式
set showmode
" 显示行号
"set number
" 设置tab宽度
set tabstop=4  
" 智能自动缩进
set smartindent
" 设置自动对齐空格数
set shiftwidth=4
" 设置编码方式
set encoding=utf-8

set helplang=cn
set shiftwidth=4
set softtabstop=4
set magic
set cursorline

set hlsearch
set incsearch
" set autoindent

" 使用空格代替tab
set expandtab
set smarttab

$ vim /etc/selinux/config
SELINUX=disabled

$ hostnamectl set-hostname CentOS7

$ timedatectl set-timezone Asia/Shanghai

~$ yum install -y open-vm-tools
~$ sudo systemctl enable --now vmtoolsd.service