curl --silent --location https://rpm.nodesource.com/setup_6.x | bash - 
yum -y install nodejs 

yum install gcc-c++ make 

sudo yum install nodejs npm 

//添加共享目录
export PATH=/usr/local/python/bin:/usr/local/node/bin:$PATH

//打印node的版本
node -v 

#创建nodejs项目目录
mkdir -p /usr/local/nodejs/

#创建hello.js文件
vi /usr/local/nodejs/hello.js

var http = require("http");
http.createServer(function(request, response) {
  response.writeHead(200, {
    "Content-Type" : "text/plain" 
  });
  response.write("Hello World");
  response.end();
}).listen(8080); // 监听端口号
console.log("Hello World is print!");

#后台运行
node /usr/local/nodejs/hello.js &

#浏览器访问
http://192.168.2.2:8100/