lsb_release -a 查看阿里云系统版本
安装nginx依赖库
yum install openssl
yum install zlib
yum install pcre


安装nginx库
rpm -Uvh http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm执行安装nginx
yum install nginx启动服务
systemctl start nginx查看服务状态
systemctl status nginx
截图显示,就是安装成功了。
公网ip,80port默认打开