nginx安装及配置

加载资源
rpm -Uvh  http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm
安装
yum -y install nginx
启动
systemctl start nginx
设置开机自启动
systemctl enable nginx

配置监听端口及根文件