#安装yum，存在即忽略
yum install yum-utils
#安装依赖
yum -y install gcc zlib zlib-devel pcre-devel openssl openssl-devel
#配置yum源
vi /etc/yum.repos.d/nginx.repo
[nginx-stable]
name=nginx stable repo
baseurl=http://nginx.org/packages/centos/$releasever/$basearch/
gpgcheck=1
enabled=1
gpgkey=https://nginx.org/keys/nginx_signing.key
module_hotfixes=true
#安装
yum install nginx