配置仓库
建立 /etc/yum.repos.d/nginx.repo
并粘贴如下内容
[nginx]
name=nginx repo
baseurl=http://nginx.org/packages/centos/7/$basearch/
gpgcheck=0
enabled=1
安装
yum install nginx -y
systemctl enable nginx
启动
#启动
systemctl start nginx
#停止
systemctl stop nginx
#重载
systemctl reload nginx