1. 官方下载RPM 包

    http://nginx.org/packages/centos/7/x86_64/RPMS/
   

2.上传服务器执行安装

	rpm -ivh nginx-1.18.0-1.el7.ngx.x86_64.rpm

3.启动nginx

	systemctl start nginx

4.加入开机自启

#查看nginx 是否 开机自启
systemctl list-unit-files | grep nginx

#设置nginx 开机自启

	systemctl enable  nginx

rpm 安装方式nginx 默认安装位置在 /etc/nginx/ 目录下，

5.卸载

	查看是否安装nginxrpm -qa | grep nginx

卸载前先停止nginx

	systemctl stop nginx

卸载

	rpm -e nginx

删除文件

	rm -rf /etc/nginx/

启动bug：

nginx: [emerg] bind() to 0.0.0.0:xxxx failed (13: Permission denied)

解决网址
https://blog.csdn.net/qq_32448349/article/details/109725173