从nginx官网下载stable version安装包

wget http://nginx.org/download/nginx-1.16.0.tar.gz

安装依赖库

yum install gcc-c++ pcre pcre-devel openssl openssl-devel zlib zlib-devel

解压nginx安装包

tar -zxvf nginx-1.16.0.tar.gz

进入到nginx目录，对安装的软件进行配置以及检查当前的环境是否满足要安装软件的依赖关系

./configure

源码编译

make

安装nginx

make install

配置nginx系统服务

vim /lib/systemd/system/nginx.service

nginx.service文件中内容

[Unit]

Description=nginx 

After=network.target  
[Service] 
Type=forking 
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/local/nginx/sbin/nginx reload
ExecStop=/usr/local/nginx/sbin/nginx quit
PrivateTmp=true   
[Install] 
WantedBy=multi-user.target
在/lib/systrm/system/目录下，设为开机自启
systemctl enable nginx.service
启动|关闭|重启nginx
systemctl start|stop|restart nginx.service
关闭防火墙（默认80端口关闭，也可以开启80端口）
systemctl stop firewalld.service 
设为开机不自启
systemctl disable firewalld.service 
验证安装成功，出现"welcome to nginx"界面
http;//nginxServerIP