First, the source added yum
No case Centos7 default source Nginx recently discovered Nginx official website provides the source address of Centos. Add commands can be performed as follows Source:
rpm -Uvh http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm
Second, install Nginx
To see if the source has been added successfully yum search nginx. If successful, execute the following command to install Nginx.
yum search nginx
yum install -y nginx
Third, start Nginx and set to start automatically
（开启服务后需要稍等片刻才能加入开机自启动）
systemctl start nginx.service
systemctl enable nginx.service
## 4. Open the appropriate ports in your firewall or turn off the firewall (Ali cloud also need to separate), click View firewall Introduction
#安装iptables防火墙（如果有需要）
yum install iptables-services
#配置iptables
vim /etc/sysconfig/iptables
#添加端口
firewall-cmd --zone=public --add-port=80/tcp --permanent （–permanent永久生效，没有此参数重启后失效）
#重新载入
firewall-cmd --reload
#查看所有打开的端口
firewall-cmd --zone=public --list-ports
V. View to see the effect
Enter your server address in your browser: ip + port number or domain name
The following is the default path of Nginx:
(1) Nginx配置路径：/etc/nginx/
(2) PID目录：/var/run/nginx.pid
(3) 错误日志：/var/log/nginx/error.log
(4) 访问日志：/var/log/nginx/access.log
(5) 默认站点目录：/usr/share/nginx/html
In fact, just know Nginx configuration path, the other path can be queried in the /etc/nginx/nginx.conf and /etc/nginx/conf.d/default.conf
