华为云 ECS 安装 Nginx 的端口问题

服务器之迁徙

私人服务器从腾讯云迁到便宜的华为ECS，重装系统。
装 node ,
装 mongodb，
装 nginx

检测nginx 正常

nginx -t 正常

启动nginx 服务，一切正常

service nginx start 

查看进程 正常

ps -ef |grep nginx

浏览器打开

http://ip
无法访问

排查

服务器 ping 外网

root@ruff-server-01:~# ping www.baidu.com
PING www.a.shifen.com (180.97.33.107) 56(84) bytes of data.
64 bytes from 180.97.33.107: icmp_seq=1 ttl=47 time=30.2 ms
64 bytes from 180.97.33.107: icmp_seq=2 ttl=47 time=29.8 ms
64 bytes from 180.97.33.107: icmp_seq=3 ttl=47 time=29.7 ms
64 bytes from 180.97.33.107: icmp_seq=4 ttl=47 time=29.7 ms
64 bytes from 180.97.33.107: icmp_seq=5 ttl=47 time=29.7 ms
64 bytes from 180.97.33.107: icmp_seq=6 ttl=47 time=29.8 ms
64 bytes from 180.97.33.107: icmp_seq=7 ttl=47 time=29.7 ms
64 bytes from 180.97.33.107: icmp_seq=8 ttl=47 time=29.7 ms

正常

ping 服务器

PING xx.xx.xx.xx(xx.xx.xx.xx): 56 data bytes
Request timeout for icmp_seq 0
Request timeout for icmp_seq 1
Request timeout for icmp_seq 2
Request timeout for icmp_seq 3

curl 请求本地

root@ruff-server-01:~# curl 127.0.0.1







Welcome to nginx!
If you see this page, the nginx web server is successfully installed and
working. Further configuration is required.
 
For online documentation and support please refer to
nginx.org.

Commercial support is available at
nginx.com.
 
Thank you for using nginx.

问题所在

打开华为云服务器的控制台，打开服务器的更改安全组> 修改安全组 > 配置规则。
将你要用的端口添加到规则中，出方向 入方向都需要添加。

打勾并添加。

重启服务器

之前配置的服务已能正常使用。