为何无法连接 阿里云轻量应用服务器上 docker 中的 mysql ?

以下是我当前的环境状态,仍然无法连接到 http://path:3306 ;
我还需要检查什么?

[root@iZuf64ubd20239f6csewpqZ docker]# docker restart  mysql-container 
mysql-container
[root@iZuf64ubd20239f6csewpqZ docker]# docker ps
CONTAINER ID   IMAGE                  COMMAND                  CREATED          STATUS         PORTS                                                  NAMES
8a3d7c29be43   mysql:5.7              "docker-entrypoint.s…"   45 minutes ago   Up 2 minutes   0.0.0.0:3306->3306/tcp, :::3306->3306/tcp, 33060/tcp   mysql-container
fa2bbec620d6   httpd                  "httpd-foreground"       2 hours ago      Up 2 hours     0.0.0.0:8080->80/tcp, :::8080->80/tcp                  apache-container
30ab642eb0a4   peerjs/peerjs-server   "node bin/peerjs --p…"   5 weeks ago      Up 5 weeks     0.0.0.0:9000->9000/tcp, :::9000->9000/tcp              elegant_gates
[root@iZuf64ubd20239f6csewpqZ docker]# docker exec -it mysql-container mysql -uroot -p
Enter password: 
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.7.36 MySQL Community Server (GPL)

Copyright (c) 2000, 2021, Oracle and/or its affiliates.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> SELECT user, host FROM mysql.user;
+---------------+-----------+
| user          | host      |
+---------------+-----------+
| root          | %         |
| mysql.session | localhost |
| mysql.sys     | localhost |
| root          | localhost |
+---------------+-----------+
4 rows in set (0.00 sec)
mysql> SHOW GLOBAL VARIABLES LIKE 'port';
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| port          | 3306  |
+---------------+-------+
1 row in set (0.01 sec)

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6 个回答

先登录到服务器,127.0.0.1可以连接吗,阿里云服务器文档也可以看一下MySQL给的连接例子,先按照它的步骤试试看环境,再不行还可以提交工单,专业工程师很快就能解决

最好的方式是提交阿里云工单,他们很快就能帮你排查出问题

回答:你目前的信息中缺少了很关键的一个 dockerfile 文件的内容展示,你的端口映射是怎么写的呢;目前你在控制台中启动docker的mysql镜像,已经成功访问了,然后安全组也配了,那你就可以查看一下端口映射情况和防火墙情况;同时你还配置了允许root用户远程连接;也可以测试一下本机控制台能否成功登录

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