docker-compose中mysql修改身份验证方式

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[root@localhost zhi-docker]# docker ps


CONTAINER ID   IMAGE                                       COMMAND                  CREATED       STATUS                 PORTS                                                                                                                         NAMES
abcf3396c4fc   free4inno/zhi-web:2.0.0                     "/bin/bash /usr/loca…"   3 hours ago   Up 3 hours             0.0.0.0:8081->8081/tcp, :::8081->8081/tcp, 0.0.0.0:8090->8090/tcp, :::8090->8090/tcp, 0.0.0.0:8888->80/tcp, :::8888->80/tcp   zhi-web
f5b9ee19dffa   free4inno/zhimysql:1.1                      "/entrypoint.sh --ch…"   3 hours ago   Up 3 hours (healthy)   0.0.0.0:3306->3306/tcp, :::3306->3306/tcp, 33060/tcp                                                                          zhimysql
61fbe4b00515   bolingcavalry/elasticsearch-with-ik:6.5.0   "/usr/local/bin/dock…"   3 hours ago   Up 3 hours             0.0.0.0:9200->9200/tcp, :::9200->9200/tcp, 0.0.0.0:9300->9300/tcp, :::9300->9300/tcp                                          zhies-node-1
69a731c44ff7   bolingcavalry/elasticsearch-head:6          "grunt server"           3 hours ago   Up 3 hours             0.0.0.0:9100->9100/tcp, :::9100->9100/tcp                                                                                     zhies-head
[root@localhost zhi-docker]# docker run zhimysql
Unable to find image 'zhimysql:latest' locally


[root@localhost zhi-docker]# docker exec -it zhimysql bash

bash-4.2# mysql -uroot -p
Enter password: 

Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 947
Server version: 8.0.18 MySQL Community Server - GPL

Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.

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> use mysql;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A

Database changed
mysql> select user,plugin from user where user='root';
+------+-----------------------+
| user | plugin                |
+------+-----------------------+
| root | caching_sha2_password |
+------+-----------------------+
1 row in set (0.00 sec)

mysql> select user,host from user;
+------------------+-----------+
| user             | host      |
+------------------+-----------+
| root             | %         |
| healthchecker    | localhost |
| mysql.infoschema | localhost |
| mysql.session    | localhost |
| mysql.sys        | localhost |
+------------------+-----------+
5 rows in set (0.00 sec)

mysql> alter user 'root'@'%' identified with mysql_native_password by '123456';
Query OK, 0 rows affected (0.01 sec)

mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)

　　然后使用客户端连接数据库测试

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