Docker MySQL Server Config

sudo docker run --name=mysql1 -d -p 3306:3306 mysql/mysql-server:8.0
sudo docker stop mysql1
sudo docker start mysql1

sudo docker logs mysql1 2>&1 | grep GENERATED
# GENERATED ROOT PASSWORD: Axegh3kAJyDLaRuBemecis&EShOs

sudo docker exec -it mysql1 mysql -uroot -p
# ...
ALTER USER 'root'@'localhost' IDENTIFIED BY 'password';
# Query OK, 0 rows affected (2.21 sec)
UPDATE mysql.user SET plugin='caching_sha2_password' WHERE user='root';
# Query OK, 0 rows affected (0.01 sec) 
GRANT ALL PRIVILEGES ON *.* TO 'root'@'localhost' WITH GRANT OPTION;

CREATE USER 'root'@'%';

ALTER USER 'root'@'%' IDENTIFIED WITH caching_sha2_password BY 'password';
# OR
ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY 'password';

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;

CREATE DATABASE test CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

exit

# backup db
sudo docker exec -it mysql1 mysqldump -u root -p test > db_test.sql
# enter password