Docker 安装MySql镜像 navicat无法远程连接报错
1.拉取镜像
docker pull mysql 默认下载最先latest版本
2.错误启动
docker run --name mysql01 -d mysql 自动停止运行
docker.io/tomcat 8.5.20 84ac1052e153 2 years ago 560 MB
[root@MyCnetos7 ~]# docker run --name mysql01 -d mysql
3d7af6415717e85d72031ca4dccc4e5f8d612a2afdf0434f93d5941c4e272024
[root@MyCnetos7 ~]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
3d7af6415717 mysql "docker-entrypoint..." 7 seconds ago Exited (1) 6 seconds ago mysql01
[root@MyCnetos7 ~]# docker start mysql01
mysql01
[root@MyCnetos7 ~]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
3d7af6415717 mysql "docker-entrypoint..." 34 seconds ago Exited (1) 1 second ago mysql01
[root@MyCnetos7 ~]#
3.查看错误日志
docker logs 容器id/容器名
- 原因:
没有指定登录密码(三个参数必须指定其中一个)
You need to specify one of MYSQL_ROOT_PASSWORD, MYSQL_ALLOW_EMPTY_PASSWORD and MYSQL_RANDOM_ROOT_PASSWORD
[root@MyCnetos7 ~]# docker logs mysql01
You need to specify one of MYSQL_ROOT_PASSWORD, MYSQL_ALLOW_EMPTY_PASSWORD and MYSQL_RANDOM_ROOT_PASSWORD
4.正确登录
删除之前的容器,重新创建:
docker run --name mysql01 -p 3306:3306
-e MYSQL_ROOT_PASSWORD=123456 -d mysql:latest
- -e:传入环境变量参数
[root@MyCnetos7 ~]# docker stop mysql01
mysql01
[root@MyCnetos7 ~]# docker rm mysql01
mysql01
[root@MyCnetos7 ~]# docker run --name mysql01 -p 3306:3306 -e MYSQL_ROOT_PASSWORD=123456 -d mysql:latest
af85c73cf15f1a6fcf62eace4d5b1e515701345edfbbe11b2aaffe9922a79f1a
[root@MyCnetos7 ~]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
af85c73cf15f mysql:latest "docker-entrypoint..." 5 seconds ago Up 4 seconds 0.0.0.0:3306->3306/tcp, 33060/tcp mysql01
ce79af47cc30 tomcat:8.5.20 "catalina.sh run" 18 minutes ago Exited (143) 18 minutes ago
5.本地连接mysql
docker exec -it 容器名/容器id bash 进入容器内部进入容器内部
**exit ** 退出容器
[root@MyCnetos7 ~]# docker exec -it mysql01 bash
root@af85c73cf15f:/# mysql -u root -p
Enter password:
6.远程连接
1)开放3306端口:
firewall-cmd --zone=public --add-port=3306/tcp --permanent
systemctl restart firewalld 重启防火墙
firewall-cmd --zone=public --list-ports 查看端口开放列表
- 移除指定端口:
firewall-cmd --zone=public --remove-port=3307/tcp --permanent
systemctl restart firewalld 重启防火墙
2)赋予远程连接权限:
grant all privileges on *.* to ‘root’@’%’ 给root 用户赋予远程连接权限
flush privileges 刷新权限
mysql> grant all privileges on *.* to 'root'@'%';
mysql> flush privileges;
3)报错:
4)原因:
客户端不支持新的加密方式
mysql 以前身份验证机制为: mysql_native_password
mysql 8.0 默认身份验证机制为:caching_sha2_password
5)解决方法:修改用户密码加密方式
alter user ‘root’@’%’ identified with mysql_native_password by ‘root的密码’ 修改验证机制
flush privileges 刷新权限
mysql> alter user 'root'@'%' identified with mysql_native_password by '123456';
mysql> flush privileges;