[英]docker-compose mysql container denies access to wordpress container
I have a problem with mysql 5.7 container denying access to wordpress container.我遇到 mysql 5.7 容器拒绝访问 wordpress 容器的问题。 I'm using docker-compose and I'm running docker on Mac OSX.
我正在使用 docker-compose 并且在 Mac OSX 上运行 docker。 Docker should be on latest version available.
Docker 应该是可用的最新版本。
Here's my docker-compose.yml这是我的 docker-compose.yml
version: '2'
services:
wordpress:
depends_on:
- db
image: wordpress:latest
container_name: wordpress
ports:
- "8000:80"
- "443:443"
restart: always
environment:
WORDPRESS_DB_HOST: db:3306
WORDPRESS_DB_NAME: blog
WORDPRESS_DB_USER: blog_admin
WORDPRESS_DB_PASSWORD: userpasswd
networks:
- wordpress_net
db:
image: mysql:5.7
container_name: db
ports:
- "3306:3306"
volumes:
- db_data:/var/lib/mysql
restart: always
environment:
MYSQL_ROOT_PASSWORD: rootpasswd
MYSQL_DATABASE: blog
MYSQL_USER: blog_admin
MYSQL_PASSWORD: userpasswd
networks:
- wordpress_net
networks:
wordpress_net:
volumes:
db_data:
Logs from db container are:来自数据库容器的日志是:
2017-05-12T23:28:06.138429Z 321 [Note] Access denied for user 'blog_admin'@'172.19.0.3' (using password: YES)
Logs from wordpress container are:来自 wordpress 容器的日志是:
MySQL Connection Error: (1045) Access denied for user 'blog_admin'@'172.19.0.3' (using password: YES)
Warning: mysqli::mysqli(): (HY000/1045): Access denied for user 'blog_admin'@'172.19.0.3' (using password: YES) in - on line 22
docker ps: docker ps:
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
1b02f0146fe7 wordpress:latest "docker-entrypoint..." 25 minutes ago Up 26 seconds 0.0.0.0:443->443/tcp, 0.0.0.0:8000->80/tcp wordpress
5d932ed6c269 mysql:5.7 "docker-entrypoint..." 25 minutes ago Up 25 minutes 0.0.0.0:3306->3306/tcp db
What have I tried:我试过什么:
WORDPRESS_DB_HOST, WORDPRESS_DB_USER
WORDPRESS_DB_HOST, WORDPRESS_DB_USER
中使用根凭据I can see all the env vars for db when I connect to db container.当我连接到数据库容器时,我可以看到数据库的所有环境变量。 Wordpress container keeps restarting it self.
Wordpress 容器不断自行重启。 I saw one answer on stack overflow which recommended flushing privileges and setting new user account but I want to know if I'm doing something wrong that could cause this problem to appear again on other machine.
我在堆栈溢出上看到了一个建议刷新权限和设置新用户帐户的答案,但我想知道我是否做错了什么可能导致此问题再次出现在其他机器上。
Change:改变:
WORDPRESS_DB_USER: blog_admin
WORDPRESS_DB_PASSWORD: userpasswd
To:到:
WORDPRESS_DB_USER: root
WORDPRESS_DB_PASSWORD: rootpasswd
And then:进而:
docker-compose up -d --build
Your username Blog_admin
doesn't have access to create database
.您的用户名
Blog_admin
无权create database
。
What have I done:我做了什么:
docker-compose rm -v
hasn't worked for me as I've always used docker-compose down
to shutdown containers. docker-compose rm -v
对我不起作用,因为我一直使用docker-compose down
来关闭容器。 And I think this is the root of the problem.我认为这是问题的根源。
docker-compose.yml
and created a new one.docker-compose.yml
删除了该文件夹并创建了一个新文件夹。mysql
container, launched it and tried to connect to the mysql
server as root
.mysql
容器配置的 compose 文件,启动它并尝试以root
身份连接到mysql
服务器。docker stop containerID
.docker stop containerID
。docker-compose rm -v
(For some reason rm -v
works only when you stop the container. Not when you use docker-compose down
this caused the db's state to persist, as I used a volume for the db container) and completed the yml file with the wordpress container config.docker-compose rm -v
(出于某种原因, rm -v
仅在您停止容器时才起作用。当您使用docker-compose down
这会导致 db 的状态持续存在,因为我为 db 容器使用了一个卷)并使用 wordpress 容器配置完成 yml 文件。 I've ended up with something like this:我已经结束了这样的事情:
version: '2'
services:
wordpress:
image: wordpress:latest
container_name: wordpress-blog
depends_on:
- mysql
ports:
- "8000:80"
- "443:443"
restart: always
environment:
WORDPRESS_DB_HOST: mysql
WORDPRESS_DB_USER: admin
WORDPRESS_DB_PASSWORD: password
WORDPRESS_DB_NAME: wordpress
mysql:
image: mysql:5.7
container_name: mysql-db
ports:
- "3306:3306"
restart: always
environment:
MYSQL_ROOT_PASSWORD: password
MYSQL_DATABASE: wordpress
MYSQL_USER: admin
MYSQL_PASSWORD: password
NOTE: I had a problem previously not only connecting to the database from the wordpress container, but also from the db container itself.注意:我以前不仅从 wordpress 容器连接到数据库,而且从 db 容器本身也有问题。 The method I described above helped me to solve this issue.
我上面描述的方法帮助我解决了这个问题。
Simple solution change简单的解决方案更改
volumes:
- db_data:/var/lib/mysql
to something like到类似的东西
volumes:
- db_data:/var/lib/mysqlx
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