如何使用docker-compose创建多个mysql db服务并在单个phpmyadmin服务中查看相应的数据库

pgvzfuti  于 2023-11-19  发布在  PHP
关注(0)|答案(1)|浏览(220)

我想创建多个数据库服务,然后使用docker-compose在单个phpmyadmin服务中查看数据库。
docker-compose文件在下面

version: '3.9'
services:
  dbone:
    image: mysql:latest
    restart: always
    container_name: dbone
    ports:
      - "8080:3306"
    environment:
      - MYSQL_HOST=mysql
      - MYSQL_DATABASE=sakila
      - MYSQL_USER=user
      - MYSQL_PASSWORD=test
      - MYSQL_ROOT_PASSWORD=test
      - TZ=Africa/Lagos
    volumes:
      - ./docker/data/db/mysql/dump/2-create-schema.sql:/docker-entrypoint-initdb.d/2.sql
      - persistent_1:/var/lib/mysql
    command: ["--character-set-server=utf8mb4", "--collation-server=utf8mb4_general_ci", "--skip-character-set-client-handshake", "--default-authentication-plugin=caching_sha2_password"]
  dbtwo:
    image: mysql:latest
    restart: always
    container_name: dbtwo
    ports:
      - "8090:3306"
    environment:
      - MYSQL_HOST=mysql
      - MYSQL_DATABASE=mysql_json_db
      - MYSQL_USER=user
      - MYSQL_PASSWORD=test
      - MYSQL_ROOT_PASSWORD=test
      - TZ=Africa/Lagos
    volumes:
      - ./docker/data/db/mysql/dump/mysql_json_db.sql:/docker-entrypoint-initdb.d/1.sql
      - persistent_2:/var/lib/mysql
    command: ["--character-set-server=utf8mb4", "--collation-server=utf8mb4_general_ci", "--skip-character-set-client-handshake", "--default-authentication-plugin=caching_sha2_password"]
  phpmyadmin:
    image: phpmyadmin:latest
    restart: always
    container_name: phpmyadmin
    depends_on:
      - done
      - dbtwo
    ports:
      - "8070:80"
    environment:
      - MAX_EXECUTION_TIME=0
      - PMA_HOST=mysql
      - PMA_ARBITRARY=1
volumes:
  persistent_1:
  persistent_2:

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如上所述,dbone和dbtwo是我想让phpmyadmin服务可用的数据库服务。为了做到这一点,我分别将mysql设置为dbone和dbtwo的MYSQL_HOST主机名,并将mysql设置为phpmyadmin服务的PMA_HOST主机名。
我觉得dbone和dbtwo这样的服务名应该分别是两个容器的MYSQL_HOST名称。但是如果我分别为dbone和dbtwo容器设置MYSQL_HOST=dbone和MYSQL_HOST=dbtwo,我发现很难为phpmyadmin容器设置PMA_HOST。
我的docker-compose文件已经使用以下命令运行

docker-compose up --build


我尝试访问localhost:8070,打开phpmyadmin,但尝试使用用户名登录:用户和密码:测试,失败并显示以下内容:

Cannot log in to the MySQL server

mysqli::real_connect(): php_network_getaddresses: getaddrinfo for mysql failed:  Temporary failure in name resolution

mysqli::real_connect(): (HY000/2002): php_network_getaddresses: getaddrinfo for mysql failed: Temporary failure in name resolution


请帮助我解决这个问题。

7dl7o3gd

7dl7o3gd1#

它现在可以通过以下更新工作

version: '3.9'
services:
  dbone:
    image: mysql:latest
    restart: always
    container_name: dbone
    ports:
      - "3307:3306"
    environment:
      - MYSQL_HOST=dbone
      - MYSQL_DATABASE=sakila
      - MYSQL_USER=user
      - MYSQL_PASSWORD=test
      - MYSQL_ROOT_PASSWORD=test
      - TZ=Africa/Lagos
    volumes:
      - ./docker/data/db/mysql/dump/2-create-schema.sql:/docker-entrypoint-initdb.d/2.sql
      - persistent_1:/var/lib/mysql
    command: ["--character-set-server=utf8mb4", "--collation-server=utf8mb4_general_ci", "--skip-character-set-client-handshake", "--default-authentication-plugin=caching_sha2_password"]
  dbtwo:
    image: mysql:latest
    restart: always
    container_name: dbtwo
    ports:
      - "3308:3306"
    environment:
      - MYSQL_HOST=dbtwo
      - MYSQL_DATABASE=mysql_json_db
      - MYSQL_USER=user
      - MYSQL_PASSWORD=test
      - MYSQL_ROOT_PASSWORD=test
      - TZ=Africa/Lagos
    volumes:
      - ./docker/data/db/mysql/dump/mysql_json_db.sql:/docker-entrypoint-initdb.d/1.sql
      - persistent_2:/var/lib/mysql
    command: ["--character-set-server=utf8mb4", "--collation-server=utf8mb4_general_ci", "--skip-character-set-client-handshake", "--default-authentication-plugin=caching_sha2_password"]
  phpmyadmin:
    image: phpmyadmin:latest
    restart: always
    container_name: phpmyadmin
    depends_on:
      - dbone
      - dbtwo
    ports:
      - "8070:80"
    environment:
      - MAX_EXECUTION_TIME=0
      - PMA_HOSTS=dbone,dbtwo
      - PMA_ARBITRARY=1
volumes:
  persistent_1:
  persistent_2:

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