为何无法通过YAML文件修改mongo-express登录账号密码？求解决方案

问题 #

登录mongo-express时，无法通过Docker Compose YAML文件修改默认登录账号密码（预期为admin/yourpassword，实际仍为admin/pass）。以下是相关信息：

Docker Compose YAML文件 #

version: '3.1'

services:
  mongo:
    image: mongo
    container_name: mongo
    restart: always
    environment:
      MONGO_INITDB_ROOT_USERNAME: admin
      MONGO_INITDB_ROOT_PASSWORD: yourpassword
    volumes:
      - mongo-db:/data/db
    networks:
      - mongo-network

  mongo-express:
    image: mongo-express
    container_name: mongo-express
    restart: always
    depends_on:
      - mongo
    environment:
      ME_CONFIG_MONGODB_ADMINUSERNAME: admin
      ME_CONFIG_MONGODB_ADMINPASSWORD: yourpassword
      ME_CONFIG_MONGODB_SERVER: mongo
    ports:
      - 8081:8081
    networks:
      - mongo-network

networks:
  mongo-network:
    driver: bridge

volumes:
  mongo-db:

docker exec -it mongo-express env 输出 #

PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
HOSTNAME=1eb94c222db6
TERM=xterm
ME_CONFIG_MONGODB_ADMINPASSWORD=yourpassword
ME_CONFIG_MONGODB_SERVER=mongo
ME_CONFIG_MONGODB_ADMINUSERNAME=admin
NODE_VERSION=18.19.0
YARN_VERSION=1.22.19
ME_CONFIG_MONGODB_URL=mongodb://mongo:27017
ME_CONFIG_MONGODB_ENABLE_ADMIN=true
VCAP_APP_HOST=0.0.0.0
MONGO_EXPRESS_VERSION=1.0.0
HOME=/root

mongo-express 日志 #

Welcome to mongo-express
------------------------


Mongo Express server listening at http://0.0.0.0:8081
Server is open to allow connections from anyone (0.0.0.0)
basicAuth credentials are "admin:pass", it is recommended you change this in your config.js!

已尝试重启Docker，但问题未解决。

原因与解决方法 #

原因 #

当前设置的环境变量是用于mongo-express连接MongoDB的管理员账号密码，而非mongo-express自身的登录账号密码。这两类参数完全独立：

• ME_CONFIG_MONGODB_ADMINUSERNAME/ME_CONFIG_MONGODB_ADMINPASSWORD：用于mongo-express访问MongoDB集群的权限验证
• mongo-express自身的登录账号密码需要通过另外的环境变量配置

解决方法 #

在mongo-express的environment块中添加以下两个环境变量：

ME_CONFIG_BASICAUTH_USERNAME: admin
ME_CONFIG_BASICAUTH_PASSWORD: yourpassword

修改后的完整mongo-express服务配置如下：

mongo-express:
  image: mongo-express
  container_name: mongo-express
  restart: always
  depends_on:
    - mongo
  environment:
    ME_CONFIG_MONGODB_ADMINUSERNAME: admin
    ME_CONFIG_MONGODB_ADMINPASSWORD: yourpassword
    ME_CONFIG_MONGODB_SERVER: mongo
    ME_CONFIG_BASICAUTH_USERNAME: admin
    ME_CONFIG_BASICAUTH_PASSWORD: yourpassword
  ports:
    - 8081:8081
  networks:
    - mongo-network

生效步骤 #

1. 停止并移除现有容器：docker-compose down
2. 重新启动服务：docker-compose up -d
3. 查看mongo-express日志，确认basicAuth已更新为设置的账号密码

内容的提问来源于stack exchange，提问作者KYD