version: '3'services:#  vsftpd:#    image: fauria/vsftpd#    volumes:#      - "/media/hdd/videos:/home/vsftpd"#    restart: always#    network_mode: "host"#    ports:#      - "20:20"#      - "21:21"#      - "21100-21110:21100-21110"#    environment:#      - FTP_USER=camera#      - FTP_PASS=camera#      - PASV_MIN_PORT=21100#      - PASV_MAX_PORT=21110# emqx:  image: "emqx:4.3.22"  container_name: "emqx"  environment:    - EMQX_LOADED_PLUGINS="emqx_management,emqx_auth_http,emqx_dashboard"    - EMQX_DASHBOARD__DEFAULT_USER__LOGIN=admin    - EMQX_DASHBOARD__DEFAULT_USER__PASSWORD=public    - EMQX_NODE__MAX_PORTS=65535    - EMQX_MQTT__MAX_PACKET_SIZE=16MB  ports:    - "18083:18083"    - "1883:1883"    - "8080:8081"    - "8883:8883"  volumes:    - ./logs:/opt/emqx/log    - /etc/localtime:/etc/localtime  restart: always mongodb:    image: mongo:5.0.5    volumes:      - "/media/hdd/mongo:/data/db"    tty: true    network_mode: "host"    ports:      - "27017:27017"    environment:      - MONGO_INITDB_ROOT_USERNAME=backend      - MONGO_INITDB_ROOT_PASSWORD=backend

进入容器后

mongo admindb.auth('backend','backend') 容器里用户名明码use xinmier  本人建个库db.createUser({user:'backend',pwd:'backend',roles:[{role:'userAdmin',db:'xinmier'},"readWrite"]});