services:
  sgbd:
    image: mysql:latest
    container_name: sgbd
    environment:
      - MYSQL_DATABASE_FILE=/run/secrets/db_name
      - MYSQL_ROOT_PASSWORD_FILE=/run/secrets/db_root_password
      - MYSQL_USER_FILE=/run/secrets/db_mysql_user
      - MYSQL_PASSWORD_FILE=/run/secrets/db_mysql_password
    secrets:
      - db_name
      - db_root_password
      - db_mysql_user
      - db_mysql_password
    ports:
      - 3306:3306

secrets:
  db_name:
    file: ./db_name.txt
  db_root_password:
    file: ./db_root_password.txt
  db_mysql_user:
    file: ./db_mysql_user.txt
  db_mysql_password:
    file: ./db_mysql_password.txt