docker-compose.yml

version: "3"
services:
  db:
    image: mysql:5.7
    container_name: "products_db_dev"
    ports:
      - "3396:3306"
    environment:
      - MYSQL_ROOT_PASSWORD=root
      - MYSQL_DATABASE=products_db_dev
    volumes:
      - ./mysql/data/dev:/var/lib/mysql
      - ./mysql/keys/dev:/var/lib/mysql-keyring
      - ./conf/mysql:/etc/mysql/conf.d

  db_test:
    image: mysql:5.7
    container_name: "products_db_test"
    ports:
      - "3397:3306"
    environment:
      - MYSQL_ROOT_PASSWORD=root
      - MYSQL_DATABASE=products_db_test
      - MYSQL_USER=user
      - MYSQL_PASSWORD=pwd
    volumes:
      - ./mysql/data/test:/var/lib/mysql
      - ./mysql/keys/test:/var/lib/mysql-keyring
      - ./conf/mysql:/etc/mysql/conf.d

networks:
  kafkanet:
    external: true

my.cnf

[mysqld]
early-plugin-load=keyring_file.so
keyring_file_data=/var/lib/mysql-keyring/keyring