version: "2.0" services: sqlthread_mysql_primary: container_name: sqlthread_primary image: mysql:5.7 environment: - MYSQL_ROOT_PASSWORD=secret volumes: - ./primary.conf.d:/etc/mysql/conf.d ports: - "13306:3306" networks: - backend sqlthread_mysql_secondary: container_name: sqlthread_secondary image: mysql:5.7 environment: - MYSQL_ROOT_PASSWORD=secret volumes: - ./secondary.conf.d:/etc/mysql/conf.d ports: - "13307:3306" networks: - backend networks: backend: