docker-mysql-replication/docker-compose.yml

version: '2'
services:
  mysql-master:
    build: master
    container_name: mysql-master
    environment:
      MYSQL_ROOT_PASSWORD: dodol123

  mysql-slave:
    build: slave
    container_name: mysql-slave
    environment:
      MYSQL_ROOT_PASSWORD: dodol123
    links:
      - mysql-master:mysql-master
    depends_on:
      - mysql-master