version: "3" services: master: image: pkc278/hadoop:latest container_name: CentOS_master hostname: master ports: - "9870:9870" - "8088:8088" - "9000:22" - "8080:8080" depends_on: - slave1 - slave2 - mysql slave1: image: pkc278/hadoop:latest container_name: CentOS_slave1 hostname: slave1 slave2: image: pkc278/hadoop:latest container_name: CentOS_slave2 hostname: slave2 mysql: image: mysql:latest container_name: MySQL hostname: mysql environment: - MYSQL_ROOT_PASSWORD=root ports: - "3316:3306"