docker-compose生产案例

# mysql
version: '3'
services:
  db1:
    hostname: mysql-1
    image: mysql:5.7.31
    ports:
      - 13306:3306
    networks:
      - mysql
    volumes:
      - /root/dockerfile/mysql/mysql13306:/var/lib/mysql
      - /etc/localtime:/etc/localtime:ro
    command: 
      - --character-set-server=utf8
      - --collation-server=utf8_bin
    environment:
      MYSQL_ROOT_PASSWORD: 123456
      MYSQL_DATABASE: ly13306
      MYSQL_USER: lynn
      MYSQL_PASSWORD: lynn
  db2:
    hostname: mysql-2
    image: mysql:5.7.31
    ports:
      - 13307:3306
    networks:
      - mysql
    volumes:
      - /root/dockerfile/mysql/mysql13307:/var/lib/mysql
      - /etc/localtime:/etc/localtime:ro
    command: 
      - --character-set-server=utf8
      - --collation-server=utf8_bin
    environment:
      MYSQL_ROOT_PASSWORD: 123456
      MYSQL_DATABASE: ly13307
      MYSQL_USER: lynn
      MYSQL_PASSWORD: lynn
  db3:
    hostname: mysql-3
    image: mysql:5.7.31
    ports:
      - 13308:3306
    networks:
      - mysql
    volumes:
      - /root/dockerfile/mysql/mysql13308:/var/lib/mysql
      - /etc/localtime:/etc/localtime:ro
    command: 
      - --character-set-server=utf8
      - --collation-server=utf8_bin
    environment:
      MYSQL_ROOT_PASSWORD: 123456
      MYSQL_DATABASE: ly13308
      MYSQL_USER: lynn
      MYSQL_PASSWORD: lynn
networks:
  mysql: