springcloud集成mysql一主多从配置

spring:
  shardingsphere:
    datasource:
      names:
        master,slave,slave1 # 数据源的名称master，slave是可以随意定义的，不是固定的
      # 主数据源
      master:
        type: com.alibaba.druid.pool.DruidDataSource
        driver-class-name: com.mysql.cj.jdbc.Driver
        url: jdbc:mysql://${mysqlIp}:3306/xxx?serverTimezone=Asia/Shanghai&useUnicode=true&autoReconnect=true&failOverReadOnly=false&useSSL=false
        username: root
        password: root

      slave:
        type: com.alibaba.druid.pool.DruidDataSource
        driver-class-name: com.mysql.cj.jdbc.Driver
        url: jdbc:mysql://${mysqlIp1}:3306/xxx?serverTimezone=Asia/Shanghai&useUnicode=true&autoReconnect=true&failOverReadOnly=false
        username: root
        password: root
        # 从数据源
      slave1:
        type: com.alibaba.druid.pool.DruidDataSource
        driver-class-name: com.mysql.cj.jdbc.Driver
        url: jdbc:mysql://${mysqlIp2}:3306/xxx?serverTimezone=Asia/Shanghai&useUnicode=true&autoReconnect=true&failOverReadOnly=false
        username: root
        password: root
    masterslave:
      # 读写分离配置
      load-balance-algorithm-type: round_robin #轮询 如果有多个从库，从库的负载均衡策略
      # 最终的数据源名称
      name: dataSource
      # 主库数据源名称
      master-data-source-name: master #主库数据库名称
      # 从库数据源名称列表，多个逗号分隔
      slave-data-source-names: slave,slave1 #从库数据库名称

    props:
      sql:
        show: true #开启SQL显示，默认false
  main:
    allow-bean-definition-overriding: true # 允许如果当前项目中存在同名的bean,后定义的bean会覆盖先定义的
mybatis-plus:
  configuration:
    #在映射实体或者属性时，将数据库中表名和字段名中的下划线去掉，按照驼峰命名法映射
    map-underscore-to-camel-case: true
    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
  global-config:
    db-config:
      id-type: ASSIGN_ID

pom
 

 <dependency>
            <groupId>com.google.guava</groupId>
            <artifactId>guava</artifactId>
            <version>30.1-jre</version>
        </dependency>

        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>1.1.22</version>
        </dependency>
        <dependency>
            <groupId>org.apache.shardingsphere</groupId>
            <artifactId>sharding-jdbc-spring-boot-starter</artifactId>
            <version>4.0.0-RC1</version>
        </dependency>