feat($ShardingSphere): support read-write load balancer for database

[skip ci]

auth-center/auth-center-bootstrap/src/main/resources/application.yml

@@ -50,33 +50,21 @@ spring:
       # The default is 0. We set it as 0 too.
       file-size-threshold: 0
   shardingsphere:
+    props:
+      sql-show: true
     datasource:
       master0:
         name: master0
         type: com.zaxxer.hikari.HikariDataSource
         driver-class-name: com.mysql.cj.jdbc.Driver
-        url: jdbc:mysql://localhost:3306/muscle_and_fitness_00?useSSL=true&useUnicode=true
-        username: maf_mysql_rw
-        password: maf@mysql
-      master1:
-        name: master1
-        type: com.zaxxer.hikari.HikariDataSource
-        driver-class-name: com.mysql.cj.jdbc.Driver
-        url: jdbc:mysql://localhost:3306/muscle_and_fitness_01?useSSL=true&useUnicode=true
+        url: jdbc:mysql://localhost:3306/muscle_and_fitness?useSSL=true&useUnicode=true
         username: maf_mysql_rw
         password: maf@mysql
       slave0:
         name: slave0
         type: com.zaxxer.hikari.HikariDataSource
         driver-class-name: com.mysql.cj.jdbc.Driver
-        url: jdbc:mysql://localhost:3307/muscle_and_fitness_00?useSSL=true&useUnicode=true
-        username: maf_mysql_r
-        password: maf@mysql
-      slave1:
-        name: slave1
-        type: com.zaxxer.hikari.HikariDataSource
-        driver-class-name: com.mysql.cj.jdbc.Driver
-        url: jdbc:mysql://localhost:3307/muscle_and_fitness_01?useSSL=true&useUnicode=true
+        url: jdbc:mysql://localhost:3307/muscle_and_fitness?useSSL=true&useUnicode=true
         username: maf_mysql_r
         password: maf@mysql
       quartz:
@@ -86,31 +74,19 @@ spring:
         url: jdbc:mysql://localhost:3306/QUARTZ_DB?useSSL=true&useUnicode=true
         username: maf_mysql_rw
         password: maf@mysql
-      names: master0,slave0,master1,slave1,quartz
-    sharding:
-      master-slave-rules:
-        master0:
-          slave-data-source-names: slave0
-          master-data-source-name: master0
-        master1:
-          slave-data-source-names: slave1
-          master-data-source-name: master1
-      default-database-strategy:
-        inline:
-          algorithm-expression: master$->{id % 2}
-          sharding-column: id
-      tables:
-        user:
-          table-strategy:
-            inline:
-              sharding-column: id
-              algorithm-expression: "user_$->{String.format(\"%04d\", new BigDecimal(id).abs().divideAndRemainder(2)[1].longValue())}"
-          key-generator:
-            column: id
-            type: SNOWFLAKE
-          actual-data-nodes: "master$->{0..1}.user_$->{(0..1).collect{String.format(\"%04d\", it)}}"
-    props:
-      sql-show: true
+      names: master0,slave0,quartz
+    rules:
+      readwrite-splitting:
+        data-sources:
+          readwrite-data-sources:
+            type: Static
+            props:
+              write-data-source-name: master0
+              read-data-source-names: slave0
+            load-balancer-name: readwrite-load-balancer
+        load-balancers:
+          readwrite-load-balancer:
+            type: ROUND_ROBIN
 
 logging:
   config: classpath:logback-configuration/logback-${spring.profiles.active}.xml

spring-cloud-starter/src/main/java/com/jmsoftware/maf/springcloudstarter/database/MyBatisPlusConfiguration.java

@@ -24,9 +24,6 @@
 @Slf4j
 @Configuration
 @EnableTransactionManagement
-//@Import({
-//        DataSourceConfiguration.class
-//})
 @ConditionalOnClass({MybatisPlusAutoConfiguration.class})
 @MapperScan("com.jmsoftware.maf.springcloudstarter.*.repository")
 public class MyBatisPlusConfiguration {