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多数据源替换成dynamic-datasource

This commit is contained in:
dingzhongyuan 2021-06-21 15:41:44 +08:00 committed by 疯狂的狮子li
parent f48d708e28
commit cf16e31632
6 changed files with 48 additions and 101 deletions
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9
pom.xml
View File

@ -30,6 +30,7 @@
<feign-okhttp.version>11.0</feign-okhttp.version>
<spring-boot-admin.version>2.4.1</spring-boot-admin.version>
<redisson.version>3.15.2</redisson.version>
<datasource.version>3.4.0</datasource.version>
</properties>
<!-- 依赖声明 -->
@ -79,6 +80,13 @@
<version>${jwt.version}</version>
</dependency>
<!-- dynamic-datasource 多数据源-->
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>dynamic-datasource-spring-boot-starter</artifactId>
<version>${datasource.version}</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
@ -89,6 +97,7 @@
<artifactId>mybatis-plus-extension</artifactId>
<version>${mybatis-plus.version}</version>
</dependency>
<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>

5
ruoyi-admin/src/main/java/com/ruoyi/RuoYiApplication.java
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@ -2,15 +2,14 @@ package com.ruoyi;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
/**
* 启动程序
*
*
* @author ruoyi
*/
@SpringBootApplication(exclude = { DataSourceAutoConfiguration.class })
@SpringBootApplication
public class RuoYiApplication
{
public static void main(String[] args)

31
ruoyi-admin/src/main/resources/application-dev.yml
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@ -1,21 +1,24 @@
# 数据源配置
spring:
autoconfigure:
exclude: com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure
datasource:
type: com.alibaba.druid.pool.DruidDataSource
driverClassName: com.mysql.cj.jdbc.Driver
dynamic:
datasource:
# 主库数据源
master:
driverClassName: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://localhost:3306/ry-vue?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8&autoReconnect=true
username: root
password: root
# 从库数据源
slave:
driverClassName: com.mysql.cj.jdbc.Driver
url:
username:
password:
druid:
# 主库数据源
master:
url: jdbc:mysql://localhost:3306/ry-vue?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8&autoReconnect=true
username: root
password: root
# 从库数据源
slave:
# 从数据源开关/默认关闭
enabled: false
url:
username:
password:
# 初始连接数
initialSize: 5
# 最小连接池数量
@ -35,6 +38,8 @@ spring:
testWhileIdle: true
testOnBorrow: false
testOnReturn: false
# 注意这个值和druid原生不一致，默认启动了stat
filters: stat
webStatFilter:
enabled: true
statViewServlet:

33
ruoyi-admin/src/main/resources/application-prod.yml
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@ -1,21 +1,24 @@
# 数据源配置
spring:
autoconfigure:
exclude: com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure
datasource:
type: com.alibaba.druid.pool.DruidDataSource
driverClassName: com.mysql.cj.jdbc.Driver
dynamic:
datasource:
# 主库数据源
master:
driverClassName: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://localhost:3306/ry-vue?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8&autoReconnect=true
username: root
password: root
# 从库数据源
slave:
driverClassName: com.mysql.cj.jdbc.Driver
url:
username:
password:
druid:
# 主库数据源
master:
url: jdbc:mysql://localhost:3306/ry-vue?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8&autoReconnect=true
username: root
password: root
# 从库数据源
slave:
# 从数据源开关/默认关闭
enabled: false
url:
username:
password:
# 初始连接数
initialSize: 5
# 最小连接池数量
@ -35,6 +38,8 @@ spring:
testWhileIdle: true
testOnBorrow: false
testOnReturn: false
# 注意这个值和druid原生不一致，默认启动了stat
filters: stat
webStatFilter:
enabled: true
statViewServlet:
@ -58,7 +63,7 @@ spring:
# redis 配置
redis:
# 地址
host: 192.168.0.222
host: localhost
# 端口，默认为6379
port: 6379
# 数据库索引

26
ruoyi-framework/src/main/java/com/ruoyi/framework/datasource/DynamicDataSource.java
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@ -1,26 +0,0 @@
package com.ruoyi.framework.datasource;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource;
/**
* 动态数据源
*
* @author ruoyi
*/
public class DynamicDataSource extends AbstractRoutingDataSource
{
public DynamicDataSource(DataSource defaultTargetDataSource, Map<Object, Object> targetDataSources)
{
super.setDefaultTargetDataSource(defaultTargetDataSource);
super.setTargetDataSources(targetDataSources);
super.afterPropertiesSet();
}
@Override
protected Object determineCurrentLookupKey()
{
return DynamicDataSourceContextHolder.getDataSourceType();
}
}

45
ruoyi-framework/src/main/java/com/ruoyi/framework/datasource/DynamicDataSourceContextHolder.java
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@ -1,45 +0,0 @@
package com.ruoyi.framework.datasource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* 数据源切换处理
*
* @author ruoyi
*/
public class DynamicDataSourceContextHolder
{
public static final Logger log = LoggerFactory.getLogger(DynamicDataSourceContextHolder.class);
/**
* 使用ThreadLocal维护变量，ThreadLocal为每个使用该变量的线程提供独立的变量副本，
* 所以每一个线程都可以独立地改变自己的副本，而不会影响其它线程所对应的副本。
*/
private static final ThreadLocal<String> CONTEXT_HOLDER = new ThreadLocal<>();
/**
* 设置数据源的变量
*/
public static void setDataSourceType(String dsType)
{
log.info("切换到{}数据源", dsType);
CONTEXT_HOLDER.set(dsType);
}
/**
* 获得数据源的变量
*/
public static String getDataSourceType()
{
return CONTEXT_HOLDER.get();
}
/**
* 清空数据源变量
*/
public static void clearDataSourceType()
{
CONTEXT_HOLDER.remove();
}
}