短信渠道的本地缓存，使用 Job 轮询，替代 MQ 广播

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/sms/SmsChannelMapper.java

@@ -6,6 +6,9 @@ import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
 import cn.iocoder.yudao.module.system.controller.admin.sms.vo.channel.SmsChannelPageReqVO;
 import cn.iocoder.yudao.module.system.dal.dataobject.sms.SmsChannelDO;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+import java.time.LocalDateTime;
 
 @Mapper
 public interface SmsChannelMapper extends BaseMapperX<SmsChannelDO> {
@@ -18,4 +21,7 @@ public interface SmsChannelMapper extends BaseMapperX<SmsChannelDO> {
                 .orderByDesc(SmsChannelDO::getId));
     }
 
+    @Select("SELECT COUNT(*) FROM system_sms_channel WHERE update_time > #{maxUpdateTime}")
+    Long selectCountByUpdateTimeGt(LocalDateTime maxTime);
+
 }

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/mq/consumer/sms/SmsChannelRefreshConsumer.java

@@ -1,29 +0,0 @@
-package cn.iocoder.yudao.module.system.mq.consumer.sms;
-
-import cn.iocoder.yudao.framework.mq.core.pubsub.AbstractChannelMessageListener;
-import cn.iocoder.yudao.module.system.mq.message.sms.SmsChannelRefreshMessage;
-import cn.iocoder.yudao.module.system.service.sms.SmsChannelService;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.stereotype.Component;
-
-import javax.annotation.Resource;
-
-/**
- * 针对 {@link SmsChannelRefreshMessage} 的消费者
- *
- * @author 芋道源码
- */
-@Component
-@Slf4j
-public class SmsChannelRefreshConsumer extends AbstractChannelMessageListener<SmsChannelRefreshMessage> {
-
-    @Resource
-    private SmsChannelService smsChannelService;
-
-    @Override
-    public void onMessage(SmsChannelRefreshMessage message) {
-        log.info("[onMessage][收到 SmsChannel 刷新消息]");
-        smsChannelService.initLocalCache();
-    }
-
-}

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/mq/message/sms/SmsChannelRefreshMessage.java

@@ -1,21 +0,0 @@
-package cn.iocoder.yudao.module.system.mq.message.sms;
-
-import cn.iocoder.yudao.framework.mq.core.pubsub.AbstractChannelMessage;
-import lombok.Data;
-import lombok.EqualsAndHashCode;
-
-/**
- * 短信渠道的数据刷新 Message
- *
- * @author 芋道源码
- */
-@Data
-@EqualsAndHashCode(callSuper = true)
-public class SmsChannelRefreshMessage extends AbstractChannelMessage {
-
-    @Override
-    public String getChannel() {
-        return "system.sms-channel.refresh";
-    }
-
-}

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/mq/producer/sms/SmsProducer.java

@@ -2,7 +2,6 @@ package cn.iocoder.yudao.module.system.mq.producer.sms;
 
 import cn.iocoder.yudao.framework.common.core.KeyValue;
 import cn.iocoder.yudao.framework.mq.core.RedisMQTemplate;
-import cn.iocoder.yudao.module.system.mq.message.sms.SmsChannelRefreshMessage;
 import cn.iocoder.yudao.module.system.mq.message.sms.SmsSendMessage;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
@@ -23,14 +22,6 @@ public class SmsProducer {
     @Resource
     private RedisMQTemplate redisMQTemplate;
 
-    /**
-     * 发送 {@link SmsChannelRefreshMessage} 消息
-     */
-    public void sendSmsChannelRefreshMessage() {
-        SmsChannelRefreshMessage message = new SmsChannelRefreshMessage();
-        redisMQTemplate.send(message);
-    }
-
     /**
      * 发送 {@link SmsSendMessage} 消息
      *

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/sms/SmsChannelServiceImpl.java

@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.system.service.sms;
 
+import cn.hutool.core.collection.CollUtil;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.sms.core.client.SmsClientFactory;
 import cn.iocoder.yudao.framework.sms.core.property.SmsChannelProperties;
@@ -9,15 +10,20 @@ import cn.iocoder.yudao.module.system.controller.admin.sms.vo.channel.SmsChannel
 import cn.iocoder.yudao.module.system.convert.sms.SmsChannelConvert;
 import cn.iocoder.yudao.module.system.dal.dataobject.sms.SmsChannelDO;
 import cn.iocoder.yudao.module.system.dal.mysql.sms.SmsChannelMapper;
-import cn.iocoder.yudao.module.system.mq.producer.sms.SmsProducer;
+import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.PostConstruct;
 import javax.annotation.Resource;
+import java.time.LocalDateTime;
+import java.util.Collections;
 import java.util.List;
+import java.util.concurrent.TimeUnit;
 
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.getMaxValue;
 import static cn.iocoder.yudao.module.system.enums.ErrorCodeConstants.SMS_CHANNEL_HAS_CHILDREN;
 import static cn.iocoder.yudao.module.system.enums.ErrorCodeConstants.SMS_CHANNEL_NOT_EXISTS;
 
@@ -30,6 +36,12 @@ import static cn.iocoder.yudao.module.system.enums.ErrorCodeConstants.SMS_CHANNE
 @Slf4j
 public class SmsChannelServiceImpl implements SmsChannelService {
 
+    /**
+     * 短信渠道列表的缓存
+     */
+    @Getter
+    private volatile List<SmsChannelDO> channelCache = Collections.emptyList();
+
     @Resource
     private SmsClientFactory smsClientFactory;
 
@@ -39,9 +51,6 @@ public class SmsChannelServiceImpl implements SmsChannelService {
     @Resource
     private SmsTemplateService smsTemplateService;
 
-    @Resource
-    private SmsProducer smsProducer;
-
     @Override
     @PostConstruct
     public void initLocalCache() {
@@ -52,6 +61,27 @@ public class SmsChannelServiceImpl implements SmsChannelService {
         // 第二步：构建缓存：创建或更新短信 Client
         List<SmsChannelProperties> propertiesList = SmsChannelConvert.INSTANCE.convertList02(channels);
         propertiesList.forEach(properties -> smsClientFactory.createOrUpdateSmsClient(properties));
+        this.channelCache = channels;
+    }
+
+    /**
+     * 通过定时任务轮询，刷新缓存
+     *
+     * 目的：多节点部署时，通过轮询”通知“所有节点，进行刷新
+     */
+    @Scheduled(initialDelay = 60, fixedRate = 60, timeUnit = TimeUnit.SECONDS)
+    public void refreshLocalCache() {
+        // 情况一：如果缓存里没有数据，则直接刷新缓存
+        if (CollUtil.isEmpty(channelCache)) {
+            initLocalCache();
+            return;
+        }
+
+        // 情况二，如果缓存里数据，则通过 updateTime 判断是否有数据变更，有变更则刷新缓存
+        LocalDateTime maxTime = getMaxValue(channelCache, SmsChannelDO::getUpdateTime);
+        if (smsChannelMapper.selectCountByUpdateTimeGt(maxTime) > 0) {
+            initLocalCache();
+        }
     }
 
     @Override
@@ -59,9 +89,9 @@ public class SmsChannelServiceImpl implements SmsChannelService {
         // 插入
         SmsChannelDO smsChannel = SmsChannelConvert.INSTANCE.convert(createReqVO);
         smsChannelMapper.insert(smsChannel);
-        // 发送刷新消息
-        smsProducer.sendSmsChannelRefreshMessage();
-        // 返回
+
+        // 刷新缓存
+        initLocalCache();
         return smsChannel.getId();
     }
 
@@ -72,8 +102,9 @@ public class SmsChannelServiceImpl implements SmsChannelService {
         // 更新
         SmsChannelDO updateObj = SmsChannelConvert.INSTANCE.convert(updateReqVO);
         smsChannelMapper.updateById(updateObj);
-        // 发送刷新消息
-        smsProducer.sendSmsChannelRefreshMessage();
+
+        // 刷新缓存
+        initLocalCache();
     }
 
     @Override
@@ -86,8 +117,9 @@ public class SmsChannelServiceImpl implements SmsChannelService {
         }
         // 删除
         smsChannelMapper.deleteById(id);
-        // 发送刷新消息
-        smsProducer.sendSmsChannelRefreshMessage();
+
+        // 刷新缓存
+        initLocalCache();
     }
 
     private void validateSmsChannelExists(Long id) {