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springboot's Issues

video

作者,你这个项目能出个视频讲解一下么?哪怕是搞点有偿也行的,能抽时间搞个视频么,谢谢

SimpleMailConsumer里判断幂等性问题

MsgLog msgLog = msgLogService.selectByMsgId(msgId);
if (null == msgLog || msgLog.getStatus().equals(Constant.MsgLogStatus.CONSUMED_SUCCESS)) {// 消费幂等性
log.info("重复消费, msgId: {}", msgId);
return;
}
这里用 null == msgLog 是因为数据库中没有记录才判断为重复消费么?

幂等实现侵入性

这个幂等实现是每次请求前先请求后台获取token,然后请求时把token带过去吗?
这样的话代码侵入性太强了吧?还是我理解错了

发现有处代码问题,希望对项目有帮助

类名:CalculateServiceFactory.java
版本:Latest commit [73cc707] on 8 Nov 2020
行数:33-38
问题:判断中使用了相同的条件,应该更正为其他策略。
片段: } else if (Constant.CalculateTypeEnum.SUBTRACT.getType().equals(type)) {
calculateService = subtractCalculateServiceImpl;
} else if (Constant.CalculateTypeEnum.SUBTRACT.getType().equals(type)) {
calculateService = multiplyCalculateServiceImpl;
} else if (Constant.CalculateTypeEnum.SUBTRACT.getType().equals(type)) {
calculateService = divideCalculateServiceImpl;

CorrelationId为空

在BaseConsumer方法中 getCorrelationId(message)为null,请问这是什么原因造成的

同学,您这个项目引入了123个开源组件,存在83个漏洞,辛苦升级一下

检测到 wangzaiplus/springboot 一共引入了123个开源组件,存在83个漏洞

漏洞标题:netty 安全漏洞
缺陷组件:io.netty:[email protected]
漏洞编号:CVE-2021-37137
漏洞描述:Netty是Netty社区的一款非阻塞I/O客户端-服务器框架,它主要用于开发Java网络应用程序,如协议服务器和客户端等。
netty存在安全漏洞,该漏洞源于Snappy frame decoder函数不限制块长度,这可能会导致过度内存使用。
影响范围:(∞, 4.1.68.Final)
最小修复版本:4.1.68.Final
缺陷组件引入路径:com.wangzaiplus:[email protected]>org.redisson:[email protected]>io.netty:[email protected]

另外还有83个漏洞,详细报告:https://mofeisec.com/jr?p=af3fd0

关于项目中存在的两个疑问

  1. 在 ConsumFactory 代理中,消息消费失败了,为什么被重新放到 mq 队列里面,如果这样的话,使用定时任务进行消费失败任务重新消费有什么意义?而且如果任务存在逻辑错误被反复投递,反复加入到 mq 队列中,这样会不断报错的。
  2. 假如开启了事务管理,你在一个服务里面将数据库记录插入到数据库,然后发送了消息,这个时候,mq服务器会出现查询不到数据的现象。因为发送耗时比较短,导致插入到数据库里的记录还没有提交,mq 服务器就查询去了,因此查询不到数据,这种情况有什么好的解决办法吗?

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