问题描述
设置: 3 个 rabbitmq 节点集群(通过 docker),位于 ha-proxy 之后。
版本:
- RabbitMQ:3.8.11
- 二郎:23.2.3
- Spring-amqp:1.7.3
具有 3 个队列的 Spring-boot(1.5.4) 应用。
政策:
场景:
日志:
Caused by: com.rabbitmq.client.ShutdownSignalException: channel error; protocol method: #method<channel.close>(reply-code=404,reply-text=NOT_FOUND - Failed to perform operation on queue 'single-active-consumer-message-queue' in vhost '/dev' due to timeout,class-id=50,method-id=10)
at com.rabbitmq.utility.ValueOrException.getValue(ValueOrException.java:66) ~[amqp-client-4.0.2.jar!/:4.0.2]
at com.rabbitmq.utility.BlockingValueOrException.uninterruptibleGetValue(BlockingValueOrException.java:32) ~[amqp-client-4.0.2.jar!/:4.0.2]
at com.rabbitmq.client.impl.AMQChannel$BlockingRpcContinuation.getReply(AMQChannel.java:366) ~[amqp-client-4.0.2.jar!/:4.0.2]
at com.rabbitmq.client.impl.AMQChannel.privateRpc(AMQChannel.java:229) ~[amqp-client-4.0.2.jar!/:4.0.2]
at com.rabbitmq.client.impl.AMQChannel.exnWrappingRpc(AMQChannel.java:117) ~[amqp-client-4.0.2.jar!/:4.0.2]
... 25 common frames omitted
它尝试重新连接 3 次,然后最终打印下面的日志
2021-03-18 17:08:55.487 ERROR 1 --- [cTaskExecutor-4] o.s.a.r.l.SimpleMessageListenerContainer : Stopping container from aborted consumer
2021-03-18 17:08:55.487 INFO 1 --- [cTaskExecutor-4] o.s.a.r.l.SimpleMessageListenerContainer : Waiting for workers to finish.
2021-03-18 17:08:55.487 INFO 1 --- [cTaskExecutor-4] o.s.a.r.l.SimpleMessageListenerContainer : Successfully waited for workers to finish.
在 RabbitMQ 控制台上,我看到了:
CachingConnectionFactory 是用 ha-proxy 的基本连接细节定义的
@Bean
protected SimpleRabbitListenerContainerFactory rabbitListenerContainerFactory(ConnectionFactory connectionFactory,RetryOperationsInterceptor retryAdvice) {
SimpleRabbitListenerContainerFactory containerFactory = new SimpleRabbitListenerContainerFactory();
containerFactory.setConnectionFactory(connectionFactory);
containerFactory.setDefaultRequeueRejected(false);
containerFactory.setAdviceChain(retryAdvice);
containerFactory.setMessageConverter(new Jackson2JsonMessageConverter());
return containerFactory;
}
解决方法
Boot 1.5.x 和 Spring AMQP 1.7.x 已终止使用,不再受支持。
也就是说,以下内容也适用于 1.7.x。
如果队列恢复时间超过 15 秒(默认),就会出现这种情况。
这由 2 个容器属性控制。
/**
* Set the number of retries after passive queue declaration fails.
* @param declarationRetries The number of retries,default 3.
* @since 1.3.9
* @see #setFailedDeclarationRetryInterval(long)
*/
public void setDeclarationRetries(int declarationRetries) {
this.declarationRetries = declarationRetries;
}
/**
* Set the interval between passive queue declaration attempts in milliseconds.
* @param failedDeclarationRetryInterval the interval,default 5000.
* @since 1.3.9
*/
public void setFailedDeclarationRetryInterval(long failedDeclarationRetryInterval) {
this.failedDeclarationRetryInterval = failedDeclarationRetryInterval;
}
您可以增加其中一项或两项以防止容器在这种情况下停止。
关于这种情况下Single Active Consumer 队列的预期行为,我建议你去rabbitmq-users 谷歌组询问。
,此行为是由 RabbitMQ 中的错误引起的。似乎在 3.8.17 版本中修复了。