[英]ActiveMQ RedeliveryPolicy not being set
我正在使用:
基本上,我有一個帶有Apache Camel路由的SpringBoot應用程序,該路由使用ActiveMQ的消息進行事務處理。 我需要在ActiveMQ上設置RedeliveryPolicy,因此當處理中發生錯誤時,將重試該消息多次。
我使用ActiveMQ的bean創建了一個配置類,事務按預期工作,但是RedeliveryPolicy無法工作。 有人可以幫我了解這是怎么回事嗎?
這是產生錯誤的消息的日志輸出:
2018-10-23 10:35:28.005調試10524 --- [mer [entryQueue]] oacsspi.TransactionErrorHandler:為(MessageId:ID:EPIC-LAP-25-50304-1540306817804-)重新傳輸(false)事務開始(0x35d60381) ExchangeId上的4:3:1:1:2:ID-EPIC-LAP-25-1540312510586-0-1))2018-10-23 10:35:28.020 DEBUG 10524 --- [mer [entryQueue]] o。 apache.camel.processor.SendProcessor:>>>>直接://中間交易平台[ID-EPIC-LAP-25-1540312510586-0-1] 2018-10-23 10:35:28.375 DEBUG 10524 --- [mer [entryQueue] oacamel.processor.DefaultErrorHandler:在(ExchangeId:ID-EPIC-LAP-25-1540312510586-(MessageId:ID:EPIC-LAP-25-50304-1540306817804-4:3:1:1:2)上傳遞失敗0-1)。 交付嘗試:0捕獲:java.lang.RuntimeException:ExceptionTest:訂單失敗2018-10-23 10:35:28.390錯誤10524 --- [mer [entryQueue]] oacamel.processor.DefaultErrorHandler:(MessageId:在ExchangeId上ID:EPIC-LAP-25-50304-1540306817804-4:3:1:1:2:ID-EPIC-LAP-25-1540312510586-0-1)。 嘗試交付后已用盡:1個被捕獲:java.lang.RuntimeException:ExceptionTest:訂單失敗
這是我的ActiveMQ配置類:
import org.apache.activemq.ActiveMQConnectionFactory
import org.apache.activemq.RedeliveryPolicy
import org.apache.activemq.camel.component.ActiveMQComponent
import org.springframework.beans.factory.annotation.Qualifier
import org.springframework.context.annotation.Bean
import org.springframework.context.annotation.Configuration
import org.springframework.jms.connection.JmsTransactionManager
import javax.jms.DeliveryMode
@Configuration
class ActiveMQConfiguration {
@Bean
ActiveMQConnectionFactory activeMQConnectionFactory() {
ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory()
activeMQConnectionFactory.brokerURL = 'tcp://localhost:61616'
activeMQConnectionFactory.userName = 'admin'
activeMQConnectionFactory.password = 'admin'
RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy()
redeliveryPolicy.maximumRedeliveries = 3
redeliveryPolicy.redeliveryDelay = 150L
redeliveryPolicy.useExponentialBackOff = true
redeliveryPolicy.backOffMultiplier = 1.5
activeMQConnectionFactory.setRedeliveryPolicy(redeliveryPolicy)
activeMQConnectionFactory
}
@Bean
ActiveMQComponent activeMQComponent(@Qualifier('activeMQConnectionFactory')ActiveMQConnectionFactory activeMQConnectionFactory) {
ActiveMQComponent activeMQComponent = new ActiveMQComponent()
activeMQComponent.connectionFactory = activeMQConnectionFactory
activeMQComponent.transacted = true
activeMQComponent.transactionManager = txManager()
activeMQComponent.cacheLevelName = 'CACHE_CONSUMER'
activeMQComponent.lazyCreateTransactionManager = false
activeMQComponent.deliveryMode = DeliveryMode.PERSISTENT
activeMQComponent
}
@Bean
JmsTransactionManager txManager(@Qualifier('activeMQConnectionFactory') ActiveMQConnectionFactory activeMQConnectionFactory) {
JmsTransactionManager txManager = new JmsTransactionManager()
txManager.connectionFactory = activeMQConnectionFactory
txManager.rollbackOnCommitFailure = true
txManager
}
}
不久前,我遇到了dlq隊列的問題-並非代碼中設置的所有參數都能正常工作。 我必須將設置添加到acitvemq配置。 是的,划分配置不是一個好的決定,但我沒有找到其他配置。 以下是我的jms配置類和通過activemq.xml進行示例隊列配置:
@Configuration
@EnableJms
public class JmsConfig {
private Environment env;
@Autowired
public void setEnv(Environment env) {
this.env = env;
}
@Bean(name = "activemq")
public ActiveMQComponent activemq(@Qualifier("activemqTransactionManager") JmsTransactionManager jmsTransactionManager,
@Qualifier("activemqConnectionFactory") ConnectionFactory connectionFactory) {
ActiveMQComponent activeMQComponent = new ActiveMQComponent();
activeMQComponent.setTransactionManager(jmsTransactionManager);
activeMQComponent.setConnectionFactory(connectionFactory);
return activeMQComponent;
}
@Bean(name = "activemqJmsTemplate")
public JmsTemplate jmsTemplate(@Qualifier("activemqConnectionFactory") ConnectionFactory connectionFactory) {
JmsTemplate template = new JmsTemplate();
template.setConnectionFactory(connectionFactory);
return template;
}
@Bean(name = "activemqTransactionPolicy")
public SpringTransactionPolicy activemqTransactionPolicy(
@Qualifier("activemqTransactionManager") JmsTransactionManager jmsTransactionManager) {
SpringTransactionPolicy springTransactionPolicy = new SpringTransactionPolicy(jmsTransactionManager);
springTransactionPolicy.setPropagationBehaviorName("PROPAGATION_REQUIRED");
return springTransactionPolicy;
}
@Bean(name = "activemqTransactionManager")
public JmsTransactionManager activemqTransactionManager(
@Qualifier("activemqConnectionFactory") ConnectionFactory connectionFactory) {
return new JmsTransactionManager(connectionFactory);
}
@Bean(name = "activemqConnectionFactory")
public ConnectionFactory connectionFactory(@Qualifier("activemqRedeliveryPolicy") RedeliveryPolicy redeliveryPolicy) {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory();
connectionFactory.setBrokerURL("tcp://" + env.getProperty("queue.url"));
connectionFactory.setTrustAllPackages(true);
RedeliveryPolicyMap map = connectionFactory.getRedeliveryPolicyMap();
map.put(new ActiveMQQueue("queueName.DLQ"), redeliveryPolicy);
return connectionFactory;
}
@Bean(name = "activemqRedeliveryPolicy")
public RedeliveryPolicy redeliveryPolicy() {
RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy();
redeliveryPolicy.setMaximumRedeliveries(0);
return redeliveryPolicy;
}
}
activevq.xml中的更改:
<destinationPolicy>
<policyMap>
<policyEntries>
<!--set dead letter queue for our queue. It name will be "myQueueName.DLQ"-->
<policyEntry queue="myQueueName">
<deadLetterStrategy>
<individualDeadLetterStrategy queuePrefix="" queueSuffix=".DLQ"/>
</deadLetterStrategy>
</policyEntry>
<policyEntry topic=">">
<pendingMessageLimitStrategy>
<constantPendingMessageLimitStrategy limit="1000"/>
</pendingMessageLimitStrategy>
</policyEntry>
</policyEntries>
</policyMap>
</destinationPolicy>
<plugins>
<redeliveryPlugin fallbackToDeadLetter="true" sendToDlqIfMaxRetriesExceeded="true">
<redeliveryPolicyMap>
<redeliveryPolicyMap>
<redeliveryPolicyEntries>
<!--Set the redelivery delay to one hour-->
<redeliveryPolicy queue="myQueueName.DLQ" maximumRedeliveries="-1" redeliveryDelay="3600000"/>
</redeliveryPolicyEntries>
</redeliveryPolicyMap>
</redeliveryPolicyMap>
</redeliveryPlugin>
</plugins>
這里有兩個問題
1.您有兩個交易經理
由於在配置駱駝ActiveMQ組件時需要執行以下兩行,因此需要配置兩個事務管理器。 那是問題的根源。
activeMQComponent.transacted = true // activates local JMS transactions
activeMQComponent.transactionManager = txManager() // additional tx manager
如果您只想使用ActiveMQ的事務性, 則不需要配置Spring事務管理器 。
配置的這兩行足以與ActiveMQ代理進行本地事務。
activeMQComponent.transacted = true
activeMQComponent.lazyCreateTransactionManager = false
因此,您應該刪除此行以及整個txManager
bean
activeMQComponent.transactionManager = txManager()
如果您當前在駱駝路線中設置了交易標記,則也必須將其刪除。 正如我所寫,即使刪除了所有這些,從ActiveMQ消耗的路由仍會被處理。
2.重新交付不起作用
您尚未發布您的Camel路線,但是根據錯誤輸出,我認為代理未重新交付,因為錯誤是由Camel處理的 。
發生錯誤時將啟動Camel錯誤處理程序oacamel.processor.DefaultErrorHandler
,並且由於它處理錯誤,因此將消息提交給代理,因此不會進行重新交付。
嘗試禁用駱駝錯誤處理,以查看代理是否重新發送錯誤消息。
errorHandler(noErrorHandler());
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