[
https://issues.apache.org/jira/browse/JAMES-3477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17254935#comment-17254935
]
ASF GitHub Bot commented on JAMES-3477:
---------------------------------------
chibenwa commented on pull request #281:
URL: https://github.com/apache/james-project/pull/281#issuecomment-751309668
BTW this morning in the logs...
```
{
"_index": "fluentbit-james-2020.12.23",
"_type": "docker",
"_id": "TJFTj3YBdqSpI3q1b9tM",
"_score": 1,
"_source": {
"@timestamp": "2020-12-23T11:19:35.980Z",
"timestamp": "2020-12-23T11:19:35.980Z",
"level": "ERROR",
"thread": "elastic-4415",
"logger": "org.apache.james.mailetcontainer.impl.JamesMailSpooler",
"message": "Could not apply standard error handling for
bc947010-4510-11eb-a696-31d91ae7ef70, defaulting to nack",
"context": "default",
"exception": "java.lang.NullPointerException: null\n\tat
org.apache.james.blob.mail.MimeMessageStore$MimeMessageEncoder.messageToArray(MimeMessageStore.java:90)\n\tat
org.apache.james.blob.mail.MimeMessageStore$MimeMessageEncoder.encode(MimeMessageStore.java:76)\n\tat
org.apache.james.blob.mail.MimeMessageStore$MimeMessageEncoder.encode(MimeMessageStore.java:72)\n\tat
org.apache.james.blob.api.Store$Impl.save(Store.java:84)\n\tat
org.apache.james.queue.rabbitmq.Enqueuer.saveMail(Enqueuer.java:89)\n\tat
org.apache.james.queue.rabbitmq.Enqueuer.enQueue(Enqueuer.java:72)\n\tat
org.apache.james.queue.rabbitmq.RabbitMQMailQueue.lambda$enQueue$0(RabbitMQMailQueue.java:85)\n\tat
com.github.fge.lambdas.runnable.RunnableChainer.lambda$sneakyThrow$215(RunnableChainer.java:71)\n\tat
org.apache.james.metrics.api.MetricFactory.lambda$runPublishingTimerMetric$0(MetricFactory.java:58)\n\tat
org.apache.james.metrics.api.MetricFactory.decorateSupplierWithTimerMetric(MetricFactory.java:37)\n\tat
org.apache.james.metrics.api.MetricFactory.runPublishingTimerMetric(MetricFactory.java:57)\n\tat
org.apache.james.queue.rabbitmq.RabbitMQMailQueue.enQueue(RabbitMQMailQueue.java:84)\n\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.reEnqueue(JamesMailSpooler.java:199)\n\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.handleError(JamesMailSpooler.java:181)\n\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.performProcessMail(JamesMailSpooler.java:166)\n\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.lambda$processMail$6(JamesMailSpooler.java:152)\n\tat
reactor.core.publisher.MonoRunnable.subscribe(MonoRunnable.java:49)\n\tat
reactor.core.publisher.MonoUsing.subscribe(MonoUsing.java:109)\n\tat
reactor.core.publisher.Mono.subscribe(Mono.java:4210)\n\tat
reactor.core.publisher.FluxFlatMap.trySubscribeScalarMap(FluxFlatMap.java:199)\n\tat
reactor.core.publisher.MonoFlatMap.subscribeOrReturn(MonoFlatMap.java:53)\n\tat
reactor.core.publisher.Mono.subscribe(Mono.java:4195)\n\tat
reactor.core.publisher.MonoSubscribeOn$SubscribeOnSubscriber.run(MonoSubscribeOn.java:124)\n\tat
reactor.core.scheduler.WorkerTask.call(WorkerTask.java:84)\n\tat
reactor.core.scheduler.WorkerTask.call(WorkerTask.java:37)\n\tat
java.base/java.util.concurrent.FutureTask.run(Unknown Source)\n\tat
java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown
Source)\n\tat
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown
Source)\n\tat
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
Source)\n\tat java.base/java.lang.Thread.run(Unknown Source)\n",
"log":
"{\"timestamp\":\"2020-12-23T11:19:35.980Z\",\"level\":\"ERROR\",\"thread\":\"elastic-4415\",\"logger\":\"org.apache.james.mailetcontainer.impl.JamesMailSpooler\",\"message\":\"Could
not apply standard error handling for bc947010-4510-11eb-a696-31d91ae7ef70,
defaulting to
nack\",\"context\":\"default\",\"exception\":\"java.lang.NullPointerException:
null\\n\\tat
org.apache.james.blob.mail.MimeMessageStore$MimeMessageEncoder.messageToArray(MimeMessageStore.java:90)\\n\\tat
org.apache.james.blob.mail.MimeMessageStore$MimeMessageEncoder.encode(MimeMessageStore.java:76)\\n\\tat
org.apache.james.blob.mail.MimeMessageStore$MimeMessageEncoder.encode(MimeMessageStore.java:72)\\n\\tat
org.apache.james.blob.api.Store$Impl.save(Store.java:84)\\n\\tat
org.apache.james.queue.rabbitmq.Enqueuer.saveMail(Enqueuer.java:89)\\n\\tat
org.apache.james.queue.rabbitmq.Enqueuer.enQueue(Enqueuer.java:72)\\n\\tat
org.apache.james.queue.rabbitmq.RabbitMQMailQueue.lambda$enQueue$0(RabbitMQMailQueue.java:85)\\n\\tat
com.github.fge.lambdas.runnable.RunnableChainer.lambda$sneakyThrow$215(RunnableChainer.java:71)\\n\\tat
org.apache.james.metrics.api.MetricFactory.lambda$runPublishingTimerMetric$0(MetricFactory.java:58)\\n\\tat
org.apache.james.metrics.api.MetricFactory.decorateSupplierWithTimerMetric(MetricFactory.java:37)\\n\\tat
org.apache.james.metrics.api.MetricFactory.runPublishingTimerMetric(MetricFactory.java:57)\\n\\tat
org.apache.james.queue.rabbitmq.RabbitMQMailQueue.enQueue(RabbitMQMailQueue.java:84)\\n\\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.reEnqueue(JamesMailSpooler.java:199)\\n\\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.handleError(JamesMailSpooler.java:181)\\n\\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.performProcessMail(JamesMailSpooler.java:166)\\n\\tat
org.apache.james.mailetcontainer.impl.JamesMailSpooler.lambda$processMail$6(JamesMailSpooler.java:152)\\n\\tat
reactor.core.publisher.MonoRunnable.subscribe(MonoRunnable.java:49)\\n\\tat
reactor.core.publisher.MonoUsing.subscribe(MonoUsing.java:109)\\n\\tat
reactor.core.publisher.Mono.subscribe(Mono.java:4210)\\n\\tat
reactor.core.publisher.FluxFlatMap.trySubscribeScalarMap(FluxFlatMap.java:199)\\n\\tat
reactor.core.publisher.MonoFlatMap.subscribeOrReturn(MonoFlatMap.java:53)\\n\\tat
reactor.core.publisher.Mono.subscribe(Mono.java:4195)\\n\\tat
reactor.core.publisher.MonoSubscribeOn$SubscribeOnSubscriber.run(MonoSubscribeOn.java:124)\\n\\tat
reactor.core.scheduler.WorkerTask.call(WorkerTask.java:84)\\n\\tat
reactor.core.scheduler.WorkerTask.call(WorkerTask.java:37)\\n\\tat
java.base/java.util.concurrent.FutureTask.run(Unknown Source)\\n\\tat
java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown
Source)\\n\\tat
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown
Source)\\n\\tat
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
Source)\\n\\tat java.base/java.lang.Thread.run(Unknown Source)\\n\"}\n",
"stream": "stdout",
"time": "2020-12-23T11:19:35.981461976Z"
},
"fields": {
"@timestamp": [
"2020-12-23T11:19:35.980Z"
],
"time": [
"2020-12-23T11:19:35.981Z"
],
"timestamp": [
"2020-12-23T11:19:35.980Z"
]
}
}
```
Merry Xmas ;-)
NPE upon mail processing => sounds fishy to me. It's so bad that we could
not even save that message into a mailrepository, nor send in back to the
queue... As if the content had been corrupted! :-(
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> MimeMessageCopyOnWriteProxy is not thread safe
> ----------------------------------------------
>
> Key: JAMES-3477
> URL: https://issues.apache.org/jira/browse/JAMES-3477
> Project: James Server
> Issue Type: Wish
> Reporter: Benoit Tellier
> Priority: Major
>
> https://www.mail-archive.com/[email protected]/msg69221.html
> &
> https://github.com/jeantil/james-project/commit/c0354ea21c5b0a8f6d46e9919f7db0d97db9eb23
> proves there is a concurrency issue in MimeMessageCopyOnWriteProxy class that
> we need to investigate.
> It causes our test suite to be flacky.
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