[jboss-jira] [JBoss JIRA] Commented: (JBMESSAGING-1440) JTA-prepared message delivered to other consumer.

Howard Gao (JIRA) jira-events at lists.jboss.org
Mon Dec 8 06:38:36 EST 2008


    [ https://jira.jboss.org/jira/browse/JBMESSAGING-1440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12441580#action_12441580 ] 

Howard Gao commented on JBMESSAGING-1440:
-----------------------------------------

current behaviour is of the test:

When message is received under a XA tx, and when the JBM XAResource is prepared and not committed, the same message can be received by another consumer in another transaction.

correct behaviour is:

JBM should hold the message until the associated transaction is committed or rolled back. 

I'm working towards that way. 

> JTA-prepared message delivered to other consumer. 
> --------------------------------------------------
>
>                 Key: JBMESSAGING-1440
>                 URL: https://jira.jboss.org/jira/browse/JBMESSAGING-1440
>             Project: JBoss Messaging
>          Issue Type: Bug
>         Environment: JBoss 4.2.2 + JBM 1.4.0.SP3. Windows XP.
>            Reporter: szhigunov
>            Assignee: Howard Gao
>             Fix For: 1.4.0.SP3.CP05, 1.4.2.GA
>
>         Attachments: myxatest.zip, myxatest1.zip
>
>
> The problem is that when fully prepared tx1 fails in the commit phase, JBM delivers the message second time in tx2, while tx1 is still in progress. Eventually recovery commits tx1, so the message gets delivered and committed twice.
> The attached test (myxatest.zip) is a clean JBoss 4.2.2 + JBM 1.4.0 SP3 with my test MBean: jboss-4.2.2.GA\server\messaging\lib\myxatest.jar (code and source) + jboss-4.2.2.GA\server\messaging\deploy\myxatest-service.xml.
> Steps to reproduce the problem:
> 1.	Start the server.
> 2.	Go to JMX console + myxatest + service=Test. Invoke send.
> 3.	Go to JMX console + jboss.messaging.destination + name=A.service=Queue. Verify MessageCount=1.
> 4.	Go to JMX console + myxatest + service=Test. Invoke receive. That will start XA transaction; enlist DummyXAResource; get JMS connection from JCA and receive message. DummyXAResource sleeps 60 sec inside the commit call.
> 5.	Verify that DummyXAResource prints "DummyXAResource commit start sleeping for 60 sec" message.
> 6.	Go to JMX console + jboss.jca + name=JmsXA,service=ManagedConnectionPool and invoke stop(). Check that DummyXAResource finished commit and printed "DummyXAResource commit end" message. JBM commit fails.
> 7.	Now we have fully prepared JBM transaction in progress. You can see one record in JBM_TX.
> 8.	Go to JMX console + jboss.jca + name=JmsXA,service=ManagedConnectionPool and invoke start().
> 9.	Go to JMX console + myxatest + service=Test. Invoke receive again. Same message delivered again. And this is wrong. Wait for a minute and let transaction finish successfully.
> 10.	Got to JBM_TX and verify that transaction is still there (nobody recovered it!).
> 11.	Stop server, enable JBM recovery, start server. In couple minutes the original transaction is found and committed (second time). JBM_TX is empty.

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