[jbossts-issues] [JBoss JIRA] (JBTM-2159) It is possible for the CommitMarkableResource recovery manager to attempt to activate an AtomicAction while it is being committed which can cause filenotfoundstacktrace and NullPointerException

[RH Bugzilla Integration (JIRA)]

    [ https://issues.jboss.org/browse/JBTM-2159?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12968027#comment-12968027 ] 

RH Bugzilla Integration commented on JBTM-2159:
-----------------------------------------------

Kabir Khan <kkhan at redhat.com> changed the Status of [bug 1089251|https://bugzilla.redhat.com/show_bug.cgi?id=1089251] from POST to MODIFIED

> It is possible for the CommitMarkableResource recovery manager to attempt to activate an AtomicAction while it is being committed which can cause filenotfoundstacktrace and NullPointerException
> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: JBTM-2159
>                 URL: https://issues.jboss.org/browse/JBTM-2159
>             Project: JBoss Transaction Manager
>          Issue Type: Enhancement
>      Security Level: Public(Everyone can see) 
>          Components: Recovery
>            Reporter: Tom Jenkinson
>            Assignee: Tom Jenkinson
>             Fix For: 4.17.20, 5.0.2
>
>
> Basically:
> 1. App thread creates AA
> 2. AA UID is seen in phase1 recovery thread by CommitMarkableResourceRecoveryModule
> 3. App thread commits AA
> 4. App thread deletes AA UID
> 5. Recovery thread tries to activate AA with UID in CommitMarkableResourceRecoveryModule but it gets exceptions as shown here: 
> 12:23:07 12:23:07,915 WARN  [com.arjuna.ats.arjuna] (Periodic Recovery) Could not query objectstore: : java.io.IOException: java.lang.NullPointerException
> 12:23:07 	at com.arjuna.ats.arjuna.StateManager.unpackHeader(StateManager.java:732) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 12:23:07 	at com.arjuna.ats.internal.jta.recovery.arjunacore.RecoverConnectableAtomicAction.<init>(RecoverConnectableAtomicAction.java:52) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 12:23:07 	at com.arjuna.ats.internal.jta.recovery.arjunacore.CommitMarkableResourceRecordRecoveryModule.periodicWorkFirstPass(CommitMarkableResourceRecordRecoveryModule.java:379) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 12:23:07 	at com.arjuna.ats.internal.arjuna.recovery.PeriodicRecovery.doWorkInternal(PeriodicRecovery.java:743) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 12:23:07 	at com.arjuna.ats.internal.arjuna.recovery.PeriodicRecovery.run(PeriodicRecovery.java:371) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 12:23:07 Caused by: java.lang.NullPointerException
> 12:23:07 	at com.arjuna.ats.arjuna.StateManager.unpackHeader(StateManager.java:697) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 12:23:07 	... 4 more
> 12:23:07 
> 15:16:36 15:16:36,247 WARN  [com.arjuna.ats.arjuna] (Periodic Recovery) Could not query objectstore: : com.arjuna.ats.arjuna.exceptions.ObjectStoreException: ShadowingStore::read_state error: java.io.FileNotFoundException: /tmp/activemq-soak/ibm-mq-testsuite/src/test/config/activemq/install/target/jboss-eap/standalone/data/tx-object-store/ShadowNoFileLockStore/defaultStore/StateManager/BasicAction/TwoPhaseCoordinator/AtomicAction/0_ffff0a106418_-2b02421b_534ffd61_4c1764 (No such file or directory)
> 15:16:36 	at com.arjuna.ats.internal.arjuna.objectstore.ShadowingStore.read_state(ShadowingStore.java:412) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 	at com.arjuna.ats.internal.arjuna.objectstore.FileSystemStore.read_committed(FileSystemStore.java:98) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 	at com.arjuna.ats.internal.jta.recovery.arjunacore.RecoverConnectableAtomicAction.<init>(RecoverConnectableAtomicAction.java:48) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 	at com.arjuna.ats.internal.jta.recovery.arjunacore.CommitMarkableResourceRecordRecoveryModule.periodicWorkFirstPass(CommitMarkableResourceRecordRecoveryModule.java:379) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 	at com.arjuna.ats.internal.arjuna.recovery.PeriodicRecovery.doWorkInternal(PeriodicRecovery.java:743) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 	at com.arjuna.ats.internal.arjuna.recovery.PeriodicRecovery.run(PeriodicRecovery.java:371) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 Caused by: java.io.FileNotFoundException: /tmp/activemq-soak/ibm-mq-testsuite/src/test/config/activemq/install/target/jboss-eap/standalone/data/tx-object-store/ShadowNoFileLockStore/defaultStore/StateManager/BasicAction/TwoPhaseCoordinator/AtomicAction/0_ffff0a106418_-2b02421b_534ffd61_4c1764 (No such file or directory)
> 15:16:36 	at java.io.FileInputStream.open(Native Method) [rt.jar:1.7.0_51]
> 15:16:36 	at java.io.FileInputStream.<init>(FileInputStream.java:146) [rt.jar:1.7.0_51]
> 15:16:36 	at com.arjuna.ats.internal.arjuna.objectstore.ShadowingStore.read_state(ShadowingStore.java:406) [jbossjts-jacorb-4.17.18.Final-redhat-1.jar:4.17.18.Final-redhat-1]
> 15:16:36 	... 5 more
> 15:16:36 



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