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From "Knut Anders Hatlen (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DERBY-2687) store/encryptDatabase.sql fails intermittently with ClassNotFoundException, Log Corrupted
Date Wed, 15 Feb 2012 09:25:59 GMT

    [ https://issues.apache.org/jira/browse/DERBY-2687?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13208300#comment-13208300
] 

Knut Anders Hatlen commented on DERBY-2687:
-------------------------------------------

Sounds like you're closing in on the bug. :)

> So it seems we have a 1/65536 chance of getting a false positive in
> this check, but what I can't see yet is where the random element
> comes from.

The digest is based on the encryption key, not on the boot password.
The encryption key will be generated when the database is created, and
should vary between the test runs.
                
> store/encryptDatabase.sql fails intermittently with ClassNotFoundException, Log Corrupted
> -----------------------------------------------------------------------------------------
>
>                 Key: DERBY-2687
>                 URL: https://issues.apache.org/jira/browse/DERBY-2687
>             Project: Derby
>          Issue Type: Bug
>          Components: Store
>    Affects Versions: 10.2.2.1, 10.3.1.4
>         Environment: Microsoft Windows XP Professional - 5.1.2600 Service Pack 2, Sun
JVM 1.4.2_08-b03, 10.2.2.1.
> SUSE Linux Enterprise Server 10 (x86_64) (Linux 2.6.16.21-0.8-smp), Sun JVM 1.6.0_01-b06,
trunk (SVN 531991).
> Solaris 10 x86, Sun JVM 1.5.0, SVN 371617 (2006-01-23).
> Solaris 9 SPARC, Sun JVM 1.5.0, SVN 169872 (2005-05-13).
> etc...
>            Reporter: John H. Embretsen
>              Labels: derby_triage10_5_2
>         Attachments: derby.log, tmp-82.zip, wombat.zip
>
>
> Failure seen in derbyall/encryptionAll run on WinXP (10.2.2.1). So far unable to reproduce
(standalone or as part of derbyall, encryptionAll or encryptionBlowfish).
> <method>
> store/encryptDatabase.sql
> </method>
> <signature>
> Failure details:
> ********* Diff file derbyall/encryptionAll/encryptionBlowfish/encryptDatabase.diff
> *** Start: encryptDatabase jdk1.4.2_08 encryptionAll:encryptionBlowfish 2007-05-21 05:07:55
***
> 95 del
> < ERROR XBM06: Startup failed. An encrypted database cannot be accessed without the
correct boot password.
> 95a95
> > ERROR XJ001: Java exception: 'ERROR XBM0U: No class was registered for identifier
15009.: java.lang.ClassNotFoundException'.
> Test Failed.
> *** End:   encryptDatabase jdk1.4.2_08 encryptionAll:encryptionBlowfish 2007-05-21 05:08:12
***
> </signature>
> derby.log also reports "ERROR XSLA3: Log Corrupted, has invalid data in the log stream."

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