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From "Chris K Wensel (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-4498) JobHistory does not escape literal jobName when used in a regex pattern
Date Thu, 23 Oct 2008 16:40:44 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-4498?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12642199#action_12642199
] 

Chris K Wensel commented on HADOOP-4498:
----------------------------------------

All but org.apache.hadoop.fs.TestLocalDirAllocator tests pass. 

Did not include a unit test since most of these methods are private to JobHistory..

 [exec] -1 overall.  
     [exec] 
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec] 
     [exec]     -1 tests included.  The patch doesn't appear to include any new or modified
tests.
     [exec]                         Please justify why no tests are needed for this patch.
     [exec] 
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning messages.
     [exec] 
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler
warnings.
     [exec] 
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.

> JobHistory does not escape literal jobName when used in a regex pattern
> -----------------------------------------------------------------------
>
>                 Key: HADOOP-4498
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4498
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: mapred
>    Affects Versions: 0.19.0
>            Reporter: Chris K Wensel
>            Priority: Blocker
>         Attachments: hadoop-4498.patch
>
>
> JobHistory#getJobHistoryFileName throws a PatternSyntaxException if the jobName includes
characters that could be regex metacharacters or metasequences and are subsequently considered
malformed.
> Trace:
> Exception in thread "initJobs" java.util.regex.PatternSyntaxException: Unclosed character
class near index 97
> ....
> 	at java.util.regex.Pattern.error(Pattern.java:1713)
> 	at java.util.regex.Pattern.clazz(Pattern.java:2254)
> 	at java.util.regex.Pattern.clazz(Pattern.java:2210)
> 	at java.util.regex.Pattern.sequence(Pattern.java:1818)
> 	at java.util.regex.Pattern.expr(Pattern.java:1752)
> 	at java.util.regex.Pattern.compile(Pattern.java:1460)
> 	at java.util.regex.Pattern.<init>(Pattern.java:1133)
> 	at java.util.regex.Pattern.compile(Pattern.java:823)
> 	at org.apache.hadoop.mapred.JobHistory$JobInfo.getJobHistoryFileName(JobHistory.java:632)
> 	at org.apache.hadoop.mapred.JobHistory$JobInfo.finalizeRecovery(JobHistory.java:740)
> 	at org.apache.hadoop.mapred.JobTracker.finalizeJob(JobTracker.java:1532)
> 	at org.apache.hadoop.mapred.JobInProgress.garbageCollect(JobInProgress.java:2232)
> 	at org.apache.hadoop.mapred.JobInProgress.terminateJob(JobInProgress.java:1938)
> 	at org.apache.hadoop.mapred.JobInProgress.terminate(JobInProgress.java:1953)
> 	at org.apache.hadoop.mapred.JobInProgress.fail(JobInProgress.java:2012)
> 	at org.apache.hadoop.mapred.EagerTaskInitializationListener$JobInitThread.run(EagerTaskInitializationListener.java:62)
> 	at java.lang.Thread.run(Thread.java:637)

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