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https://issues.apache.org/jira/browse/HDFS-13738?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16546000#comment-16546000
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Yuen-Kuei Hsueh edited comment on HDFS-13738 at 7/17/18 3:43 AM:
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I think we can add a permission check and reset numCorrupt counter.
{code:java}
if (line.startsWith("Access denied for user")) {
numCorrupt = 0;
allDone = true;
break;
}{code}
[~jojochuang], could you assign this issue to me?
was (Author: study):
I think we can add a permission check and reset numCorrupt counter.
{code:java}
if (line.startsWith("Access denied for user")) {
numCorrupt = 0;
allDone = true;
break;
}{code}
[~jojochuang], could you assign this issue to me?
> fsck -list-corruptfileblocks has infinite loop if user is not privileged.
> -------------------------------------------------------------------------
>
> Key: HDFS-13738
> URL: https://issues.apache.org/jira/browse/HDFS-13738
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: tools
> Affects Versions: 2.6.0, 3.0.0
> Environment: Kerberized Hadoop cluster
> Reporter: Wei-Chiu Chuang
> Priority: Major
> Attachments: HDFS-13738.test.patch
>
>
> Found an interesting bug.
> Execute following command as any non-privileged user:
> {noformat}
> # create an empty directory
> $ hdfs dfs -mkdir /
> # run fsck
> $ hdfs fsck / -list-corruptfileblocks
> {noformat}
> {noformat}
> FSCK ended at Mon Jul 16 15:14:03 PDT 2018 in 1 milliseconds
> Access denied for user systest. Superuser privilege is required
> Fsck on path '/' FAILED
> FSCK ended at Mon Jul 16 15:14:03 PDT 2018 in 0 milliseconds
> Access denied for user systest. Superuser privilege is required
> Fsck on path '/' FAILED
> FSCK ended at Mon Jul 16 15:14:03 PDT 2018 in 1 milliseconds
> Access denied for user systest. Superuser privilege is required
> Fsck on path '/' FAILED
> {noformat}
> Reproducible on Hadoop 3.0.0 as well as 2.6.0
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