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https://issues.apache.org/jira/browse/HDFS-3367?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13576876#comment-13576876
]
Hadoop QA commented on HDFS-3367:
---------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12569012/HDFS-3367.patch
against trunk revision .
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:red}-1 tests included{color}. The patch doesn't appear to include
any new or modified tests.
Please justify why no new tests are needed for this
patch.
Also please list what manual steps were performed to
verify this patch.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc{color}. The javadoc tool did not generate any
warning messages.
{color:green}+1 eclipse:eclipse{color}. The patch built with
eclipse:eclipse.
{color:green}+1 findbugs{color}. The patch does not introduce any new
Findbugs (version 1.3.9) warnings.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:red}-1 core tests{color}. The patch failed these unit tests in
hadoop-hdfs-project/hadoop-hdfs:
org.apache.hadoop.hdfs.server.balancer.TestBalancerWithNodeGroup
{color:green}+1 contrib tests{color}. The patch passed contrib unit tests.
Test results:
https://builds.apache.org/job/PreCommit-HDFS-Build/3964//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/3964//console
This message is automatically generated.
> WebHDFS doesn't use the logged in user when opening connections
> ---------------------------------------------------------------
>
> Key: HDFS-3367
> URL: https://issues.apache.org/jira/browse/HDFS-3367
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: webhdfs
> Affects Versions: 0.23.0, 1.0.2, 2.0.0-alpha, 3.0.0
> Reporter: Jakob Homan
> Assignee: Daryn Sharp
> Priority: Critical
> Attachments: HDFS-3367.branch-23.patch, HDFS-3367.patch
>
>
> Something along the lines of
> {noformat}
> UserGroupInformation.loginUserFromKeytab(<blah blah>)
> Filesystem fs = FileSystem.get(new URI("webhdfs://blah"), conf)
> {noformat}
> doesn't work as webhdfs doesn't use the correct context and the user shows up
> to the spnego filter without kerberos credentials:
> {noformat}Exception in thread "main" java.io.IOException: Authentication
> failed,
> url=http://<NN>:50070/webhdfs/v1/?op=GETDELEGATIONTOKEN&user.name=<USER>
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getHttpUrlConnection(WebHdfsFileSystem.java:337)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.httpConnect(WebHdfsFileSystem.java:347)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:403)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getDelegationToken(WebHdfsFileSystem.java:675)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initDelegationToken(WebHdfsFileSystem.java:176)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initialize(WebHdfsFileSystem.java:160)
> at
> org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1386)
> ...
> Caused by:
> org.apache.hadoop.security.authentication.client.AuthenticationException:
> GSSException: No valid credentials provided (Mechanism level: Failed to find
> any Kerberos tgt)
> at
> org.apache.hadoop.security.authentication.client.KerberosAuthenticator.doSpnegoSequence(KerberosAuthenticator.java:232)
> at
> org.apache.hadoop.security.authentication.client.KerberosAuthenticator.authenticate(KerberosAuthenticator.java:141)
> at
> org.apache.hadoop.security.authentication.client.AuthenticatedURL.openConnection(AuthenticatedURL.java:217)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getHttpUrlConnection(WebHdfsFileSystem.java:332)
> ... 16 more
> Caused by: GSSException: No valid credentials provided (Mechanism level:
> Failed to find any Kerberos tgt)
> at
> sun.security.jgss.krb5.Krb5InitCredential.getInstance(Krb5InitCredential.java:130)
> ...{noformat}
> Explicitly getting the current user's context via a doAs block works, but
> this should be done by webhdfs.
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