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Posted to common-issues@hadoop.apache.org by "Arpit Gupta (JIRA)" <ji...@apache.org> on 2014/01/09 06:07:55 UTC

[jira] [Commented] (HADOOP-10215) Cannot create hftp filesystem when using a proxy user ugi on a secure cluster

    [ https://issues.apache.org/jira/browse/HADOOP-10215?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13866323#comment-13866323 ] 

Arpit Gupta commented on HADOOP-10215:
--------------------------------------

Here is the stack trace from a simple test i wrote

{code}
ava.io.IOException: Unable to obtain remote token
        at org.apache.hadoop.hdfs.tools.DelegationTokenFetcher.getDTfromRemote(DelegationTokenFetcher.java:233)
        at org.apache.hadoop.hdfs.HftpFileSystem$2.run(HftpFileSystem.java:265)
        at org.apache.hadoop.hdfs.HftpFileSystem$2.run(HftpFileSystem.java:259)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
        at org.apache.hadoop.hdfs.HftpFileSystem.getDelegationToken(HftpFileSystem.java:259)
        at org.apache.hadoop.hdfs.HftpFileSystem.initDelegationToken(HftpFileSystem.java:205)
        at org.apache.hadoop.hdfs.HftpFileSystem.initialize(HftpFileSystem.java:194)
        at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2433)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:88)
        at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2467)
        at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2449)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:367)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:166)
        at org.hw.tests.ProxyUserTests$1.run(ProxyUserTests.java:122)
        at org.hw.tests.ProxyUserTests$1.run(ProxyUserTests.java:119)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
        at org.hw.tests.ProxyUserTests.getFileSystem(ProxyUserTests.java:119)
        at org.hw.tests.ProxyUserTests.testProxyUserFileSystems(ProxyUserTests.java:78)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
        at org.junit.runners.Suite.runChild(Suite.java:128)
        at org.junit.runners.Suite.runChild(Suite.java:24)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
        at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:53)
        at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:123)
        at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:104)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:164)
        at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:110)
        at org.apache.maven.surefire.booter.SurefireStarter.invokeProvider(SurefireStarter.java:175)
        at org.apache.maven.surefire.booter.SurefireStarter.runSuitesInProcessWhenForked(SurefireStarter.java:107)
        at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:68)
Caused by: java.io.IOException: Exception trying to open authenticated connection to http:/NN_HOST:50070/getDelegationToken
        at org.apache.hadoop.security.SecurityUtil.openSecureHttpConnection(SecurityUtil.java:514)
        at org.apache.hadoop.hdfs.tools.DelegationTokenFetcher.getDTfromRemote(DelegationTokenFetcher.java:222)
        ... 59 more
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:300)
        at org.apache.hadoop.security.authentication.client.KerberosAuthenticator.authenticate(KerberosAuthenticator.java:196)
        at org.apache.hadoop.security.authentication.client.AuthenticatedURL.openConnection(AuthenticatedURL.java:232)
        at org.apache.hadoop.security.SecurityUtil.openSecureHttpConnection(SecurityUtil.java:512)
        ... 60 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)
        at sun.security.jgss.krb5.Krb5MechFactory.getCredentialElement(Krb5MechFactory.java:106)
        at sun.security.jgss.krb5.Krb5MechFactory.getMechanismContext(Krb5MechFactory.java:172)
        at sun.security.jgss.GSSManagerImpl.getMechanismContext(GSSManagerImpl.java:209)
        at sun.security.jgss.GSSContextImpl.initSecContext(GSSContextImpl.java:195)
        at sun.security.jgss.GSSContextImpl.initSecContext(GSSContextImpl.java:162)
        at org.apache.hadoop.security.authentication.client.KerberosAuthenticator$1.run(KerberosAuthenticator.java:279)
        at org.apache.hadoop.security.authentication.client.KerberosAuthenticator$1.run(KerberosAuthenticator.java:255)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.security.authentication.client.KerberosAuthenticator.doSpnegoSequence(KerberosAuthenticator.java:255)
        ... 63 more
{code}


The same test created a hdfs, webhdfs and hftp file system and only the hftp file system failed.

> Cannot create hftp filesystem when using a proxy user ugi on a secure cluster
> -----------------------------------------------------------------------------
>
>                 Key: HADOOP-10215
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10215
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 2.2.0
>            Reporter: Arpit Gupta
>
> Noticed this while debugging issues in another application. We saw an error when trying to do a FileSystem.get using an hftp file system on a secure cluster using a proxy user ugi.



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