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From Mapred Learn <mapred.le...@gmail.com>
Subject Re:
Date Sat, 30 Jun 2012 07:22:30 GMT
You need to get a ticket before running any Hdfs command as:

kinit <userid>@<domain>

Sent from my iPhone

On Jun 29, 2012, at 11:29 PM, Amith D K <amithdk@huawei.com> wrote:

> I started Hadoop in secure mode
> 
>  
> 
> when I issue FSCK I got
> 
> Is there any configuration at client side to be configured?
> 
>  
> 
>  
> 
> Thanks and Regards
> 
> Amith
> 
>  
> 
> host-xx.xx.xx.xx:/home/amith/secure/hadoop-2.0.1 # ./bin/hdfs fsck / 
> 12/06/29 17:46:10 ERROR security.UserGroupInformation: PriviledgedActionException as:root
(auth:KERBEROS) cause:javax.security.sasl.SaslException: GSS initiate failed [Caused by GSSException:
No valid credentials provided (Mechanism level: Failed to find any Kerberos tgt)] 
> 12/06/29 17:46:10 WARN ipc.Client: Exception encountered while connecting to the server
: javax.security.sasl.SaslException: GSS initiate failed [Caused by GSSException: No valid
credentials provided (Mechanism level: Failed to find any Kerberos tgt)] 
> 12/06/29 17:46:10 ERROR security.UserGroupInformation: PriviledgedActionException as:root
(auth:KERBEROS) cause:java.io.IOException: javax.security.sasl.SaslException: GSS initiate
failed [Caused by GSSException: No valid credentials provided (Mechanism level: Failed to
find any Kerberos tgt)] 
> 12/06/29 17:46:10 ERROR security.UserGroupInformation: PriviledgedActionException as:root
(auth:KERBEROS) cause:java.io.IOException: Failed on local exception: java.io.IOException:
javax.security.sasl.SaslException: GSS initiate failed [Caused by GSSException: No valid credentials
provided (Mechanism level: Failed to find any Kerberos tgt)]; Host Details : local host is:
"host-xx.xx.xx.xx/10.18.40.95"; destination host is: "host-xx.xx.xx.xx":9000; 
> Exception in thread "main" java.io.IOException: Failed on local exception: java.io.IOException:
javax.security.sasl.SaslException: GSS initiate failed [Caused by GSSException: No valid credentials
provided (Mechanism level: Failed to find any Kerberos tgt)]; Host Details : local host is:
"host-xx.xx.xx.xx/10.18.40.95"; destination host is: "host-xx.xx.xx.xx":9000; 
>         at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:760) 
>         at org.apache.hadoop.ipc.Client.call(Client.java:1169) 
>         at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:184)

>         at $Proxy9.getFileInfo(Unknown Source) 
>         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.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:165)

>         at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:84)

>         at $Proxy9.getFileInfo(Unknown Source) 
>         at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:612)

>         at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1382) 
>         at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:748)

>         at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1197) 
>         at org.apache.hadoop.hdfs.HAUtil.getAddressOfActive(HAUtil.java:288) 
>         at org.apache.hadoop.hdfs.tools.DFSck.getCurrentNamenodeAddress(DFSck.java:224)

>         at org.apache.hadoop.hdfs.tools.DFSck.doWork(DFSck.java:230) 
>         at org.apache.hadoop.hdfs.tools.DFSck.access$000(DFSck.java:70) 
>         at org.apache.hadoop.hdfs.tools.DFSck$1.run(DFSck.java:129) 
>         at org.apache.hadoop.hdfs.tools.DFSck$1.run(DFSck.java:126) 
>         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:1232)

>         at org.apache.hadoop.hdfs.tools.DFSck.run(DFSck.java:125) 
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) 
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84) 
>         at org.apache.hadoop.hdfs.tools.DFSck.main(DFSck.java:308) 
> Caused by: java.io.IOException: javax.security.sasl.SaslException: GSS initiate failed
[Caused by GSSException: No valid credentials provided (Mechanism level: Failed to find any
Kerberos tgt)] 
>         at org.apache.hadoop.ipc.Client$Connection$1.run(Client.java:545) 
>         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:1232)

>         at org.apache.hadoop.ipc.Client$Connection.handleSaslConnectionFailure(Client.java:509)

>         at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:593) 
>         at org.apache.hadoop.ipc.Client$Connection.access$2000(Client.java:216) 
>         at org.apache.hadoop.ipc.Client.getConnection(Client.java:1275) 
>         at org.apache.hadoop.ipc.Client.call(Client.java:1145) 
>         ... 26 more 
> Caused by: javax.security.sasl.SaslException: GSS initiate failed [Caused by GSSException:
No valid credentials provided (Mechanism level: Failed to find any Kerberos tgt)] 
>         at com.sun.security.sasl.gsskerb.GssKrb5Client.evaluateChallenge(GssKrb5Client.java:194)

>         at org.apache.hadoop.security.SaslRpcClient.saslConnect(SaslRpcClient.java:137)

>         at org.apache.hadoop.ipc.Client$Connection.setupSaslConnection(Client.java:420)

>         at org.apache.hadoop.ipc.Client$Connection.access$1200(Client.java:216) 
>         at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:586) 
>         at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:583) 
>         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:1232)

>         at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:582) 
>         ... 29 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 com.sun.security.sasl.gsskerb.GssKrb5Client.evaluateChallenge(GssKrb5Client.java:175)

>         ... 38 more 
> 
> 

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