[jira] [Updated] (HDFS-6334) Client failover proxy provider for IP failover based NN HA

2014-05-14 Thread Kihwal Lee (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-6334?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Kihwal Lee updated HDFS-6334:
-

Attachment: HDFS-6334.v3.patch

This is the diff between v2 and v3 of the patch. All changes are in comment. So 
I won't wait for precommit.

{panel}
293c293
< +   * used, a special token handling mat be needed to make sure a token 
acquired 
---
> +   * used, a special token handling may be needed to make sure a token 
> acquired 
338c338
< +   * Logical URI is not used for IP failover.
---
> +   * Logical URI is required for this failover proxy provider.
{panel}

> Client failover proxy provider for IP failover based NN HA
> --
>
> Key: HDFS-6334
> URL: https://issues.apache.org/jira/browse/HDFS-6334
> Project: Hadoop HDFS
>  Issue Type: Improvement
>Reporter: Kihwal Lee
>Assignee: Kihwal Lee
> Attachments: HDFS-6334.patch, HDFS-6334.v2.patch, HDFS-6334.v3.patch
>
>
> With RPCv9 and improvements in the SPNEGO auth handling, it is possible to 
> set up a pair of HA namenodes utilizing IP failover as client-request fencing 
> mechanism.
> This jira will make it possible for HA to be configured without requiring use 
> of logical URI and provide a simple IP failover proxy provider.  The change 
> will allow any old implementation of {{FailoverProxyProvider}} to continue to 
> work.



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[jira] [Updated] (HDFS-6334) Client failover proxy provider for IP failover based NN HA

2014-05-13 Thread Kihwal Lee (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-6334?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Kihwal Lee updated HDFS-6334:
-

   Resolution: Fixed
Fix Version/s: 2.5.0
   3.0.0
 Hadoop Flags: Reviewed
   Status: Resolved  (was: Patch Available)

Thanks for the review, Aaron. I've committed this to trunk and branch-2.

> Client failover proxy provider for IP failover based NN HA
> --
>
> Key: HDFS-6334
> URL: https://issues.apache.org/jira/browse/HDFS-6334
> Project: Hadoop HDFS
>  Issue Type: Improvement
>Reporter: Kihwal Lee
>Assignee: Kihwal Lee
> Fix For: 3.0.0, 2.5.0
>
> Attachments: HDFS-6334.patch, HDFS-6334.v2.patch, HDFS-6334.v3.patch
>
>
> With RPCv9 and improvements in the SPNEGO auth handling, it is possible to 
> set up a pair of HA namenodes utilizing IP failover as client-request fencing 
> mechanism.
> This jira will make it possible for HA to be configured without requiring use 
> of logical URI and provide a simple IP failover proxy provider.  The change 
> will allow any old implementation of {{FailoverProxyProvider}} to continue to 
> work.



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[jira] [Updated] (HDFS-6334) Client failover proxy provider for IP failover based NN HA

2014-05-05 Thread Kihwal Lee (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-6334?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Kihwal Lee updated HDFS-6334:
-

Status: Patch Available  (was: Open)

> Client failover proxy provider for IP failover based NN HA
> --
>
> Key: HDFS-6334
> URL: https://issues.apache.org/jira/browse/HDFS-6334
> Project: Hadoop HDFS
>  Issue Type: Improvement
>Reporter: Kihwal Lee
>Assignee: Kihwal Lee
> Attachments: HDFS-6334.patch
>
>
> With RPCv9 and improvements in the SPNEGO auth handling, it is possible to 
> set up a pair of HA namenodes utilizing IP failover as client-request fencing 
> mechanism.
> This jira will make it possible for HA to be configured without requiring use 
> of logical URI and provide a simple IP failover proxy provider.  The change 
> will allow any old implementation of {{FailoverProxyProvider}} to continue to 
> work.



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[jira] [Updated] (HDFS-6334) Client failover proxy provider for IP failover based NN HA

2014-05-05 Thread Kihwal Lee (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-6334?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Kihwal Lee updated HDFS-6334:
-

Attachment: HDFS-6334.patch

> Client failover proxy provider for IP failover based NN HA
> --
>
> Key: HDFS-6334
> URL: https://issues.apache.org/jira/browse/HDFS-6334
> Project: Hadoop HDFS
>  Issue Type: Improvement
>Reporter: Kihwal Lee
>Assignee: Kihwal Lee
> Attachments: HDFS-6334.patch
>
>
> With RPCv9 and improvements in the SPNEGO auth handling, it is possible to 
> set up a pair of HA namenodes utilizing IP failover as client-request fencing 
> mechanism.
> This jira will make it possible for HA to be configured without requiring use 
> of logical URI and provide a simple IP failover proxy provider.  The change 
> will allow any old implementation of {{FailoverProxyProvider}} to continue to 
> work.



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