adding new tokens to existing Hconnection instances

2014-09-10 Thread Parth Brahmbhatt
Hi, The short question: Is there any way to update delegation tokens of an existing active HConnection instance? Long story: This is a follow up to http://osdir.com/ml/general/2014-08/msg27210.html. To recap storm is trying to get delegation tokens from Hbase on behalf of a user who is trying

Re: getting delegation token for hbase

2014-08-15 Thread Parth Brahmbhatt
Thanks for the reply. Storm topologies are by design suppose to run for ever, The only advantage I can think of having a renewal mechanism is that instead of distributing the tokens to all workers every "expiration millis” the master just renews it. When they eventually expire (in HDFS’s case I

Re: getting delegation token for hbase

2014-08-15 Thread Parth Brahmbhatt
ommend that you > avoid this and just stick with current versions of HBase as described above. > > --gh > > > > On Wed, Aug 13, 2014 at 12:36 PM, Parth Brahmbhatt < > pbrahmbh...@hortonworks.com> wrote: > >> Hi, >> >> I am working on https:

getting delegation token for hbase

2014-08-13 Thread Parth Brahmbhatt
Hi, I am working on https://issues.apache.org/jira/browse/STORM-444. The task is very similar to https://issues.apache.org/jira/browse/OOZIE-961. Basically in storm secure mode we would like to fetch topology/job submitter user’s credentials on behalf of them on our master node and auto populat