Oops: ignore this - wrong list. On Tue, Oct 16, 2018 at 1:18 PM Robert Kanter <rkan...@cloudera.com> wrote:
> Hi Bala, > > It sounds like you'll want to use an HBase Delegation Token within the > Hive UDF to connect to HBase. The user will need to obtain an HBase > Delegation Token with their Kerberos Credentials and either give the token > to Hive or Hive will need to get the token on behalf of the user (like > Oozie). The code Oozie uses for getting an HBase token is here: > https://github.com/apache/oozie/blob/master/core/src/main/java/org/apache/oozie/action/hadoop/HbaseCredentials.java > > Let me know if you need more details. I've also added some oozie lists, > for people who have used this more recently in case they have any > additional info. > > - Robert > > On Tue, Oct 16, 2018 at 1:04 PM Bala Chander <bchan...@cloudera.com> > wrote: > >> Hello Robert, >> >> I have a customer who is writing a UDF (user defined function) in java >> for usage in hive/beeline. >> The UDF contacts HBASE to pull in some data and returns back a single >> value. The USER of hive/beeline can issue a statement like the following: >> >> select a, UDF("xyz") from table_a; >> >> Hive/beeline and HBase operate on kerberos secure cluster. >> >> Michael Yoder (cc'ed) mentioned something similar in Oozie (Delegation >> token based connection for Oozie (OOZIE-1457 >> <https://issues.apache.org/jira/browse/OOZIE-1457>) >> >> Do you have a snippet of this code that I can use in above scenario. >> Thanks in advance for reading through this email. >> >> -- >> Thanks and best regards, >> *Bala Chander * | Solutions Architect, Services | *Cloudera* >> Phone: +1 408-896-1334 >> bchan...@cloudera.com >> >>
