Hi,

maybe Aljoscha or Eron (both in CC) can help you with this problem, I think 
they might know best about the Kerberos security.

Best,
Stefan

> Am 20.09.2018 um 11:20 schrieb 杨光 <laolang...@gmail.com>:
> 
> Hi,
> i am using  the " per-job YARN session " mode deploy flink job on yarn and my 
> flink
> version is 1.4.1.
> 
> https://ci.apache.org/projects/flink/flink-docs-release-1.6/ops/security-kerberos.html
>  
> <https://ci.apache.org/projects/flink/flink-docs-release-1.6/ops/security-kerberos.html>
> 
> My use case is the yarn cluster where the flink job running is not enabled 
> the kerberos mode in core-site.xml ,but i am trying to connecting an HBase 
> cluster which is enabled kerberos. So i have to use the  
> loginUserFromKeytab() method to init kerberos infomation before  init the 
> HBase connection. 
> 
>  UserGroupInformation.loginUserFromKeytab(user, keytabLocation);
> 
> So how can i get the keytab location  in my user code  ,  or is there any 
> better ideas to solve the HBase kerberos problem on a yarn not using kerberos 
> mode.
>                                                                               
>                                              THANKS

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