Re: Hadoop Kerberos - Authentication issue IPC Server/Client

2016-03-21 Thread K. N. Ramachandran
Hi, I was able to narrow down the issue further. The way I was setting up the Kerberos principals was different and I have modified it now. Now both the server and the client have the same UGI and are authenticated with Kerberos (hasKerberosCredentials() returns True). But on the server side, I

Hadoop Kerberos - Authentication issue IPC Server/Client

2016-03-19 Thread K. N. Ramachandran
Hi, I have a Kerberos setup with Hadoop (single node cluster) in an Ubuntu environment (VirtualBox setup). We are using a variant of a Yarn application and the Client.java in this variant opens a socket for communicating to the ApplicationMaster and receiving messages. Without Kerberos, this