RE: UserGroupInformation and login with password

2015-08-19 Thread John Lilley
(), which works just fine. John Lilley From: Zheng, Kai [mailto:kai.zh...@intel.com] Sent: Monday, August 17, 2015 5:40 PM To: user@hadoop.apache.org Subject: RE: UserGroupInformation and login with password Hi John, Login from keytab is mostly expected for services. For end users, yes they use

RE: UserGroupInformation and login with password

2015-08-17 Thread Zheng, Kai
Hi John, Login from keytab is mostly expected for services. For end users, yes they use passwords. In Kerberos (and Hadoop), it's expected for end users to execute kinit like tool and generate ticket caches, then some methods like login from ticket cache in UGI will do the left work and help