Larry, Thanks and you have a nice day!
Best regards, Sophia On Mon, Oct 6, 2014 at 12:08 PM, Larry McCay <lmc...@hortonworks.com> wrote: > Well, it seems to be committed to branch-2 - so I assume it will make it > into the next 2.x release. > > > On Mon, Oct 6, 2014 at 2:51 PM, Xiaohua Chen <xiaohua.c...@gmail.com> wrote: >> >> Hi Larry, >> >> Thanks! This is the very right approach I am looking for. Currently >> I am using Hadoop 2.3.0 , seems this API >> UserGroupInformation.getUGIFromSubject(subject) is only available from >> Hadoop 3.0.0 , which seems is not released yet. So when can I expect >> to get the downloadable for Hadoop 3.0.0 ? >> >> Thank you very much and best regards! >> >> Sophia >> >> >> >> On Mon, Oct 6, 2014 at 10:57 AM, Larry McCay <lmc...@hortonworks.com> >> wrote: >> > You may find this approach interesting. >> > https://issues.apache.org/jira/browse/HADOOP-10342 >> > >> > The idea is that you preauthenticate using JAAS/krb5 or something in >> > your >> > application and then leverage the resulting java Subject to assert the >> > authenticated identity. >> > >> > On Mon, Oct 6, 2014 at 1:51 PM, Xiaohua Chen <xiaohua.c...@gmail.com> >> > wrote: >> >> >> >> Hi Experts, >> >> >> >> We have a use case which needs to login user into Kerberos hadoop >> >> using the kerberos user's name and password. >> >> >> >> I have searched around and only found that >> >> 1) one can login a user from ticket cache ( this is the default one) >> >> or >> >> 2) login a user from this user's keytab file e.g. >> >> UserGroupInformation.loginUserFromKeytabAndReturnUGI("sochen", >> >> "/tmp/sochen.keytab")); >> >> >> >> Can you shed some light how I can login a user using his kerberos >> >> password and get a UserGroupInformation object so I can invoke >> >> doAs(....) to access the HDFS file system ? >> >> >> >> Thanks a lot! >> >> >> >> Sophia >> > >> > >> > >> > CONFIDENTIALITY NOTICE >> > NOTICE: This message is intended for the use of the individual or entity >> > to >> > which it is addressed and may contain information that is confidential, >> > privileged and exempt from disclosure under applicable law. If the >> > reader of >> > this message is not the intended recipient, you are hereby notified that >> > any >> > printing, copying, dissemination, distribution, disclosure or forwarding >> > of >> > this communication is strictly prohibited. If you have received this >> > communication in error, please contact the sender immediately and delete >> > it >> > from your system. Thank You. > > > > CONFIDENTIALITY NOTICE > NOTICE: This message is intended for the use of the individual or entity to > which it is addressed and may contain information that is confidential, > privileged and exempt from disclosure under applicable law. If the reader of > this message is not the intended recipient, you are hereby notified that any > printing, copying, dissemination, distribution, disclosure or forwarding of > this communication is strictly prohibited. If you have received this > communication in error, please contact the sender immediately and delete it > from your system. Thank You.
