THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Windows On-Premises Single Active Directory Realm
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Windows On-Premises Single Active Directory Realm
Created by
Kevin Minder
, last modified on
Dec 06, 2013
Windows On-Premises Single Active Directory Realm
User's Desktop
Hadoop Cluster
Corporate Network
User
(user)
Hadoop
Client
User's
Ticket
Cache
Hadoop
Service
(eg hdfs)
Service's
Keytab
Active
Directory
Contains user & service
accounts and groups
1
kinit(hdfs):hdfs-tgt
2
load():password
Load password from Keytab
3
store(hdfs-tgt)
Store TGT in memory
4
login(guest,password):user-tgt
5
store(user-tgt)
6
hadoop fs ls
7
load():user-tgt
8
tgsReq(user-tgt):user-hdfs-st
9
ls[user-hdfs-st](dir):files
10
verify(user-hdfs-st)
11
groupLookup(user):groups
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{"serverDuration": 296, "requestCorrelationId": "0fdfedc895442dc7"}
