Kerberos commands

Common Kerberos commands: 1.Change password of a principal(user) $ kadmin.local kadmin.local: cpw <principalname> Enter password for princal "principalname@REALM.COM": 2.initialize a kerberos ticket $ kinit <principalname> To get detailed verbose info use below options: $ KRB5_TRACE=/dev/stdout kinit -V 3. Destroy the current ticket: $ kdestroy 4. Check the status of Kerberos KDC $ systemctl status kadmin $ systemctl … Continue reading Kerberos commands

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Access webhdfs using Kerberos from laptop client

The following blog shows how to access a kerberized hadoop cluster from a Chrome browser in laptop. https://community.hortonworks.com/articles/28537/user-authentication-from-windows-workstation-to-hd.html This will work mostly except change the below: 3. network.negotiate-auth.gsslib = C:\Program Files\MIT\Kerberos\bin\gssapi64.dll instead of the gssapi32.dll  since we mostly use 64-bit Firefox which doesnt work with the 32bit dll.