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Note: Below steps required only for manual installation of ranger services and plugins

Do some initial Checks :

• Login as “ranger” user: 

      If ranger user not found then create it i.e. useradd ranger

      E.g :  su - ranger

• Check for HTTP Principal

  -> kinit -kt <HTTP keytab path> HTTP/<FQDN_OF_Ranger_Admin_Cluster>@<REALM>

      E       E.g : kinit -kt /etc/security/keytabs/spnego.service.keytab HTTP/mp-ranger-0703-3.novalocal@EXAMPLE.COM

       (After above command there should not be any error u . You can check using “klist” whether the above command was successful)

           -> kdestroy (Please don't miss kdestroy after above step)

For Ranger Admin:

• Create rangeradmin/<FQDN of Ranger Admin>@<REALM>
  

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• -> kadmin.local
  

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• -> addprinc -randkey rangeradmin/<FQDN of Ranger Admin>
  

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•       Eg: addprinc -randkey rangeradmin/mp-ranger-0703-3.novalocal@EXAMPLE.COM
  

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• -> xst -k /etc/security/keytabs/rangeradmin.keytab rangeradmin/<FQDN of Ranger Admin>@<REALM>
  

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• -> exit

•  Check rangeradmin created principal

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> kinit -kt  /etc/security/keytabs/rangeradmin.keytab rangeradmin/<FQDN of Ranger Admin>@<REALM>

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