[zeppelin] Authentication failed for PAM.

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🚫 ERROR

Exception in login: 
org.apache.shiro.authc.AuthenticationException: Authentication failed for PAM.
Caused by: org.jvnet.libpam.PAMException: pam_authenticate failed : Authentication failure

 

💡 SOLVED

## check shiro.ini:
--------------------------------------------
pamRealm=org.apache.zeppelin.realm.PamRealm 
pamRealm.service=sshd
--------------------------------------------

## set acl
$ setfacl -m user:zeppelin:r /etc/shadow 

## check getfacl 
$ getfacl /etc/shadow