Affects Version/s: None
Fix Version/s: None
When the user-names are stored in Active Directory in UPPERCASE, but all usernames in linux/CDH are in lowercase it is usually used the user name conversion by the auth_to_local_rule.
To perform this conversion, we use the rule:
with the switch "/L" to convert usernames to lower case.
This works for "normal user" authentication, i.e. the webinterfaces, access to impala via ODBC.
However, when it is used the "delegation user", the auth_to_local_rule is not used and to get it works the <user allowed to delegate> should be configured in UPPERCASE.
We are checking auth_to_local for the User authentication:
but not for the delegated user: