[NIFI-9201] NullPointerException in AbstractKerberosUser if the tgt is not renewable

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.15.0
• Assignee: Denes Arvay
• Reporter: Denes Arvay
• Created: 08/Sep/21 10:05
• Updated: 13/Sep/21 15:05
• Resolved: 13/Sep/21 15:05

Description

KerberosTicket.getRenewTill() returns null if the ticket is non-renewable (see [1]) and this causes NPEx in AbstractKerberosUser.getRefreshTime() ([2])

[1] https://docs.oracle.com/javase/8/docs/api/javax/security/auth/kerberos/KerberosTicket.html#getRenewTill--
[2] https://github.com/apache/nifi/blob/main/nifi-commons/nifi-security-kerberos/src/main/java/org/apache/nifi/security/krb/AbstractKerberosUser.java#L266

Issue Links

• links to: GitHub Pull Request #5383