Details
Description
when use ZKDelegationTokenSecretManager with Kerberos, we cannot configure ZK_DTSM_ZK_KERBEROS_PRINCIPAL with principal like 'nn/_HOST@example.com', we have to use principal like 'nn/hostname@example.com' .
when use ZKDelegationTokenSecretManager with Kerberos, we cannot configure ZK_DTSM_ZK_KERBEROS_PRINCIPAL with principal like 'nn/_HOST@example.com', we have to use principal like 'nn/hostname@example.com' .