Error when connect to impala with JDBC under kerberos authrication
Forget about the Hadoop UGI: a JDBC driver just needs the raw JAAS configuration to create a Kerberos ticket on-the-fly (with useKeyTab raised and useTicketCache lowered). System properties java.security.krb5.conf => (optional) non-defaut Kerberos conf java.security.auth.login.config => JAAS config file javax.security.auth.useSubjectCredsOnly => must be forced to “false” (the default has changed in some Java release, duh) … Read more