Following configs are required.
spark.executor.extraJavaOptions=-Djava.security.auth.login.config=jaas.conf -Djavax.security.auth.useSubjectCredsOnly=false
spark.yarn.dist.files=/path/to/jaas.conf,/path/to/your.keytab
Since, impala jdbc drivers are not in public repos you will have to download them to your local repo and configure it.
The two arguments are URL for impala connection and tableName.