public void maybeThrowAuthFailure(Node node) {
        NetworkClientUtils.maybeThrowAuthFailure(client, node);
    }
Checks for an authentication error on a given node and throws the exception if it exists.

@param node {@link Node} to check for a previous {@link AuthenticationException}; if found it is thrown
@see NetworkClientUtils#maybeThrowAuthFailure(KafkaClient, Node)
clients/src/main/java/org/apache/kafka/clients/consumer/internals/NetworkClientDelegate.java