Configure Kyuubi to use Custom Authentication

package org.apache.kyuubi.service.authentication

import javax.security.sasl.AuthenticationException

trait PasswdAuthenticationProvider {

  /**
   * The authenticate method is called by the Kyuubi Server authentication layer
   * to authenticate users for their requests.
   * If a user is to be granted, return nothing/throw nothing.
   * When a user is to be disallowed, throw an appropriate [[AuthenticationException]].
   *
   * @param user     The username received over the connection request
   * @param password The password received over the connection request
   *
   * @throws AuthenticationException When a user is found to be invalid by the implementation
   */
  @throws[AuthenticationException]
  def authenticate(user: String, password: String): Unit
}

<dependency>
   <groupId>org.apache.kyuubi</groupId>
   <artifactId>kyuubi-common_2.12</artifactId>
   <version>1.9.1</version>
   <scope>provided</scope>
</dependency>

kyuubi.authentication=CUSTOM
kyuubi.authentication.custom.class=YourAuthenticationProvider