content: /*
   * Copyright 2014-2025 Real Logic Limited.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * https://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package io.aeron.cluster;
  
  import io.aeron.cluster.codecs.EventCode;
  import io.aeron.security.SessionProxy;
  
  import static io.aeron.cluster.ClusterSession.State.CHALLENGED;
  
  /**
   * Proxy for a session being authenticated by an {@link io.aeron.security.Authenticator}.
   */
  final class ClusterSessionProxy implements SessionProxy
  {
      private final EgressPublisher egressPublisher;
      private ClusterSession clusterSession;
  
      ClusterSessionProxy(final EgressPublisher egressPublisher)
      {
          this.egressPublisher = egressPublisher;
      }
  
      SessionProxy session(final ClusterSession clusterSession)
      {
          this.clusterSession = clusterSession;
          return this;
      }
  
      public long sessionId()
      {
          return clusterSession.id();
      }
  
      public boolean challenge(final byte[] encodedChallenge)
      {
          if (egressPublisher.sendChallenge(clusterSession, encodedChallenge))
          {
              clusterSession.state(CHALLENGED, "challenged");
              return true;
          }
  
          return false;
      }
  
      public boolean authenticate(final byte[] encodedPrincipal)
      {
          ClusterSession.checkEncodedPrincipalLength(encodedPrincipal);
          clusterSession.authenticate(encodedPrincipal);
  
          return true;
      }
  
      public void reject()
      {
          clusterSession.reject(
              EventCode.AUTHENTICATION_REJECTED, ConsensusModule.Configuration.SESSION_REJECTED_MSG, null);
      }
  }
  