Line data    Source code

       1             : // Copyright (C) 2021 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.sshd;
      16             : 
      17             : import com.google.common.flogger.FluentLogger;
      18             : import com.google.inject.Singleton;
      19             : import java.io.IOException;
      20             : import org.apache.sshd.common.Service;
      21             : import org.apache.sshd.common.session.Session;
      22             : import org.apache.sshd.common.session.SessionDisconnectHandler;
      23             : 
      24             : @Singleton
      25          17 : public class LogMaxConnectionsPerUserExceeded implements SessionDisconnectHandler {
      26          17 :   private static final FluentLogger logger = FluentLogger.forEnclosingClass();
      27             : 
      28             :   @Override
      29             :   public boolean handleSessionsCountDisconnectReason(
      30             :       Session session,
      31             :       Service service,
      32             :       String username,
      33             :       int currentSessionCount,
      34             :       int maxSessionCount)
      35             :       throws IOException {
      36           0 :     logger.atWarning().log(
      37             :         "Max connection count for user %s exceeded, rejecting new connection."
      38             :             + " currentSessionCount = %d, maxSessionCount = %d",
      39           0 :         username, currentSessionCount, maxSessionCount);
      40           0 :     return false;
      41             :   }
      42             : }