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Server functionality for HBase

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
 *
 *     http://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 org.apache.hadoop.hbase;

import java.io.IOException;
import java.net.Socket;
import java.util.ArrayList;
import javax.net.ssl.SSLSocket;
import javax.rmi.ssl.SslRMIClientSocketFactory;
import org.apache.yetus.audience.InterfaceAudience;

/**
 * Avoid SSL V3.0 "Poodle" Vulnerability - CVE-2014-3566
 */
@SuppressWarnings("serial")
@InterfaceAudience.Private
public class SslRMIClientSocketFactorySecure extends SslRMIClientSocketFactory {
  @Override
  public Socket createSocket(String host, int port) throws IOException {
    SSLSocket socket = (SSLSocket) super.createSocket(host, port);
    ArrayList secureProtocols = new ArrayList<>();
    for (String p : socket.getEnabledProtocols()) {
      if (!p.contains("SSLv3")) {
        secureProtocols.add(p);
      }
    }
    socket.setEnabledProtocols(secureProtocols.toArray(new String[secureProtocols.size()]));
    return socket;
  }
}