hadoop ProxyServers 源码

  • 2022-10-20
  • 浏览 (210)

haddop ProxyServers 代码

文件路径:/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/authorize/ProxyServers.java

/**
 * 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.security.authorize;

import java.net.InetSocketAddress;
import java.util.Collection;
import java.util.HashSet;

import org.apache.hadoop.conf.Configuration;

public class ProxyServers {
  public static final String CONF_HADOOP_PROXYSERVERS = "hadoop.proxyservers";
  private static volatile Collection<String> proxyServers;

  public static void refresh() {
    refresh(new Configuration());
  }

  public static void refresh(Configuration conf){
    Collection<String> tempServers = new HashSet<>();
    // trusted proxy servers such as http proxies
    for (String host : conf.getTrimmedStrings(CONF_HADOOP_PROXYSERVERS)) {
      InetSocketAddress addr = new InetSocketAddress(host, 0);
      if (!addr.isUnresolved()) {
        tempServers.add(addr.getAddress().getHostAddress());
      }
    }
    proxyServers = tempServers;
  }

  public static boolean isProxyServer(String remoteAddr) { 
    if (proxyServers == null) {
      refresh(); 
    }
    return proxyServers.contains(remoteAddr);
  }
}

相关信息

hadoop 源码目录

相关文章

hadoop AccessControlList 源码

hadoop AuthorizationException 源码

hadoop DefaultImpersonationProvider 源码

hadoop ImpersonationProvider 源码

hadoop PolicyProvider 源码

hadoop ProxyUsers 源码

hadoop RefreshAuthorizationPolicyProtocol 源码

hadoop Service 源码

hadoop ServiceAuthorizationManager 源码

hadoop package-info 源码

0  赞