hadoop RMHAServiceTarget 源码

  • 2022-10-20
  • 浏览 (104)

haddop RMHAServiceTarget 代码

文件路径:/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/client/RMHAServiceTarget.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.yarn.client;

import org.apache.hadoop.ha.BadFencingConfigurationException;
import org.apache.hadoop.ha.HAServiceTarget;
import org.apache.hadoop.ha.NodeFencer;
import org.apache.hadoop.yarn.conf.HAUtil;
import org.apache.hadoop.yarn.conf.YarnConfiguration;

import java.io.IOException;
import java.net.InetSocketAddress;

public class RMHAServiceTarget extends HAServiceTarget {
  private final boolean autoFailoverEnabled;
  private final InetSocketAddress haAdminServiceAddress;

  public RMHAServiceTarget(YarnConfiguration conf)
      throws IOException {
    autoFailoverEnabled = HAUtil.isAutomaticFailoverEnabled(conf);
    haAdminServiceAddress = conf.getSocketAddr(
        YarnConfiguration.RM_ADMIN_ADDRESS,
        YarnConfiguration.DEFAULT_RM_ADMIN_ADDRESS,
        YarnConfiguration.DEFAULT_RM_ADMIN_PORT);
  }

  @Override
  public InetSocketAddress getAddress() {
    return haAdminServiceAddress;
  }

  @Override
  public InetSocketAddress getZKFCAddress() {
    // TODO (YARN-1177): ZKFC implementation
    throw new UnsupportedOperationException("RMHAServiceTarget doesn't have " +
        "a corresponding ZKFC address");
  }

  @Override
  public NodeFencer getFencer() {
    return null;
  }

  @Override
  public void checkFencingConfigured() throws BadFencingConfigurationException {
    throw new BadFencingConfigurationException("Fencer not configured");
  }

  @Override
  public boolean isAutoFailoverEnabled() {
    return autoFailoverEnabled;
  }
}

相关信息

hadoop 源码目录

相关文章

hadoop AHSProxy 源码

hadoop AMRMClientUtils 源码

hadoop AutoRefreshNoHARMFailoverProxyProvider 源码

hadoop AutoRefreshRMFailoverProxyProvider 源码

hadoop ClientRMProxy 源码

hadoop ConfiguredRMFailoverProxyProvider 源码

hadoop DefaultNoHARMFailoverProxyProvider 源码

hadoop NMProxy 源码

hadoop RMFailoverProxyProvider 源码

hadoop RMProxy 源码

0  赞