Package org.apache.hadoop.hdfs.MiniAvatarCluster

Examples of org.apache.hadoop.hdfs.MiniAvatarCluster.DataNodeProperties

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  @Test
  public void testVolumeFailureShutdown() throws Exception {
    setUp();
    LOG.info("Corrupt the volume");
    DataNodeProperties dnp = cluster.getDataNodeProperties().get(0);
    String[] dataDirs = dnp.conf.getStrings("dfs.data.dir");
    File vol =new File(dataDirs[0], "current");
    try {
      assertEquals("Couldn't chmod local vol", 0,
          FileUtil.chmod(vol.toString(), "444"));
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    NameNodeInfo nni = cluster.getNameNode(0);
    writeWrongIncludeFile(nni.conf);
    LOG.info("RefreshNodes with include file without datanode's hostname.");
    nni.avatars.get(0).avatar.namesystem.refreshNodes(nni.conf);
    nni.avatars.get(1).avatar.namesystem.refreshNodes(nni.conf);
    DataNodeProperties dnProp = cluster.getDataNodeProperties().get(0);
    AvatarDataNode dn = dnProp.datanode;
    dn.waitAndShutdown();
    cluster.shutDownAvatarNodes();
  }
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  @Test
  public void testVolumeFailureShutdown() throws Exception {
    setUp("testVolumeFailureShutdown");
    LOG.info("Corrupt the volume");
    DataNodeProperties dnp = cluster.getDataNodeProperties().get(0);
    String[] dataDirs = dnp.conf.getStrings("dfs.data.dir");
    File vol =new File(dataDirs[0], "current");
    try {
      assertEquals("Couldn't chmod local vol", 0,
          FileUtil.chmod(vol.toString(), "444"));
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    NameNodeInfo nni = cluster.getNameNode(0);
    writeWrongIncludeFile(nni.conf);
    LOG.info("RefreshNodes with include file without datanode's hostname.");
    nni.avatars.get(0).avatar.namesystem.refreshNodes(nni.conf);
    nni.avatars.get(1).avatar.namesystem.refreshNodes(nni.conf);
    DataNodeProperties dnProp = cluster.getDataNodeProperties().get(0);
    AvatarDataNode dn = dnProp.datanode;
    dn.waitAndShutdown();
    cluster.shutDownAvatarNodes();
  }
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Related Classes of org.apache.hadoop.hdfs.MiniAvatarCluster.DataNodeProperties

  • org.apache.hadoop.hdfs.TestAvatarCleanShutdown
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