Example usage for org.apache.hadoop.hdfs.server.namenode NameNode getNameNodeAddressHostPortString

Introduction

In this page you can find the example usage for org.apache.hadoop.hdfs.server.namenode NameNode getNameNodeAddressHostPortString.

Prototype

public String getNameNodeAddressHostPortString() 

Source Link

Usage

From source file:com.mellanox.r4h.MiniDFSCluster.java

License:Apache License

private void createNameNode(int nnIndex, Configuration conf, int numDataNodes, boolean format,
        StartupOption operation, String clusterId, String nameserviceId, String nnId) throws IOException {
    // Format and clean out DataNode directories
    if (format) {
        DFSTestUtil.formatNameNode(conf);
    }//  ww w.  j  a va2 s. co m
    if (operation == StartupOption.UPGRADE) {
        operation.setClusterId(clusterId);
    }

    // Start the NameNode after saving the default file system.
    String originalDefaultFs = conf.get(FS_DEFAULT_NAME_KEY);
    String[] args = createArgs(operation);
    NameNode nn = NameNode.createNameNode(args, conf);
    if (operation == StartupOption.RECOVER) {
        return;
    }

    // After the NN has started, set back the bound ports into
    // the conf
    conf.set(DFSUtil.addKeySuffixes(DFS_NAMENODE_RPC_ADDRESS_KEY, nameserviceId, nnId),
            nn.getNameNodeAddressHostPortString());
    if (nn.getHttpAddress() != null) {
        conf.set(DFSUtil.addKeySuffixes(DFS_NAMENODE_HTTP_ADDRESS_KEY, nameserviceId, nnId),
                NetUtils.getHostPortString(nn.getHttpAddress()));
    }
    if (nn.getHttpsAddress() != null) {
        conf.set(DFSUtil.addKeySuffixes(DFS_NAMENODE_HTTPS_ADDRESS_KEY, nameserviceId, nnId),
                NetUtils.getHostPortString(nn.getHttpsAddress()));
    }

    DFSUtil.setGenericConf(conf, nameserviceId, nnId, DFS_NAMENODE_HTTP_ADDRESS_KEY);
    nameNodes[nnIndex] = new NameNodeInfo(nn, nameserviceId, nnId, operation, new Configuration(conf));
    // Restore the default fs name
    if (originalDefaultFs == null) {
        conf.set(FS_DEFAULT_NAME_KEY, "");
    } else {
        conf.set(FS_DEFAULT_NAME_KEY, originalDefaultFs);
    }
}

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