Example usage for org.apache.hadoop.yarn.server MiniYARNCluster getResourceManager

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.server MiniYARNCluster getResourceManager.

Prototype

public ResourceManager getResourceManager(int i) 

Source Link

Usage

From source file:co.cask.cdap.operations.yarn.YarnRMHAOperationalStatsTest.java

License:Apache License

@Override
protected MiniYARNCluster createYarnCluster() throws IOException, InterruptedException, YarnException {
    Configuration hConf = new Configuration();
    hConf.setBoolean(YarnConfiguration.YARN_MINICLUSTER_FIXED_PORTS, true);
    String hostname = MiniYARNCluster.getHostname();
    for (String confKey : YarnConfiguration.RM_SERVICES_ADDRESS_CONF_KEYS) {
        hConf.set(HAUtil.addSuffix(confKey, "rm0"), hostname + ":" + Networks.getRandomPort());
        hConf.set(HAUtil.addSuffix(confKey, "rm1"), hostname + ":" + Networks.getRandomPort());
    }//from  www.  ja v a2  s.c  om
    MiniYARNCluster yarnCluster = new MiniYARNCluster(getClass().getName(), 2, 2, 2, 2);
    yarnCluster.init(hConf);
    yarnCluster.start();
    yarnCluster.getResourceManager(0).getRMContext().getRMAdminService().transitionToActive(
            new HAServiceProtocol.StateChangeRequestInfo(HAServiceProtocol.RequestSource.REQUEST_BY_USER));
    return yarnCluster;
}

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