Example usage for com.amazonaws.services.elasticmapreduce.model JobFlowInstancesConfig setTerminationProtected

Introduction

In this page you can find the example usage for com.amazonaws.services.elasticmapreduce.model JobFlowInstancesConfig setTerminationProtected.

Prototype

public void setTerminationProtected(Boolean terminationProtected) 

Source Link

Document

Specifies whether to lock the cluster to prevent the Amazon EC2 instances from being terminated by API call, user intervention, or in the event of a job-flow error.

Usage

From source file:org.finra.dm.dao.impl.EmrDaoImpl.java

License:Apache License

/**
 * Create the job flow instance configuration which contains all the job flow configuration details.
 *
 * @param emrClusterDefinition the EMR cluster definition that contains all the EMR parameters.
 *
 * @return the job flow instance configuration.
 */// w  w  w  .  j a v  a  2  s.c  om
private JobFlowInstancesConfig getJobFlowInstancesConfig(EmrClusterDefinition emrClusterDefinition) {
    // Create a new job flow instance config object
    JobFlowInstancesConfig jobFlowInstancesConfig = new JobFlowInstancesConfig();

    // Add the DM EMR support security group as additional group to master node.
    String additionalSecurityGroup = configurationHelper
            .getProperty(ConfigurationValue.EMR_DM_SUPPORT_SECURITY_GROUP);

    if (StringUtils.isNotBlank(additionalSecurityGroup)) {
        List<String> additionalSecurityGroups = new ArrayList<>();
        additionalSecurityGroups.add(additionalSecurityGroup);
        jobFlowInstancesConfig.setAdditionalMasterSecurityGroups(additionalSecurityGroups);
    }

    // Fill-in the ssh key
    if (StringUtils.isNotBlank(emrClusterDefinition.getSshKeyPairName())) {
        jobFlowInstancesConfig.setEc2KeyName(emrClusterDefinition.getSshKeyPairName());
    }

    // Fill-in subnet id
    if (StringUtils.isNotBlank(emrClusterDefinition.getSubnetId())) {
        jobFlowInstancesConfig.setEc2SubnetId(emrClusterDefinition.getSubnetId());
    }

    // Fill in instance groups
    jobFlowInstancesConfig.setInstanceGroups(getInstanceGroupConfig(emrClusterDefinition));

    // Check for optional parameters and then fill-in
    // Keep Alive Cluster flag
    if (emrClusterDefinition.isKeepAlive() != null) {
        jobFlowInstancesConfig.setKeepJobFlowAliveWhenNoSteps(emrClusterDefinition.isKeepAlive());
    }

    // Termination protection flag
    if (emrClusterDefinition.isTerminationProtection() != null) {
        jobFlowInstancesConfig.setTerminationProtected(emrClusterDefinition.isTerminationProtection());
    }

    // Setting the hadoop version
    if (StringUtils.isNotBlank(emrClusterDefinition.getHadoopVersion())) {
        jobFlowInstancesConfig.setHadoopVersion(emrClusterDefinition.getHadoopVersion());
    }

    // Return the object
    return jobFlowInstancesConfig;
}

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From source file:org.finra.herd.dao.impl.EmrDaoImpl.java

License:Apache License

/**
 * Creates the job flow instance configuration containing specification of the number and type of Amazon EC2 instances.
 *
 * @param emrClusterDefinition the EMR cluster definition that contains all the EMR parameters
 *
 * @return the job flow instance configuration
 *///from w  w w.  j  a  v  a2  s .  com
private JobFlowInstancesConfig getJobFlowInstancesConfig(EmrClusterDefinition emrClusterDefinition) {
    // Create a new job flow instances configuration object.
    JobFlowInstancesConfig jobFlowInstancesConfig = new JobFlowInstancesConfig();
    // Set up master/slave security group
    jobFlowInstancesConfig.setEmrManagedMasterSecurityGroup(emrClusterDefinition.getMasterSecurityGroup());
    jobFlowInstancesConfig.setEmrManagedSlaveSecurityGroup(emrClusterDefinition.getSlaveSecurityGroup());

    // Add additional security groups to master nodes.
    jobFlowInstancesConfig
            .setAdditionalMasterSecurityGroups(emrClusterDefinition.getAdditionalMasterSecurityGroups());

    // Add additional security groups to slave nodes.
    jobFlowInstancesConfig
            .setAdditionalSlaveSecurityGroups(emrClusterDefinition.getAdditionalSlaveSecurityGroups());

    // Fill-in the ssh key.
    if (StringUtils.isNotBlank(emrClusterDefinition.getSshKeyPairName())) {
        jobFlowInstancesConfig.setEc2KeyName(emrClusterDefinition.getSshKeyPairName());
    }

    // Fill in configuration for the instance groups in a cluster.
    jobFlowInstancesConfig
            .setInstanceGroups(getInstanceGroupConfigs(emrClusterDefinition.getInstanceDefinitions()));

    // Fill in instance fleet configuration.
    jobFlowInstancesConfig.setInstanceFleets(getInstanceFleets(emrClusterDefinition.getInstanceFleets()));

    // Fill-in subnet id.
    if (StringUtils.isNotBlank(emrClusterDefinition.getSubnetId())) {
        // Use collection of subnet IDs when instance fleet configuration is specified. Otherwise, we expect a single EC2 subnet ID to be passed here.
        if (CollectionUtils.isNotEmpty(jobFlowInstancesConfig.getInstanceFleets())) {
            jobFlowInstancesConfig
                    .setEc2SubnetIds(herdStringHelper.splitAndTrim(emrClusterDefinition.getSubnetId(), ","));
        } else {
            jobFlowInstancesConfig.setEc2SubnetId(emrClusterDefinition.getSubnetId());
        }
    }

    // Fill in optional keep alive flag.
    if (emrClusterDefinition.isKeepAlive() != null) {
        jobFlowInstancesConfig.setKeepJobFlowAliveWhenNoSteps(emrClusterDefinition.isKeepAlive());
    }

    // Fill in optional termination protection flag.
    if (emrClusterDefinition.isTerminationProtection() != null) {
        jobFlowInstancesConfig.setTerminationProtected(emrClusterDefinition.isTerminationProtection());
    }

    // Fill in optional Hadoop version flag.
    if (StringUtils.isNotBlank(emrClusterDefinition.getHadoopVersion())) {
        jobFlowInstancesConfig.setHadoopVersion(emrClusterDefinition.getHadoopVersion());
    }

    // Return the object.
    return jobFlowInstancesConfig;
}

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