AWS SDK Version 3 for .NET
API Reference

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Class that provides helper methods for constructing predefined bootstrap actions.

Inheritance Hierarchy

System.Object
  Amazon.ElasticMapReduce.Model.BootstrapActions

Namespace: Amazon.ElasticMapReduce.Model
Assembly: AWSSDK.ElasticMapReduce.dll
Version: 3.x.y.z

Syntax

C# 
public class BootstrapActions

The BootstrapActions type exposes the following members

Constructors

NameDescription
Public Method BootstrapActions()

Creates a new default BootstrapActions for us in us-east-1.

Public Method BootstrapActions(string)

Creates a new BootstrapActions.

Methods

Note:

Asynchronous operations (methods ending with Async) in the table below are for .NET 4.5 or higher. For .NET 3.5 the SDK follows the standard naming convention of BeginMethodName and EndMethodName to indicate asynchronous operations - these method pairs are not shown in the table below.

NameDescription
Public Method NewConfigureDaemons()

Create a new bootstrap action which lets you configure Hadoop's daemons. The options are written to the hadoop-user-env.sh file.

Public Method NewConfigureHadoop()

Create a new bootstrap action which lets you configure Hadoop's XML files.

Public Method NewRunIf(string, BootstrapActionConfig)

Create a new run-if bootstrap action which lets you conditionally run bootstrap actions.

Examples

IAmazonElasticMapReduce emr = TestUtil.EMRClient;
            
BootstrapActions bootstrapActions = new BootstrapActions();
            
var daemons = bootstrapActions.NewConfigureDaemons();
daemons.AddHeapSize(Daemon.JobTracker, 2048);
            
RunJobFlowRequest request = new RunJobFlowRequest
{
   Name = "Job Flow With Bootstrap Actions",
   BootstrapActions = new List<BootstrapActionConfig> 
   {
       bootstrapActions.NewRunIf("instance.isMaster=true", daemons.Build())
   },
   LogUri = "s3://log-bucket/",
   Instances = new JobFlowInstancesConfig
   {
       Ec2KeyName = "keypair",
       HadoopVersion = "0.20",
       InstanceCount = 5,
       KeepJobFlowAliveWhenNoSteps = true,
       MasterInstanceType = "m1.small",
       SlaveInstanceType = "m1.small"
   }
};
            
RunJobFlowResponse response = emr.RunJobFlow(request);

Version Information

.NET Core App:
Supported in: 3.1

.NET Standard:
Supported in: 2.0

.NET Framework:
Supported in: 4.5, 4.0, 3.5