/// <summary>
/// Send a request to the EMR service to get the latest state of the job
/// </summary>
/// <param name="emrClient">Instantiated EMR Client to make requests to the Amazon EMR Service</param>
/// <param name="jobFlowId">EMR Job flow id</param>
/// <returns>Current state of the EMR Job</returns>
public async Task <EmrActivityInfo> CheckAsync(IAmazonElasticMapReduce emrClient, String jobFlowId)
{
//Read job state
DescribeJobFlowsRequest request = new DescribeJobFlowsRequest();
request.JobFlowIds = new List <string>()
{
jobFlowId
};
DescribeJobFlowsResponse response = await emrClient.DescribeJobFlowsAsync(request);
if (response.HttpStatusCode != HttpStatusCode.OK)
{
return new EmrActivityInfo()
{
CurrentState = EmrActivityState.Failed
}
}
;
//Map job state into Completed, Failed or Running
JobFlowDetail jobFlowDetail = response.JobFlows[0];
EmrActivityState activityState = EmrJobStateChecker.GetState(jobFlowDetail);
return(new EmrActivityInfo()
{
JobFlowDetail = jobFlowDetail, CurrentState = activityState
});
}
private Amazon.ElasticMapReduce.Model.DescribeJobFlowsResponse CallAWSServiceOperation(IAmazonElasticMapReduce client, Amazon.ElasticMapReduce.Model.DescribeJobFlowsRequest request)
{
Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Elastic MapReduce", "DescribeJobFlows");
try
{
#if DESKTOP
return(client.DescribeJobFlows(request));
#elif CORECLR
return(client.DescribeJobFlowsAsync(request).GetAwaiter().GetResult());
#else
#error "Unknown build edition"
#endif
}
catch (AmazonServiceException exc)
{
var webException = exc.InnerException as System.Net.WebException;
if (webException != null)
{
throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException);
}
throw;
}
}