/// <summary>
/// Runs the job manager task.
/// </summary>
public async Task RunAsync()
{
Console.WriteLine("JobManager for account: {0}, job: {1} has started...",
this.accountName,
this.jobId);
Console.WriteLine();
Console.WriteLine("JobManager running with the following settings: ");
Console.WriteLine("----------------------------------------");
Console.WriteLine(this.configurationSettings.ToString());
//Set up the Batch Service credentials used to authenticate with the Batch Service.
BatchSharedKeyCredentials batchSharedKeyCredentials = new BatchSharedKeyCredentials(
this.configurationSettings.BatchServiceUrl,
this.configurationSettings.BatchAccountName,
this.configurationSettings.BatchAccountKey);
CloudStorageAccount cloudStorageAccount = new CloudStorageAccount(
new StorageCredentials(
this.configurationSettings.StorageAccountName,
this.configurationSettings.StorageAccountKey),
this.configurationSettings.StorageServiceUrl,
useHttps: true);
using (BatchClient batchClient = await BatchClient.OpenAsync(batchSharedKeyCredentials))
{
//Construct a container SAS to provide the Batch Service access to the files required to
//run the mapper and reducer tasks.
string containerSas = SampleHelpers.ConstructContainerSas(
cloudStorageAccount,
this.configurationSettings.BlobContainer);
//
// Submit mapper tasks.
//
await this.SubmitMapperTasksAsync(batchClient, containerSas);
//
// Wait for the mapper tasks to complete.
//
await this.WaitForMapperTasksToCompleteAsync(batchClient);
//
// Create the reducer task.
//
await this.SubmitReducerTaskAsync(batchClient, containerSas);
//
// Wait for the reducer task to complete.
//
string textToUpload = await this.WaitForReducerTaskToCompleteAsync(batchClient);
//
// Upload the results of the reducer task to Azure storage for consumption later
//
await SampleHelpers.UploadBlobTextAsync(cloudStorageAccount, this.configurationSettings.BlobContainer, Constants.ReducerTaskResultBlobName, textToUpload);
//The job manager has completed.
Console.WriteLine("JobManager completed successfully.");
}
}
