public void EnqueueMessagePollForMessageTest()
{
string queueName = Guid.NewGuid().ToString();
KMeansJobData message = new KMeansJobData(Guid.NewGuid(), 1, null, 2, 10, DateTime.Now);
bool async = false;
AzureHelper.EnqueueMessage(queueName, message, async);
KMeansJobData foundMessage = null;
AzureHelper.ExponentialBackoff(() =>
AzureHelper.PollForMessage <KMeansJobData>(queueName, msg =>
{
foundMessage = msg;
return(true);
}),
firstDelayMilliseconds: 100,
backoffFactor: 2,
maxDelay: 1000,
retryLimit: 5
);
Assert.AreNotEqual(null, foundMessage);
Assert.AreEqual(message.JobID, foundMessage.JobID);
Assert.AreEqual(message.K, foundMessage.K);
}
private void InitializeToServer()
{
// Give ourselves a machine ID
this.machineID = Guid.NewGuid().ToString();
// Find our fault domain
int faultDomain = RoleEnvironment.IsAvailable ? RoleEnvironment.CurrentRoleInstance.FaultDomain : 1;
Trace.TraceInformation("[WorkerRole] Machine ID: {0}, Fault Domain: {1}", machineID, faultDomain);
// Announce ourselves to the server
AzureHelper.EnqueueMessage(AzureHelper.ServerControlQueue, new ServerControlMessage(machineID, faultDomain));
}
protected void Run_Click(object sender, EventArgs e)
{
FreezeUI();
ClearIndicators();
Guid jobID = Guid.NewGuid();
Status.Text = string.Format("Running job {0}.", jobID);
DownloadLog.NavigateUrl = string.Format("Log.aspx?JobID={0}", jobID);
DownloadLog.Enabled = true;
Session["jobID"] = jobID;
Session["lastLogRefreshTime"] = DateTime.MinValue;
Session["allLogs"] = new List <PerformanceLog>();
Uri pointsBlobUri = null;
if (PointsFile.HasFile)
{
CloudBlob pointsBlob = AzureHelper.CreateBlob(jobID.ToString(), AzureHelper.PointsBlob);
using (BlobStream stream = pointsBlob.OpenWrite())
{
PointsFile.FileContent.CopyTo(stream);
}
pointsBlobUri = pointsBlob.Uri;
}
else if (!string.IsNullOrEmpty(PointsBlob.Text))
{
CloudBlob pointsBlob = AzureHelper.CreateBlob(jobID.ToString(), AzureHelper.PointsBlob);
pointsBlob.CopyFromBlob(AzureHelper.GetBlob(new Uri(PointsBlob.Text)));
pointsBlobUri = pointsBlob.Uri;
}
int nInt = 0, kInt = 0, maxIterationCountInt = 0;
int.TryParse(N.Text, out nInt);
int.TryParse(K.Text, out kInt);
int.TryParse(MaxIterationCount.Text, out maxIterationCountInt);
KMeansJobData jobData = new KMeansJobData(jobID, nInt, pointsBlobUri, kInt, maxIterationCountInt, DateTime.Now)
{
ProgressEmail = ProgressEmail.Text
};
AzureHelper.EnqueueMessage(AzureHelper.ServerRequestQueue, jobData);
WaitForResults();
}
private bool ProcessNewTask(KMeansTaskData task)
{
System.Diagnostics.Trace.TraceInformation("[WorkerRole] ProcessNewTask(jobID={1}, taskID={0})", task.TaskID, task.JobID);
UpdateBuddyGroup(task);
AzureHelper.LogPerformance(() =>
{
// Process the taskData
KMeansTaskProcessor taskProcessor = new KMeansTaskProcessor(task);
taskProcessor.Run();
// Send the result back
taskProcessor.TaskResult.SavePointsProcessedDataByCentroid();
AzureHelper.EnqueueMessage(AzureHelper.WorkerResponseQueue, taskProcessor.TaskResult);
}, jobID: task.JobID.ToString(), methodName: "ProcessNewTask", iterationCount: task.Iteration, points: task.Points.ToString(), centroids: task.Centroids.ToString(), machineID: machineID);
return(true);
}
