public void CloudBlockBlobDownloadRangeToStreamAPMRetry()
{
byte[] buffer = GetRandomBuffer(1 * 1024 * 1024);
int offset = 1024;
CloudBlobContainer container = GetRandomContainerReference();
try
{
container.Create();
CloudBlockBlob blob = container.GetBlockBlobReference("blob1");
using (MemoryStream originalBlob = new MemoryStream(buffer))
{
using (AutoResetEvent waitHandle = new AutoResetEvent(false))
{
ICancellableAsyncResult result = blob.BeginUploadFromStream(originalBlob,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
blob.EndUploadFromStream(result);
}
}
using (MemoryStream originalBlob = new MemoryStream())
{
originalBlob.Write(buffer, offset, buffer.Length - offset);
using (AutoResetEvent waitHandle = new AutoResetEvent(false))
{
Exception manglerEx = null;
using (HttpMangler proxy = new HttpMangler(false,
new[]
{
TamperBehaviors.TamperNRequestsIf(
session => ThreadPool.QueueUserWorkItem(state =>
{
Thread.Sleep(1000);
try
{
session.Abort();
}
catch (Exception e)
{
manglerEx = e;
}
}),
2,
AzureStorageSelectors.BlobTraffic().IfHostNameContains(container.ServiceClient.Credentials.AccountName))
}))
{
foreach (var options in new[]
{
new BlobRequestOptions()
{
ChecksumOptions =
new ChecksumOptions
{
UseTransactionalMD5 = true,
UseTransactionalCRC64 = false
}
},
new BlobRequestOptions()
{
ChecksumOptions =
new ChecksumOptions
{
UseTransactionalMD5 = false,
UseTransactionalCRC64 = true
}
}
})
{
using (MemoryStream downloadedBlob = new MemoryStream())
{
OperationContext operationContext = new OperationContext();
ICancellableAsyncResult result = blob.BeginDownloadRangeToStream(downloadedBlob, offset, buffer.Length - offset, null, options, operationContext,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
blob.EndDownloadToStream(result);
TestHelper.AssertStreamsAreEqual(originalBlob, downloadedBlob);
if (manglerEx != null)
{
throw manglerEx;
}
}
}
}
}
}
}
finally
{
container.DeleteIfExists();
}
}
public void CloudFileDownloadToStreamAPMRetry()
{
byte[] buffer = GetRandomBuffer(1 * 1024 * 1024);
CloudFileShare share = GetRandomShareReference();
try
{
share.Create();
CloudFile file = share.GetRootDirectoryReference().GetFileReference("file1");
using (MemoryStream originalFile = new MemoryStream(buffer))
{
using (AutoResetEvent waitHandle = new AutoResetEvent(false))
{
ICancellableAsyncResult result = file.BeginUploadFromStream(originalFile,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
file.EndUploadFromStream(result);
using (MemoryStream downloadedFile = new MemoryStream())
{
Exception manglerEx = null;
using (HttpMangler proxy = new HttpMangler(false,
new[]
{
TamperBehaviors.TamperNRequestsIf(
session => ThreadPool.QueueUserWorkItem(state =>
{
Thread.Sleep(1000);
try
{
session.Abort();
}
catch (Exception e)
{
manglerEx = e;
}
}),
2,
AzureStorageSelectors.FileTraffic().IfHostNameContains(share.ServiceClient.Credentials.AccountName))
}))
{
OperationContext operationContext = new OperationContext();
result = file.BeginDownloadToStream(downloadedFile, null, null, operationContext,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
file.EndDownloadToStream(result);
TestHelper.AssertStreamsAreEqual(originalFile, downloadedFile);
}
if (manglerEx != null)
{
throw manglerEx;
}
}
}
}
}
finally
{
share.DeleteIfExists();
}
}
