public virtual async Task UploadPartitionMismatchedHashThrows(TransactionalHashAlgorithm algorithm)
{
await using IDisposingContainer <TContainerClient> disposingContainer = await GetDisposingContainerAsync();
// Arrange
const int dataLength = Constants.KB;
var data = GetRandomBuffer(dataLength);
var hashingOptions = new UploadTransactionalHashingOptions
{
Algorithm = algorithm
};
// Tamper with stream contents in the pipeline to simulate silent failure in the transit layer
var streamTamperPolicy = new TamperStreamContentsPolicy();
var clientOptions = ClientBuilder.GetOptions();
clientOptions.AddPolicy(streamTamperPolicy, HttpPipelinePosition.PerCall);
var client = await GetResourceClientAsync(
disposingContainer.Container,
resourceLength : dataLength,
createResource : true,
options : clientOptions);
using (var stream = new MemoryStream(data))
{
// Act
streamTamperPolicy.TransformRequestBody = true;
AsyncTestDelegate operation = async() => await UploadPartitionAsync(client, stream, hashingOptions);
// Assert
AssertWriteHashMismatch(operation, algorithm);
}
}
public virtual async Task OpenWriteMismatchedHashThrows(TransactionalHashAlgorithm algorithm)
{
await using IDisposingContainer <TContainerClient> disposingContainer = await GetDisposingContainerAsync();
// Arrange
const int streamBufferSize = Constants.KB; // this one needs to be 512 multiple for page blobs
const int dataSize = Constants.KB - 11; // odd number to get some variance
const int streamWrites = 10;
var data = GetRandomBuffer(dataSize);
var hashingOptions = new UploadTransactionalHashingOptions
{
Algorithm = algorithm
};
// Tamper with stream contents in the pipeline to simulate silent failure in the transit layer
var clientOptions = ClientBuilder.GetOptions();
var tamperPolicy = new TamperStreamContentsPolicy();
clientOptions.AddPolicy(tamperPolicy, HttpPipelinePosition.PerCall);
var client = await GetResourceClientAsync(
disposingContainer.Container,
// should use dataSize instead of streamBufferSize but this gives 512 multiple and ends up irrelevant for this test
resourceLength : streamBufferSize *streamWrites,
createResource : true,
options : clientOptions);
// Act
var writeStream = await OpenWriteAsync(client, hashingOptions, streamBufferSize);
// Assert
AssertWriteHashMismatch(async() =>
{
tamperPolicy.TransformRequestBody = true;
foreach (var _ in Enumerable.Range(0, streamWrites))
{
await writeStream.WriteAsync(data, 0, data.Length);
}
}, algorithm);
}
