internal static async Task CreateForTestAsync(CloudBlockBlob blob, int blockCount, int blockSize, bool commit = true)
{
byte[] buffer = GetRandomBuffer(blockSize);
List <string> blocks = GetBlockIdList(blockCount);
foreach (string block in blocks)
{
using (MemoryStream stream = new MemoryStream(buffer))
{
await blob.PutBlockAsync(block, stream, null);
}
}
if (commit)
{
await blob.PutBlockListAsync(blocks);
}
}
public async Task UseTransactionalCRC64PutTestAsync()
{
BlobRequestOptions optionsWithNoCRC64 = new BlobRequestOptions()
{
ChecksumOptions = new ChecksumOptions {
UseTransactionalCRC64 = false
}
};
BlobRequestOptions optionsWithCRC64 = new BlobRequestOptions()
{
ChecksumOptions = new ChecksumOptions {
UseTransactionalCRC64 = true
}
};
byte[] buffer = GetRandomBuffer(1024);
Crc64Wrapper hasher = new Crc64Wrapper();
hasher.UpdateHash(buffer, 0, buffer.Length);
string crc64 = hasher.ComputeHash();
string lastCheckCRC64 = null;
int checkCount = 0;
OperationContext opContextWithCRC64Check = new OperationContext();
opContextWithCRC64Check.SendingRequest += (_, args) =>
{
if (HttpRequestParsers.GetContentLength(args.Request) >= buffer.Length)
{
lastCheckCRC64 = HttpRequestParsers.GetContentCRC64(args.Request);
checkCount++;
}
};
OperationContext opContextWithCRC64CheckAndInjectedFailure = new OperationContext();
opContextWithCRC64CheckAndInjectedFailure.SendingRequest += (_, args) =>
{
args.Response.Headers.Remove(Constants.HeaderConstants.ContentCrc64Header);
args.Request.Headers.TryAddWithoutValidation(Constants.HeaderConstants.ContentCrc64Header, "dummy");
if (HttpRequestParsers.GetContentLength(args.Request) >= buffer.Length)
{
lastCheckCRC64 = HttpRequestParsers.GetContentCRC64(args.Request);
checkCount++;
}
};
CloudBlobContainer container = GetRandomContainerReference();
try
{
await container.CreateAsync();
CloudBlockBlob blockBlob = container.GetBlockBlobReference("blob1");
List <string> blockIds = GetBlockIdList(3);
checkCount = 0;
using (Stream blockData = new MemoryStream(buffer))
{
lastCheckCRC64 = "invalid_CRC64";
await blockBlob.PutBlockAsync(blockIds[0], blockData, null, null, optionsWithNoCRC64, opContextWithCRC64Check);
Assert.IsNull(lastCheckCRC64);
lastCheckCRC64 = "invalid_CRC64";
blockData.Seek(0, SeekOrigin.Begin);
await blockBlob.PutBlockAsync(blockIds[1], blockData, null, null, optionsWithCRC64, opContextWithCRC64Check);
Assert.AreEqual(crc64, lastCheckCRC64);
blockData.Seek(0, SeekOrigin.Begin);
await TestHelper.ExpectedExceptionAsync <StorageException>(
() => blockBlob.PutBlockAsync(blockIds[1], blockData, null, null, optionsWithCRC64, opContextWithCRC64CheckAndInjectedFailure),
"Calculated CRC64 does not match existing property"
);
lastCheckCRC64 = "invalid_CRC64";
blockData.Seek(0, SeekOrigin.Begin);
await blockBlob.PutBlockAsync(blockIds[2], blockData, new Checksum(crc64 : crc64), null, optionsWithNoCRC64, opContextWithCRC64Check);
Assert.AreEqual(crc64, lastCheckCRC64);
}
Assert.AreEqual(3, checkCount);
checkCount = 0;
CloudAppendBlob appendBlob = container.GetAppendBlobReference("blob2");
await appendBlob.CreateOrReplaceAsync();
checkCount = 0;
using (Stream blockData = new MemoryStream(buffer))
{
lastCheckCRC64 = "invalid_CRC64";
await appendBlob.AppendBlockAsync(blockData, null, null, optionsWithNoCRC64, opContextWithCRC64Check);
Assert.IsNull(lastCheckCRC64);
lastCheckCRC64 = "invalid_CRC64";
blockData.Seek(0, SeekOrigin.Begin);
await appendBlob.AppendBlockAsync(blockData, null, null, optionsWithCRC64, opContextWithCRC64Check);
Assert.AreEqual(crc64, lastCheckCRC64);
blockData.Seek(0, SeekOrigin.Begin);
await TestHelper.ExpectedExceptionAsync <StorageException>(
() => appendBlob.AppendBlockAsync(blockData, null, null, optionsWithCRC64, opContextWithCRC64CheckAndInjectedFailure),
"Calculated CRC64 does not match existing property"
);
lastCheckCRC64 = "invalid_CRC64";
blockData.Seek(0, SeekOrigin.Begin);
await appendBlob.AppendBlockAsync(blockData, new Checksum(crc64 : crc64), null, optionsWithNoCRC64, opContextWithCRC64Check);
Assert.AreEqual(crc64, lastCheckCRC64);
}
Assert.AreEqual(3, checkCount);
CloudPageBlob pageBlob = container.GetPageBlobReference("blob3");
await pageBlob.CreateAsync(buffer.Length);
checkCount = 0;
using (Stream pageData = new MemoryStream(buffer))
{
lastCheckCRC64 = "invalid_CRC64";
await pageBlob.WritePagesAsync(pageData, 0, null, null, optionsWithNoCRC64, opContextWithCRC64Check);
Assert.IsNull(lastCheckCRC64);
lastCheckCRC64 = "invalid_CRC64";
pageData.Seek(0, SeekOrigin.Begin);
await pageBlob.WritePagesAsync(pageData, 0, null, null, optionsWithCRC64, opContextWithCRC64Check);
Assert.AreEqual(crc64, lastCheckCRC64);
pageData.Seek(0, SeekOrigin.Begin);
await TestHelper.ExpectedExceptionAsync <StorageException>(
() => pageBlob.WritePagesAsync(pageData, 0, null, null, optionsWithCRC64, opContextWithCRC64CheckAndInjectedFailure),
"Calculated CRC64 does not match existing property"
);
lastCheckCRC64 = "invalid_CRC64";
pageData.Seek(0, SeekOrigin.Begin);
await pageBlob.WritePagesAsync(pageData, 0, new Checksum(crc64 : crc64), null, optionsWithNoCRC64, opContextWithCRC64Check);
Assert.AreEqual(crc64, lastCheckCRC64);
}
Assert.AreEqual(3, checkCount);
lastCheckCRC64 = null;
blockBlob = container.GetBlockBlobReference("blob4");
checkCount = 0;
using (Stream blobStream = await blockBlob.OpenWriteAsync(null, optionsWithCRC64, opContextWithCRC64Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNotNull(lastCheckCRC64);
Assert.AreEqual(1, checkCount);
lastCheckCRC64 = "invalid_CRC64";
blockBlob = container.GetBlockBlobReference("blob5");
checkCount = 0;
using (Stream blobStream = await blockBlob.OpenWriteAsync(null, optionsWithNoCRC64, opContextWithCRC64Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNull(lastCheckCRC64);
Assert.AreEqual(1, checkCount);
lastCheckCRC64 = null;
pageBlob = container.GetPageBlobReference("blob6");
checkCount = 0;
using (Stream blobStream = await pageBlob.OpenWriteAsync(buffer.Length * 3, null, optionsWithCRC64, opContextWithCRC64Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNotNull(lastCheckCRC64);
Assert.AreEqual(1, checkCount);
lastCheckCRC64 = "invalid_CRC64";
pageBlob = container.GetPageBlobReference("blob7");
checkCount = 0;
using (Stream blobStream = await pageBlob.OpenWriteAsync(buffer.Length * 3, null, optionsWithNoCRC64, opContextWithCRC64Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNull(lastCheckCRC64);
Assert.AreEqual(1, checkCount);
}
finally
{
await container.DeleteIfExistsAsync();
}
}
public async Task UseTransactionalMD5PutTestAsync()
{
BlobRequestOptions optionsWithNoMD5 = new BlobRequestOptions()
{
UseTransactionalMD5 = false,
};
BlobRequestOptions optionsWithMD5 = new BlobRequestOptions()
{
UseTransactionalMD5 = true,
};
byte[] buffer = GetRandomBuffer(1024);
MD5 hasher = MD5.Create();
string md5 = Convert.ToBase64String(hasher.ComputeHash(buffer));
string lastCheckMD5 = null;
int checkCount = 0;
OperationContext opContextWithMD5Check = new OperationContext();
opContextWithMD5Check.SendingRequest += (_, args) =>
{
if (HttpRequestParsers.GetContentLength(args.Request) >= buffer.Length)
{
lastCheckMD5 = HttpRequestParsers.GetContentMD5(args.Request);
checkCount++;
}
};
CloudBlobContainer container = GetRandomContainerReference();
try
{
await container.CreateAsync();
CloudBlockBlob blockBlob = container.GetBlockBlobReference("blob1");
List <string> blockIds = GetBlockIdList(3);
checkCount = 0;
using (Stream blockData = new MemoryStream(buffer))
{
lastCheckMD5 = "invalid_md5";
await blockBlob.PutBlockAsync(blockIds[0], blockData, null, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.IsNull(lastCheckMD5);
lastCheckMD5 = "invalid_md5";
blockData.Seek(0, SeekOrigin.Begin);
await blockBlob.PutBlockAsync(blockIds[1], blockData, null, null, optionsWithMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
lastCheckMD5 = "invalid_md5";
blockData.Seek(0, SeekOrigin.Begin);
await blockBlob.PutBlockAsync(blockIds[2], blockData, md5, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
}
Assert.AreEqual(3, checkCount);
checkCount = 0;
CloudAppendBlob appendBlob = container.GetAppendBlobReference("blob2");
await appendBlob.CreateOrReplaceAsync();
checkCount = 0;
using (Stream blockData = new MemoryStream(buffer))
{
lastCheckMD5 = "invalid_md5";
await appendBlob.AppendBlockAsync(blockData, null, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.IsNull(lastCheckMD5);
lastCheckMD5 = "invalid_md5";
blockData.Seek(0, SeekOrigin.Begin);
await appendBlob.AppendBlockAsync(blockData, null, null, optionsWithMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
lastCheckMD5 = "invalid_md5";
blockData.Seek(0, SeekOrigin.Begin);
await appendBlob.AppendBlockAsync(blockData, md5, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
}
Assert.AreEqual(3, checkCount);
CloudPageBlob pageBlob = container.GetPageBlobReference("blob3");
await pageBlob.CreateAsync(buffer.Length);
checkCount = 0;
using (Stream pageData = new MemoryStream(buffer))
{
lastCheckMD5 = "invalid_md5";
await pageBlob.WritePagesAsync(pageData, 0, null, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.IsNull(lastCheckMD5);
lastCheckMD5 = "invalid_md5";
pageData.Seek(0, SeekOrigin.Begin);
await pageBlob.WritePagesAsync(pageData, 0, null, null, optionsWithMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
lastCheckMD5 = "invalid_md5";
pageData.Seek(0, SeekOrigin.Begin);
await pageBlob.WritePagesAsync(pageData, 0, md5, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
}
Assert.AreEqual(3, checkCount);
lastCheckMD5 = null;
blockBlob = container.GetBlockBlobReference("blob4");
checkCount = 0;
using (Stream blobStream = await blockBlob.OpenWriteAsync(null, optionsWithMD5, opContextWithMD5Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNotNull(lastCheckMD5);
Assert.AreEqual(1, checkCount);
lastCheckMD5 = "invalid_md5";
blockBlob = container.GetBlockBlobReference("blob5");
checkCount = 0;
using (Stream blobStream = await blockBlob.OpenWriteAsync(null, optionsWithNoMD5, opContextWithMD5Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNull(lastCheckMD5);
Assert.AreEqual(1, checkCount);
lastCheckMD5 = null;
pageBlob = container.GetPageBlobReference("blob6");
checkCount = 0;
using (Stream blobStream = await pageBlob.OpenWriteAsync(buffer.Length * 3, null, optionsWithMD5, opContextWithMD5Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNotNull(lastCheckMD5);
Assert.AreEqual(1, checkCount);
lastCheckMD5 = "invalid_md5";
pageBlob = container.GetPageBlobReference("blob7");
checkCount = 0;
using (Stream blobStream = await pageBlob.OpenWriteAsync(buffer.Length * 3, null, optionsWithNoMD5, opContextWithMD5Check))
{
blobStream.Write(buffer, 0, buffer.Length);
blobStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNull(lastCheckMD5);
Assert.AreEqual(1, checkCount);
}
finally
{
await container.DeleteIfExistsAsync();
}
}