public static async Task UploadBigFileWithCommitsAsync()
{
CloudBlockBlob blob = new CloudBlockBlob(uri,
new CloudStorageAccount(
new StorageCredentials(AcctName, AcctKey),
useHttps: true)
.CreateCloudBlobClient());
int blocksize = FOURMB;
var blockList = new List <string>();
byte[] bytesRead = new byte[blocksize];
int numBytesRead = 0;
MemoryStream ms = new MemoryStream();
ms.Capacity = blocksize;
Boolean DoneSending = false;
using (FileStream fs = File.OpenRead(Filename))
{
do
{
Console.Write(".");
NewBlockId blockId = new NewBlockId();
try
{
ms.Position = 0;
numBytesRead = await fs.ReadAsync(bytesRead, 0, blocksize);
if (numBytesRead == blocksize)
{
ms.Write(bytesRead, 0, blocksize);
await Send4mbBlockAsync(blob, ms, blockId);
}
else
{
MemoryStream msLast = new MemoryStream();
msLast.Capacity = numBytesRead;
await msLast.WriteAsync(bytesRead, 0, numBytesRead);
await Send4mbBlockAsync(blob, msLast, blockId);
DoneSending = true;
}
}
catch (Exception ex)
{
;
}
blockList.Add(blockId.Base64BlockId);
await blob.PutBlockListAsync(blockList);
} while (!DoneSending);
}
}
private static async Task Send4mbBlockAsync(CloudBlockBlob blob, MemoryStream ms, NewBlockId blockId)
{
ms.Seek(0, SeekOrigin.Begin);
await blob.PutBlockAsync(
blockId : blockId.Base64BlockId,
blockData : ms,
contentMD5 : null);
}
