public static void AsyncUploadParts(String bucketName, String objectName, String fileToUpload,
String uploadId, int partSize)
{
var fi = new FileInfo(fileToUpload);
var fileSize = fi.Length;
var partCount = fileSize / partSize;
if (fileSize % partSize != 0)
{
partCount++;
}
var ctx = new UploadPartContext()
{
BucketName = bucketName,
ObjectName = objectName,
UploadId = uploadId,
TotalParts = partCount,
CompletedParts = 0,
SyncLock = new object(),
PartETags = new List <PartETag>(),
WaitEvent = new ManualResetEvent(false)
};
for (var i = 0; i < partCount; i++)
{
var fs = new FileStream(fileToUpload, FileMode.Open, FileAccess.Read, FileShare.Read);
var skipBytes = (long)partSize * i;
fs.Seek(skipBytes, 0);
var size = (partSize < fileSize - skipBytes) ? partSize : (fileSize - skipBytes);
var request = new UploadPartRequest(bucketName, objectName, uploadId)
{
InputStream = fs,
PartSize = size,
PartNumber = i + 1
};
client.BeginUploadPart(request, UploadPartCallback, new UploadPartContextWrapper(ctx, fs, i + 1));
}
ctx.WaitEvent.WaitOne();
}
public UploadPartContextWrapper(UploadPartContext context, Stream partStream, int partNumber)
{
Context = context;
PartStream = partStream;
PartNumber = partNumber;
}