public async Task <IActionResult> UploadDone(int segmentsCount, string fileName, string contentType)
{
// use manifest to merge chunks
await _swiftService.PutManifest(containerTempId, fileName);
// copy chunks to new file and set some meta data info about the file (filename, contentype)
await _swiftService.CopyObject(containerTempId, fileName, containerDemoId, fileName, new Dictionary <string, string>
{
{ $"X-Object-Meta-{metaFileName}", fileName },
{ $"X-Object-Meta-{metaContentType}", contentType }
});
// cleanup temp
await _swiftService.DeleteContainerWithContents(containerTempId);
return(new JsonResult(new
{
Success = true
}));
}
public static async Task <SwiftBaseResponse> PutLargeObject(this ISwiftClient client, string containerId, string objectId, Stream stream, Dictionary <string, string> headers = null, Action <long, long> progress = null, long bufferSize = 1000000, bool checkIntegrity = false)
{
SwiftBaseResponse response = null;
byte[] buffer = new byte[bufferSize];
string containerTemp = "tmp_" + Guid.NewGuid().ToString("N");
int bytesRead, chunk = 0;
response = await client.PutContainer(containerTemp).ConfigureAwait(false);
if (!response.IsSuccess)
{
return(response);
}
while ((bytesRead = stream.Read(buffer, 0, buffer.Length)) > 0)
{
using (MemoryStream tmpStream = new MemoryStream())
{
tmpStream.Write(buffer, 0, bytesRead);
response = await client.PutObjectChunk(containerTemp, objectId, tmpStream.ToArray(), chunk).ConfigureAwait(false);
}
progress?.Invoke(chunk, bytesRead);
if (!response.IsSuccess)
{
// cleanup
await client.DeleteContainerWithContents(containerTemp).ConfigureAwait(false);
return(response);
}
chunk++;
}
Dictionary <string, string> integrityHeaders = null;
if (checkIntegrity)
{
using (var md5 = MD5.Create())
{
var eTag = BitConverter.ToString(md5.ComputeHash(stream)).Replace("-", "").ToLower();
integrityHeaders = new Dictionary <string, string>()
{
{ "ETag", eTag }
};
}
}
// use manifest to merge chunks
response = await client.PutManifest(containerTemp, objectId, integrityHeaders).ConfigureAwait(false);
if (!response.IsSuccess)
{
// cleanup
await client.DeleteContainerWithContents(containerTemp).ConfigureAwait(false);
return(response);
}
// copy chunks to new file
response = await client.CopyObject(containerTemp, objectId, containerId, objectId, headers).ConfigureAwait(false);
if (!response.IsSuccess)
{
// cleanup
await client.DeleteContainerWithContents(containerTemp).ConfigureAwait(false);
return(response);
}
// cleanup temp
return(await client.DeleteContainerWithContents(containerTemp).ConfigureAwait(false));
}
