public async Task <UploadContextModel> UploadChunkAsync(
UploadContextModel uploadContext,
long from,
long to,
Stream inputStream,
int chunkIndex,
CancellationToken cancellationToken = default(CancellationToken)
)
{
var uploadStateToken = UploadTokenModel.Parse(uploadContext.UploadToken);
var fileLocator = await FileStore.FileLocatorGetAsync(uploadStateToken.Identifier);
var uploadChunk = new UploadChunkModel
{
Identifier = new UploadChunkIdentifier(uploadStateToken.Identifier, fileLocator + '.' + chunkIndex.ToString()),
ChunkIndex = chunkIndex,
PositionFrom = from,
PositionTo = to
};
uploadContext.SequentialState = await BackendClient.UploadChunkAsync(
await LoadConfigurationAsync(uploadStateToken.Identifier as OrganizationIdentifier),
uploadStateToken.Identifier.UploadKey,
fileLocator,
uploadChunk.Identifier.UploadChunkKey,
chunkIndex,
uploadContext.TotalChunks,
uploadContext.SequentialState,
uploadChunk.PositionFrom,
uploadChunk.PositionTo,
uploadContext.FileLength,
inputStream,
cancellationToken
);
uploadChunk.State = uploadContext.SequentialState;
uploadChunk.Success = true;
await UploadChunkStore.InsertAsync(uploadChunk);
return(uploadContext);
}
public async Task <FileModel> UploadCompleteAsync(
UploadContextModel uploadContext,
CancellationToken cancellationToken = default(CancellationToken)
)
{
var uploadStateToken = UploadTokenModel.Parse(uploadContext.UploadToken);
var upload = await UploadStore.GetOneAsync(uploadStateToken.Identifier, new[]
{
new PopulationDirective
{
Name = nameof(UploadModel.Chunks)
}
});
var chunkStates = upload.Chunks?.Rows
.OrderBy(c => c.ChunkIndex)
.Select(c => new ChunkedStatusModel
{
ChunkIndex = c.ChunkIndex,
UploadChunkKey = c.Identifier.UploadChunkKey,
State = c.State,
Success = true
})
.ToArray();
var fileLocator = await FileStore.FileLocatorGetAsync(uploadStateToken.Identifier);
var returnData = await BackendClient.CompleteChunkedUploadAsync(
await LoadConfigurationAsync(uploadStateToken.Identifier as OrganizationIdentifier),
uploadStateToken.Identifier.UploadKey,
fileLocator,
chunkStates
);
var fileModel = await FileStore.GetOneAsync(uploadStateToken.Identifier);
await FileStore.UpdateAsync(fileModel);
if (returnData != null)
{
await FileStore.HashSetAsync(
fileModel.Identifier,
GetHash(returnData, "md5"),
GetHash(returnData, "sha1"),
GetHash(returnData, "sha256")
);
}
await FileStore.UploadingStatusSetAsync(fileModel.Identifier, false);
await UploadStore.Cleanup(upload.Identifier);
var evt = new FileContentsUploadCompleteEvent
{
FileIdentifier = fileModel.Identifier
};
evt.Populate(fileModel);
await EventSender.SendAsync(evt);
return(fileModel);
}