private async Task <ExperimentStatusSummary> TryDownloadStatusSummary(int expId, int?refExpId)
{
string fileName = GetStatusSummaryFileName(expId, refExpId);
var blobName = GetStatusSummaryBlobName(fileName);
var blob = summaryContainer.GetBlockBlobReference(blobName);
try
{
using (MemoryStream ms = new MemoryStream())
{
await blob.DownloadToStreamAsync(ms);
ms.Position = 0;
using (ZipFile zip = ZipFile.Read(ms))
{
var zip_summary = zip[fileName];
using (MemoryStream mem = new MemoryStream((int)zip_summary.UncompressedSize))
{
zip_summary.Extract(mem);
mem.Position = 0;
return(ExperimentStatusSummaryStorage.Load(expId, refExpId, mem));
}
}
}
}
catch (StorageException ex) when(ex.RequestInformation.HttpStatusCode == (int)System.Net.HttpStatusCode.NotFound)
{
return(null);
}
}
private async Task UploadStatusSummary(ExperimentStatusSummary summary)
{
string fileName = GetStatusSummaryFileName(summary.Id, summary.ReferenceId);
string blobName = GetStatusSummaryBlobName(fileName);
var blob = summaryContainer.GetBlockBlobReference(blobName);
using (Stream zipStream = new MemoryStream())
{
using (ZipFile zip = new ZipFile())
using (MemoryStream mem = new MemoryStream())
{
ExperimentStatusSummaryStorage.Save(summary, mem);
mem.Position = 0;
zip.AddEntry(fileName, mem);
zip.Save(zipStream);
}
zipStream.Position = 0;
await blob.UploadFromStreamAsync(zipStream, AccessCondition.GenerateEmptyCondition(), new BlobRequestOptions { RetryPolicy = retryPolicy }, null);
}
}
