public AWSArchiveResult DownloadFile(AWSArchiveRquest request)
{
archiveRequest = request;
using (manager = new ArchiveTransferManager(RegionEndpoint.USEast1))
{
if (CheckRequiredFields())
{
try
{
Form1.log.Info("Download Archive" + request.ArchiveID + " " + request.Description + " " + request.FileName);
try
{
var options = new DownloadOptions();
options.StreamTransferProgress += OnProgress;
// Download an archive.
manager.Download(vaultName, request.ArchiveID, request.Description, options);
if (request.Description.Contains(".tif"))
{
String outfileName = String.Empty;
String fileName = request.Description;
FileInfo fi = new FileInfo(fileName);
fi.MoveTo(fileName + ".z");
fileName = fileName + ".z";
outfileName = fileName.Replace(".z", "");
FileStream inputFile = File.Open(fileName, FileMode.Open, FileAccess.Read);
byte[] treeHash = Form1.ComputeSHA256TreeHash(inputFile);
String zipChecksum = BitConverter.ToString(treeHash).Replace("-", "").ToLower();
Form1.log.Info(fileName + " Tree SHA 256 Checksum : " + zipChecksum);
Form1.log.Info(fileName + " Original Injection Tree SHA 256 Checksum : " + request.ChecksumTreeSHA256Compressed);
ParallelCompress.doNotUseTPL = false;
ParallelCompress.compressStrictSeqential = false;
ParallelCompress.UncompressFast(outfileName, fileName, true);
inputFile = File.Open(outfileName, FileMode.Open, FileAccess.Read);
treeHash = Form1.ComputeSHA256TreeHash(inputFile);
String decompressedChecksum = BitConverter.ToString(treeHash).Replace("-", "").ToLower();
Form1.log.Info(outfileName + " Decmpressed Tree SHA 256 Checksum : " + zipChecksum);
Form1.log.Info(outfileName + " Decmplressed Original Tree SHA 256 Checksum : " + request.ChecksumTreeSHA256Compressed);
}
}
catch (AmazonGlacierException e) { Form1.log.Error(e.ToString()); }
catch (AmazonServiceException e) { Form1.log.Error(e.ToString()); }
catch (Exception e) { Form1.log.Error(e.ToString()); }
}
catch (AmazonGlacierException e)
{
Form1.log.Error(e.ToString());
}
catch (AmazonServiceException e)
{
Form1.log.Error(e.ToString());
}
}
return(new AWSArchiveResult());
}
}
private void archiveFile(String sinkDirectory, string sourceDirectory, string fileName, ArrayList awsDynamoFields, ArrayList awsDynamoVals)
{
try
{
log.Info("Moving " + sourceDirectory + fileName + " to " + sinkDirectory);
awsDynamoFields.Add("sourceDirectory"); awsDynamoVals.Add(sourceDirectory);
awsDynamoFields.Add("fileName"); awsDynamoVals.Add(fileName);
awsDynamoFields.Add("awsVaultName"); awsDynamoVals.Add(awsVaultName);
awsDynamoFields.Add("tarLogName"); awsDynamoVals.Add(tarLogName);
String sha256TreeHash = String.Empty;
File.Copy(sourceDirectory + "\\" + fileName, sinkDirectory + "\\" + fileName, true);
sha256TreeHash = String.Empty;
if (doCompress.Checked == true)
{
klDOTNETTimer kldnt = new klDOTNETTimer();
ParallelCompress.doNotUseTPL = false;
ParallelCompress.compressStrictSeqential = false;
String outfileName = String.Empty;
String fileNameLoc = sinkDirectory + "\\" + fileName;
FileStream inputFile = File.Open(fileNameLoc, FileMode.Open, FileAccess.Read);
kldnt.Start();
byte[] treeHash = ComputeSHA256TreeHash(inputFile);
String fileChecksum = BitConverter.ToString(treeHash).Replace("-", "").ToLower();
kldnt.Stop();
double itime = kldnt.Duration;
log.Info("dt Compute SHA256 Tree Hash : " + fileName + " = " + Convert.ToString(itime));
sha256TreeHash = BitConverter.ToString(treeHash).Replace("-", "").ToLower();
log.Info("dt Compute SHA256 Hash : " + fileName + " = " + Convert.ToString(itime));
log.Info("SHA 256 Tree : " + fileName + " = " + sha256TreeHash);
FileInfo fio = new System.IO.FileInfo(fileName);
String shortName = fileName.Replace(fio.Extension, "");
outfileName = sinkDirectory + "\\" + shortName + ".z";
log.Info("Compressing " + fileName + "\\n");
ParallelCompress.CompressFast(outfileName, fileNameLoc, true);
FileStream outputFileStream = File.Open(outfileName, FileMode.Open, FileAccess.Read);
byte[] treeHashZipFile = ComputeSHA256TreeHash(outputFileStream);
String sha256TreeHashZipFile = BitConverter.ToString(treeHashZipFile).Replace("-", "").ToLower();
TarEntry entry = TarEntry.CreateEntryFromFile(fileNameLoc);
archive.WriteEntry(entry, true);
log.Info("SHA256 Checksum : " + fileNameLoc + " = " + fileChecksum);
tarLog.WriteLine(fileName + "," + fileChecksum + "," + shortName + ".z" + "," + sha256TreeHashZipFile);
awsDynamoFields.Add("sha256TreeHashUncompressed"); awsDynamoVals.Add(sha256TreeHash);
awsDynamoFields.Add("sha256TreeHashCompressed"); awsDynamoVals.Add(sha256TreeHashZipFile);
File.Delete(fileNameLoc);
}
else
{
String fileNameLoc = sinkDirectory + "\\" + fileName;
//For files less than 1MB this is the same as the simple checksum.
FileStream inputFile = File.Open(fileNameLoc, FileMode.Open, FileAccess.Read);
byte[] treeHash = ComputeSHA256TreeHash(inputFile);
sha256TreeHash = BitConverter.ToString(treeHash).Replace("-", "").ToLower();
TarEntry entry = TarEntry.CreateEntryFromFile(fileNameLoc);
archive.WriteEntry(entry, true);
awsDynamoFields.Add("sha256TreeHashUncompressed"); awsDynamoVals.Add(sha256TreeHash);
tarLog.WriteLine(fileNameLoc + "," + sha256TreeHash + "," + fileName + "," + "NoCompression");
log.Info("SHA256 Checksum : " + fileNameLoc + " = " + sha256TreeHash);
File.Delete(fileNameLoc);
}
}
catch (Exception ex)
{
log.Error(ex.ToString());
throw ex;
}
}
