public void Create(Stream target, FileFilter filter, string basePath, string packageFormat)
{
Stream archive = new MemoryStream();
string cleanUp = null;
try
{
switch (packageFormat)
{
case PackageManager.ARCHIVE_FORMAT_TAR_GZIP:
{
Console.WriteLine("Writing package in tar/gzip format...");
break;
}
case PackageManager.ARCHIVE_FORMAT_TAR_LZMA:
default:
{
Console.WriteLine("Writing package in tar/lzma format...");
break;
}
}
switch (packageFormat)
{
case PackageManager.ARCHIVE_FORMAT_TAR_GZIP:
case PackageManager.ARCHIVE_FORMAT_TAR_LZMA:
default:
{
var state = _deduplicator.CreateState();
Console.Write("Deduplicating files in package...");
var progressHelper = new DedupProgressRenderer(filter.Count());
var current = 0;
foreach (var kv in filter.OrderBy(kv => kv.Value))
{
if (kv.Value.EndsWith("/"))
{
// Directory
_deduplicator.AddDirectory(state, kv.Value);
}
else
{
// File
var realFile = Path.Combine(basePath, kv.Key);
var realFileInfo = new FileInfo(realFile);
_deduplicator.AddFile(state, realFileInfo, kv.Value);
}
current++;
progressHelper.SetProgress(current);
}
progressHelper.Finalize();
Console.WriteLine("Adding files to package...");
try
{
using (var writer = new tar_cs.TarWriter(archive))
{
_deduplicator.PushToTar(state, writer);
}
}
catch (OutOfMemoryException ex)
{
// It's possible the archive is too large to store in memory. Fall
// back to using a temporary file on disk.
cleanUp = Path.GetTempFileName();
Console.WriteLine(
"WARNING: Out-of-memory while creating TAR file, falling back to storing " +
"temporary file on disk at " + cleanUp + " during package creation.");
archive.Dispose();
archive = new FileStream(cleanUp, FileMode.Create, FileAccess.ReadWrite);
using (var writer = new tar_cs.TarWriter(archive))
{
_deduplicator.PushToTar(state, writer);
}
}
break;
}
}
archive.Seek(0, SeekOrigin.Begin);
switch (packageFormat)
{
case PackageManager.ARCHIVE_FORMAT_TAR_GZIP:
{
Console.WriteLine("Compressing package...");
using (var compress = new GZipStream(target, CompressionMode.Compress))
{
archive.CopyTo(compress);
}
break;
}
case PackageManager.ARCHIVE_FORMAT_TAR_LZMA:
default:
{
Console.Write("Compressing package...");
var progressHelper = new CompressProgressRenderer(archive.Length);
LZMA.LzmaHelper.Compress(archive, target, progressHelper);
progressHelper.Finalize();
break;
}
}
}
finally
{
if (cleanUp != null)
{
try
{
File.Delete(cleanUp);
}
catch
{
Console.WriteLine("WARNING: Unable to clean up temporary package file at " + cleanUp);
}
}
}
}
public void Create(Stream target, FileFilter filter, string basePath, string packageFormat)
{
Stream archive = new MemoryStream();
string cleanUp = null;
try
{
switch (packageFormat)
{
case PackageManager.ARCHIVE_FORMAT_TAR_GZIP:
{
Console.WriteLine("Writing package in tar/gzip format...");
break;
}
case PackageManager.ARCHIVE_FORMAT_TAR_LZMA:
default:
{
Console.WriteLine("Writing package in tar/lzma format...");
break;
}
}
switch (packageFormat)
{
case PackageManager.ARCHIVE_FORMAT_TAR_GZIP:
case PackageManager.ARCHIVE_FORMAT_TAR_LZMA:
default:
{
var state = _deduplicator.CreateState();
Console.Write("Deduplicating files in package...");
var progressHelper = new DedupProgressRenderer(filter.Count());
var current = 0;
foreach (var kv in filter.OrderBy(kv => kv.Value))
{
if (kv.Value.EndsWith("/"))
{
// Directory
_deduplicator.AddDirectory(state, kv.Value);
}
else
{
// File
var realFile = Path.Combine(basePath, kv.Key);
var realFileInfo = new FileInfo(realFile);
_deduplicator.AddFile(state, realFileInfo, kv.Value);
}
current++;
progressHelper.SetProgress(current);
}
progressHelper.Finalize();
Console.WriteLine("Adding files to package...");
try
{
using (var writer = new tar_cs.TarWriter(archive))
{
_deduplicator.PushToTar(state, writer);
}
}
catch (OutOfMemoryException ex)
{
// It's possible the archive is too large to store in memory. Fall
// back to using a temporary file on disk.
cleanUp = Path.GetTempFileName();
Console.WriteLine(
"WARNING: Out-of-memory while creating TAR file, falling back to storing " +
"temporary file on disk at " + cleanUp + " during package creation.");
archive.Dispose();
archive = new FileStream(cleanUp, FileMode.Create, FileAccess.ReadWrite);
using (var writer = new tar_cs.TarWriter(archive))
{
_deduplicator.PushToTar(state, writer);
}
}
break;
}
}
archive.Seek(0, SeekOrigin.Begin);
switch (packageFormat)
{
case PackageManager.ARCHIVE_FORMAT_TAR_GZIP:
{
Console.WriteLine("Compressing package...");
using (var compress = new GZipStream(target, CompressionMode.Compress))
{
archive.CopyTo(compress);
}
break;
}
case PackageManager.ARCHIVE_FORMAT_TAR_LZMA:
default:
{
Console.Write("Compressing package...");
var progressHelper = new CompressProgressRenderer(archive.Length);
LZMA.LzmaHelper.Compress(archive, target, progressHelper);
progressHelper.Finalize();
break;
}
}
}
finally
{
if (cleanUp != null)
{
try
{
File.Delete(cleanUp);
}
catch
{
Console.WriteLine("WARNING: Unable to clean up temporary package file at " + cleanUp);
}
}
}
}
