Files
duplicati/Duplicati/Library/Main/Operation/Backup/CountFilesHandler.cs
T
2016-02-29 21:52:11 +01:00

76 lines
3.0 KiB
C#

// Copyright (C) 2015, The Duplicati Team
// http://www.duplicati.com, info@duplicati.com
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
using System;
using System.Threading.Tasks;
using Duplicati.Library.Utility;
using System.Threading;
using CoCoL;
namespace Duplicati.Library.Main.Operation.Backup
{
internal static class CountFilesHandler
{
public static Task Run(Snapshots.ISnapshotService snapshot, BackupResults result, Options options, IFilter sourcefilter, IFilter filter, Common.ITaskReader taskreader, System.Threading.CancellationToken token)
{
// Make sure we create the enumeration process in a seperate scope,
// but keep the log channel from the parent scope
using(new IsolatedChannelScope(Common.Channels.LogChannel))
{
var enumeratorTask = Backup.FileEnumerationProcess.Run(snapshot, options.FileAttributeFilter, sourcefilter, filter, options.SymlinkPolicy, options.HardlinkPolicy, options.ChangedFilelist, taskreader);
var counterTask = AutomationExtensions.RunTask(new
{
Input = Backup.Channels.SourcePaths.ForRead
},
async self =>
{
var count = 0L;
var size = 0L;
try
{
while (await taskreader.ProgressAsync && !token.IsCancellationRequested)
{
var path = await self.Input.ReadAsync();
count++;
try
{
size += snapshot.GetFileSize(path);
}
catch
{
}
result.OperationProgressUpdater.UpdatefileCount(count, size, false);
}
}
finally
{
result.OperationProgressUpdater.UpdatefileCount(count, size, true);
}
});
return Task.WhenAll(enumeratorTask, counterTask);
}
}
}
}