Files
duplicati/Duplicati/Library/Main/Interface.cs
T
kenneth.skovhede@gmail.com 0c81020e47 Fixed an issue when restoring a partial set, introduced by r334.
Fixed cancelling the restore when not using background restore.

git-svn-id: https://duplicati.googlecode.com/svn/trunk@349 59da171f-624f-0410-aa54-27559c288bec
2010-01-20 17:40:58 +00:00

1067 lines
49 KiB
C#

#region Disclaimer / License
// Copyright (C) 2010, Kenneth Skovhede
// http://www.hexad.dk, opensource@hexad.dk
//
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
#endregion
using System;
using System.Collections.Generic;
using System.Text;
namespace Duplicati.Library.Main
{
public enum DuplicatiOperation
{
Backup,
Restore,
List,
Remove
};
public delegate void OperationProgressEvent(Interface caller, DuplicatiOperation operation, int progress, int subprogress, string message, string submessage);
public class Interface : IDisposable, LiveControl.ILiveControl
{
//The amount of progressbar allocated for reading incremental data
private const double INCREMENAL_COST = 0.15;
private string m_backend;
private Options m_options;
private double m_incrementalFraction = INCREMENAL_COST;
private double m_progress = 0.0;
private string m_lastProgressMessage = "";
public event OperationProgressEvent OperationStarted;
public event OperationProgressEvent OperationCompleted;
public event OperationProgressEvent OperationProgress;
public event OperationProgressEvent OperationError;
/// <summary>
/// The live control interface
/// </summary>
private LiveControl.LiveControl m_liveControl;
public Interface(string backend, Dictionary<string, string> options)
{
m_backend = backend;
m_options = new Options(options);
m_liveControl = new LiveControl.LiveControl(System.Threading.Thread.CurrentThread, m_options);
OperationProgress += new OperationProgressEvent(Interface_OperationProgress);
}
/// <summary>
/// Event handler for the OperationProgres, used to store the last status message
/// </summary>
private void Interface_OperationProgress(Interface caller, DuplicatiOperation operation, int progress, int subprogress, string message, string submessage)
{
m_lastProgressMessage = message;
}
private void CheckLiveControl()
{
m_liveControl.PauseIfRequested();
if (m_liveControl.IsStopRequested)
throw new LiveControl.ExecutionStoppedException();
}
public string Backup(string source)
{
BackupStatistics bs = new BackupStatistics();
SetupCommonOptions();
BackendWrapper backend = null;
long volumesUploaded = 0;
using (new Logging.Timer("Backup from " + source + " to " + m_backend))
{
try
{
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.Backup, -1, -1, Strings.Interface.StatusLoadingFilelist, "");
OperationProgress(this, DuplicatiOperation.Backup, -1, -1, Strings.Interface.StatusLoadingFilelist, "");
CheckLiveControl();
bool full = m_options.Full;
backend = new BackendWrapper(bs, m_backend, m_options);
backend.ProgressEvent += new Duplicati.Library.Main.RSync.RSyncDir.ProgressEventDelegate(BackupTransfer_ProgressEvent);
m_progress = 0.0;
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, Strings.Interface.StatusReadingIncrementals, "");
CheckLiveControl();
List<BackupEntry> backupsets = backend.GetBackupSets();
if (backupsets.Count == 0)
full = true;
if (!full)
full = DateTime.Now > m_options.FullIfOlderThan(backupsets[backupsets.Count - 1].Time);
List<string> controlfiles = new List<string>();
if (!string.IsNullOrEmpty(m_options.SignatureControlFiles))
controlfiles.AddRange(m_options.SignatureControlFiles.Split(System.IO.Path.PathSeparator));
using (Core.TempFolder tempfolder = new Duplicati.Library.Core.TempFolder())
{
List<Core.IFileArchive> patches = new List<Duplicati.Library.Core.IFileArchive>();
if (!full)
{
m_incrementalFraction = INCREMENAL_COST;
List<BackupEntry> entries = new List<BackupEntry>();
entries.Add(backupsets[backupsets.Count - 1]);
entries.AddRange(backupsets[backupsets.Count - 1].Incrementals);
patches = FindPatches(backend, entries, tempfolder);
}
else
m_incrementalFraction = 0.0;
DateTime backuptime = DateTime.Now;
using (RSync.RSyncDir dir = new Duplicati.Library.Main.RSync.RSyncDir(source, bs, m_options.Filter, patches))
{
OperationProgress(this, DuplicatiOperation.Backup, -1, -1, Strings.Interface.StatusBuildingFilelist, "");
CheckLiveControl();
dir.ProgressEvent += new Duplicati.Library.Main.RSync.RSyncDir.ProgressEventDelegate(BackupRSyncDir_ProgressEvent);
dir.DisableFiletimeCheck = m_options.DisableFiletimeCheck;
dir.MaxFileSize = m_options.SkipFilesLargerThan;
using (new Logging.Timer("Initiating multipass"))
dir.InitiateMultiPassDiff(full);
int vol = 0;
long totalsize = 0;
List<string> contenthashes = new List<string>();
List<string> signaturehashes = new List<string>();
bool done = false;
while (!done && totalsize < m_options.MaxSize)
{
using (new Logging.Timer("Multipass " + (vol + 1).ToString()))
{
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusCreatingVolume, vol + 1), "");
CheckLiveControl();
//The backendwrapper will remove these
Core.TempFile signaturefile = new Duplicati.Library.Core.TempFile();
Core.TempFile contentfile = new Duplicati.Library.Core.TempFile();
signaturefile.Protected = true;
contentfile.Protected = true;
using (Compression.FileArchiveZip signaturearchive = Duplicati.Library.Compression.FileArchiveZip.CreateArchive(signaturefile))
using (Compression.FileArchiveZip contentarchive = Duplicati.Library.Compression.FileArchiveZip.CreateArchive(contentfile))
{
//Add signature files to archive
foreach (string s in controlfiles)
if (!string.IsNullOrEmpty(s))
using (System.IO.Stream cs = signaturearchive.CreateFile(System.IO.Path.Combine(RSync.RSyncDir.CONTROL_ROOT, System.IO.Path.GetFileName(s))))
using (System.IO.FileStream fs = System.IO.File.OpenRead(s))
Core.Utility.CopyStream(fs, cs);
//Only add control files to the very first volume
controlfiles.Clear();
done = dir.MakeMultiPassDiff(signaturearchive, contentarchive, Math.Min(m_options.VolumeSize, m_options.MaxSize - totalsize));
totalsize += new System.IO.FileInfo(contentfile).Length;
totalsize += signaturearchive.Size;
if (totalsize >= m_options.MaxSize)
dir.FinalizeMultiPass(signaturearchive, contentarchive);
}
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusUploadingContentVolume, vol + 1), "");
//Last check before we upload, we do not interrupt transfers
CheckLiveControl();
contenthashes.Add(Core.Utility.CalculateHash(contentfile));
using (new Logging.Timer("Writing delta file " + (vol + 1).ToString()))
backend.Put(new BackupEntry(BackupEntry.EntryType.Content, full, backuptime, vol + 1), contentfile);
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusUploadingSignatureVolume, vol + 1), "");
signaturehashes.Add(Core.Utility.CalculateHash(signaturefile));
using (new Logging.Timer("Writing remote signatures"))
backend.Put(new BackupEntry(BackupEntry.EntryType.Signature, full, backuptime, vol + 1), signaturefile);
}
//The backend wrapper will remove this
Core.TempFile mf = new Duplicati.Library.Core.TempFile();
mf.Protected = true;
using (new Logging.Timer("Writing manifest"))
{
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
System.Xml.XmlNode root = doc.AppendChild(doc.CreateElement("Manifest"));
root.Attributes.Append(doc.CreateAttribute("version")).Value = "1";
root.AppendChild(doc.CreateElement("VolumeCount")).InnerText = (vol + 1).ToString();
System.Xml.XmlNode contentroot = root.AppendChild(doc.CreateElement("ContentFiles"));
System.Xml.XmlNode signatureroot = root.AppendChild(doc.CreateElement("SignatureFiles"));
foreach (string s in contenthashes)
contentroot.AppendChild(doc.CreateElement("Hash")).InnerText = s;
foreach (string s in signaturehashes)
signatureroot.AppendChild(doc.CreateElement("Hash")).InnerText = s;
doc.Save(mf);
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusUploadingManifestVolume, vol + 1), "");
backend.Put(new BackupEntry(BackupEntry.EntryType.Manifest, full, backuptime, 0), mf);
}
//A control for partial uploads
volumesUploaded++;
//The file volume counter
vol++;
}
}
}
}
catch(Exception ex)
{
if (volumesUploaded == 0)
throw; //This also activates "finally", unlike in other languages...
bs.LogError(string.Format(Strings.Interface.PartialUploadMessage, volumesUploaded, ex.Message));
}
finally
{
m_progress = 100.0;
if (backend != null)
backend.Dispose();
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.Backup, 100, -1, Strings.Interface.StatusCompleted, "");
OperationProgress(this, DuplicatiOperation.Backup, 100, -1, Strings.Interface.StatusCompleted, "");
}
}
bs.EndTime = DateTime.Now;
return bs.ToString();
}
/// <summary>
/// Event handler for reporting upload/download progress
/// </summary>
/// <param name="progress">The upload/download progress in percent</param>
/// <param name="filename">The name of the file being transfered</param>
private void BackupTransfer_ProgressEvent(int progress, string filename)
{
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), progress, m_lastProgressMessage, filename);
}
/// <summary>
/// Event handler for reporting backup/restore progress
/// </summary>
/// <param name="progress">The total progress in percent</param>
/// <param name="filename">The file currently being examined</param>
private void BackupRSyncDir_ProgressEvent(int progress, string filename)
{
m_progress = ((1.0 - m_incrementalFraction) * (progress / (double)100.0)) + m_incrementalFraction;
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusProcessing, filename), "");
CheckLiveControl();
}
public string Restore(string target)
{
SetupCommonOptions();
RestoreStatistics rs = new RestoreStatistics();
m_progress = 0;
BackendWrapper backend = null;
using (new Logging.Timer("Restore from " + m_backend + " to " + target))
{
try
{
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.Restore, -1, -1, Strings.Interface.StatusStarted, "");
OperationProgress(this, DuplicatiOperation.Restore, -1, -1, Strings.Interface.StatusStarted, "");
Core.FilenameFilter filter = m_options.Filter;
//Filter is prefered, if both file and filter is specified
if (!m_options.HasFilter && !string.IsNullOrEmpty(m_options.FileToRestore))
{
List<Core.IFilenameFilter> list = new List<Duplicati.Library.Core.IFilenameFilter>();
list.Add(new Core.FilelistFilter(true, m_options.FileToRestore.Split(System.IO.Path.PathSeparator)));
list.Add(new Core.RegularExpressionFilter(false, ".*"));
filter = new Duplicati.Library.Core.FilenameFilter(list);
}
backend = new BackendWrapper(rs, m_backend, m_options);
backend.ProgressEvent += new Duplicati.Library.Main.RSync.RSyncDir.ProgressEventDelegate(BackupTransfer_ProgressEvent);
OperationProgress(this, DuplicatiOperation.Restore, (int)(m_progress * 100), -1, Strings.Interface.StatusReadingIncrementals, "");
BackupEntry bestFit = backend.GetBackupSet(m_options.RestoreTime);
m_progress = INCREMENAL_COST;
List<BackupEntry> entries = new List<BackupEntry>();
entries.Add(bestFit);
entries.AddRange(bestFit.Incrementals);
int patchno = 0;
int patchCount = 0;
foreach (BackupEntry be in entries)
foreach (BackupEntry bec in be.ContentVolumes)
patchCount++;
using (RSync.RSyncDir sync = new Duplicati.Library.Main.RSync.RSyncDir(target, rs, filter))
{
foreach (BackupEntry be in entries)
{
m_progress = ((1.0 - INCREMENAL_COST) * (patchno / (double)patchCount)) + INCREMENAL_COST;
List<string> contentHashes = null;
List<string> signatureHashes = null;
if (!m_options.SkipFileHashChecks)
{
OperationProgress(this, DuplicatiOperation.Restore, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusReadingManifest, be.Filename), "");
CheckLiveControl();
contentHashes = new List<string>();
signatureHashes = new List<string>();
using (new Logging.Timer("Get " + be.Filename))
using (Core.TempFile tf = new Duplicati.Library.Core.TempFile())
{
backend.Get(be, tf, null);
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
doc.Load(tf);
foreach (System.Xml.XmlNode n in doc.SelectNodes("Manifest/ContentFiles/Hash"))
contentHashes.Add(n.InnerText);
foreach (System.Xml.XmlNode n in doc.SelectNodes("Manifest/SignatureFiles/Hash"))
signatureHashes.Add(n.InnerText);
}
}
foreach (BackupEntry vol in be.ContentVolumes)
{
m_progress = ((1.0 - INCREMENAL_COST) * (patchno / (double)patchCount)) + INCREMENAL_COST;
//Skip nonlisted
if (contentHashes != null && vol.VolumeNumber > contentHashes.Count)
{
patchno++;
continue; //TODO: Report this
}
if (vol.CompressionMode != "zip")
throw new Exception(string.Format(Strings.Interface.UnexpectedCompressionError, vol.CompressionMode));
using (Core.TempFile patchzip = new Duplicati.Library.Core.TempFile())
{
OperationProgress(this, DuplicatiOperation.Restore, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusPatching, patchno + 1), "");
CheckLiveControl();
if (m_options.HasFilter || !string.IsNullOrEmpty(m_options.FileToRestore))
{
bool hasFiles = false;
using (Core.TempFile sigFile = new Duplicati.Library.Core.TempFile())
{
OperationProgress(this, DuplicatiOperation.Restore, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusDownloadingSignatureVolume, patchno + 1), "");
BackupEntry signatureVol = be.FindSignatureVolume(vol.VolumeNumber);
if (signatureVol == null)
throw new Exception(string.Format(Strings.Interface.MissingSignatureFile, vol.Time, vol.VolumeNumber, vol.Filename));
using (new Logging.Timer("Get " + signatureVol))
backend.Get(signatureVol, sigFile, signatureHashes == null ? null : signatureHashes[signatureVol.VolumeNumber - 1]);
using (Core.IFileArchive patch = new Compression.FileArchiveZip(sigFile))
{
foreach(KeyValuePair<RSync.RSyncDir.PatchFileType, string> k in sync.ListPatchFiles(patch))
if (filter.ShouldInclude("", System.IO.Path.DirectorySeparatorChar.ToString() + k.Value))
{
hasFiles = true;
break;
}
}
}
if (!hasFiles)
continue; //Avoid downloading the content file
}
OperationProgress(this, DuplicatiOperation.Restore, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusDownloadingContentVolume, patchno + 1), "");
using (new Logging.Timer("Get " + vol.Filename))
backend.Get(vol, patchzip, contentHashes == null ? null : contentHashes[vol.VolumeNumber - 1]);
OperationProgress(this, DuplicatiOperation.Restore, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusPatching, patchno + 1), "");
using (new Logging.Timer((patchno == 0 ? "Full restore to: " : "Incremental restore " + patchno.ToString() + " to: ") + target))
using(Core.IFileArchive patch = new Compression.FileArchiveZip(patchzip))
sync.Patch(target, patch);
}
patchno++;
}
}
}
}
finally
{
if (backend != null)
backend.Dispose();
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.Restore, 100, -1, Strings.Interface.StatusCompleted, "");
OperationProgress(this, DuplicatiOperation.Restore, 100, -1, Strings.Interface.StatusCompleted, "");
}
}
rs.EndTime = DateTime.Now;
//TODO: The RS should have the number of restored files, and the size of those
//but that is a little difficult, because some may be restored, and then removed
return rs.ToString();
}
/// <summary>
/// Restores control files added to a backup.
/// </summary>
/// <param name="target">The folder into which to restore the files</param>
/// <returns>A restore report</returns>
public string RestoreControlFiles(string target)
{
SetupCommonOptions();
RestoreStatistics rs = new RestoreStatistics();
BackendWrapper backend = null;
using (new Logging.Timer("Restore control files from " + m_backend + " to " + target))
{
try
{
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.Restore, 0, -1, Strings.Interface.StatusStarted, "");
backend = new BackendWrapper(rs, m_backend, m_options);
List<BackupEntry> attempts = backend.GetBackupSets();
List<BackupEntry> flatlist = new List<BackupEntry>();
foreach (BackupEntry be in attempts)
{
flatlist.Add(be);
flatlist.AddRange(be.Incrementals);
}
flatlist.Reverse();
string prefix = Core.Utility.AppendDirSeperator(RSync.RSyncDir.CONTROL_ROOT);
foreach (BackupEntry be in flatlist)
{
if (be.SignatureFile.Count > 0)
using(Core.TempFile z = new Duplicati.Library.Core.TempFile())
{
OperationProgress(this, DuplicatiOperation.Backup, 0, -1, string.Format(Strings.Interface.StatusReadingIncrementalFile, be.SignatureFile[0].Filename), "");
//TODO: Verify file hashes
using (new Logging.Timer("Get " + be.SignatureFile[0].Filename))
backend.Get(be.SignatureFile[0], z, null);
using(Compression.FileArchiveZip fz = new Duplicati.Library.Compression.FileArchiveZip(z))
{
bool any = false;
foreach (string f in fz.ListFiles(prefix))
{
any = true;
using (System.IO.Stream s1 = fz.OpenRead(f))
using (System.IO.Stream s2 = System.IO.File.Create(System.IO.Path.Combine(target, f.Substring(prefix.Length))))
Core.Utility.CopyStream(s1, s2);
}
if (any)
break;
rs.LogError(string.Format(Strings.Interface.FailedToFindControlFilesMessage, be.SignatureFile[0].Filename));
}
}
}
}
finally
{
if (backend != null)
backend.Dispose();
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.Restore, 100, -1, Strings.Interface.StatusCompleted, "");
}
}
rs.EndTime = DateTime.Now;
//TODO: The RS should have the number of restored files, and the size of those
//but that is a little difficult, because some may be restored, and then removed
return rs.ToString();
}
public string RemoveAllButNFull()
{
int x = Math.Max(0, m_options.RemoveAllButNFull);
StringBuilder sb = new StringBuilder();
using (BackendWrapper backend = new BackendWrapper(new CommunicationStatistics(), m_backend, m_options))
try
{
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.Remove, 0, -1, Strings.Interface.StatusStarted, "");
List<BackupEntry> entries = backend.GetBackupSets();
List<BackupEntry> toremove = new List<BackupEntry>();
while (entries.Count > x)
{
if (entries.Count == 1 && !m_options.AllowFullRemoval)
{
sb.AppendLine(string.Format(Strings.Interface.NotDeletingLastFullMessage, entries[0].Time));
break;
}
BackupEntry be = entries[0];
entries.RemoveAt(0);
be.Incrementals.Reverse();
toremove.AddRange(be.Incrementals);
toremove.Add(be);
}
if (entries.Count == 0 && toremove.Count > 0 && !m_options.AllowFullRemoval)
throw new Exception(Strings.Interface.InternalDeleteCountError);
sb.Append(RemoveBackupSets(backend, toremove));
}
finally
{
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.Remove, 100, -1, Strings.Interface.StatusCompleted, "");
}
return sb.ToString();
}
public string RemoveOlderThan()
{
StringBuilder sb = new StringBuilder();
DateTime expires = m_options.RemoveOlderThan;
using (BackendWrapper backend = new BackendWrapper(new CommunicationStatistics(), m_backend, m_options))
try
{
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.Remove, 0, -1, Strings.Interface.StatusStarted, "");
List<BackupEntry> entries = backend.GetBackupSets();
List<BackupEntry> toremove = new List<BackupEntry>();
while (entries.Count > 0 && entries[0].Time <= expires)
{
if (entries.Count == 1 && !m_options.AllowFullRemoval)
{
sb.AppendLine(string.Format(Strings.Interface.NotDeletingLastFullMessage, entries[0].Time));
break;
}
BackupEntry be = entries[0];
entries.RemoveAt(0);
bool hasNewer = false;
foreach (BackupEntry bex in be.Incrementals)
if (bex.Time >= expires)
{
hasNewer = true;
break;
}
if (hasNewer)
{
List<BackupEntry> t = new List<BackupEntry>(be.Incrementals);
t.Insert(0, be);
for (int i = 0; i < t.Count; i++)
if (t[i].Time <= expires)
sb.AppendLine(string.Format(Strings.Interface.NotDeletingBackupSetMessage, t[i].Time.ToString(System.Globalization.CultureInfo.InvariantCulture)));
break;
}
else
{
be.Incrementals.Reverse();
toremove.AddRange(be.Incrementals);
toremove.Add(be);
}
}
if (entries.Count == 0 && toremove.Count > 0 && !m_options.AllowFullRemoval)
throw new Exception(Strings.Interface.InternalDeleteCountError);
sb.Append(RemoveBackupSets(backend, toremove));
}
finally
{
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.Remove, 100, -1, Strings.Interface.StatusCompleted, "");
}
return sb.ToString();
}
private string RemoveBackupSets(BackendWrapper backend, List<BackupEntry> entries)
{
StringBuilder sb = new StringBuilder();
foreach (BackupEntry be in entries)
{
sb.AppendLine(string.Format(Strings.Interface.DeletingBackupSetMessage, be.Time.ToString(System.Globalization.CultureInfo.InvariantCulture)));
if (m_options.Force)
{
//Delete manifest
backend.Delete(be);
foreach (BackupEntry bex in be.ContentVolumes)
backend.Delete(bex);
foreach (BackupEntry bex in be.SignatureFile)
backend.Delete(bex);
}
}
if (!m_options.Force && entries.Count > 0)
sb.AppendLine(Strings.Interface.FilesAreNotForceDeletedMessage);
return sb.ToString();
}
public string[] List()
{
SetupCommonOptions();
List<string> res = new List<string>();
Duplicati.Library.Backend.IBackend i = new Duplicati.Library.Backend.BackendLoader(m_backend, m_options.RawOptions);
if (i == null)
throw new Exception(string.Format(Strings.Interface.BackendNotFoundError, m_backend));
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.List, 0, -1, Strings.Interface.StatusStarted, "");
using(i)
foreach (Duplicati.Library.Backend.FileEntry fe in i.List())
res.Add(fe.Name);
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.List, 100, -1, Strings.Interface.StatusCompleted, "");
return res.ToArray();
}
public string Cleanup()
{
bool anyRemoved = false;
using (BackendWrapper backend = new BackendWrapper(new CommunicationStatistics(), m_backend, m_options))
{
List<BackupEntry> sorted = backend.GetBackupSets();
List<BackupEntry> entries = new List<BackupEntry>();
entries.AddRange(sorted);
foreach (BackupEntry be in sorted)
entries.AddRange(be.Incrementals);
backend.DeleteOrphans();
//Now compare the actual filelist with the manifest
foreach (BackupEntry be in entries)
{
using (new Logging.Timer("Get " + be.Filename))
using (Core.TempFile tf = new Duplicati.Library.Core.TempFile())
{
backend.Get(be, tf, null);
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
doc.Load(tf);
int count = doc.SelectNodes("Manifest/SignatureFiles/Hash").Count;
if (doc.SelectNodes("Manifest/ContentFiles/Hash").Count != count)
throw new Exception(string.Format(Strings.Interface.ManifestWrongCountError, be.Filename));
if (count == 0)
throw new Exception(string.Format(Strings.Interface.ManifestNoFilesError, be.Filename));
for (int i = count - 1; i < be.SignatureFile.Count; i++)
{
anyRemoved = true;
Logging.Log.WriteMessage(string.Format(Strings.Interface.RemovingPartialFilesMessage, be.SignatureFile[i].Filename), Duplicati.Library.Logging.LogMessageType.Information);
if (m_options.Force)
backend.Delete(be.SignatureFile[i]);
}
for (int i = count - 1; i < be.ContentVolumes.Count; i++)
{
anyRemoved = true;
Logging.Log.WriteMessage(string.Format(Strings.Interface.RemovingPartialFilesMessage, be.SignatureFile[i].Filename), Duplicati.Library.Logging.LogMessageType.Information);
if (m_options.Force)
backend.Delete(be.ContentVolumes[i]);
}
}
}
}
if (!m_options.Force && anyRemoved)
Logging.Log.WriteMessage(Strings.Interface.FilesAreNotForceDeletedMessage, Duplicati.Library.Logging.LogMessageType.Information);
return ""; //TODO: Write a message here?
}
public IList<string> ListContent()
{
SetupCommonOptions();
RestoreStatistics rs = new RestoreStatistics();
Core.FilenameFilter filter = m_options.Filter;
DateTime timelimit = m_options.RestoreTime;
if (OperationStarted != null)
OperationStarted(this, DuplicatiOperation.List, 0, -1, Strings.Interface.StatusStarted, "");
List<string> res;
using (BackendWrapper backend = new BackendWrapper(rs, m_backend, m_options))
using (Core.TempFolder basefolder = new Duplicati.Library.Core.TempFolder())
{
BackupEntry bestFit = backend.GetBackupSet(timelimit);
List<BackupEntry> entries = new List<BackupEntry>();
entries.Add(bestFit);
entries.AddRange(bestFit.Incrementals);
List<Core.IFileArchive> patches = FindPatches(backend, entries, basefolder);
using (RSync.RSyncDir dir = new Duplicati.Library.Main.RSync.RSyncDir(basefolder, rs, filter, patches))
res = dir.UnmatchedFiles();
}
if (OperationCompleted != null)
OperationCompleted(this, DuplicatiOperation.List, 100, -1, Strings.Interface.StatusCompleted, "");
return res;
}
private void SetupCommonOptions()
{
if (!string.IsNullOrEmpty(m_options.TempDir))
Core.TempFolder.SystemTempPath = m_options.TempDir;
if (!string.IsNullOrEmpty(m_options.ThreadPriority))
System.Threading.Thread.CurrentThread.Priority = Core.Utility.ParsePriority(m_options.ThreadPriority);
}
private List<Core.IFileArchive> FindPatches(BackendWrapper backend, List<BackupEntry> entries, string tempfolder)
{
List<Core.IFileArchive> patches = new List<Core.IFileArchive>();
using (new Logging.Timer("Reading incremental data"))
{
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, Strings.Interface.StatusReadingIncrementalData, "");
//Calculate the total number of files to download
//, and verify their order
int incCount = 0;
foreach (BackupEntry be in entries)
{
int volNo = 0;
//Prevent order based bugs
if (entries.IndexOf(be) > 0)
if (entries[entries.IndexOf(be) - 1].Time >= be.Time)
throw new Exception(Strings.Interface.BadSortingDetectedError);
incCount++;
foreach (BackupEntry bes in be.SignatureFile)
{
incCount++;
if (volNo + 1 != bes.VolumeNumber)
throw new Exception(Strings.Interface.BadVolumeSortOrder);
volNo++;
}
}
//The incremental part has a fixed cost, and each file has a fixed fraction of that
double unitCost = m_incrementalFraction / incCount;
foreach (BackupEntry be in entries)
{
m_progress += unitCost;
List<string> signatureHashes = null;
if (!m_options.SkipFileHashChecks)
{
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusReadingManifest, be.Time.ToShortDateString() + " " + be.Time.ToShortTimeString()), "");
signatureHashes = new List<string>();
using (new Logging.Timer("Get " + be.Filename))
using (Core.TempFile tf = new Duplicati.Library.Core.TempFile())
{
backend.Get(be, tf, null);
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
doc.Load(tf);
foreach (System.Xml.XmlNode n in doc.SelectNodes("Manifest/SignatureFiles/Hash"))
signatureHashes.Add(n.InnerText);
}
}
foreach (BackupEntry bes in be.SignatureFile)
{
m_progress += unitCost;
//Skip non-listed incrementals
if (signatureHashes != null && bes.VolumeNumber > signatureHashes.Count)
{
foreach (BackupEntry bec in be.ContentVolumes)
if (bec.VolumeNumber == bes.VolumeNumber)
backend.AddOrphan(bec);
backend.AddOrphan(bes);
continue;
}
OperationProgress(this, DuplicatiOperation.Backup, (int)(m_progress * 100), -1, string.Format(Strings.Interface.StatusReadingSignatureFile, bes.Time.ToShortDateString() + " " + bes.Time.ToShortTimeString(), bes.VolumeNumber.ToString()), "");
string filename = System.IO.Path.Combine(tempfolder, "patch-" + patches.Count.ToString() + ".zip");
using (new Logging.Timer("Get " + bes.Filename))
backend.Get(bes, filename, signatureHashes == null ? null : signatureHashes[bes.VolumeNumber - 1]);
patches.Add(new Compression.FileArchiveZip(filename));
}
}
}
backend.DeleteOrphans();
return patches;
}
public void PurgeSignatureCache()
{
if (string.IsNullOrEmpty(m_options.SignatureCachePath))
throw new Exception(Strings.Interface.SignatureCachePathMissingError);
else
RemoveSignatureFiles(m_options.SignatureCachePath);
}
public List<BackupEntry> GetBackupSets()
{
using (BackendWrapper backend = new BackendWrapper(new CommunicationStatistics(), m_backend, m_options))
return backend.GetBackupSets();
}
public List<KeyValuePair<RSync.RSyncDir.PatchFileType, string>> ListActualSignatureFiles()
{
using (BackendWrapper backend = new BackendWrapper(new CommunicationStatistics(), m_backend, m_options))
{
BackupEntry bestFit = backend.GetBackupSet(m_options.RestoreTime);
if (bestFit.Incrementals.Count > 0) //Get the most recent incremental
bestFit = bestFit.Incrementals[bestFit.Incrementals.Count - 1];
using (Core.TempFolder folder = new Duplicati.Library.Core.TempFolder())
{
List<Core.IFileArchive> patches = FindPatches(backend, new List<BackupEntry>(new BackupEntry[] { bestFit }), folder);
using (RSync.RSyncDir dir = new Duplicati.Library.Main.RSync.RSyncDir(folder, new CommunicationStatistics(), null))
return dir.ListPatchFiles(patches);
}
}
}
public static void RemoveSignatureFiles(string folder)
{
FilenameStrategy cachenames = BackendWrapper.CreateCacheFilenameStrategy();
foreach (string s in Core.Utility.EnumerateFiles(folder))
{
BackupEntry e = cachenames.DecodeFilename(new Duplicati.Library.Backend.FileEntry(System.IO.Path.GetFileName(s)));
if (e.IsShortName == cachenames.UseShortNames && e.Type == BackupEntry.EntryType.Signature)
{
try { System.IO.File.Delete(s); }
catch {}
}
}
}
//Static helpers
public static string[] List(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.List();
}
public static string Backup(string source, string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.Backup(source);
}
public static string Restore(string source, string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(source, options))
return i.Restore(target);
}
public static List<BackupEntry> ParseFileList(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.GetBackupSets();
}
public static IList<string> ListContent(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.ListContent();
}
public static string RemoveAllButNFull(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.RemoveAllButNFull();
}
public static string RemoveOlderThan(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.RemoveOlderThan();
}
public static string Cleanup(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.Cleanup();
}
public static string RestoreControlFiles(string source, string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(source, options))
return i.RestoreControlFiles(target);
}
public static void PurgeSignatureCache(Dictionary<string, string> options)
{
Options opt = new Options(options);
if (string.IsNullOrEmpty(opt.SignatureCachePath))
throw new Exception(Strings.Interface.SignatureCachePathMissingError);
else
System.IO.Directory.Delete(opt.SignatureCachePath, true);
}
public static List<KeyValuePair<RSync.RSyncDir.PatchFileType, string>> ListActualSignatureFiles(string target, Dictionary<string, string> options)
{
using (Interface i = new Interface(target, options))
return i.ListActualSignatureFiles();
}
#region IDisposable Members
public void Dispose()
{
}
#endregion
#region ILiveControl Members
public void Pause()
{
m_liveControl.Pause();
}
public void Resume()
{
m_liveControl.Resume();
}
public void Stop()
{
m_liveControl.Stop();
}
public void Terminate()
{
m_liveControl.Terminate();
}
public bool IsStopRequested
{
get { return m_liveControl.IsStopRequested; }
}
public void SetUploadLimit(string limit)
{
m_liveControl.SetUploadLimit(limit);
}
public void SetDownloadLimit(string limit)
{
m_liveControl.SetDownloadLimit(limit);
}
public void SetThreadPriority(System.Threading.ThreadPriority priority)
{
m_liveControl.SetThreadPriority(priority);
}
public void UnsetThreadPriority()
{
m_liveControl.UnsetThreadPriority();
}
#endregion
}
}