private void BackupFiles(IList<IVssWMComponent> components, IDictionary<string, string> volumeMap,
IDictionary<string, string> snapshotVolumeMap, IDictionary<string, string> vmNamesMap,
Options options)
{
IList<System.IO.Stream> streams = new List<System.IO.Stream>();
try
{
foreach (var component in components)
{
string vmBackupPath = Path.Combine(options.Output, string.Format(options.OutputFormat, vmNamesMap[component.ComponentName], component.ComponentName, DateTime.Now, "7z"));
File.Delete(vmBackupPath);
var files = new Dictionary<string, System.IO.Stream>();
foreach (var file in component.Files)
{
string path;
if (file.IsRecursive)
path = file.Path;
else
path = Path.Combine(file.Path, file.FileSpecification);
// Get the longest matching path
var volumePath = volumeMap.Keys.OrderBy((o) => o.Length).Reverse().Where((o) => path.StartsWith(o, StringComparison.OrdinalIgnoreCase)).First();
var volumeName = volumeMap[volumePath];
var fileName = Path.GetFileName(path.Substring(volumePath.Length)).ToUpperInvariant();
var include = Path.GetExtension(fileName).ToLowerInvariant() != ".avhdx" && Path.GetExtension(fileName).ToLowerInvariant() != ".vmrs";
if (include && options.VhdInclude != null)
{
if (options.VhdInclude.Count(x => string.CompareOrdinal(x.ToUpperInvariant(), fileName) == 0) == 0)
include = false;
}
if (include && options.VhdIgnore != null)
{
if (options.VhdIgnore.Count(x => string.CompareOrdinal(x.ToUpperInvariant(), fileName) == 0) != 0)
include = false;
}
if (include)
AddPathToSevenZip(files, streams, snapshotVolumeMap[volumeName], volumePath.Length, path);
}
SevenZipExtractor.SetLibraryPath(Path.Combine(AppDomain.CurrentDomain.SetupInformation.ApplicationBase, "7z.dll"));
var sevenZip = new SevenZipCompressor();
sevenZip.ArchiveFormat = OutArchiveFormat.SevenZip;
sevenZip.CompressionMode = CompressionMode.Create;
sevenZip.DirectoryStructure = true;
sevenZip.PreserveDirectoryRoot = false;
sevenZip.CustomParameters.Add("mt", "on");
switch (options.CompressionLevel)
{
case 0:
sevenZip.CompressionLevel = CompressionLevel.None;
break;
case 1:
sevenZip.CompressionLevel = CompressionLevel.Fast;
break;
case 2:
sevenZip.CompressionLevel = CompressionLevel.Fast;
break;
case 3:
sevenZip.CompressionLevel = CompressionLevel.Low;
break;
case 4:
sevenZip.CompressionLevel = CompressionLevel.Low;
break;
case 5:
sevenZip.CompressionLevel = CompressionLevel.Low;
break;
case 6:
sevenZip.CompressionLevel = CompressionLevel.Normal;
break;
case 7:
sevenZip.CompressionLevel = CompressionLevel.High;
break;
case 8:
sevenZip.CompressionLevel = CompressionLevel.High;
break;
case 9:
sevenZip.CompressionLevel = CompressionLevel.Ultra;
break;
}
if (BackupProgress != null)
{
sevenZip.FileCompressionStarted += (sender, e) =>
{
var ebp = new BackupProgressEventArgs()
{
AcrhiveFileName = e.FileName,
Action = EventAction.StartingArchive
};
sevenZipCurrentFile = e.FileName;
Report7ZipProgress(component, volumeMap, ebp);
if (cancel)
{
e.Cancel = true;
}
};
sevenZip.FileCompressionFinished += (sender, e) =>
{
var ebp = new BackupProgressEventArgs()
{
AcrhiveFileName = sevenZipCurrentFile,
Action = EventAction.ArchiveDone
};
sevenZipCurrentFile = String.Empty;
Report7ZipProgress(component, volumeMap, ebp);
};
sevenZip.Compressing += (sender, e) =>
{
var ebp = new BackupProgressEventArgs()
{
AcrhiveFileName = sevenZipCurrentFile,
Action = EventAction.PercentProgress,
CurrentEntry = sevenZipCurrentFile,
PercentDone = e.PercentDone
};
Report7ZipProgress(component, volumeMap, ebp);
if (cancel)
{
e.Cancel = true;
}
};
}
if (string.IsNullOrEmpty(options.Password))
sevenZip.CompressStreamDictionary(files, vmBackupPath);
else
sevenZip.CompressStreamDictionary(files, vmBackupPath, options.Password);
if (cancel)
{
if (File.Exists(vmBackupPath))
{
File.Delete(vmBackupPath);
}
throw new BackupCancelledException();
}
}
}
finally
{
// Make sure that all streams are closed
foreach (var s in streams)
s.Close();
}
}
private void BackupSubset(IDictionary<string, string> vmNamesMapSubset, Options options)
{
IVssImplementation vssImpl = VssUtils.LoadImplementation();
using (IVssBackupComponents vss = vssImpl.CreateVssBackupComponents())
{
RaiseEvent(EventAction.InitializingVSS, null, null);
vss.InitializeForBackup(null);
vss.SetBackupState(true, true, VssBackupType.Full, false);
vss.SetContext(VssSnapshotContext.Backup);
// Add Hyper-V writer
Guid hyperVwriterGuid = new Guid("66841cd4-6ded-4f4b-8f17-fd23f8ddc3de");
vss.EnableWriterClasses(new Guid[] { hyperVwriterGuid });
vss.GatherWriterMetadata();
IList<IVssWMComponent> components = new List<IVssWMComponent>();
// key: volumePath, value: volumeName. These values are equivalent on a standard volume, but differ in the CSV case
IDictionary<string, string> volumeMap = new Dictionary<string, string>();
var wm = vss.WriterMetadata.Where((o) => o.WriterId.Equals(hyperVwriterGuid)).FirstOrDefault();
foreach (var component in wm.Components)
{
if (vmNamesMapSubset.ContainsKey(component.ComponentName))
{
components.Add(component);
vss.AddComponent(wm.InstanceId, wm.WriterId, component.Type, component.LogicalPath, component.ComponentName);
foreach (var file in component.Files)
{
string volumeName = null;
string volumePath = null;
volumePath = Path.GetPathRoot(file.Path).ToUpper();
volumeName = volumePath;
if (!volumeMap.ContainsKey(volumePath))
volumeMap.Add(volumePath, volumeName);
}
}
}
if (components.Count > 0)
{
Guid vssSet = vss.StartSnapshotSet();
// Key: volumeName, value: snapshotGuid
IDictionary<string, Guid> snapshots = new Dictionary<string, Guid>();
foreach (var volumeName in volumeMap.Values)
snapshots.Add(volumeName, vss.AddToSnapshotSet(volumeName, Guid.Empty));
vss.PrepareForBackup();
RaiseEvent(EventAction.StartingSnaphotSet, components, volumeMap);
vss.DoSnapshotSet();
RaiseEvent(EventAction.SnapshotSetDone, components, volumeMap);
// key: volumeName, value: snapshotVolumePath
IDictionary<string, string> snapshotVolumeMap = new Dictionary<string, string>();
foreach (var kv in snapshots)
snapshotVolumeMap.Add(kv.Key, vss.GetSnapshotProperties(kv.Value).SnapshotDeviceObject);
BackupFiles(components, volumeMap, snapshotVolumeMap, vmNamesMapSubset, options);
foreach (var component in components)
vss.SetBackupSucceeded(wm.InstanceId, wm.WriterId, component.Type, component.LogicalPath, component.ComponentName, true);
vss.BackupComplete();
RaiseEvent(EventAction.DeletingSnapshotSet, components, volumeMap);
vss.DeleteSnapshotSet(vssSet, true);
}
}
}
public IDictionary<string, string> VSSBackup(IEnumerable<string> vmNames, VMNameType nameType, Options options)
{
cancel = false;
var vmNamesMap = GetVMNames(vmNames, nameType);
if (vmNamesMap.Count > 0)
{
if (options.SingleSnapshot)
BackupSubset(vmNamesMap, options);
else
foreach (var kv in vmNamesMap)
{
var vmNamesMapSubset = new Dictionary<string, string>();
vmNamesMapSubset.Add(kv.Key, kv.Value);
BackupSubset(vmNamesMapSubset, options);
}
}
return vmNamesMap;
}
private static void Main(string[] args)
{
_logger = LogManager.GetCurrentClassLogger();
var options = new Options();
try
{
var stopwatch = new Stopwatch();
stopwatch.Start();
System.Console.WriteLine("HyperVBackup 3");
System.Console.WriteLine("Copyright (C) 2012 Cloudbase Solutions SRL");
System.Console.WriteLine("Copyright (C) 2016/2017 Coliseo Software SRL");
_logger.Info($"HyperVBackup started at {DateTime.Now}");
if (!IsAdministrator())
{
throw new Exception("HyperVBackup requires administrator permissions");
}
var parser = new Parser(ConfigureSettings);
if (parser.ParseArgumentsStrict(args, options, () => Environment.Exit(1)))
{
GetConsoleWidth();
System.Console.WriteLine();
var vmNames = GetVmNames(options);
if (vmNames == null)
{
_logger.Info("Backing up all VMs on this server");
}
if (!Directory.Exists(options.Output))
{
throw new Exception($"The folder \"{options.Output}\" is not valid");
}
if (options.CleanOutputDays != 0)
{
CleanOutputByDays(options.Output, options.CleanOutputDays);
}
if (options.CleanOutputMb != 0)
{
CleanOutputByMegabytes(options.Output, options.CleanOutputMb);
}
var nameType = options.Name ? VmNameType.ElementName : VmNameType.SystemName;
var mgr = new BackupManager();
mgr.BackupProgress += MgrBackupProgress;
System.Console.CancelKeyPress += Console_CancelKeyPress;
var backupOptions = new HyperVBackUp.Engine.Options
{
CompressionLevel = options.CompressionLevel,
Output = options.Output,
OutputFormat = options.OutputFormat,
SingleSnapshot = options.SingleSnapshot,
VhdInclude = options.VhdInclude,
VhdIgnore = options.VhdIgnore,
Password = options.Password,
ZipFormat = options.ZipFormat,
DirectCopy = options.DirectCopy,
MultiThreaded = options.MultiThreaded,
Exclude = options.Exclude
};
var vmNamesMap = mgr.VssBackup(vmNames, nameType, backupOptions, _logger);
var success = CheckRequiredVMs(vmNames, nameType, vmNamesMap);
ShowElapsedTime(stopwatch);
if (success)
{
if (!string.IsNullOrEmpty(options.OnSuccess))
{
_logger.Info("Executing OnSucess program");
ExecuteProcess(options.OnSuccess, _logger);
}
}
else
{
if (!string.IsNullOrEmpty(options.OnFailure))
{
_logger.Info("Executing OnFailure program");
ExecuteProcess(options.OnFailure, _logger);
}
}
_logger.Info($"HyperVBackup ended at {DateTime.Now}");
}
}
catch (BackupCancelledException ex)
{
System.Console.Error.WriteLine(string.Format(ex.Message));
_logger.Error(ex.ToString());
if (!string.IsNullOrEmpty(options.OnFailure))
{
_logger.Info("Executing OnFailure program");
ExecuteProcess(options.OnFailure, _logger);
}
Environment.Exit(3);
}
catch (Exception ex)
{
System.Console.Error.WriteLine($"Error: {ex.Message}");
System.Console.Error.WriteLine(ex.StackTrace);
_logger.Error(ex.ToString());
if (!string.IsNullOrEmpty(options.OnFailure))
{
_logger.Info("Executing OnFailure program");
ExecuteProcess(options.OnFailure, _logger);
}
Environment.Exit(2);
}
Environment.Exit(_cancel ? 3 : 0);
}
private static IEnumerable<string> GetVMNames(Options options)
{
IEnumerable<string> vmNames = null;
if (options.File != null)
vmNames = File.ReadAllLines(options.File);
else if (options.List != null)
vmNames = options.List;
if (vmNames != null)
vmNames = (from o in vmNames where o.Trim().Length > 0 select o.Trim());
return vmNames;
}
static void Main(string[] args)
{
try
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
System.Console.WriteLine("HyperVBackup 2.0");
System.Console.WriteLine("Copyright (C) 2012 Cloudbase Solutions Srl");
System.Console.WriteLine("Copyright (C) 2015 Coliseo Software Srl");
var parser = new Parser(ConfigureSettings);
var options = new Options();
if (parser.ParseArgumentsStrict(args, options, () => Environment.Exit(1)))
{
GetConsoleWidth();
var vmNames = GetVMNames(options);
System.Console.WriteLine();
if (vmNames == null)
System.Console.WriteLine("Backing up all VMs on this server");
if (!Directory.Exists(options.Output))
throw new Exception(string.Format("The folder \"{0}\" is not valid", options.Output));
VMNameType nameType = options.Name ? VMNameType.ElementName : VMNameType.SystemName;
BackupManager mgr = new BackupManager();
mgr.BackupProgress += MgrBackupProgress;
System.Console.CancelKeyPress += Console_CancelKeyPress;
var backupOptions = new HyperVBackUp.Engine.Options
{
CompressionLevel = options.CompressionLevel,
Output = options.Output,
OutputFormat = options.OutputFormat,
SingleSnapshot = options.SingleSnapshot,
VhdInclude = options.VhdInclude,
VhdIgnore = options.VhdIgnore,
Password = options.Password
};
var vmNamesMap = mgr.VSSBackup(vmNames, nameType, backupOptions);
CheckRequiredVMs(vmNames, nameType, vmNamesMap);
ShowElapsedTime(stopwatch);
}
}
catch (BackupCancelledException ex)
{
System.Console.Error.WriteLine(string.Format(ex.Message));
Environment.Exit(3);
}
catch (Exception ex)
{
System.Console.Error.WriteLine(string.Format("Error: {0}", ex.Message));
System.Console.Error.WriteLine(ex.StackTrace);
Environment.Exit(2);
}
Environment.Exit(cancel ? 3 : 0);
}
static void Main(string[] args)
{
try
{
var stopwatch = new Stopwatch();
stopwatch.Start();
System.Console.WriteLine("HyperVBackup 2.2");
System.Console.WriteLine("Copyright (C) 2012 Cloudbase Solutions Srl");
System.Console.WriteLine("Copyright (C) 2016 Coliseo Software Srl");
var parser = new Parser(ConfigureSettings);
var options = new Options();
if (parser.ParseArgumentsStrict(args, options, () => Environment.Exit(1)))
{
GetConsoleWidth();
System.Console.WriteLine();
if (options.CleanOutputDays != 0)
{
CleanOutputByDays(options.Output, options.CleanOutputDays);
}
if (options.CleanOutputMb != 0)
{
CleanOutputByMegabytes(options.Output, options.CleanOutputMb);
}
var vmNames = GetVmNames(options);
if (vmNames == null)
{
System.Console.WriteLine("Backing up all VMs on this server");
}
if (!Directory.Exists(options.Output))
{
throw new Exception($"The folder \"{options.Output}\" is not valid");
}
if (options.CleanOutputDays != 0)
{
CleanOutputByDays(options.Output, options.CleanOutputDays);
}
if (options.CleanOutputMb != 0)
{
CleanOutputByMegabytes(options.Output, options.CleanOutputMb);
}
var nameType = options.Name ? VmNameType.ElementName : VmNameType.SystemName;
var mgr = new BackupManager();
mgr.BackupProgress += MgrBackupProgress;
System.Console.CancelKeyPress += Console_CancelKeyPress;
var backupOptions = new HyperVBackUp.Engine.Options
{
CompressionLevel = options.CompressionLevel,
Output = options.Output,
OutputFormat = options.OutputFormat,
SingleSnapshot = options.SingleSnapshot,
VhdInclude = options.VhdInclude,
VhdIgnore = options.VhdIgnore,
Password = options.Password,
ZipFormat = options.ZipFormat,
DirectCopy = options.DirectCopy
};
var vmNamesMap = mgr.VssBackup(vmNames, nameType, backupOptions);
CheckRequiredVMs(vmNames, nameType, vmNamesMap);
ShowElapsedTime(stopwatch);
}
}
catch (BackupCancelledException ex)
{
System.Console.Error.WriteLine(string.Format(ex.Message));
Environment.Exit(3);
}
catch (Exception ex)
{
System.Console.Error.WriteLine($"Error: {ex.Message}");
System.Console.Error.WriteLine(ex.StackTrace);
Environment.Exit(2);
}
Environment.Exit(_cancel ? 3 : 0);
}
