public void ScanDirectory(DirectoryScanProgressMonitor monitor = null)
{
var scannedData = this.ScanDirectory(this.ScannedDirectory, monitor);
monitor?.FinishScan();
this.ScannedData = scannedData;
}
private DirectoryEntry ScanDirectory(string scannedDirectory, DirectoryScanProgressMonitor monitor = null)
{
var dirInfo = new DirectoryInfo(scannedDirectory);
if (dirInfo.Parent != null && dirInfo.Attributes.HasFlag(FileAttributes.System))
{
return(null);
}
var dirEntry = new DirectoryEntry();
dirEntry.Name = dirInfo.Name;
string[] files = Directory.GetFiles(scannedDirectory);
string[] directories = Directory.GetDirectories(scannedDirectory);
foreach (var file in files)
{
try
{
var fileEntry = this.ScanFile(file, monitor);
if (fileEntry != null)
{
fileEntry.ParentDirectory = dirEntry;
dirEntry.Files.Add(fileEntry.Name, fileEntry);
}
}
catch (Exception e)
{
monitor?.AddError(file, e, dirEntry);
}
}
monitor?.Descent(directories.Length);
foreach (var dir in directories)
{
try
{
var childDirectoryEntry = this.ScanDirectory(dir, monitor);
if (childDirectoryEntry != null)
{
childDirectoryEntry.ParentDirectory = dirEntry;
dirEntry.Directories.Add(childDirectoryEntry.Name, childDirectoryEntry);
}
}
catch (Exception e)
{
monitor?.AddError(dir, e, dirEntry);
}
}
monitor?.Ascend(directories.Length);
return(dirEntry);
}
private FileEntry ScanFile(string scannedFile, DirectoryScanProgressMonitor monitor = null)
{
var fileInfo = new FileInfo(scannedFile);
if (fileInfo.Attributes.HasFlag(FileAttributes.System))
{
return(null);
}
var fileEntry = new FileEntry();
fileEntry.Name = fileInfo.Name;
fileEntry.Path = fileInfo.FullName;
fileEntry.LastWriteTime = fileInfo.LastWriteTimeUtc;
fileEntry.Length = fileInfo.Length;
monitor?.ScanFile(fileInfo.FullName);
return(fileEntry);
}
private void CreateBackup()
{
this.LocationGroup.Enabled = false;
this.ConfigurationGroup.Enabled = false;
this.CreateBackupButton.Enabled = false;
this.ProgressGroup.Enabled = true;
var sourceDirectory = this.BackupSourceInput.Text;
var destinationDirectory = this.BackupDestinationInput.Text;
var backupProcess = new BackupProcess(sourceDirectory, destinationDirectory);
var precedingBackupName = (string)this.PrecedingBackupSelect.SelectedItem;
var backupName = DateTime.Now.ToString("yyyy-MM-ddTHH_mm_ssZ");
var scanMonitor = new DirectoryScanProgressMonitor();
var backupMonitor = new BackupProgressMonitor();
scanMonitor.ErrorReceived += (path, error, directory) =>
this.Log($"Could not scan path \"{path}\": {error.GetType()}");
var timer = new Timer();
timer.Interval = 1;
timer.Tick += (a, b) =>
{
this.ScanProgressLabel.Text = scanMonitor.LastScanned;
this.ScanProgressBar.Value = (int)(scanMonitor.Progress * this.ScanProgressBar.Maximum);
this.BackupProgressLabel.Text = backupMonitor.LastCopied;
this.BackupProgressBar.Value = (int)backupMonitor.FilesCopied;
};
timer.Start();
new Task(() =>
{
try
{
this.Log("Scanning source directory...");
this.StatusInformationLabel.Text = "Scanning source directory...";
backupProcess.LoadSourceData(scanMonitor);
this.ScanProgressBar.Value = this.ScanProgressBar.Maximum;
this.ScanProgressLabel.Text = "";
this.Log($"Found {scanMonitor.FilesScanned} files, {scanMonitor.FoldersScanned} directories");
if (this.FullBackupToggle.Checked)
{
backupProcess.UseEmptyReferenceData();
}
else
{
this.Log("Loading preceding backup...");
this.StatusInformationLabel.Text = "Loading preceding backup...";
var referenceBackupDataFile = Path.Combine(destinationDirectory, precedingBackupName, BackupProcess.BackupDataFilename);
backupProcess.LoadReferenceData(referenceBackupDataFile);
}
this.Log("Preparing backup data...");
this.StatusInformationLabel.Text = "Preparing backup data...";
backupProcess.ProcessDataDifference();
this.Log($"Detected {backupProcess.DetectedFileChanges} changed files");
this.Log("Writing backup data...");
this.StatusInformationLabel.Text = "Writing backup data...";
this.BackupProgressBar.Maximum = (int)backupProcess.DetectedFileChanges + 1;
backupProcess.CreateBackup(backupName, backupMonitor);
this.BackupProgressLabel.Text = "";
this.Log($"{backupMonitor.FilesCopied} files created");
this.Log($"Created backup \"{backupName}\"");
this.StatusInformationLabel.Text = "Done.";
}
catch (Exception e)
{
this.LogBox.Enabled = false;
}
timer.Stop();
timer.Dispose();
}).Start();
}
private static void CreateBackup(string backupSource, string backupsDestination, string backupId, string precedingBackupId)
{
var backupProcess = new BackupProcess(backupSource, backupsDestination);
var scanMonitor = new DirectoryScanProgressMonitor();
var backupMonitor = new BackupProgressMonitor();
var errors = new Queue<string>();
scanMonitor.ErrorReceived += (path, error, directory) =>
errors.Enqueue($"Could not scan path \"{path}\": {error.GetType()}");
var backupState = StatusDisplayState.LoadingReferenceData;
var loggerTask = new Task(() =>
{
Console.WriteLine(string.IsNullOrEmpty(precedingBackupId) ? "Creating full backup..." : "Loading preceding backup...");
while (backupState == StatusDisplayState.LoadingReferenceData) ;
Console.WriteLine("Scanning source directory...");
while (backupState == StatusDisplayState.ScanningSourceData)
{
CommandLineExecution.RewindConsole();
while (errors.Count > 0)
Console.Error.WriteLine(errors.Dequeue());
Console.Write($"{scanMonitor.FilesScanned} files, {scanMonitor.FoldersScanned} directories found...");
Thread.Sleep(20);
}
CommandLineExecution.RewindConsole();
Console.WriteLine($"{scanMonitor.FilesScanned} files, {scanMonitor.FoldersScanned} directories found");
Console.WriteLine("Preparing backup data...");
while (backupState == StatusDisplayState.PreparingBackupData) ;
Console.WriteLine($"Detected {backupProcess.DetectedFileChanges} changed files");
Console.WriteLine("Writing backup data...");
while (backupState == StatusDisplayState.WritingBackupData)
{
CommandLineExecution.RewindConsole();
Console.Write($"({backupMonitor.FilesCopied} / {backupProcess.DetectedFileChanges + 1}) {backupMonitor.LastCopied}");
Thread.Sleep(20);
}
CommandLineExecution.RewindConsole();
Console.WriteLine($"{backupMonitor.FilesCopied} files created");
Console.WriteLine($"Created backup {backupId}");
});
loggerTask.Start();
try
{
if (string.IsNullOrEmpty(precedingBackupId))
backupProcess.UseEmptyReferenceData();
else
{
var referenceBackupDataFile = Path.Join(backupsDestination, precedingBackupId, BackupProcess.BackupDataFilename);
backupProcess.LoadReferenceData(referenceBackupDataFile);
}
backupState = StatusDisplayState.ScanningSourceData;
backupProcess.LoadSourceData(scanMonitor);
backupState = StatusDisplayState.PreparingBackupData;
backupProcess.ProcessDataDifference();
backupState = StatusDisplayState.WritingBackupData;
backupProcess.CreateBackup(backupId, backupMonitor);
backupState = StatusDisplayState.Done;
loggerTask.Wait();
}
catch (Exception e)
{
Console.Error.WriteLine(e.ToString());
Environment.Exit(1);
}
}
