public static void ScanThread()
{
while (true)
{
ScanTask task = null;
lock (TaskQueue.SyncRoot)
{
if (TaskQueue.Count > 0)
{
task = (ScanTask)TaskQueue.Dequeue();
}
}
if (task != null)
{
if (Configuration.UsingYara)
{
Connector.Logger.WriteLine($"[ScanThread {Thread.CurrentThread.Name}] Поток начал проверку правил Yara", LogLevel.WARN);
ScanResult result;
if (!File.Exists(task.file))
{
Connector.Logger.WriteLine($"[ScanThread {Thread.CurrentThread.Name}] Файл не найден", LogLevel.ERROR);
result = new ScanResult(0, MODULE__SCAN.result.Error);
}
else
{
try
{
if (YaraIntegration.CheckFile(task.file))
{
result = new ScanResult(0, MODULE__SCAN.result.Virus);
}
else
{
result = new ScanResult(0, MODULE__SCAN.result.NotVirus);
}
}
catch (Exception ex)
{
Connector.Logger.WriteLine($"[ScanThread {Thread.CurrentThread.Name}] Ошибка при проверке файла {ex.Message}", LogLevel.ERROR);
result = new ScanResult(0, MODULE__SCAN.result.Error);
}
}
ScanCompleted(
task,
new ScanResult(0, result.Result)
);
}
else
{
FileStream stream = null;
try
{
stream = File.Open(task.file, FileMode.Open, FileAccess.Read);
}
catch (PathTooLongException)
{
Connector.Logger.WriteLine($"[SCANNER] PathTooLongException", LogLevel.ERROR);
ScanCompleted(task, new ScanResult(0, MODULE__SCAN.result.NotVirus));
}
catch (UnauthorizedAccessException)
{
Connector.Logger.WriteLine($"[SCANNER] UnauthorizedAccessException", LogLevel.ERROR);
ScanCompleted(task, new ScanResult(0, MODULE__SCAN.result.NotVirus));
}
catch (DirectoryNotFoundException)
{
Connector.Logger.WriteLine($"[SCANNER] DirectoryNotFoundException", LogLevel.ERROR);
ScanCompleted(task, new ScanResult(0, MODULE__SCAN.result.NotVirus));
}
catch (FileNotFoundException)
{
Connector.Logger.WriteLine($"[SCANNER] FileNotFoundException", LogLevel.ERROR);
ScanCompleted(task, new ScanResult(0, MODULE__SCAN.result.NotVirus));
}
catch (Exception ex)
{
Connector.Logger.WriteLine($"[SCANNER] ERROR OPEN FILE {ex.Message}", LogLevel.ERROR);
ScanCompleted(task, new ScanResult(0, MODULE__SCAN.result.Error));
continue;
}
Connector.Logger.WriteLine($"[ScanThread {Thread.CurrentThread.Name}] Поток начал сканирование поиском сигнатуры", LogLevel.WARN);
var result = Scanner.ScanFile(stream);
stream.Close();
ScanCompleted(task, result);
}
}
Thread.Sleep(Configuration.SCAN_THREAD_SLEEP);
}
}
