//
// Public methods
//
#region Public methods
// Constructor
public PasswordProducerActivity(string cInitialPassword,
PasswordQueue cPasswordQueue,
CancellationToken cCancToken)
{
// Initialize members
mPasswordQueue = cPasswordQueue;
mPasswordGenerator = new PasswordGenerator(cInitialPassword);
mCancToken = cCancToken;
}
//
// Public methods
//
#region Public methods
// Constructor
public PasswordConsumerActivity(string cFileName,
int cIndex,
TaskCompletionSource <string> cPasswordRes,
PasswordQueue cPasswordQueue,
LogMessageQueue cMessageLogQueue)
{
// Initialize members
mFileName = cFileName;
mPasswordRes = cPasswordRes;
mPasswordQueue = cPasswordQueue;
mPasswordChecker = new PasswordChecker(cFileName);
mLogMessageQueue = cMessageLogQueue;
mIndex = cIndex;
}
//
// Private methods
//
#region Private methods
// Crack password
private void DoCrackPassword(int cThreadsNum,
string cInitialPassword)
{
// Create cancellation token
using (CancellationTokenSource token_src = new CancellationTokenSource())
{
// Create task list
List <Task> task_list = new List <Task>();
// Create queues
var log_msg_queue = new LogMessageQueue();
var password_queue = new PasswordQueue();
// Create and add password producer
var pwd_producer = new PasswordProducerActivity(cInitialPassword, password_queue, token_src.Token);
task_list.Add(pwd_producer.Run());
// Create and add log consumer
var log_consumer = new LogConsumerActivity(cThreadsNum, log_msg_queue, token_src.Token);
task_list.Add(log_consumer.Run());
// Start stopwatch
Stopwatch stop_watch = new Stopwatch();
stop_watch.Start();
// Create and add password consumers
TaskCompletionSource <string> password_src = new TaskCompletionSource <string>();
for (int i = 1; i <= cThreadsNum; i++)
{
var pwd_consumer = new PasswordConsumerActivity(mFileName, i, password_src, password_queue, log_msg_queue);
task_list.Add(pwd_consumer.Run());
}
try
{
// Wait for password to be found
Task <string> password_res = password_src.Task;
password_res.Wait();
// Log password
LogPassword(password_res.Result);
}
catch (Exception ex)
{
// Re-throw exception if cannot be handled
if (!HandleException(ex))
{
throw;
}
}
finally
{
// Stop stopwatch
stop_watch.Stop();
// Cancel the other tasks (log consumer and password producer)
token_src.Cancel();
// Wait for all to finish
Task.WaitAll(task_list.ToArray());
// Print elapsed time
Console.WriteLine(String.Format("Elapsed time: {0}", stop_watch.Elapsed));
}
}
}