private void Window_Loaded(object sender, RoutedEventArgs e)
{
//get config from app.config
string port = ConfigurationManager.AppSettings["port"];
string username = ConfigurationManager.AppSettings["username"];
string serviceUrl = null;
// set form title
this.Title = string.Format($"P2P node - {username}");
//get url-address of service using Ipv4 and port from app config
foreach (IPAddress address in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
{
serviceUrl = string.Format($"net.tcp://{address}:{port}/P2PService");
break;
}
}
// check if address is not null
if (serviceUrl == null)
{
MessageBox.Show(this, "Can not define service address WCF.", "Networking Error",
MessageBoxButton.OK, MessageBoxImage.Stop);
Application.Current.Shutdown();
}
// registration and run WCF
_localService = new P2PService(this, username);
_host = new ServiceHost(_localService, new Uri(serviceUrl ?? throw new InvalidOperationException()));
NetTcpBinding binding = new NetTcpBinding();
binding.Security.Mode = SecurityMode.None;
_host.AddServiceEndpoint(typeof(IP2PService), binding, serviceUrl);
try
{
_host.Open();
}
catch (AddressAlreadyInUseException)
{
MessageBox.Show(this, "Can not listen, the port is busy", "WCF Error",
MessageBoxButton.OK, MessageBoxImage.Stop);
Application.Current.Shutdown();
}
// Create peer name
peerName = new PeerName("P2P Sample", PeerNameType.Unsecured);
// get ready to register participant in the local cloud
_peerNameRegistration = new PeerNameRegistration(peerName, int.Parse(port))
{
Cloud = Cloud.AllLinkLocal
};
// run registration
_peerNameRegistration.Start();
}
static void Main(string[] args)
{
P2PService service = new P2PService();
service.Start();
Console.WriteLine("按回车键结束！");
Console.ReadLine();
}
protected void btnFind_Click_1(object sender, System.EventArgs e)
{
Cursor = Cursors.WaitCursor;
Pinger ping = new Pinger();
if (txtSearch.Text != "")
{
lstResults.ListItems.Clear();
P2PService p = new P2PService();
OptionsLoader ol = new OptionsLoader();
p.Url = ol.ServiceUrl;
PeerFile[] FoundFiles = p.FindPeersWithFiles(txtSearch.Text);
this.LogOnToService(); // Update the file info
int PingTime = 0;
string pingEntry = null;
if (null != FoundFiles)
{
foreach (PeerFile file in FoundFiles)
{
PingTime = ping.GetPingTime(file.IpAddress);
if (PingTime <= 10)
{
pingEntry = "< 10 ms";
}
else
{
pingEntry = Convert.ToString(PingTime) + " ms";
}
string[] Entry = new string[5];
Entry[0] = file.Path;
Entry[1] = file.Size;
Entry[2] = file.Connection;
Entry[3] = file.IpAddress;
Entry[4] = pingEntry;
lstResults.InsertItem(0, file.Name, 0, Entry);
}
}
else //prepare default entry
{
string[] Entry = new string[5];
Entry[0] = "n/a";
Entry[1] = "n/a";
Entry[2] = "n/a";
Entry[3] = "n/a";
Entry[4] = "n/a";
lstResults.InsertItem(0, "No Results Found", 0, Entry);
}
}
Cursor = Cursors.Default;
}
protected void Form1_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if (ServiceAvailable)
{
P2PService p = new P2PService();
OptionsLoader ol = new OptionsLoader();
p.Url = ol.ServiceUrl;
p.ClearEntriesForPeer(GlobalIPAddress);
}
GlobalThread.Abort();
GlobalTransfer.TransferShutdown();
SaveValues();
EnableListen = false;
}
public void LogOnToService()
{
this.pnlNumUsers.Text = " Logging on to the ShareBaby service...";
if (ServiceAvailable)
{
OptionsLoader ol = new OptionsLoader();
P2PService p = new P2PService();
p.Url = ol.ServiceUrl;
int NumUsers = p.GetNumUsers();
this.pnlNumUsers.Text = " You are now logged into the ShareBaby service - " + NumUsers + " Users sharing files";
int NumFiles = p.GetNumFiles();
this.pnlTotalData.Text = " A total of " + NumFiles + " files are currently being shared on the service";
}
else
{
this.pnlNumUsers.Text = " Unable to log in to the ShareBaby service";
this.pnlTotalData.Text = " No files are being shared on the ShareBaby service at this time";
}
return;
}
public void PublishFiles()
{
OptionsLoader ol = new OptionsLoader();
string Connection = "LAN";
Connection = ol.Connection;
// Make sure the user wants these files published and the service is available
if (ServiceAvailable)
{
this.pnlNumUsers.Text = " Publishing content list to the ShareBaby service...";
string[,] z = FileLister.GetFileList(this.lstLibrary);
P2PService p = new P2PService();
p.Url = ol.ServiceUrl;
p.ClearEntriesForPeer(GlobalIPAddress);
for (int i = 0; i <= z.GetUpperBound(1); i++)
{
p.RegisterFile(GlobalIPAddress, z[0, i], Connection, z[1, i], z[2, i]);
}
}
}
protected void Form1_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if(ServiceAvailable)
{
P2PService p = new P2PService();
OptionsLoader ol = new OptionsLoader();
p.Url = ol.ServiceUrl;
p.ClearEntriesForPeer(GlobalIPAddress);
}
GlobalThread.Abort();
GlobalTransfer.TransferShutdown();
SaveValues();
EnableListen = false;
}
protected void btnFind_Click_1(object sender, System.EventArgs e)
{
Cursor = Cursors.WaitCursor;
Pinger ping = new Pinger();
if( txtSearch.Text != "")
{
lstResults.ListItems.Clear();
P2PService p = new P2PService();
OptionsLoader ol = new OptionsLoader();
p.Url = ol.ServiceUrl;
PeerFile[] FoundFiles = p.FindPeersWithFiles(txtSearch.Text);
this.LogOnToService(); // Update the file info
int PingTime = 0;
string pingEntry = null;
if (null != FoundFiles)
{
foreach (PeerFile file in FoundFiles)
{
PingTime = ping.GetPingTime(file.IpAddress);
if(PingTime <=10)
{
pingEntry = "< 10 ms";
}
else
{
pingEntry = Convert.ToString(PingTime) + " ms";
}
string[] Entry = new string[5];
Entry[0] = file.Path;
Entry[1] = file.Size;
Entry[2] = file.Connection;
Entry[3] = file.IpAddress;
Entry[4] = pingEntry;
lstResults.InsertItem(0,file.Name,0,Entry);
}
}
else //prepare default entry
{
string[] Entry = new string[5];
Entry[0] = "n/a";
Entry[1] = "n/a";
Entry[2] = "n/a";
Entry[3] = "n/a";
Entry[4] = "n/a";
lstResults.InsertItem(0,"No Results Found",0,Entry);
}
}
Cursor = Cursors.Default;
}
public void PublishFiles()
{
OptionsLoader ol = new OptionsLoader();
string Connection = "LAN";
Connection = ol.Connection;
// Make sure the user wants these files published and the service is available
if(ServiceAvailable)
{
this.pnlNumUsers.Text = " Publishing content list to the ShareBaby service...";
string[,] z = FileLister.GetFileList(this.lstLibrary);
P2PService p = new P2PService();
p.Url = ol.ServiceUrl;
p.ClearEntriesForPeer(GlobalIPAddress);
for (int i =0 ; i <= z.GetUpperBound(1) ; i++)
{
p.RegisterFile(GlobalIPAddress, z[0, i], Connection, z[1, i], z[2, i]);
}
}
}
public void LogOnToService()
{
this.pnlNumUsers.Text = " Logging on to the ShareBaby service...";
if(ServiceAvailable)
{
OptionsLoader ol = new OptionsLoader();
P2PService p = new P2PService();
p.Url = ol.ServiceUrl;
int NumUsers = p.GetNumUsers();
this.pnlNumUsers.Text = " You are now logged into the ShareBaby service - " + NumUsers + " Users sharing files";
int NumFiles = p.GetNumFiles();
this.pnlTotalData.Text = " A total of " + NumFiles + " files are currently being shared on the service";
}
else
{
this.pnlNumUsers.Text = " Unable to log in to the ShareBaby service";
this.pnlTotalData.Text = " No files are being shared on the ShareBaby service at this time";
}
return;
}
public HttpServer(P2PService p2PService)
{
m_p2PService = p2PService;
}
public BlockController(BlockService blockChain, P2PService p2PService)
{
_blockChain = blockChain;
_p2PService = p2PService;
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
// Получение конфигурационной информации из app.config
string port = ConfigurationManager.AppSettings["port"];
string username = ConfigurationManager.AppSettings["username"];
string machineName = Environment.MachineName;
string serviceUrl = null;
// Установка заголовка окна
this.Title = string.Format("P2P приложение - {0}", username);
// Получение URL-адреса службы с использованием адресаIPv4
// и порта из конфигурационного файла
foreach (IPAddress address in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
{
serviceUrl = string.Format("net.tcp://{0}:{1}/P2PService", address, port);
break;
}
}
// Выполнение проверки, не является ли адрес null
if (serviceUrl == null)
{
// Отображение ошибки и завершение работы приложения
MessageBox.Show(this, "Не удается определить адрес конечной точки WCF.", "Networking Error",
MessageBoxButton.OK, MessageBoxImage.Stop);
Application.Current.Shutdown();
}
// Регистрация и запуск службы WCF
localService = new P2PService(this, username);
host = new ServiceHost(localService, new Uri(serviceUrl));
NetTcpBinding binding = new NetTcpBinding();
binding.Security.Mode = SecurityMode.None;
host.AddServiceEndpoint(typeof(IP2PService), binding, serviceUrl);
try
{
host.Open();
}
catch (AddressAlreadyInUseException)
{
// Отображение ошибки и завершение работы приложения
MessageBox.Show(this, "Не удается начать прослушивание, порт занят.", "WCF Error",
MessageBoxButton.OK, MessageBoxImage.Stop);
Application.Current.Shutdown();
}
// Создание имени равноправного участника (пира)
peerName = new PeerName("P2P Sample", PeerNameType.Unsecured);
// Подготовка процесса регистрации имени равноправного участника в локальном облаке
if (port != null)
{
peerNameRegistration = new PeerNameRegistration(peerName, int.Parse(port));
peerNameRegistration.Cloud = Cloud.AllLinkLocal;
// Запуск процесса регистрации
peerNameRegistration.Start();
}
}
public PeerController(P2PService p2PService)
{
_p2PService = p2PService;
}
