private void CommandREQADDContact(Connection clientConnection, Data dato)
{
//en la trama viene: login que hace el request|contacto a agregar
string login = dato.Payload.Message.Split(ParseConstants.SEPARATOR_PIPE)[0];
string contacto = dato.Payload.Message.Split(ParseConstants.SEPARATOR_PIPE)[1];
string serverName = UsersPersistenceHandler.GetInstance().GetServerName(login);
if (serverName != null)
{
Connection serverConnection = SingletonServerConnection.GetInstance().GetServer(serverName);
foreach (var item in dato.GetBytes())
{
Console.WriteLine("Enviando peticion de agregar contacto al servidor");
serverConnection.WriteToStream(item);
}
}
//agrega login a la lista de contacots de contacto
serverName = UsersPersistenceHandler.GetInstance().GetServerName(contacto);
dato.Payload.Message = contacto + ParseConstants.SEPARATOR_PIPE + login;
if (serverName != null)
{
Connection serverConnection = SingletonServerConnection.GetInstance().GetServer(serverName);
foreach (var item in dato.GetBytes())
{
Console.WriteLine("Enviando peticion de agregar contacto al servidor");
serverConnection.WriteToStream(item);
}
}
}
public List <string> FindRegisteredClientByPattern(string pattern, string exclude)
{
lock (this)
{
var regex = new Regex(pattern);
List <string> tmpKeyList = new List <string>(UsersPersistenceHandler.GetInstance().GetRegisteredUsers());
tmpKeyList.Remove(exclude);
return(tmpKeyList.FindAll(delegate(string s) { return regex.IsMatch(s); }));
}
}
private void CommandREQContactList(Connection clientConnection, Data dato)
{
string login = dato.Payload.Message;
string serverName = UsersPersistenceHandler.GetInstance().GetServerName(login);
if (serverName != null)
{
Connection serverConnection = SingletonServerConnection.GetInstance().GetServer(serverName);
foreach (var item in dato.GetBytes())
{
Console.WriteLine("Enviando peticion de lista de contactos al servidor");
serverConnection.WriteToStream(item);
}
}
}
private void CommandREQServerInfo(Connection clientConnection, Data dato)
{
//en el payload viene el login que solicita la info
string serverName = UsersPersistenceHandler.GetInstance().GetServerName(dato.Payload.Message);
Connection serverConnection = SingletonServerConnection.GetInstance().GetServer(serverName);
StringBuilder sb = new StringBuilder();
if (serverConnection == null)
{
//el servidor no esta online, respondo con error
sb.Append(MessageConstants.MESSAGE_ERROR);
}
else
{
//serverName|serverIp|serverPort|transfersPort
sb.Append(serverConnection.Name).Append(ParseConstants.SEPARATOR_PIPE);
sb.Append(serverConnection.Ip).Append(ParseConstants.SEPARATOR_PIPE);
sb.Append(serverConnection.Port).Append(ParseConstants.SEPARATOR_PIPE);
sb.Append(serverConnection.TransferPort);
}
SendMessage(clientConnection, Command.RES, OpCodeConstants.RES_SERVER_INFO, new Payload(sb.ToString()));
}
public Program()
{
log4net.Config.XmlConfigurator.Configure(new FileInfo("log4net.config"));
log4net.GlobalContext.Properties["serverName"] = "DNS";
log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
string listenAddressStr = Settings.GetInstance().GetProperty("listen.ip", "ANY");
IPAddress ip = "ANY".Equals(listenAddressStr) ? IPAddress.Any : IPAddress.Parse(listenAddressStr);
int port = int.Parse(Settings.GetInstance().GetProperty("listen.port", "2000"));
Console.Title = "Servidor DNS y CHAT";
Console.WriteLine("----- DNS y CHAT Server -----");
UsersPersistenceHandler.GetInstance().LoadUsers();
Console.WriteLine("[{0}] Starting server...", DateTime.Now);
server = new TcpListener(ip, port);
server.Start();
Console.WriteLine("[{0}] Server is running properly!", DateTime.Now);
log.Info("Server is running properly!");
Listen();
}
private void CommandREQLogin(Connection clientConnection, Data dato)
{
string login = dato.Payload.Message;
bool ret = true;
if (!UsersPersistenceHandler.GetInstance().IsLoginRegistered(login))
{
try
{
string serverName = FindAGoodServer();
//agrega el usuario y el server al registro de usuario-server
bool ok = UsersPersistenceHandler.GetInstance().RegisterLoginServer(login, serverName);
if (ok)
{
//aumenta el contador de usuarios por servidor, luego que el server agreaga el usuario
//ret = UsersPersistenceHandler.GetInstance().RegisterLoginServer(login, serverName);
AddUserToServer(login, serverName);
}
else
{
ret = false;
}
}
catch (Exception e)
{
Console.WriteLine("Error : {0}", e.Message);
ret = false;
}
}
if (ret)//si esta registrado
{
SingletonClientConnection scc = SingletonClientConnection.GetInstance();
Connection oldConnection = scc.GetClient(login);
if (oldConnection == null)
{
if (SingletonServerConnection.GetInstance().GetServer(UsersPersistenceHandler.GetInstance().GetServerName(login)) != null)
{
scc.AddClient(login, clientConnection);
SendMessage(clientConnection, Command.RES, OpCodeConstants.REQ_LOGIN, new Payload("SUCCESS"));
}
else
{
SendMessage(clientConnection, Command.RES, OpCodeConstants.REQ_LOGIN, new Payload("ERROR Servidor Offline"));
clientConnection.CloseConn();
ret = false;
}
}
else
{
SendMessage(clientConnection, Command.RES, OpCodeConstants.REQ_LOGIN, new Payload("ERROR Login en uso"));
clientConnection.CloseConn();
ret = false;
}
}
else
{
SendMessage(clientConnection, Command.RES, OpCodeConstants.REQ_LOGIN, new Payload("ERROR No se pudo registrar el login nuevo (server offline??)"));
clientConnection.CloseConn();
}
}
