Server/src/tcpserver.cpp

   1 // vim: set noexpandtab tabstop=4 shiftwidth=4:
   2 //----------------------------------------------------------------------------
   3 //                                  PlaQui
   4 //----------------------------------------------------------------------------
   5 // This file is part of PlaQui.
   6 //
   7 // PlaQui is free software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the Free Software
   9 // Foundation; either version 2 of the License, or (at your option) any later
  10 // version.
  11 //
  12 // PlaQui is distributed in the hope that it will be useful, but WITHOUT ANY
  13 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14 // FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
  15 // details.
  16 //
  17 // You should have received a copy of the GNU General Public License along
  18 // with PlaQui; if not, write to the Free Software Foundation, Inc., 59 Temple
  19 // Place, Suite 330, Boston, MA  02111-1307  USA
  20 //----------------------------------------------------------------------------
  21 // Creado:  Sat Oct 18 18:18:36 2003
  22 // Autores: Leandro Lucarella <llucare@fi.uba.ar>
  23 //----------------------------------------------------------------------------
  24 //
  25 // $Id$
  26 //
  27
  28 #include "plaqui/server/tcpserver.h"
  29 #include <sigc++/class_slot.h>
  30 #ifdef DEBUG
  31 #       include <iostream>
  32 #endif // DEBUG
  33
  34 const unsigned PlaQui::Server::TCPServer::MAX_PENDING_CONNECTIONS = 5;
  35
  36 PlaQui::Server::TCPServer::~TCPServer(void) {
  37 #ifdef DEBUG
  38         std::cerr << __FILE__ <<  ": destructor." << std::endl;
  39 #endif // DEBUG
  40 }
  41
  42 PlaQui::Server::TCPServer::TCPServer(int port):
  43                 socket(sockbuf::sock_stream) {
  44 #ifdef DEBUG
  45         std::cerr << __FILE__ <<  ": port = " << port << std::endl;
  46 #endif // DEBUG
  47         socket.bind(port);
  48 #ifdef DEBUG
  49         std::cerr << __FILE__ <<  ": escuchando en " << socket.localhost()
  50                 << ":" << socket.localport() << "." << std::endl;
  51 #endif // DEBUG
  52         socket.listen(MAX_PENDING_CONNECTIONS);
  53 #ifdef DEBUG
  54         std::cerr << __FILE__ <<  ": [despues de listen()] escuchando en "
  55                 << socket.localhost() << ":" << socket.localport() << "." << std::endl;
  56 #endif // DEBUG
  57 }
  58
  59 void PlaQui::Server::TCPServer::on_connection_finished(
  60                 Connection* connection) {
  61 #ifdef DEBUG
  62         std::cerr << __FILE__ <<  ": on_connection_finished(connection = "
  63                 << connection << ")" << std::endl;
  64 #endif // DEBUG
  65         connections_mutex.lock();
  66         // FIXME pruebo el mutex.
  67         sleep(5);
  68         connections.remove(connection);
  69 #ifdef DEBUG
  70         std::cerr << __FILE__ <<  ": lista de conexiones" << std::endl;
  71         for (ConnectionList::const_iterator i = connections.begin();
  72                         i != connections.end(); i++) {
  73                 std::cerr << "\t " << *i << std::endl;
  74         }
  75 #endif // DEBUG
  76         connections_mutex.unlock();
  77 }
  78
  79 /// \todo TODO: ver tema de timeout o como salir de un accept().
  80 void PlaQui::Server::TCPServer::real_run(void) {
  81 #ifdef DEBUG
  82         std::cerr << __FILE__ <<  ": real_run()" << std::endl;
  83 #endif // DEBUG
  84         Connection* connection;
  85         while (!stop) {
  86                 // Forma grasa de salir del accept: crear conexion que salga al toque.
  87                 connection = new_connection(socket.accept());
  88 #ifdef DEBUG
  89                 std::cerr << __FILE__ <<  ": real_run(): connection = " << connection
  90                         << std::endl;
  91 #endif // DEBUG
  92                 connections_mutex.lock();
  93                 // FIXME pruebo el mutex.
  94                 sleep(5);
  95                 connections.push_back(connection);
  96 #ifdef DEBUG
  97                 std::cerr << __FILE__ <<  ": real_run(): lista de conexiones" << std::endl;
  98                 for (ConnectionList::const_iterator i = connections.begin();
  99                                 i != connections.end(); i++) {
 100                         std::cerr << "\t " << *i << std::endl;
 101                 }
 102 #endif // DEBUG
 103                 connections_mutex.unlock();
 104                 // Conecto la señal para cuando termina una conexión, borrarla.
 105                 connection->signal_finished().connect(
 106                                 SigC::bind<Connection*>(
 107                                         SigC::slot_class(*this,
 108                                                 &TCPServer::on_connection_finished),
 109                                         connection));
 110                 connection->run();
 111         }
 112 }
 113