#include "plaqui/server/connection.h"
#include "plaqui/server/controlserver.h"
#include <sigc++/class_slot.h>
+#include <glibmm/timer.h>
+#include <sstream>
+#include <exception>
#ifdef DEBUG
+# include "plaqui/server/string.h"
# include <iostream>
#endif // DEBUG
Server::~Server(void) {
#ifdef DEBUG
- cerr << __FILE__ << ": destructor." << endl;
+ cerr << __FILE__ << "(" << __LINE__ << ")"
+ << ": destructor." << endl;
#endif // DEBUG
+ // Mando a terminar todas las plantas.
+ plants_mutex.lock();
+ for (PlantList::iterator i = plants.begin(); i != plants.end(); i++) {
+ i->second->finish();
+ }
+ PlantList::size_type count = plants.size();
+ plants_mutex.unlock();
+ // Espero que terminen realmente.
+ while (count) {
+ Glib::usleep(10000); // 10 milisegundos
+ plants_mutex.lock();
+ count = plants.size();
+ plants_mutex.unlock();
+ }
}
-Server::Server(int port):
- TCPServer(port) {
+Server::Server(const string& plant_filename, const Connection::Port& port)
+ throw(sockerr): TCPServer(port) {
#ifdef DEBUG
- cerr << __FILE__ << ": port = " << port << endl;
+ cerr << __FILE__ << "(" << __LINE__ << ")"
+ << ": port = " << port << endl;
#endif // DEBUG
+ // FIXME - hacer que se puedan cargar mas plantas bien.
+ Glib::Mutex::Lock lock(plants_mutex);
+ plants["default"] = new Plant(plant_filename);
+ plants["default"]->signal_finished().connect(
+ SigC::bind<const char*>(
+ SigC::slot_class(*this, &Server::on_plant_finished),
+ "default"));
+ plants["default"]->run();
}
-/// \todo Implementar.
-bool Server::start_transmission(string host, int port) {
+Connection* Server::new_connection(const sockbuf::sockdesc& sd) {
#ifdef DEBUG
- cerr << __FILE__ << ": start_transmission(host = " << host
- << " | port = " << port << ")" << endl;
-#endif // DEBUG
- // TODO
- return false;
-}
-
-Connection* Server::new_connection(
- const sockbuf::sockdesc& sd) {
-#ifdef DEBUG
- cerr << __FILE__ << ": new_connection(sd = " << sd.sock << ")"
+ cerr << __FILE__ << "(" << __LINE__ << ")"
+ << ": new_connection(sd = " << sd.sock << ")"
<< endl;
#endif // DEBUG
ControlServer* connection = new ControlServer(sd);
// TODO verificar si el new se hace bien? no creo.
connection->signal_command_received().connect(
- SigC::slot_class(*this, &Server::on_control_command_received));
+ SigC::bind<ControlServer*>(
+ SigC::slot_class(*this, &Server::on_control_command_received),
+ connection));
// TODO:
return connection;
}
-/// \todo Implementar.
-bool Server::stop_transmission(string host, int port) {
+void Server::on_plant_finished(const char* plant) {
#ifdef DEBUG
- cerr << __FILE__ << ": stop_transmission(host = " << host
- << " | port = " << port << ")" << endl;
+ cerr << __FILE__ << "(" << __LINE__ << ")"
+ << ": on_plant_finished(plant_name = " << plant << endl;
#endif // DEBUG
- // TODO
- return false;
+ Glib::Mutex::Lock lock(plants_mutex);
+ plants.erase(plant);
}
-/// \todo Implementar.
-void Server::on_control_command_received(void* command) {
+/// \todo Terminar de implementar.
+void Server::on_control_command_received(const Command& command,
+ ControlServer* controlserver) {
#ifdef DEBUG
- cerr << __FILE__ << ": on_control_command_received(command = "
- << command << ")" << endl;
+ cerr << __FILE__ << "(" << __LINE__ << ")"
+ << ": on_control_command_received(target = "
+ << command.get_target() << ", command = " << command.get_command()
+ << ", args = [" << String::join(command.get_args(), ", ") << "])"
+ << endl;
#endif // DEBUG
+ HTTPResponse* response;
+ //bool stop_controlserver = false;
+ if (command.get_target() == "server") {
+ if (command.get_command() == "status") {
+ response = cmd_server_status();
+ } else if (command.get_command() == "stop") {
+ finish();
+ response = new HTTPResponse(HTTPMessage::OK,
+ "<response desc=\"El server se apagará en instantes...\" />");
+ response->headers["Content-Type"] = "text/xml; charset=iso-8859-1";
+ controlserver->send(*response);
+ delete response;
+ // Creo una conexión suicida para que el accept() del server retorne
+ // el control y el server pueda terminar realmente.
+ try {
+ sockinetbuf suicida(sockbuf::sock_stream);
+ suicida.connect(socket.localhost(), socket.localport());
+ } catch (...) {
+ // FIXME
+ signal_error().emit(12345, "ahhhh! no puedo crear conexion suicida");
+ }
+ return;
+ } else {
+ response = new HTTPResponse(HTTPMessage::NOT_FOUND,
+ "<response desc=\"Invalid command for 'server' taget!\" />");
+ }
+ } else if (command.get_target() == "connection") {
+ if (command.get_command() == "list") {
+ response = cmd_connection_list();
+ } else if (command.get_command() == "stop") {
+ response = cmd_connection_stop(command);
+ } else {
+ response = new HTTPResponse(HTTPMessage::NOT_FOUND,
+ "<response desc=\"Invalid command for 'connection' taget!\" />");
+ }
+ } else if (command.get_target() == "transmission") {
+ if (command.get_command() == "list") {
+ response = cmd_transmission_list();
+ } else if (command.get_command() == "start") {
+ response = cmd_transmission_start(command);
+ } else if (command.get_command() == "stop") {
+ response = cmd_transmission_stop(command);
+ } else {
+ response = new HTTPResponse(HTTPMessage::NOT_FOUND,
+ "<response desc=\"Invalid command for 'transmission' taget!\" />");
+ }
+ } else if (command.get_target() == "plant") {
+ if (command.get_command() == "list") {
+ response = cmd_plant_list();
+ } else if (command.get_command() == "get") {
+ response = cmd_plant_get(command);
+ } else if (command.get_command() == "set") {
+ response = cmd_plant_set(command);
+ } else if (command.get_command() == "stop") {
+ response = cmd_plant_stop(command);
+ } else {
+ response = new HTTPResponse(HTTPMessage::NOT_FOUND,
+ "<response desc=\"Invalid command for 'plant' taget!\" />");
+ }
+ } else {
+ response = new HTTPResponse(HTTPMessage::NOT_FOUND,
+ "<response desc=\"Invalid taget!\" />");
+ }
+ // FIXME
+ response->headers["Content-Type"] = "text/xml; charset=iso-8859-1";
+ //response->headers["Connection"] = "close";
+ controlserver->send(*response);
+ delete response;
+ // FIXME con timeout no debería ser necesario. Verificar cabecera Connection
+ // para saber si hay que finish()earlo o no.
+ //if (stop_controlserver) {
+ // controlserver->finish();
+ //}
+}
+
+HTTPResponse* Server::cmd_server_status(void) const {
+ // FIXME
+ stringstream xml;
+ xml << "<serverstatus>" << endl;
+ xml << "\t<version>" VERSION "</version>" << endl;
+ xml << "\t<authors>" << endl;
+ xml << "\t\t<author>Nicolás Dimov</author>" << endl;
+ xml << "\t\t<author>Leandro Lucarella</author>" << endl;
+ xml << "\t\t<author>Ricardo Markiewicz</author>" << endl;
+ xml << "\t</authors>" << endl;
+ xml << "</serverstatus>" << endl;
+ return new HTTPResponse(HTTPMessage::OK, xml.str());
+}
+
+HTTPResponse* Server::cmd_connection_list(void) {
+ // FIXME
+ TCPServer::ConnectionInfoList cil = get_connected();
+ stringstream xml;
+ xml << "<list type=\"connection\">" << endl;
+ for (TCPServer::ConnectionInfoList::const_iterator i = cil.begin();
+ i != cil.end(); i++) {
+ xml << "\t<row>" << endl;
+ xml << "\t\t<cell>" << i->host << "</cell>" << endl;
+ xml << "\t\t<cell>" << i->port << "</cell>" << endl;
+ xml << "\t</row>" << endl;
+ }
+ xml << "</list>" << endl;
+ return new HTTPResponse(HTTPMessage::OK, xml.str());
+}
+
+HTTPResponse* Server::cmd_connection_stop(const Command& command) {
+ const Command::Arguments& args = command.get_args();
+ Connection::Port port;
+ if (args.size() < 2) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ "<response desc=\"Faltan argumentos.\" />");
+ } else if (disconnect(args[0], to(args[1], port))) {
+ return new HTTPResponse(HTTPMessage::OK,
+ string("<response desc=\"La conexión a ") + args[0] + ":" + args[1]
+ + " se cerrará en instantes...\" />");
+ } else {
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"No existe una conexión a ") + args[0]
+ + ":" + args[1] + "\" />");
+ }
+}
+
+HTTPResponse* Server::cmd_transmission_list(void) {
+ // FIXME
+ stringstream xml;
+ xml << "<list type=\"transmission\">" << endl;
+/*TODO plants_mutex.lock();
+ for (PlantList::const_iterator i = plants.begin();
+ i != plants.end(); i++) {
+ trans
+ xml << " <li>" << (*i)->get_host() << ":"
+ << (*i)->get_port() << " [<a href=\"/transmission/stop/"
+ << (*i)->get_host() << "/" << (*i)->get_port()
+ << "\">desconectar</a>]</li>" << endl;
+ }
+ transmissions_mutex.unlock();*/
+ xml << "</list>" << endl;
+ return new HTTPResponse(HTTPMessage::OK, xml.str());
+}
+
+HTTPResponse* Server::cmd_transmission_start(const Command& command) {
+ const Command::Arguments& args = command.get_args();
+ if (args.size() < 3) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ "<response desc=\"Faltan argumentos.\" />");
+ } else {
+ string plant = args[0];
+ string host = args[1];
+ Connection::Port port = to(args[2], port);
+ Glib::Mutex::Lock lock(plants_mutex);
+ PlantList::iterator p = plants.find(plant);
+ if (p == plants.end()) {
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"No existe la planta '") + plant + "'.\" />");
+ // TODO - agregar chequeo de que la transmision a ese host:port no
+ // exista para otra planta?
+ } else if (plants[plant]->transmission_start(host, port)) {
+ return new HTTPResponse(HTTPMessage::OK,
+ string("<response desc=\"Se empieza a transmitir la planta '") + plant
+ + "' a " + host + ":" + String().from(port) + ".\" />");
+ } else {
+ return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,
+ string("<response desc=\"Error al crear la transmisión a de la planta '")
+ + plant + "' a " + host + ":" + args[2] + ".\" />");
+ }
+ }
+}
+
+HTTPResponse* Server::cmd_transmission_stop(const Command& command) {
+ const Command::Arguments& args = command.get_args();
+ if (args.size() < 2) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ "<response desc=\"Faltan argumentos.\" />");
+ } else {
+ const string& host = args[0];
+ Connection::Port port = to(args[1], port);
+ for (PlantList::iterator i = plants.begin(); i != plants.end(); i++) {
+ // TODO - agregar chequeo para saber si existe una conexion (para
+ // tirar error de que no hay conexion o de que no se pudo
+ // desconectar.
+ if (i->second->transmission_stop(host, port)) {
+ return new HTTPResponse(HTTPMessage::OK,
+ string("<response desc=\"Se finaliza la transmisión de la planta '")
+ + i->first + "' a " + host + ":" + args[1] + ".\" />");
+ }
+ }
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"No se puede finalizar la transmisión a ")
+ + host + ":" + args[1] + ".\" />");
+ }
+}
+
+HTTPResponse* Server::cmd_plant_list(void) {
+ // FIXME
+ stringstream xml;
+ xml << "<list type=\"plant\">" << endl;
+ plants_mutex.lock();
+ for (PlantList::const_iterator i = plants.begin();
+ i != plants.end(); i++) {
+ xml << "\t<row>" << endl;
+ xml << "\t\t<cell>" << i->first << "</cell>" << endl;
+ xml << "\t</row>" << endl;
+ }
+ plants_mutex.unlock();
+ xml << "</list>" << endl;
+ return new HTTPResponse(HTTPMessage::OK, xml.str());
+}
+
+HTTPResponse* Server::cmd_plant_get(const Command& command) {
+ if (!command.get_args().size()) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ "<response desc=\"Faltan argumentos.\" />");
+ }
+ Glib::Mutex::Lock lock(plants_mutex);
+ string plant = command.get_args()[0];
+ if (plants.find(plant) == plants.end()) {
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"No existe la planta ") + plant + "\" />");
+ }
+ // TODO try/catch?
+ string xml = plants[plant]->get_xml();
+ if (xml.length()) {
+ return new HTTPResponse(HTTPMessage::OK, xml);
+ } else {
+ return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,
+ ("<response desc=\"No se pudo obtener el XML de la planta ") + plant + "\" />");
+ }
+}
+
+HTTPResponse* Server::cmd_plant_set(const Command& command) {
+ const Command::Arguments& args = command.get_args();
+ if (args.size() < 4) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ "<response desc=\"Faltan argumentos.\" />");
+ }
+ string plant = args[0];
+ string element = args[1];
+ string key = args[2];
+ if (key != "open") {
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"La clave '") + key + "' es inválida.\" />");
+ }
+ string value = args[3];
+ Glib::Mutex::Lock lock(plants_mutex);
+ PlantList::iterator p = plants.find(plant);
+ if (p == plants.end()) {
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"No existe la planta '") + plant + "'.\" />");
+ }
+ bool open = true;
+ if ((value == "false") || (value == "0") || (value == "off")
+ || (value == "no")) {
+ open = false;
+ }
+ if (!plants[plant]->set_open(element, open)) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ string("<response desc=\"No se pudo cambiar el estado del elemento '") + element + "'.\" />");
+ }
+ return new HTTPResponse(HTTPMessage::OK,
+ string("<response desc=\"Se cambió el estado del elemento '") + element + "'.\" />");
+}
+
+HTTPResponse* Server::cmd_plant_stop(const Command& command) {
+ if (!command.get_args().size()) {
+ return new HTTPResponse(HTTPMessage::CONFLICT,
+ "<response desc=\"Faltan argumentos.\" />");
+ }
+ Glib::Mutex::Lock lock(plants_mutex);
+ const string name = command.get_args()[0];
+ if (plants.find(name) == plants.end()) {
+ return new HTTPResponse(HTTPMessage::NOT_FOUND,
+ string("<response desc=\"No existe la planta ") + name + "\" />");
+ }
+ // TODO Ver si al frenar la planta se destruye (no deberia!!!)
+ plants[name]->finish();
+ return new HTTPResponse(HTTPMessage::OK,
+ string("<response desc=\"La planta '") + name + "' se cerrará en instantes...\" />");
}
} // namespace Server
projects / z.facultad / 75.42 / plaqui.git / blobdiff