1 // ANNA - Anna is Not Nothingness Anymore //
3 // (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo //
5 // See project site at http://redmine.teslayout.com/projects/anna-suite //
6 // See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //
9 #include <anna/core/functions.hpp>
10 #include <anna/diameter/defines.hpp>
11 #include <anna/diameter/functions.hpp>
12 #include <anna/diameter/helpers/helpers.hpp>
13 #include <anna/diameter/codec/functions.hpp>
14 #include <anna/diameter/codec/Message.hpp>
15 #include <anna/diameter/helpers/base/functions.hpp>
16 #include <anna/time/functions.hpp>
19 #include <anna/diameter.comm/ServerSession.hpp>
20 #include <anna/diameter.comm/Engine.hpp>
21 #include <anna/diameter.comm/Entity.hpp>
22 #include <anna/diameter.comm/Response.hpp>
23 #include <anna/diameter.comm/Message.hpp>
24 #include <anna/diameter.comm/OamModule.hpp>
25 #include <anna/diameter.comm/ApplicationMessageOamModule.hpp>
26 #include <anna/diameter.comm/TimerManager.hpp>
27 #include <anna/diameter.comm/Timer.hpp>
28 #include <anna/diameter.comm/LocalServer.hpp>
29 #include <anna/diameter.comm/ServerSessionReceiver.hpp>
30 #include <anna/diameter.comm/ReceiverFactoryImpl.hpp>
32 #include <anna/app/functions.hpp>
33 #include <anna/comm/ClientSocket.hpp>
34 #include <anna/core/functions.hpp>
35 #include <anna/core/DataBlock.hpp>
36 #include <anna/core/tracing/Logger.hpp>
37 #include <anna/core/tracing/TraceMethod.hpp>
38 #include <anna/xml/Node.hpp>
39 #include <anna/timex/Engine.hpp>
42 #include <stdlib.h> // rand()
48 using namespace anna::diameter;
49 using namespace anna::diameter::comm;
52 const anna::Millisecond ServerSession::DefaultAllowedInactivityTime(90000); // Inactivity timeout
55 ServerSession::ServerSession() : Session("diameter::comm::ServerSession", "Diameter Inactivity Detection Timer"),
56 a_receiverFactory(this),
57 a_cer(ClassCode::Bind),
58 a_dwr(ClassCode::ApplicationMessage) // realmente no es necesario, los Message son por defecto de aplicacion
61 void ServerSession::initialize() throw() {
62 Session::initialize();
64 a_clientSocket = NULL;
65 a_deprecated = false; // selected for remove (server session was lost due to event break connection)
68 //ServerSession::~ServerSession() {;}
70 void ServerSession::setClientSocket(anna::comm::ClientSocket *clientSocket) throw() {
71 a_clientSocket = clientSocket;
72 a_clientSocket->setReceiverFactory(a_receiverFactory);
76 const std::string& ServerSession::getAddress() const throw() {
77 return a_parent->getKey().first;
80 int ServerSession::getPort() const throw() {
81 return a_parent->getKey().second;
85 const Response* ServerSession::send(const Message* message) throw(anna::RuntimeException) {
86 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "send", ANNA_FILE_LOCATION));
89 throw anna::RuntimeException("Cannot send a NULL message", ANNA_FILE_LOCATION);
93 diameter::CommandId cid = message->getCommandId(isRequest);
94 diameter::ApplicationId aid = message->getApplicationId();
97 std::string msg = "Sending diameter message: ";
98 msg += anna::diameter::functions::commandIdAsPairString(cid);
99 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
104 string msg(asString());
105 msg += " | ServerSession is deprecated and will be erased";
106 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
109 if((a_state == State::Closed) && (cid != helpers::base::COMMANDID__Capabilities_Exchange_Answer)) {
110 string msg(asString());
111 msg += " | ServerSession is not bound";
112 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
115 // CER/DWR are not sent from server-side:
116 if(cid == helpers::base::COMMANDID__Capabilities_Exchange_Request) {
117 string msg(asString());
118 msg += " | Trying to send CER: unexpected message from server-side";
119 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
122 if(cid == helpers::base::COMMANDID__Device_Watchdog_Request) {
123 string msg(asString());
124 msg += " | Trying to send DWR: unexpected message from server-side";
125 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
129 /*if (cid == helpers::base::COMMANDID__Capabilities_Exchange_Answer) {
130 if (a_state != State::Closed) {
131 string msg(asString());
132 msg += " | Discarding CEA on not closed state";
133 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
136 } else*/ if(cid == helpers::base::COMMANDID__Device_Watchdog_Answer) {
137 if(a_state == State::WaitingDPA) {
138 string msg(asString());
139 msg += " | DWA is not sent on 'WaitingDPA' state";
140 //throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
141 LOGDEBUG(anna::Logger::debug(msg, ANNA_FILE_LOCATION));
145 if(a_state == State::Disconnecting) {
146 string msg(asString());
147 msg += " | DWA is not sent on 'Disconnecting' state";
148 //throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
149 LOGDEBUG(anna::Logger::debug(msg, ANNA_FILE_LOCATION));
152 } else if(cid == helpers::base::COMMANDID__Disconnect_Peer_Request) {
153 if(a_state == State::WaitingDPA) {
154 string msg(asString());
155 msg += " | Still waiting for DPR ack (DPA)";
156 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
159 if(a_state == State::Disconnecting) {
160 string msg(asString());
161 msg += " | Server disconnection has already been initiated";
162 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
165 if((a_state == State::WaitingDPA) || (a_state == State::Disconnecting)) {
166 if(cid != helpers::base::COMMANDID__Disconnect_Peer_Answer) {
168 string msg("diameter::comm::ServerSession::send | ");
170 msg += " | Sents (request or answer) blocked to diameter client (disconnection in progress). Discarding ...";
171 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
178 // Trace send operation:
180 string msg("diameter::comm::ServerSession::send | ");
183 msg += message->asString();
184 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
186 bool fixed = false; // answers cannot be fixed
187 Message * message_nc = const_cast<Message*>(message);
191 fixed = message_nc->fixRequestSequence(a_nextHopByHop, a_nextEndToEnd);
192 message_nc->updateRequestTimestampMs(); // statistics purposes (processing time for request type)
197 message->send(*this);
199 // Next hop by hop & end to end identifiers:
200 if(isRequest) generateNextSequences();
203 // The Diameter protocol requires that agents maintain transaction
204 // state, which is used for failover purposes. Transaction state
205 // implies that upon forwarding a request, the Hop-by-Hop identifier
206 // is saved; the field is replaced with a locally unique identifier,
207 // which is restored to its original value when the corresponding
208 // answer is received. The request's state is released upon receipt
209 // of the answer. A stateless agent is one that only maintains
210 // transaction state.
212 updateOutgoingActivityTime();
214 countSendings(cid, aid, true /* send ok */);
215 // Trace non-application messages:
218 if((cid == helpers::base::COMMANDID__Device_Watchdog_Request) ||
219 (cid == helpers::base::COMMANDID__Disconnect_Peer_Request)) {
220 anna::Logger::debug("Sent DataBlock to XML representation:", ANNA_FILE_LOCATION);
221 try { anna::diameter::codec::Message msg; msg.decode(message->getBody()); /* decode to be traced */ } catch(anna::RuntimeException&) {;}
225 // Restore sequences:
226 if(fixed) message_nc->restoreSequencesAfterFix(); // restore to application sequences after fix
227 } catch(anna::RuntimeException&) {
228 if(fixed) message_nc->restoreSequencesAfterFix(); // restore to application sequences after fix
231 countSendings(cid, aid, false /* send no ok */);
236 /*if (cid == helpers::base::COMMANDID__Capabilities_Exchange_Answer) {
237 setState(State::Bound); // Done at sendCEA if proceed
239 } else */if(cid == helpers::base::COMMANDID__Disconnect_Peer_Request) {
240 LOGWARNING(anna::Logger::warning("DPR has been sent to the peer (diameter client)", ANNA_FILE_LOCATION));
241 setState(State::WaitingDPA);
244 // Answers are not temporized:
245 if(!isRequest) return NULL;
247 // Request will have context responses:
248 Response* result(NULL);
249 result = Response::instance(message->getClassCode(), a_nextHopByHop - 1 /* current request sent to client */);
250 result->setRequest(message);
251 response_add(result);
257 bool ServerSession::unbind(bool forceDisconnect) throw(anna::RuntimeException) {
258 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "unbind", ANNA_FILE_LOCATION));
260 if(a_state == State::Closed)
264 anna::comm::ClientSocket * cs = a_clientSocket;
265 //anna::comm::ClientSocket * cs = const_cast<anna::comm::ClientSocket*>(a_clientSocket);
267 if(forceDisconnect) {
268 LOGDEBUG(anna::Logger::debug("Immediate disconnection (forceDisconnect)", ANNA_FILE_LOCATION));
270 if(cs) cs->requestClose(); // this will invoke finalize()
275 // if (a_state == State::Disconnecting) {
277 // string msg("diameter::comm::ServerSession::unbind | ");
278 // msg += asString();
279 // msg += " | Disconnection already in progress !";
280 // anna::Logger::debug(msg, ANNA_FILE_LOCATION);
286 // if (a_onDisconnect == OnDisconnect::IgnorePendings) {
287 // LOGDEBUG(anna::Logger::debug("Immediate disconnection (IgnorePendings)", ANNA_FILE_LOCATION));
289 // if (cs) cs->requestClose(); // this will invoke finalize()
294 // if (getOTARequests() == 0) { // No pendings
295 // LOGDEBUG(anna::Logger::debug("No pending answers. Perform client-session close.", ANNA_FILE_LOCATION));
297 // if (cs) cs->requestClose(); // this will invoke finalize()
304 void ServerSession::eventPeerShutdown() throw() {
305 // Inform father server:
306 a_parent->eventPeerShutdown(this);
309 void ServerSession::eventResponse(const Response& response) throw(anna::RuntimeException) {
310 // Inform father server:
311 a_parent->eventResponse(response);
314 void ServerSession::eventRequest(const anna::DataBlock &request) throw(anna::RuntimeException) {
315 // Inform father server:
316 a_parent->eventRequest(this, request);
319 void ServerSession::eventUnknownResponse(const anna::DataBlock& response) throw(anna::RuntimeException) {
320 // Inform father server:
321 a_parent->eventUnknownResponse(this, response);
324 void ServerSession::eventDPA(const anna::DataBlock& response) throw(anna::RuntimeException) {
325 // Inform father server:
326 a_parent->eventDPA(this, response);
329 //------------------------------------------------------------------------------------------
330 // Se invoca desde el diameter::comm::Receiver
331 //------------------------------------------------------------------------------------------
332 void ServerSession::receive(const anna::comm::Message& message)
333 throw(anna::RuntimeException) {
334 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "receive", ANNA_FILE_LOCATION));
336 updateIncomingActivityTime();
339 const anna::DataBlock & db = message.getBody();
340 diameter::CommandId cid = codec::functions::getCommandId(db);
341 bool isRequest = cid.second;
343 std::string msg = "Received diameter message: ";
344 msg += anna::diameter::functions::commandIdAsPairString(cid);
345 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
347 if((cid == helpers::base::COMMANDID__Capabilities_Exchange_Request) || (cid.first == helpers::base::COMMANDID__Device_Watchdog_Request.first))
348 try { anna::diameter::codec::Message dmsg; dmsg.decode(db); /* decode to be traced */ } catch(anna::RuntimeException&) {;}
351 OamModule &oamModule = OamModule::instantiate();
352 oamModule.count(isRequest ? OamModule::Counter::RequestReceived : OamModule::Counter::AnswerReceived);
353 oamModule.count(isRequest ? OamModule::Counter::RequestReceivedOnServerSession : OamModule::Counter::AnswerReceivedOnServerSession);
355 a_parent->updateReceivedMessageSizeStatisticConcept(message.getSize()); // only on reception (application could manage sent sizes)
358 // Si recibo un request, el message solo tiene fiable el DataBlock. Como por defecto se construye como ApplicationMessage,
359 // el unico caso que no cuadraria seria la recepcion de un CER. Lo que hacemos es NO PROGRESAR NUNCA un CER (*).
360 // El DWR sin embargo, si podriamos progresarlo al ser de aplicacion, pero no les sirve para nada (**).
361 /////////////////////////////
362 // Here received a request //
363 /////////////////////////////
366 if(cid == helpers::base::COMMANDID__Capabilities_Exchange_Request) {
367 oamModule.count(OamModule::Counter::CERReceived);
369 if(a_state == State::Bound) {
370 LOGWARNING(anna::Logger::warning("Received another CER over already bound connection. Anyway, will be replied with CEA", ANNA_FILE_LOCATION));
375 //activateTimer(); // Ya se invoca al inicio de este metodo ::receive
376 //bool changes = a_parent->refreshAvailability();
380 else if(cid == helpers::base::COMMANDID__Device_Watchdog_Request) {
381 oamModule.count(OamModule::Counter::DWRReceived);
387 else if(cid == helpers::base::COMMANDID__Disconnect_Peer_Request) {
388 oamModule.count(OamModule::Counter::DPRReceived);
390 if(a_state == State::Bound) {
392 setState(State::Disconnecting);
393 LOGWARNING(anna::Logger::warning("DPR has been received from peer (diameter client)", ANNA_FILE_LOCATION));
394 // Ignore pending on server sessions:
395 /*if (getOTARequests() == 0) */sendDPA();
396 return; // DPR won't be informed because virtual readDPA is available for this
401 // application message counters
402 ApplicationMessageOamModule::instantiate().count(cid.first, anna::diameter::codec::functions::getApplicationId(db), ApplicationMessageOamModule::Counter::Request_Received_AsServer);
405 } catch(anna::RuntimeException& ex) {
412 /////////////////////////////
413 // Here received an answer //
414 /////////////////////////////
415 bool doUnbind = false;
419 resultCode = helpers::base::functions::getResultCode(db);
420 } catch(anna::RuntimeException& ex) {
425 if(cid == helpers::base::COMMANDID__Disconnect_Peer_Answer) {
426 oamModule.count(OamModule::Counter::DPAReceived);
428 if(a_state == State::WaitingDPA) {
429 if(resultCode != helpers::base::AVPVALUES__Result_Code::DIAMETER_SUCCESS) {
430 LOGWARNING(anna::Logger::warning("Received DPA with non-success Result-Code. Ignoring and recovering Bound state", ANNA_FILE_LOCATION));
431 setState(State::Bound);
433 LOGWARNING(anna::Logger::warning("Received DPA With Result-Code = DIAMETER_SUCCESS. Disconnect now.", ANNA_FILE_LOCATION));
440 } else if(cid == helpers::base::COMMANDID__Device_Watchdog_Answer) { // non usual (server should not send DWR's)
441 oamModule.count(OamModule::Counter::DWAReceived);
444 HopByHop hopByHop = codec::functions::getHopByHop(db); // context identification
445 Response* response = response_find(hopByHop);
447 // Out-of-context responses:
450 oamModule.count(OamModule::Counter::AnswerReceivedUnknown);
451 oamModule.count(OamModule::Counter::AnswerReceivedOnServerSessionUnknown);
452 oamModule.activateAlarm(OamModule::Alarm::AnswerReceivedOnServerSessionUnknown);
454 // application message counters
455 ApplicationMessageOamModule::instantiate().count(cid.first, anna::diameter::codec::functions::getApplicationId(db), ApplicationMessageOamModule::Counter::Answer_UnknownReceived_AsServer);
457 eventUnknownResponse(db);
459 string msg(asString());
460 msg += anna::functions::asString(" | Response received from client, for non registered context (HopByHop: %u)", hopByHop);
461 throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
464 response->setResultCode(Response::ResultCode::Success);
465 response->cancelTimer();
467 string msg("diameter::comm::ServerSession::receive | ");
469 msg += " | Received answer";
470 msg += response->asString();
471 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
474 anna::Millisecond current = (anna::Millisecond)anna::functions::millisecond();
475 anna::Millisecond request = response->getRequest()->getRequestTimestampMs();
476 anna::Millisecond timeToAnswerMs = current - request;
477 a_parent->updateProcessingTimeStatisticConcept(timeToAnswerMs);
480 std::string msg = "This diameter request context lasted ";
481 msg += anna::functions::asString(timeToAnswerMs);
482 msg += " milliseconds at diameter client (included network time)";
483 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
485 // Progress origin for tracking purposes on asyncronous boxes with both diameter interfaces (entities and clients)
486 Message * requestMessage = const_cast<Message*>(response->getRequest());
487 requestMessage->setRequestClientSessionKey(response->getRequest()->getRequestClientSessionKey()); // "" means unkown/unset
489 if(cid != helpers::base::COMMANDID__Disconnect_Peer_Answer) {
490 // don't progress DPA: unbind is automatically performed and not open to any application decision
492 response->setMessage(&db);
493 // Restore received datablock
495 string msg("diameter::comm::ClientSession::receive | Restore answer to original request sequences (hop-by-hop = ");
496 msg += anna::functions::asString(response->getRequest()->getRequestHopByHop());
497 msg += ", end-to-end = ";
498 msg += anna::functions::asString(response->getRequest()->getRequestEndToEnd());
500 anna::Logger::debug(msg, ANNA_FILE_LOCATION);
502 diameter::codec::functions::setHopByHop((anna::DataBlock&)db, response->getRequest()->getRequestHopByHop());
503 diameter::codec::functions::setEndToEnd((anna::DataBlock&)db, response->getRequest()->getRequestEndToEnd());
505 // application message counters
506 ApplicationMessageOamModule::instantiate().count(cid.first, anna::diameter::codec::functions::getApplicationId(db), ApplicationMessageOamModule::Counter::Answer_Received_AsServer);
508 eventResponse(*response);
510 } catch(anna::RuntimeException& ex) {
515 response_erase(response);
519 unbind(true /* always immediate */);
522 void ServerSession::finalize() throw() {
523 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "finalize", ANNA_FILE_LOCATION));
524 // Configuration overiddings
525 setOnDisconnect(OnDisconnect::IgnorePendings);
526 notifyOrphansOnExpiration(false);
527 // session will be idle after 'Session::finalize'
528 // (anyway at 99% of the cases, server session would be idle because is not usual to send request from diameter servers)
529 // Closing state won't be used on server-sessions
530 Session::finalize(); // sets closed state (unbind at closeServerSession won't repeat client socket close, because returns at the beginning)
533 // "delete this" indirecto (seria mas elegante borrar las server sessions deprecated mediante un temporizador de purgado)
535 if(idle()) getParent()->closeServerSession(this); // http://www.parashift.com/c++-faq-lite/delete-this.html
536 } catch(anna::RuntimeException& ex) {
540 // Inform father local server (availability changes):
541 bool changes = getParent()->refreshAvailability();
543 bool multipleConnections = (getParent()->getMaxConnections() > 1);
544 std::string socket = anna::functions::socketLiteralAsString(getAddress(), getPort());
545 OamModule &oamModule = OamModule::instantiate();
547 if(multipleConnections) {
548 oamModule.activateAlarm(OamModule::Alarm::LostConnectionForServerSessionAtLocalServer__s__ServerSessionId__d__, socket.c_str(), getSocketId());
549 oamModule.count(OamModule::Counter::LostConnectionForServerSession);
551 oamModule.activateAlarm(OamModule::Alarm::LostConnectionForServerSessionAtLocalServer__s__, socket.c_str());
552 oamModule.count(OamModule::Counter::LostConnectionForServerSession);
558 void ServerSession::sendCEA()
559 throw(anna::RuntimeException) {
560 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "sendCEA", ANNA_FILE_LOCATION));
561 anna::DataBlock cea(true);
562 a_engine->readCEA(cea, a_cer.getBody()); // Asume that CEA is valid ...
563 // If one peer sends a CER message to another Peer and receiver does not have support for
565 // 1) any common application then it must return the CEA with Result-Code Avp set to DIAMETER_NO_COMMON_APPLICATION
566 // and should disconnect the transport layer connection (automatically done by diameter::comm module).
567 // 2) no common security mechanism then it must return the CEA with Result-Code Avp set to DIAMETER_NO_COMMON_SECURITY
568 // and should disconnect the transport layer connection (automatically done by diameter::comm module).
569 // 3) if CER is received from any unknown peer then receiver should discard the message, or send the CEA with the
570 // Result-Code Avp set to DIAMETER_UNKNOWN_PEER.
573 LOGDEBUG(anna::Logger::debug("Empty CEA message. Remote client never will bound this connection at application level", ANNA_FILE_LOCATION));
574 LOGWARNING(anna::Logger::warning("Discarding received CER without sending CEA (consider to send CEA with Result-Code DIAMETER_UNKNOWN_PEER)", ANNA_FILE_LOCATION));
581 // Here, CEA has been sent (no exception). Analize CEA Result-Code chosen:
585 resultCode = helpers::base::functions::getResultCode(cea);
586 } catch(anna::RuntimeException& ex) {
591 case helpers::base::AVPVALUES__Result_Code::DIAMETER_SUCCESS:
592 setState(State::Bound);
594 case helpers::base::AVPVALUES__Result_Code::DIAMETER_NO_COMMON_APPLICATION:
595 LOGWARNING(anna::Logger::warning("DIAMETER_NO_COMMON_APPLICATION CEA Result-Code implies unbinding connection", ANNA_FILE_LOCATION));
596 unbind(true /* always immediate */); // no delegamos en un planning o similar
597 // Realmente el cliente diameter tambien deberia cerrar la conexion al recibir este Result-Code
599 case helpers::base::AVPVALUES__Result_Code::DIAMETER_NO_COMMON_SECURITY:
600 LOGWARNING(anna::Logger::warning("DIAMETER_NO_COMMON_SECURITY CEA Result-Code implies unbinding connection", ANNA_FILE_LOCATION));
601 unbind(true /* always immediate */); // no delegamos en un planning o similar
602 // Realmente el cliente diameter tambien deberia cerrar la conexion al recibir este Result-Code
609 void ServerSession::sendDWA()
610 throw(anna::RuntimeException) {
611 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "sendDWA", ANNA_FILE_LOCATION));
612 anna::DataBlock dwa(true);
613 a_engine->readDWA(dwa, a_dwr.getBody()); // Asume that DWA is valid ...
616 throw anna::RuntimeException("This diameter agent defines an empty DWA message. Remote client never will validate this connection health", ANNA_FILE_LOCATION);
624 //-------------------------------------------------------------------------
625 // Se invoca desde diameter::comm::Timer
626 //-------------------------------------------------------------------------
627 void ServerSession::expireResponse(diameter::comm::Response* response)
629 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "expireResponse", ANNA_FILE_LOCATION));
630 Session::expireResponse(response);
632 OamModule &oamModule = OamModule::instantiate();
633 oamModule.count(OamModule::Counter::RequestSentExpired);
634 oamModule.count(OamModule::Counter::RequestSentOnServerSessionExpired);
635 oamModule.activateAlarm(OamModule::Alarm::RequestSentOnServerSessionExpired);
636 // // "delete this" indirecto (seria mas elegante borrar las server sessions deprecated mediante un temporizador de purgado)
637 // if (idle()) a_parent->eraseServerSession(*a_clientSocket); // http://www.parashift.com/c++-faq-lite/delete-this.html
640 std::string ServerSession::asString() const
642 string result = Session::asString();
643 result += " | Parent Local Server: ";
644 result += anna::functions::socketLiteralAsString(getAddress(), getPort());
645 result += " | Client Socket: ";
646 result += a_clientSocket->asString();
647 // Diferente del timeout de ApplicationMessage:
648 result += " | Allowed inactivity time: ";
649 result += getTimeout().asString();
650 result += " | Deprecated: ";
651 result += (a_deprecated ? "yes" : "no");
652 return result += " }";
655 anna::xml::Node* ServerSession::asXML(anna::xml::Node* parent) const
657 anna::xml::Node* result = Session::asXML(parent);
658 parent->createChild("diameter.comm.ServerSession");
659 result->createAttribute("ParentLocalServer", anna::functions::socketLiteralAsString(getAddress(), getPort()));
660 result->createAttribute("ClientSocket", a_clientSocket->asString());
661 // Diferente del timeout de ApplicationMessage:
662 result->createAttribute("AllowedInactivityTime", getTimeout().asString());
663 result->createAttribute("Deprecated", a_deprecated ? "yes" : "no");
668 //------------------------------------------------------------------------------
669 //------------------------------------------------------ ServerSession::expire()
670 //------------------------------------------------------------------------------
671 void ServerSession::expire(anna::timex::Engine *timeController) throw(anna::RuntimeException) {
672 LOGMETHOD(anna::TraceMethod traceMethod(a_className, "expire (inactivity check timer)", ANNA_FILE_LOCATION));
673 LOGWARNING(anna::Logger::warning("Detecting anomaly (too inactivity time) over server session. Resetting", ANNA_FILE_LOCATION));
675 bool multipleConnections = (getParent()->getMaxConnections() > 1);
676 std::string socket = anna::functions::socketLiteralAsString(getAddress(), getPort());
677 OamModule &oamModule = OamModule::instantiate();
679 if(multipleConnections) {
680 oamModule.activateAlarm(OamModule::Alarm::UnbindConnectionForServerSessionAtLocalServer__s__ServerSessionId__d__DueToInactivityTimeAnomaly, socket.c_str(), getSocketId());
681 oamModule.count(OamModule::Counter::UnbindConnectionForServerSessionDueToInactivityTimeAnomaly);
683 oamModule.activateAlarm(OamModule::Alarm::UnbindConnectionForServerSessionAtLocalServer__s__DueToInactivityTimeAnomaly, socket.c_str());
684 oamModule.count(OamModule::Counter::UnbindConnectionForServerSessionDueToInactivityTimeAnomaly);
687 unbind(true /* always immediate */); // no delegamos en un planning o similar
690 void ServerSession::setAllowedInactivityTime(const anna::Millisecond & allowedInactivityTime) throw() {
691 setTimeout(allowedInactivityTime);
694 //------------------------------------------------------------------------------
695 //---------------------------------- ServerSession::updateIncomingActivityTime()
696 //------------------------------------------------------------------------------
697 void ServerSession::updateIncomingActivityTime() throw() {
698 Session::updateIncomingActivityTime();
699 a_parent->updateIncomingActivityTime();
703 //------------------------------------------------------------------------------
704 //---------------------------------- ServerSession::updateOutgoingActivityTime()
705 //------------------------------------------------------------------------------
706 void ServerSession::updateOutgoingActivityTime(void) throw() {
707 Session::updateOutgoingActivityTime();
708 a_parent->updateOutgoingActivityTime();
712 //------------------------------------------------------------------------------
713 //----------------------------------------------- ServerSession::countSendings()
714 //------------------------------------------------------------------------------
715 void ServerSession::countSendings(const diameter::CommandId & cid, unsigned int aid, bool ok)throw() {
716 OamModule &oamModule = OamModule::instantiate();
717 ApplicationMessageOamModule &appMsgOamModule = ApplicationMessageOamModule::instantiate();
719 bool isRequest = cid.second;
723 oamModule.count(isRequest ? OamModule::Counter::RequestSentOK : OamModule::Counter::AnswerSentOK);
724 oamModule.count(isRequest ? OamModule::Counter::RequestSentOnServerSessionOK : OamModule::Counter::AnswerSentOnServerSessionOK);
726 if(cid == helpers::base::COMMANDID__Capabilities_Exchange_Answer) oamModule.count(OamModule::Counter::CEASentOK);
727 else if(cid == helpers::base::COMMANDID__Device_Watchdog_Answer) oamModule.count(OamModule::Counter::DWASentOK);
728 else if(cid == helpers::base::COMMANDID__Device_Watchdog_Request) oamModule.count(OamModule::Counter::DWRSentOK); // not usual
729 else if(cid == helpers::base::COMMANDID__Disconnect_Peer_Answer) oamModule.count(OamModule::Counter::DPASentOK);
730 else if(cid == helpers::base::COMMANDID__Disconnect_Peer_Request) oamModule.count(OamModule::Counter::DPRSentOK);
731 // Application messages:
733 appMsgOamModule.count(cid.first, aid, isRequest ? ApplicationMessageOamModule::Counter::Request_SentOK_AsServer : ApplicationMessageOamModule::Counter::Answer_SentOK_AsServer);
737 oamModule.count(isRequest ? OamModule::Counter::RequestSentNOK : OamModule::Counter::AnswerSentNOK);
738 oamModule.count(isRequest ? OamModule::Counter::RequestSentOnServerSessionNOK : OamModule::Counter::RequestSentOnServerSessionNOK);
740 if(cid == helpers::base::COMMANDID__Capabilities_Exchange_Answer) oamModule.count(OamModule::Counter::CEASentNOK);
741 else if(cid == helpers::base::COMMANDID__Device_Watchdog_Answer) oamModule.count(OamModule::Counter::DWASentNOK);
742 else if(cid == helpers::base::COMMANDID__Device_Watchdog_Request) oamModule.count(OamModule::Counter::DWRSentNOK); // not usual
743 else if(cid == helpers::base::COMMANDID__Disconnect_Peer_Answer) oamModule.count(OamModule::Counter::DPASentNOK);
744 else if(cid == helpers::base::COMMANDID__Disconnect_Peer_Request) oamModule.count(OamModule::Counter::DPRSentNOK);
745 // Application messages:
747 appMsgOamModule.count(cid.first, aid, isRequest ? ApplicationMessageOamModule::Counter::Request_SentNOK_AsServer : ApplicationMessageOamModule::Counter::Answer_SentNOK_AsServer);