X-Git-Url: https://git.teslayout.com/public/public/public/?a=blobdiff_plain;f=example%2Fdiameter%2Flauncher%2FMyDiameterEntity.cpp;h=5e78ab32429407fa79a01c001fdfc9c60b5aad39;hb=97a93101fb874a3237083d72c6d6f8c8df8dcfba;hp=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391;hpb=705d780f70b3596a222479ec7ad0dc3b3ab192cf;p=anna.git

diff --git a/example/diameter/launcher/MyDiameterEntity.cpp b/example/diameter/launcher/MyDiameterEntity.cpp
index e69de29..5e78ab3 100644
--- a/example/diameter/launcher/MyDiameterEntity.cpp
+++ b/example/diameter/launcher/MyDiameterEntity.cpp
@@ -0,0 +1,324 @@
+// ANNA - Anna is Not Nothingness Anymore                                                         //
+//                                                                                                //
+// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
+//                                                                                                //
+// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
+// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //
+
+
+// Project
+#include <anna/core/core.hpp>
+#include <anna/diameter/functions.hpp>
+#include <anna/time/functions.hpp>
+#include <anna/diameter.comm/Response.hpp>
+#include <anna/diameter.comm/ClientSession.hpp>
+#include <anna/diameter/helpers/base/functions.hpp>
+#include <anna/diameter/helpers/dcca/functions.hpp>
+
+// Process
+#include <MyDiameterEngine.hpp>
+#include <MyDiameterEntity.hpp>
+#include <MyLocalServer.hpp>
+#include <Launcher.hpp>
+#include <OriginHost.hpp>
+#include <TestManager.hpp>
+
+
+void MyDiameterEntity::eventRequestRetransmission(const anna::diameter::comm::ClientSession* clientSession, anna::diameter::comm::Message *request) throw() {
+
+  LOGMETHOD(anna::TraceMethod tm("launcher::MyDiameterEntity", "eventRequestRetransmission", ANNA_FILE_LOCATION));
+
+  // Base class:
+  Entity::eventRequestRetransmission(clientSession, request); // warning trace
+
+  // Performance stats:
+  Launcher& my_app = static_cast <Launcher&>(anna::app::functions::getApp());
+  OriginHost * my_node = my_app.getOriginHost(getEngine()->getOriginHost());
+  // CommandId:
+  anna::diameter::CommandId cid = anna::diameter::codec::functions::getCommandId(request->getBody());
+  LOGDEBUG
+  (
+    std::string msg = "Request retransmitted: ";
+    msg += anna::diameter::functions::commandIdAsPairString(cid);
+    msg += " | DiameterServer: ";
+    msg += anna::functions::socketLiteralAsString(clientSession->getAddress(), clientSession->getPort());
+    msg += " | EventTime: ";
+    msg += anna::time::functions::currentTimeAsString();
+    anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+  );
+
+  // Write retransmission
+  if(my_node->logEnabled()) my_node->writeLogFile(request->getBody(), "retry", clientSession->asString());
+}
+
+
+int MyDiameterEntity::readSocketId(const anna::diameter::comm::Message* message, int maxClientSessions) const throw() {
+
+  if(a_sessionBasedModelsType == "RoundRobin") return -1;  // IEC also would return -1
+
+  try {
+    // Service-Context-Id:
+    anna::diameter::helpers::dcca::ChargingContext::_v chargingContext;
+    std::string scid = anna::diameter::helpers::dcca::functions::getServiceContextId(message->getBody(), chargingContext);
+
+    switch(chargingContext) {
+    case anna::diameter::helpers::dcca::ChargingContext::Data:
+    case anna::diameter::helpers::dcca::ChargingContext::Voice:
+    case anna::diameter::helpers::dcca::ChargingContext::Content: {
+      // Session-Id: '<DiameterIdentity>;<high 32 bits>;<low 32 bits>[;<optional value>="">]'
+      std::string sid = anna::diameter::helpers::base::functions::getSessionId(message->getBody());
+      std::string diameterIdentity, optional;
+      anna::U32 high, low;
+      anna::diameter::helpers::base::functions::decodeSessionId(sid, diameterIdentity, high, low /* context-teid */, optional);
+
+      if(a_sessionBasedModelsType == "SessionIdLowPart") return (low % maxClientSessions);
+
+      if(a_sessionBasedModelsType == "SessionIdHighPart") return (high % maxClientSessions);
+
+      if(a_sessionBasedModelsType == "SessionIdOptionalPart") return (atoi(optional.c_str()) % maxClientSessions);
+    }
+    case anna::diameter::helpers::dcca::ChargingContext::SMS:
+    case anna::diameter::helpers::dcca::ChargingContext::MMS:
+    case anna::diameter::helpers::dcca::ChargingContext::Unknown:
+    default:
+       return -1; // IEC model and Unknown traffic types
+    }
+  } catch(anna::RuntimeException &ex) {
+    LOGDEBUG(
+      std::string msg = ex.getText();
+      msg += " | Round-robin between sessions will be used to send";
+      anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+    );
+  }
+
+  return -1;
+}
+
+void MyDiameterEntity::eventRequest(anna::diameter::comm::ClientSession *clientSession, const anna::DataBlock &message)
+throw(anna::RuntimeException) {
+  LOGMETHOD(anna::TraceMethod tm("launcher::MyDiameterEntity", "eventRequest", ANNA_FILE_LOCATION));
+  // Performance stats:
+  Launcher& my_app = static_cast <Launcher&>(anna::app::functions::getApp());
+  OriginHost * my_node = my_app.getOriginHost(getEngine()->getOriginHost());
+
+  // CommandId:
+  anna::diameter::CommandId cid = anna::diameter::codec::functions::getCommandId(message);
+  LOGDEBUG
+  (
+    std::string msg = "Request received: ";
+    msg += anna::diameter::functions::commandIdAsPairString(cid);
+    msg += " | DiameterServer: ";
+    msg += anna::functions::socketLiteralAsString(clientSession->getAddress(), clientSession->getPort());
+    msg += " | EventTime: ";
+    msg += anna::time::functions::currentTimeAsString();
+    anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+  );
+
+  // Write reception
+  if(my_node->logEnabled()) my_node->writeLogFile(message, "recvfe", clientSession->asString());
+
+  // Lookup reacting answers list:
+  int code = cid.first;
+  anna::diameter::codec::Message *answer_message = a_reactingAnswers.getMessage(code);
+  if (answer_message) {
+    // Prepare answer:
+    my_app.getCommunicator()->prepareAnswer(answer_message, message);
+    anna::diameter::comm::Message *msg;
+
+    try {
+      msg = my_node->createCommMessage();
+      msg->setBody(answer_message->code());
+      /* response = NULL =*/clientSession->send(msg);
+
+      if(my_node->logEnabled()) my_node->writeLogFile(*answer_message, "sent2e", clientSession->asString());
+    } catch(anna::RuntimeException &ex) {
+      ex.trace();
+
+      if(my_node->logEnabled()) my_node->writeLogFile(*answer_message, "send2eError", clientSession->asString());
+    }
+
+    // release msg
+    my_node->releaseCommMessage(msg);
+
+    // Pop front the reacting answer:
+    a_reactingAnswers.nextMessage(code);
+    return;
+  }
+
+  LOGDEBUG
+  (
+    std::string msg = "No answers programmed (maybe sold out) for request coming from entity: ";
+    msg += anna::diameter::functions::commandIdAsPairString(cid);
+    anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+  );
+
+  // not found: forward to client (if exists)
+  // Forward to client:
+  MyLocalServer *localServer = my_node->getDiameterServer();
+
+  if(localServer && (cid != anna::diameter::helpers::base::COMMANDID__Capabilities_Exchange_Request) /* don't forward CER */) {
+    try {
+      anna::diameter::comm::Message *msg = my_node->createCommMessage();
+      msg->forwardEndToEnd(); // end-to-end will be kept
+      msg->setBody(message);
+      msg->setRequestClientSessionKey(clientSession->getKey());
+      bool success = localServer->send(msg);
+
+      // Detailed log:
+      if(my_node->logEnabled()) {
+        anna::diameter::comm::ServerSession *usedServerSession = localServer->getLastUsedResource();
+        std::string detail = usedServerSession ? usedServerSession->asString() : "<null server session>"; // esto no deberia ocurrir
+        my_node->writeLogFile(message, (success ? "fwd2c" : "fwd2cError"), detail);
+      }
+    } catch(anna::RuntimeException &ex) {
+      ex.trace();
+    }
+  }
+
+  // Testing:
+  TestManager::instantiate().receiveMessage(message, my_node, clientSession);
+}
+
+void MyDiameterEntity::eventResponse(const anna::diameter::comm::Response &response)
+throw(anna::RuntimeException) {
+  LOGMETHOD(anna::TraceMethod tm("launcher::MyDiameterEntity", "eventResponse", ANNA_FILE_LOCATION));
+  Launcher& my_app = static_cast <Launcher&>(anna::app::functions::getApp());
+  OriginHost * my_node = my_app.getOriginHost(getEngine()->getOriginHost());
+  anna::diameter::comm::ClassCode::_v code = response.getClassCode();
+  anna::diameter::comm::Response::ResultCode::_v result = response.getResultCode();
+  anna::diameter::comm::Message* request = const_cast<anna::diameter::comm::Message*>(response.getRequest());
+  const anna::DataBlock* message = response.getMessage();
+  const anna::diameter::comm::ClientSession *clientSession = static_cast<const anna::diameter::comm::ClientSession *>(response.getSession());
+  bool isBindResponse = (code == anna::diameter::comm::ClassCode::Bind);
+  bool isApplicationMessage = (code == anna::diameter::comm::ClassCode::ApplicationMessage);
+  bool contextExpired = (result == anna::diameter::comm::Response::ResultCode::Timeout);
+  bool isUnavailable = (result == anna::diameter::comm::Response::ResultCode::DiameterUnavailable);
+  bool isOK = (result == anna::diameter::comm::Response::ResultCode::Success);
+
+  // CommandId:
+  anna::diameter::CommandId request_cid = request->getCommandId();
+  LOGDEBUG
+  (
+    std::string msg = "Response received for original diameter request: ";
+    msg += anna::diameter::functions::commandIdAsPairString(request_cid);
+    msg += " | Response: ";
+    msg += response.asString();
+    msg += " | DiameterServer: ";
+    msg += anna::functions::socketLiteralAsString(clientSession->getAddress(), clientSession->getPort());
+    msg += " | EventTime: ";
+    msg += anna::time::functions::currentTimeAsString();
+    anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+  );
+
+  if(isUnavailable) {
+    //if (isApplicationMessage)
+    LOGWARNING(anna::Logger::warning("Diameter entity unavailable for Diameter Request", ANNA_FILE_LOCATION));
+  }
+
+  if(contextExpired) {
+    //if (isApplicationMessage)
+    LOGWARNING(anna::Logger::warning("Context Expired for Diameter Request which was sent to the entity", ANNA_FILE_LOCATION));
+
+    if(request_cid != anna::diameter::helpers::base::COMMANDID__Capabilities_Exchange_Request) {  // don't trace CEA
+      if(my_node->logEnabled()) my_node->writeLogFile(*request, "req2e-expired", clientSession->asString());
+    }
+  }
+
+  if(isOK) {
+    LOGDEBUG(
+      std::string msg = "Received response for diameter message:  ";
+      msg += anna::diameter::functions::commandIdAsPairString(request_cid);
+      anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+    );
+
+    // Write reception
+    if(request_cid != anna::diameter::helpers::base::COMMANDID__Capabilities_Exchange_Request) {  // don't trace CEA
+      if(my_node->logEnabled()) {
+        my_node->writeLogFile(*message, "recvfe", clientSession->asString());
+      }
+    }
+
+    // Forward to client:
+    MyLocalServer *localServer = my_node->getDiameterServer();
+
+    if(localServer && (request_cid != anna::diameter::helpers::base::COMMANDID__Capabilities_Exchange_Request) /* don't forward CEA */) {
+      anna::diameter::comm::Message *msg;
+
+      try {
+        msg = my_node->createCommMessage();
+        msg->forwardEndToEnd(); // end-to-end will be kept
+        msg->setBody(*message);
+        bool success = localServer->send(msg, request->getRequestServerSessionKey());
+
+        // Detailed log:
+        anna::diameter::comm::ServerSession *usedServerSession = my_node->getMyDiameterEngine()->findServerSession(request->getRequestServerSessionKey());
+        std::string detail = usedServerSession ? usedServerSession->asString() : "<null server session>"; // esto no deberia ocurrir
+
+        if(my_node->logEnabled()) {
+          my_node->writeLogFile(*message, (success ? "fwd2c" : "fwd2cError"), detail);
+        }
+      } catch(anna::RuntimeException &ex) {
+        ex.trace();
+      }
+
+      // release msgs
+      my_node->releaseCommMessage(msg);
+      my_node->releaseCommMessage(request);
+    }
+  }
+
+  // Triggering burst:
+  if(isOK || contextExpired) my_node->sendBurstMessage();
+
+  // Testing:
+  TestManager::instantiate().receiveMessage(*message, my_node, clientSession);
+}
+
+void MyDiameterEntity::eventUnknownResponse(anna::diameter::comm::ClientSession *clientSession, const anna::DataBlock &message)
+throw(anna::RuntimeException) {
+  LOGMETHOD(anna::TraceMethod tm("launcher::MyDiameterEntity", "eventUnknownResponse", ANNA_FILE_LOCATION));
+  // Performance stats:
+  Launcher& my_app = static_cast <Launcher&>(anna::app::functions::getApp());
+  OriginHost * my_node = my_app.getOriginHost(getEngine()->getOriginHost());
+  // CommandId:
+  anna::diameter::CommandId cid = anna::diameter::codec::functions::getCommandId(message);
+  LOGDEBUG
+  (
+    std::string msg = "Out-of-context response received from entity: ";
+    msg += anna::diameter::functions::commandIdAsPairString(cid);
+    msg += " | DiameterServer: ";
+    msg += anna::functions::socketLiteralAsString(clientSession->getAddress(), clientSession->getPort());
+    msg += " | EventTime: ";
+    msg += anna::time::functions::currentTimeAsString();
+    anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+  );
+
+  // Write reception
+  if(my_node->logEnabled()) my_node->writeLogFile(message, "recvfe-ans-unknown", clientSession->asString());
+}
+
+void MyDiameterEntity::eventDPA(anna::diameter::comm::ClientSession *clientSession, const anna::DataBlock &message)
+throw(anna::RuntimeException) {
+  LOGMETHOD(anna::TraceMethod tm("launcher::MyDiameterEntity", "eventDPA", ANNA_FILE_LOCATION));
+  // Performance stats:
+  Launcher& my_app = static_cast <Launcher&>(anna::app::functions::getApp());
+  OriginHost * my_node = my_app.getOriginHost(getEngine()->getOriginHost());
+  // CommandId:
+  anna::diameter::CommandId cid = anna::diameter::codec::functions::getCommandId(message);
+  LOGDEBUG
+  (
+    std::string msg = "Disconnect-Peer-Answer received from entity: ";
+    msg += anna::diameter::functions::commandIdAsPairString(cid);
+    msg += " | DiameterServer: ";
+    msg += anna::functions::socketLiteralAsString(clientSession->getAddress(), clientSession->getPort());
+    msg += " | EventTime: ";
+    msg += anna::time::functions::currentTimeAsString();
+    anna::Logger::debug(msg, ANNA_FILE_LOCATION);
+  );
+
+  // Write reception
+  if(my_node->logEnabled()) my_node->writeLogFile(message, "recvfe", clientSession->asString());
+
+  // Testing:
+  TestManager::instantiate().receiveMessage(message, my_node, clientSession);
+}