diameter_nasreq_client_session.cxx

Diameter协议栈

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/* $Id: diameter_nasreq_client_session.cxx,v 1.5 2004/06/17 21:13:34 yohba Exp $ */
/* 
   diameter_nasreq_client_session.cxx
   Client Session definition for Diameter NASREQ Application 
   Written by Yoshihiro Ohba
   Created May 1, 2004.
*/

#include "diameter_parser_api.h"
#include "diameter_nasreq_client_session.hxx"
#include "diameter_nasreq_client_fsm.hxx"
#include "diameter_nasreq_parser.hxx"

DiameterNasreqClientSession::DiameterNasreqClientSession
(AAAApplicationCore &appCore, DiameterJobHandle &h)
  : AAAClientSession(appCore, NasreqApplicationId),
    DiameterNasreqClientStateMachine(*this, h),
    answerHandler(AA_AnswerHandler(appCore, *this))
{
  // Register the DEA message handler
  if (RegisterMessageHandler(&answerHandler) != AAA_ERR_SUCCESS)
    {
      AAA_LOG(LM_ERROR, "[%N] DEA_Handler registration failed.\n");
      throw -1; // XXX
    }
}

AAAReturnCode
DiameterNasreqClientSession::HandleMessage(AAAMessage &msg)
{
  AAA_LOG(LM_ERROR, "[%N] Unknown command.\n");
  return AAA_ERR_UNKNOWN_CMD;

}

AAAReturnCode
DiameterNasreqClientSession::HandleDisconnect() 
{ 
  AAA_LOG(LM_ERROR, "[%N] Session termination event received.\n");
  Notify(DiameterNasreqClientStateMachine::EvSgDisconnect);
  return AAA_ERR_SUCCESS; 
}

AAAReturnCode 
DiameterNasreqClientSession::HandleSessionTimeout() 
{ 
  AAA_LOG(LM_ERROR, "[%N] Session timeout received.\n");
  Notify(DiameterNasreqClientStateMachine::EvSgSessionTimeout);
  return AAA_ERR_SUCCESS; 
}

AAAReturnCode 
DiameterNasreqClientSession::HandleAuthLifetimeTimeout()
{ 
  AAA_LOG(LM_ERROR, "[%N] Timeout received.\n");
  Notify(DiameterNasreqClientStateMachine::EvSgAuthLifetimeTimeout);
  return AAA_ERR_SUCCESS; 
}

AAAReturnCode 
DiameterNasreqClientSession::HandleAuthGracePeriodTimeout()
{ 
  AAA_LOG(LM_ERROR, "[%N] Timeout received.\n");
  Notify(DiameterNasreqClientStateMachine::EvSgAuthGracePeriodTimeout);
  return AAA_ERR_SUCCESS; 
}

AAAReturnCode 
DiameterNasreqClientSession::HandleTimeout() 
{ 
  AAA_LOG(LM_ERROR, "[%N] Session timeout received.\n");
  Notify(DiameterNasreqClientStateMachine::EvSgTimeout);
  return AAA_ERR_SUCCESS; 
}

AAAReturnCode 
AA_AnswerHandler::HandleMessage (AAAMessage &msg)
{
  // Header flag check.
  if (msg.hdr.flags.r)
    {
      AAA_LOG(LM_ERROR, "[%N] Received DER instead of DEA.\n");
      return AAA_ERR_UNKNOWN_CMD;
    }

  // Parse the received message.
  AA_AnswerParser parser;
  parser.setAppData(&session.AA_Answer());
  parser.setRawData(&msg);

  try {
    parser.parseRawToApp();
  }
  catch (DiameterParserError) {
    AAA_LOG(LM_ERROR, "[%N] Parsing error.\n");
    return AAA_ERR_PARSING_ERROR;
  }

  session.Notify(DiameterNasreqClientStateMachine::EvRxAA_Answer);
  return AAA_ERR_SUCCESS;
}