DumpConsumer.cc

// Copyright 2008 Michael Marsh, University of Maryland.
//
// This file is part of pydtn.
//
// pydtn is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// pydtn is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with pydtn.  If not, see <http://www.gnu.org/licenses/>.
//
// The views and conclusions contained in the software and documentation
// are those of the authors and should not be interpreted as representing
// official policies, either expressed or implied, of the University
// of Maryland.
//
// pydtn extends and embeds the Python interpreter, which is
// Copyright 2001-2006 Python Software Foundation, All Rights Reserved,
// and is released under the PSF License Agreement.
//
// RANLUX random number generation uses the Boost library,
// Copyright 1994-2006 by various authors (details in individual files),
// which is released under the Boost Software License, Version 1.0.

#include "simlpy/interpreter_defs.h"
#include "simlpy/interpreter_hooks.h"

#include "DumpConsumer.h"
#include "dtn/Bundle.h"
#include "dtn/Node.h"
#include "simlpy/Clock.h"
#include "simlpy/SimulationException.h"

#include <iostream>
#include <netinet/in.h>

void
DumpConsumer::operator()( const DTN::Bundle& b )
{
   if ( 0 == m_owner ) return;

   if ( 0 == verbosity() ) return;

   const DTN::ByteString& addr = m_owner->addr();
   std::cout << "(t=" << Clock::time() << ") node";
   for ( unsigned int i = 0 ; i < addr.length() ; ++i )
   {
      ::printf(" %02X",addr[i]);
   }

   if ( DTN::Bundle::kACK & b.type() )
   {
      std::cout << " received an ACK for " << ntohl(b.seqNum());
   }
   else if ( DTN::Bundle::kData & b.type() )
   {
      std::cout << " consuming data bundle "
                << ntohl(b.seqNum())
                << " from";
      const DTN::ByteString& saddr = b.source();
      for ( unsigned int i = 0 ; i < saddr.length() ; ++i )
      {
         ::printf(" %02X",saddr[i]);
      }
      std::cout << "\n";
      std::cout << "   " << b.payload().length() << " bytes\n";
      std::cout << "   ";
      for ( unsigned int i = 0 ; i < b.payload().length() ; ++i )
      {
         ::printf("%02X ",b.payload()[i]);
      }
   }
   else
   {
      std::cout << " UNKNOWN BUNDLE TYPE";
   }

   std::cout << std::endl;
}

void
DumpConsumer::drop( const DTN::Bundle& b, const DTN::DropCause& c )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      std::cout << "(t="
                << Clock::time()
                << ") dropping bundle of size " << b.size()
                << " at node";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
         ::printf(" %02X",addr[i]);
      }
      if ( verbosity() >= 2 )
      {
         std::cout << " (" << dropCauseString(c) << ")";
      }
      std::cout << std::endl;
   }
}

void
DumpConsumer::custody( const DTN::Bundle& b )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      std::cout << "(t="
                << Clock::time()
                << ") accepting custody of bundle of size " << b.size()
                << " at node";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
         ::printf(" %02X",addr[i]);
      }
      std::cout << std::endl;
   }
}

void
DumpConsumer::persistentStore( const DTN::Bundle& b )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      std::cout << "(t=" << Clock::time() << ") node";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
            ::printf(" %02X",addr[i]);
      }
      std::cout << " stored a bundle";
      if ( verbosity() > 1 )
      {
         std::cout <<", persistent store now " << m_owner->usedPersistentCap() << " bytes";
      }
      std::cout << std::endl;
   }
}

void
DumpConsumer::persistentRemove( const DTN::Bundle& b, bool cleanup )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      std::cout << "(t=" << Clock::time() << ") node";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
         ::printf(" %02X",addr[i]);
      }
      std::cout << " deleted a bundle";
      if ( verbosity() > 1 )
      {
         // Never clean the persistent store here.
         std::cout <<", persistent store now "
                   << m_owner->usedPersistentCap(false) << " bytes";
      }
      std::cout << std::endl;
   }
}

void
DumpConsumer::send( const DTN::Bundle& b )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      std::cout << "(t="
                << Clock::time()
                << ") sending "
                << b.size()
                << " bytes from ";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
         ::printf("%02X ",addr[i]);
      }
      std::cout << "to ";
      const DTN::ByteString& recv = b.recv();
      for ( unsigned int i = 0 ; i < recv.length() ; ++i )
      {
         ::printf("%02X ",recv[i]);
      }
      std::cout << std::endl;
   }
}

void
DumpConsumer::recv( const DTN::Bundle& b )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      unsigned int data_size = b.size();
      std::cout << "(t="
                << Clock::time()
                << ") received "
                << data_size
                << " bytes at ";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
         ::printf("%02X ",addr[i]);
      }
      std::cout <<"from ";
      const DTN::ByteString& sender = b.send();
      for ( unsigned int i = 0 ; i < sender.length() ; ++i )
      {
         ::printf("%02X ",sender[i]);
      }
      if ( verbosity() >= 2 )
      {
         if ( b.type() & DTN::Bundle::kBcast )
         {
            std::cout << " (broadcast)";
         }
      }
      std::cout << std::endl;
   }

}

void
DumpConsumer::exhausted( const DTN::Bundle& b )
{
   if ( 0 == m_owner ) return;
   if ( verbosity() > 0 )
   {
      const DTN::ByteString& addr = m_owner->addr();
      unsigned int data_size = b.size();
      std::cout << "(t="
                << Clock::time()
                << ") exhausted storage at ";
      for ( unsigned int i = 0 ; i < addr.length() ; ++i )
      {
         ::printf("%02X ",addr[i]);
      }
      std::cout << std::endl;
   }

}

std::string
DumpConsumer::dropCauseString( const DTN::DropCause& c )
{
   std::string retval = "unknown";
   if ( DTN::BitErrorDrop::inst.isType(c) )
   {
      retval = "bit error";
   }
   else if ( DTN::CustodyPolicyDrop::inst.isType(c) )
   {
      retval = "custody policy violation";
   }
   else if ( DTN::ExpiryDrop::inst.isType(c) )
   {
      retval = "bundle expired";
   }
   else if ( DTN::FullQueueDrop::inst.isType(c) )
   {
      retval = "queue is full";
   }
   else if ( DTN::LinkFailureDrop::inst.isType(c) )
   {
      retval = "link failed";
   }
   else if ( DTN::NoRouteDrop::inst.isType(c) )
   {
      retval = "no route found";
   }
   return retval;
}

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