Beispiel #1
0
void Chunk::setHash(const Common::Hash& hash)
{
   #ifdef DEBUG
      L_DEBU(QString("Chunk[%1] setHash(..) : %2").arg(this->num).arg(hash.toStr()));
      if (!this->hash.isNull() && this->hash != hash)
         L_WARN(QString("Chunk::setHash : Hash chunk changed from %1 to %2 for the file %3").arg(this->hash.toStr()).arg(hash.toStr()).arg(this->file->getFullPath()));
   #endif

   this->hash = hash;
}
Beispiel #2
0
void UDPListener::send(Common::MessageHeader::MessageType type, const Common::Hash& peerID, const google::protobuf::Message& message)
{
   PM::IPeer* peer = this->peerManager->getPeer(peerID);
   if (!peer)
   {
      L_WARN(QString("Unable to find the peer %1").arg(peerID.toStr()));
      return;
   }

   int messageSize;
   if (!(messageSize = this->writeMessageToBuffer(type, message)))
      return;

   L_DEBU(QString("Send unicast UDP to %1 : header.getType() = %2, message size = %3 \n%4").
      arg(peer->toStringLog()).
      arg(Common::MessageHeader::messToStr(type)).
      arg(messageSize).
      arg(Common::ProtoHelper::getDebugStr(message))
   );

   if (this->unicastSocket.writeDatagram(this->buffer, messageSize, peer->getIP(), peer->getPort()) == -1)
      L_WARN("Unable to send datagram");
}
Beispiel #3
0
void HashesReceiver::nextHash(Common::Hash hash)
{
   qDebug() << this->num << " : " << hash.toStr();
   this->receivedHashes << hash;
   this->num++;
}
Beispiel #4
0
Chunk::Chunk(File* file, int num, quint32 knownBytes, const Common::Hash& hash) :
   file(file), num(num), knownBytes(knownBytes), hash(hash)
{
   L_DEBU(QString("New chunk[%1] : %2. File : %3").arg(num).arg(hash.toStr()).arg(this->file ? this->file->getFullPath() : "<no file defined>"));
}
Beispiel #5
0
void PeerMessageSocket::onNewMessage(const Common::Message& message)
{
   switch (message.getHeader().getType())
   {
   case Common::MessageHeader::CORE_GET_ENTRIES:
      {
         if (!this->entriesResultsToReceive.isEmpty())
            return;

         const Protos::Core::GetEntries& getEntries = message.getMessage<Protos::Core::GetEntries>();

         for (int i = 0; i < getEntries.dirs().entry_size(); i++)
         {
            QSharedPointer<FM::IGetEntriesResult> entriesResult = this->fileManager->getScannedEntries(getEntries.dirs().entry(i));
            connect(entriesResult.data(), SIGNAL(result(const Protos::Core::GetEntriesResult::EntryResult&)), this, SLOT(entriesResult(const Protos::Core::GetEntriesResult::EntryResult&)), Qt::DirectConnection);
            connect(entriesResult.data(), SIGNAL(timeout()), this, SLOT(entriesResultTimeout()), Qt::DirectConnection);
            this->entriesResultsToReceive << entriesResult;
            this->entriesResultMessage.add_result();
         }

         // Add the root directories if asked.
         if (getEntries.dirs().entry_size() == 0 || getEntries.get_roots())
            this->entriesResultMessage.add_result()->mutable_entries()->CopyFrom(this->fileManager->getEntries());

         if (this->entriesResultsToReceive.isEmpty())
            this->sendEntriesResultMessage();
         else
            foreach (QSharedPointer<FM::IGetEntriesResult> entriesResult, this->entriesResultsToReceive)
               entriesResult->start();
      }
      break;

   case Common::MessageHeader::CORE_GET_ENTRIES_RESULT:
      this->finished();
      break;

   case Common::MessageHeader::CORE_GET_HASHES:
      {
         const Protos::Core::GetHashes& getHashes = message.getMessage<Protos::Core::GetHashes>();

         this->currentHashesResult = this->fileManager->getHashes(getHashes.file());
         connect(this->currentHashesResult.data(), SIGNAL(nextHash(Protos::Core::HashResult)), this, SLOT(nextAskedHash(Protos::Core::HashResult)), Qt::QueuedConnection);
         Protos::Core::GetHashesResult res = this->currentHashesResult->start();
         this->nbHash = res.nb_hash();

         this->send(Common::MessageHeader::CORE_GET_HASHES_RESULT, res);

         if (res.status() != Protos::Core::GetHashesResult_Status_OK)
         {
            this->currentHashesResult.clear();
            this->finished();
         }
      }
      break;

   case Common::MessageHeader::CORE_GET_HASHES_RESULT:
      {
         const Protos::Core::GetHashesResult& getHashesResult = message.getMessage<Protos::Core::GetHashesResult>();
         this->nbHash = getHashesResult.nb_hash();
      }
      break;

   case Common::MessageHeader::CORE_HASH_RESULT:
      {
         if (--this->nbHash == 0)
            this->finished();
      }
      break;

   case Common::MessageHeader::CORE_GET_CHUNK:
      {
         const Protos::Core::GetChunk& getChunkMessage = message.getMessage<Protos::Core::GetChunk>();

         const Common::Hash hash(getChunkMessage.chunk().hash());
         if (hash.isNull())
         {
            L_WARN("GET_CHUNK: Chunk null");
            this->finished(true);
            break;
         }

         // TODO: implements 'GetChunkResult.ALREADY_DOWNLOADING', 'GetChunkResult.TOO_MANY_CONNECTIONS' and 'GetChunkResult.DONT_HAVE_DATA_FROM_OFFSET'
         QSharedPointer<FM::IChunk> chunk = this->fileManager->getChunk(hash);
         if (chunk.isNull())
         {
            Protos::Core::GetChunkResult result;
            result.set_status(Protos::Core::GetChunkResult::DONT_HAVE);
            this->send(Common::MessageHeader::CORE_GET_CHUNK_RESULT, result);
            this->finished();

            L_WARN(QString("GET_CHUNK: Chunk unknown : %1").arg(hash.toStr()));
         }
         else
         {
            Protos::Core::GetChunkResult result;
            result.set_status(Protos::Core::GetChunkResult::OK);
            result.set_chunk_size(chunk->getKnownBytes());
            this->send(Common::MessageHeader::CORE_GET_CHUNK_RESULT, result);

            this->stopListening();

            emit getChunk(chunk, getChunkMessage.offset(), this);
         }
      }
      break;

   default:; // Do nothing.
   }
}
Beispiel #6
0
void Socket::onNewMessage(Common::MessageHeader::MessageType type, const google::protobuf::Message& message)
{
   switch (type)
   {
   case Common::MessageHeader::CORE_GET_ENTRIES:
      {
         const Protos::Core::GetEntries& getEntries = static_cast<const Protos::Core::GetEntries&>(message);

         Protos::Core::GetEntriesResult result;
         for (int i = 0; i < getEntries.dirs().entry_size(); i++)
            result.add_entries()->CopyFrom(this->fileManager->getEntries(getEntries.dirs().entry(i)));

         // Add the root directories if asked.
         if (getEntries.dirs().entry_size() == 0 || getEntries.get_roots())
            result.add_entries()->CopyFrom(this->fileManager->getEntries());

         this->send(Common::MessageHeader::CORE_GET_ENTRIES_RESULT, result);

         this->finished();
      }
      break;

   case Common::MessageHeader::CORE_GET_ENTRIES_RESULT:
      this->finished();
      break;

   case Common::MessageHeader::CORE_GET_HASHES:
      {
         const Protos::Core::GetHashes& getHashes = static_cast<const Protos::Core::GetHashes&>(message);

         this->currentHashesResult = this->fileManager->getHashes(getHashes.file());
         connect(this->currentHashesResult.data(), SIGNAL(nextHash(Common::Hash)), this, SLOT(nextAskedHash(Common::Hash)), Qt::QueuedConnection);
         Protos::Core::GetHashesResult res = this->currentHashesResult->start();

         this->nbHash = res.nb_hash();

         this->send(Common::MessageHeader::CORE_GET_HASHES_RESULT, res);

         if (res.status() != Protos::Core::GetHashesResult_Status_OK)
         {
            this->currentHashesResult.clear();
            this->finished();
         }
      }
      break;

   case Common::MessageHeader::CORE_GET_HASHES_RESULT:
      {
         const Protos::Core::GetHashesResult& getHashesResult = static_cast<const Protos::Core::GetHashesResult&>(message);
         this->nbHash = getHashesResult.nb_hash();
      }
      break;

   case Common::MessageHeader::CORE_HASH:
      {
         if (--this->nbHash == 0)
            this->finished();
      }
      break;

   case Common::MessageHeader::CORE_GET_CHUNK:
      {
         const Protos::Core::GetChunk& getChunkMessage = static_cast<const Protos::Core::GetChunk&>(message);

         const Common::Hash hash(getChunkMessage.chunk().hash());
         if (hash.isNull())
         {
            L_WARN("GET_CHUNK: Chunk null");
            this->finished(ISocket::SFS_ERROR);
            break;
         }

         QSharedPointer<FM::IChunk> chunk = this->fileManager->getChunk(hash);
         if (chunk.isNull())
         {
            Protos::Core::GetChunkResult result;
            result.set_status(Protos::Core::GetChunkResult_Status_DONT_HAVE);
            this->send(Common::MessageHeader::CORE_GET_CHUNK_RESULT, result);
            this->finished();

            L_WARN(QString("GET_CHUNK: Chunk unknown : %1").arg(hash.toStr()));
         }
         else
         {
            Protos::Core::GetChunkResult result;
            result.set_status(Protos::Core::GetChunkResult_Status_OK);
            result.set_chunk_size(chunk->getKnownBytes());
            this->send(Common::MessageHeader::CORE_GET_CHUNK_RESULT, result);

            this->stopListening();

            emit getChunk(chunk, getChunkMessage.offset(), this);
         }
      }
      break;

   default:; // Do nothing.
   }
}