C++ SectorMsg::getType方法代码示例

void Slave::run()
{
   string ip;
   int port;
   int32_t id;
   SectorMsg* msg = new SectorMsg;
   msg->resize(65536);

   cout << "slave process: " << "GMP " << m_iLocalPort << " DATA " << m_DataChn.getPort() << endl;

   while (true)
   {
      if (m_GMP.recvfrom(ip, port, id, msg) < 0)
         break;

      cout << "recv cmd " << ip << " " << port << " type " << msg->getType() << endl;

      // a slave only accepts commands from the masters
      Address addr;
      addr.m_strIP = ip;
      addr.m_iPort = port;
      if (m_Routing.getRouterID(addr) < 0)
         continue;

      switch (msg->getType() / 100)
      {
      case 0:
         processSysCmd(ip, port, id, msg);
         break;

      case 1:
         processFSCmd(ip, port, id, msg);
         break;

      case 2:
         processDCCmd(ip, port, id, msg);
         break;

      case 10:
         processMCmd(ip, port, id, msg);
         break;

      default:
         break;
      }
   }

   delete msg;
}

int Slave::reportSphere(const string& master_ip, const int& master_port, const int& transid, const vector<Address>* bad)
{
   SectorMsg msg;
   msg.setType(4);
   msg.setKey(0);
   msg.setData(0, (char*)&transid, 4);
   msg.setData(4, (char*)&m_iSlaveID, 4);

   int num = (NULL == bad) ? 0 : bad->size();
   msg.setData(8, (char*)&num, 4);
   for (int i = 0; i < num; ++ i)
   {
      msg.setData(12 + 68 * i, (*bad)[i].m_strIP.c_str(), (*bad)[i].m_strIP.length() + 1);
      msg.setData(12 + 68 * i + 64, (char*)&((*bad)[i].m_iPort), 4);
   }

   cout << "reportSphere " << master_ip << " " << master_port << " " << transid << endl;

   if (m_GMP.rpc(master_ip.c_str(), master_port, &msg, &msg) < 0)
      return -1;

   if (msg.getType() < 0)
      return *(int32_t*)msg.getData();

   return 1;
}

int Client::list(const string& path, vector<SNode>& attr)
{
   string revised_path = Metadata::revisePath(path);

   SectorMsg msg;
   msg.resize(65536);
   msg.setType(101);
   msg.setKey(m_iKey);
   msg.setData(0, revised_path.c_str(), revised_path.length() + 1);

   Address serv;
   m_Routing.lookup(revised_path, serv);
   login(serv.m_strIP, serv.m_iPort);

   if (m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   string filelist = msg.getData();

   unsigned int s = 0;
   while (s < filelist.length())
   {
      int t = filelist.find(';', s);
      SNode sn;
      sn.deserialize(filelist.substr(s, t - s).c_str());
      attr.insert(attr.end(), sn);
      s = t + 1;
   }

   return attr.size();
}

int Client::move(const string& oldpath, const string& newpath)
{
   string src = Metadata::revisePath(oldpath);
   string dst = Metadata::revisePath(newpath);

   SectorMsg msg;
   msg.setType(104);
   msg.setKey(m_iKey);

   int32_t size = src.length() + 1;
   msg.setData(0, (char*)&size, 4);
   msg.setData(4, src.c_str(), src.length() + 1);
   size = dst.length() + 1;
   msg.setData(4 + src.length() + 1, (char*)&size, 4);
   msg.setData(4 + src.length() + 1 + 4, dst.c_str(), dst.length() + 1);

   Address serv;
   m_Routing.lookup(src, serv);
   login(serv.m_strIP, serv.m_iPort);

   if (m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   return 0;
}

int Client::copy(const string& src, const string& dst)
{
   string rsrc = Metadata::revisePath(src);
   string rdst = Metadata::revisePath(dst);

   SectorMsg msg;
   msg.setType(106);
   msg.setKey(m_iKey);

   int32_t size = rsrc.length() + 1;
   msg.setData(0, (char*)&size, 4);
   msg.setData(4, rsrc.c_str(), rsrc.length() + 1);
   size = rdst.length() + 1;
   msg.setData(4 + rsrc.length() + 1, (char*)&size, 4);
   msg.setData(4 + rsrc.length() + 1 + 4, rdst.c_str(), rdst.length() + 1);

   Address serv;
   m_Routing.lookup(rsrc, serv);
   login(serv.m_strIP, serv.m_iPort);

   if (m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   return 0;
}

int Client::sysinfo(SysStat& sys)
{
   SectorMsg msg;
   msg.setKey(m_iKey);
   msg.setType(3);
   msg.m_iDataLength = SectorMsg::m_iHdrSize;

   Address serv;
   m_Routing.lookup(m_iKey, serv);
   login(serv.m_strIP, serv.m_iPort);

   if (m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   deserializeSysStat(sys, msg.getData(), msg.m_iDataLength);

   for (vector<Address>::iterator i = sys.m_vMasterList.begin(); i != sys.m_vMasterList.end(); ++ i)
   {
      if (i->m_strIP.length() == 0)
      {
         i->m_strIP = serv.m_strIP;
         break;
      }
   }

   return 0;
}

int Slave::report(const string& master_ip, const int& master_port, const int32_t& transid, const vector<string>& filelist, const int& change)
{
   vector<string> serlist;
   for (vector<string>::const_iterator i = filelist.begin(); i != filelist.end(); ++ i)
   {
      struct stat s;
      if (-1 == stat((m_strHomeDir + *i).c_str(), &s))
         continue;

      SNode sn;
      sn.m_strName = *i;
      sn.m_bIsDir = S_ISDIR(s.st_mode) ? 1 : 0;
      sn.m_llTimeStamp = s.st_mtime;
      sn.m_llSize = s.st_size;

      char buf[1024];
      sn.serialize(buf);

      //update local
      Address addr;
      addr.m_strIP = "127.0.0.1";
      addr.m_iPort = 0;
      m_pLocalFile->update(buf, addr, change);

      serlist.push_back(buf);
   }

   if (serlist.empty())
      return 0;

   SectorMsg msg;
   msg.setType(1);
   msg.setKey(0);
   msg.setData(0, (char*)&transid, 4);
   msg.setData(4, (char*)&m_iSlaveID, 4);
   msg.setData(8, (char*)&change, 4);
   int32_t num = serlist.size();
   msg.setData(12, (char*)&num, 4);
   int pos = 16;
   for (vector<string>::iterator i = serlist.begin(); i != serlist.end(); ++ i)
   {
      int32_t bufsize = i->length() + 1;
      msg.setData(pos, (char*)&bufsize, 4);
      msg.setData(pos + 4, i->c_str(), bufsize);
      pos += bufsize + 4;
   }

   cout << "report " << master_ip << " " << master_port << " " << num << endl;

   if (m_GMP.rpc(master_ip.c_str(), master_port, &msg, &msg) < 0)
      return -1;

   if (msg.getType() < 0)
      return *(int32_t*)msg.getData();

   return 1;
}

int FSClient::reopen()
{
   if (0 == m_strFileName.length())
      return -1;

   // currently re-open only works on read
   if (m_bWrite)
      return -1;

   // close connection to the current slave
   int32_t cmd = 5;
   m_pClient->m_DataChn.send(m_strSlaveIP, m_iSlaveDataPort, m_iSession, (char*)&cmd, 4);
   int response;
   m_pClient->m_DataChn.recv4(m_strSlaveIP, m_iSlaveDataPort, m_iSession, response);
   m_pClient->m_DataChn.remove(m_strSlaveIP, m_iSlaveDataPort);


   SectorMsg msg;
   msg.setType(112); // open the file
   msg.setKey(m_pClient->m_iKey);
   msg.setData(0, (char*)&m_iSession, 4);
   int32_t port = m_pClient->m_DataChn.getPort();
   msg.setData(4, (char*)&port, 4);

   Address serv;
   m_pClient->lookup(m_strFileName, serv);
   if (m_pClient->m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   m_strSlaveIP = msg.getData();
   m_iSlaveDataPort = *(int*)(msg.getData() + 64);

   if (m_pClient->m_DataChn.connect(m_strSlaveIP, m_iSlaveDataPort) < 0)
      return SectorError::E_CONNECTION;

   memcpy(m_pcKey, m_pClient->m_pcCryptoKey, 16);
   memcpy(m_pcIV, m_pClient->m_pcCryptoIV, 8);
   m_pClient->m_DataChn.setCryptoKey(m_strSlaveIP, m_iSlaveDataPort, m_pcKey, m_pcIV);

   return 0;
}

int Client::remove(const string& path)
{
   string revised_path = Metadata::revisePath(path);

   SectorMsg msg;
   msg.setType(105);
   msg.setKey(m_iKey);
   msg.setData(0, revised_path.c_str(), revised_path.length() + 1);

   Address serv;
   m_Routing.lookup(revised_path, serv);
   login(serv.m_strIP, serv.m_iPort);

   if (m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   return 0;
}

int DCClient::dataInfo(const vector<string>& files, vector<string>& info)
{
   SectorMsg msg;
   msg.setType(201);
   msg.setKey(m_pClient->m_iKey);

   int offset = 0;
   int32_t size = -1;
   for (vector<string>::const_iterator i = files.begin(); i != files.end(); ++ i)
   {
      string path = Metadata::revisePath(*i);
      size = path.length() + 1;
      msg.setData(offset, (char*)&size, 4);
      msg.setData(offset + 4, path.c_str(), size);
      offset += 4 + size;
   }

   size = -1;
   msg.setData(offset, (char*)&size, 4);

   Address serv;
   m_pClient->m_Routing.getPrimaryMaster(serv);
   if (m_pClient->m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   char* buf = msg.getData();
   size = msg.m_iDataLength - SectorMsg::m_iHdrSize;

   while (size > 0)
   {
      info.insert(info.end(), buf);
      size -= strlen(buf) + 1;
      buf += strlen(buf) + 1;
   }

   return info.size();
}

int Client::stat(const string& path, SNode& attr)
{
   string revised_path = Metadata::revisePath(path);

   SectorMsg msg;
   msg.resize(65536);
   msg.setType(102);
   msg.setKey(m_iKey);
   msg.setData(0, revised_path.c_str(), revised_path.length() + 1);

   Address serv;
   m_Routing.lookup(revised_path, serv);
   login(serv.m_strIP, serv.m_iPort);

   if (m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   attr.deserialize(msg.getData());

   int n = (msg.m_iDataLength - SectorMsg::m_iHdrSize - 128) / 68;
   char* al = msg.getData() + 128;

   for (int i = 0; i < n; ++ i)
   {
      Address addr;
      addr.m_strIP = al + 68 * i;
      addr.m_iPort = *(int32_t*)(al + 68 * i + 64);
      attr.m_sLocation.insert(addr);
   }

   // check local cache: updated files may not be sent to the master yet
   m_StatCache.stat(path, attr);

   return 0;
}

int FSClient::open(const string& filename, int mode, const string& hint)
{
   m_strFileName = Metadata::revisePath(filename);

   SectorMsg msg;
   msg.setType(110); // open the file
   msg.setKey(m_pClient->m_iKey);

   int32_t m = mode;
   msg.setData(0, (char*)&m, 4);
   int32_t port = m_pClient->m_DataChn.getPort();
   msg.setData(4, (char*)&port, 4);
   msg.setData(8, hint.c_str(), hint.length() + 1);
   msg.setData(72, m_strFileName.c_str(), m_strFileName.length() + 1);

   Address serv;
   m_pClient->m_Routing.lookup(m_strFileName, serv);
   if (m_pClient->m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)(msg.getData());

   m_llSize = *(int64_t*)(msg.getData() + 72);
   m_llCurReadPos = m_llCurWritePos = 0;

   m_bRead = mode & 1;
   m_bWrite = mode & 2;
   m_bSecure = mode & 16;

   // check APPEND
   if (mode & 8)
      m_llCurWritePos = m_llSize;

   m_strSlaveIP = msg.getData();
   m_iSlaveDataPort = *(int*)(msg.getData() + 64);
   m_iSession = *(int*)(msg.getData() + 68);

   cerr << "open file " << filename << " " << m_strSlaveIP << " " << m_iSlaveDataPort << endl;
   if (m_pClient->m_DataChn.connect(m_strSlaveIP, m_iSlaveDataPort) < 0)
      return SectorError::E_CONNECTION;

   string localip;
   int localport;
   m_pClient->m_DataChn.getSelfAddr(m_strSlaveIP, m_iSlaveDataPort, localip, localport);

   if (m_strSlaveIP == localip)
   {
      // the file is on the same node, check if the file can be read directly
      int32_t cmd = 6;
      m_pClient->m_DataChn.send(m_strSlaveIP, m_iSlaveDataPort, m_iSession, (char*)&cmd, 4);
      int size = 0;
      if (m_pClient->m_DataChn.recv(m_strSlaveIP, m_iSlaveDataPort, m_iSession, m_pcLocalPath, size) > 0)
      {
         fstream test((m_pcLocalPath + filename).c_str(), ios::binary | ios::in);
         if (!test.bad() && !test.fail())
            m_bLocal = true;
      }
   }

   memcpy(m_pcKey, m_pClient->m_pcCryptoKey, 16);
   memcpy(m_pcIV, m_pClient->m_pcCryptoIV, 8);
   m_pClient->m_DataChn.setCryptoKey(m_strSlaveIP, m_iSlaveDataPort, m_pcKey, m_pcIV);

   if (m_bWrite)
      m_pClient->m_StatCache.insert(filename);

   return 0;
}

int DCClient::connectSPE(SPE& s)
{
   if (s.m_iStatus != 0)
      return -1;

   SectorMsg msg;
   msg.setType(203); // start processing engine
   msg.setKey(m_pClient->m_iKey);
   msg.setData(0, s.m_strIP.c_str(), s.m_strIP.length() + 1);
   msg.setData(64, (char*)&(s.m_iPort), 4);
   // leave a 4-byte blank spot for data port
   msg.setData(72, (char*)&(s.m_iID), 4);
   msg.setData(76, (char*)&m_pClient->m_iKey, 4);
   msg.setData(80, m_strOperator.c_str(), m_strOperator.length() + 1);
   int offset = 80 + m_strOperator.length() + 1;
   msg.setData(offset, (char*)&m_iRows, 4);
   msg.setData(offset + 4, (char*)&m_iParamSize, 4);
   msg.setData(offset + 8, m_pcParam, m_iParamSize);
   offset += 4 + 8 + m_iParamSize;
   msg.setData(offset, (char*)&m_iProcType, 4);

   Address serv;
   m_pClient->m_Routing.getPrimaryMaster(serv);
   if ((m_pClient->m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0) || (msg.getType() < 0))
      return SectorError::E_CONNECTION;

   s.m_iSession = *(int32_t*)msg.getData();

   m_pClient->m_DataChn.connect(s.m_strIP, s.m_iDataPort);

   cout << "connect SPE " << s.m_strIP.c_str() << " " << *(int*)(msg.getData()) << endl;

   // send output information
   m_pClient->m_DataChn.send(s.m_strIP, s.m_iDataPort, s.m_iSession, (char*)&m_iOutputType, 4);
   if (m_iOutputType > 0)
   {
      int bnum = m_mBucket.size();
      m_pClient->m_DataChn.send(s.m_strIP, s.m_iDataPort, s.m_iSession, (char*)&bnum, 4);
      m_pClient->m_DataChn.send(s.m_strIP, s.m_iDataPort, s.m_iSession, m_pOutputLoc, bnum * 80);
      m_pClient->m_DataChn.send(s.m_strIP, s.m_iDataPort, s.m_iSession, (char*)m_pOutput->m_piLocID, m_iOutputType * 4);
   }
   else if (m_iOutputType < 0)
      m_pClient->m_DataChn.send(s.m_strIP, s.m_iDataPort, s.m_iSession, m_pOutputLoc, strlen(m_pOutputLoc) + 1);

   loadOperator(s.m_strIP, s.m_iPort, s.m_iDataPort, s.m_iSession);

   s.m_iStatus = 1;

   return 0;
}

int DCClient::prepareOutput(const char* spenodes)
{
   m_pOutputLoc = NULL;
   m_pOutput->m_llSize = 0;
   m_pOutput->m_llRecNum = 0;

   // prepare output stream locations
   if (m_iOutputType > 0)
   {
      SectorMsg msg;
      msg.setType(204);
      msg.setKey(m_pClient->m_iKey);

      for (int i = 0; i < m_iSPENum; ++ i)
      {
         msg.setData(0, spenodes + i * 72, strlen(spenodes + i * 72) + 1);
         msg.setData(64, spenodes + i * 72 + 64, 4);
         msg.setData(68, (char*)&(m_pOutput->m_iFileNum), 4);
         msg.setData(72, (char*)&i, 4);
         int size = m_pOutput->m_strPath.length() + 1;
         int offset = 76;
         msg.setData(offset, (char*)&size, 4);
         msg.setData(offset + 4, m_pOutput->m_strPath.c_str(), m_pOutput->m_strPath.length() + 1);
         offset += 4 + size;
         size = m_pOutput->m_strName.length() + 1;
         msg.setData(offset, (char*)&size, 4);
         msg.setData(offset + 4, m_pOutput->m_strName.c_str(), m_pOutput->m_strName.length() + 1);
         offset += 4 + size;
         msg.setData(offset, (char*)&m_pClient->m_iKey, 4);
         offset += 4;
         msg.setData(offset, (char*)&m_iProcType, 4);
         if (m_iProcType == 1)
         {
            offset += 4;
            size = m_strOperator.length() + 1;
            msg.setData(offset, (char*)&size, 4);
            msg.setData(offset + 4, m_strOperator.c_str(), m_strOperator.length() + 1);
         }

         cout << "request shuffler " << spenodes + i * 72 << " " << *(int*)(spenodes + i * 72 + 64) << endl;
         Address serv;
         m_pClient->m_Routing.getPrimaryMaster(serv);
         if (m_pClient->m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
            continue;

         if (msg.getType() < 0)
         {
            if (*(int32_t*)msg.getData() == SectorError::E_PERMISSION)
               break;
            else
               continue;
         }

         BUCKET b;
         b.m_iID = i;
         b.m_strIP = spenodes + i * 72;
         b.m_iPort = *(int32_t*)(spenodes + i * 72 + 64);
         b.m_iDataPort = *(int32_t*)(spenodes + i * 72 + 68);
         b.m_iShufflerPort = *(int32_t*)msg.getData();
         b.m_iSession = *(int32_t*)(msg.getData() + 4);
         b.m_iProgress = 0;
         b.m_LastUpdateTime = CTimer::getTime();
         m_mBucket[b.m_iID] = b;

         // set up data connection, not for data transfter, but for keep-alive
         m_pClient->m_DataChn.connect(b.m_strIP, b.m_iDataPort);

         // upload library files for MapReduce processing
         if (m_iProcType == 1)
            loadOperator(b.m_strIP, b.m_iPort, b.m_iDataPort, b.m_iSession);
      }

      if (m_mBucket.empty())
         return SectorError::E_NOBUCKET;

      m_pOutputLoc = new char[m_mBucket.size() * 80];
      int l = 0;
      for (map<int, BUCKET>::iterator b = m_mBucket.begin(); b != m_mBucket.end(); ++ b)
      {
         strcpy(m_pOutputLoc + l * 80, b->second.m_strIP.c_str());
         *(int32_t*)(m_pOutputLoc + l * 80 + 64) = b->second.m_iPort;
         *(int32_t*)(m_pOutputLoc + l * 80 + 68) = b->second.m_iDataPort;
         *(int32_t*)(m_pOutputLoc + l * 80 + 72) = b->second.m_iShufflerPort;
         *(int32_t*)(m_pOutputLoc + l * 80 + 76) = b->second.m_iSession;
         ++ l;
      }

      // result locations
      map<int, BUCKET>::iterator b = m_mBucket.begin();
      for (int i = 0; i < m_pOutput->m_iFileNum; ++ i)
      {
         char* tmp = new char[m_pOutput->m_strPath.length() + m_pOutput->m_strName.length() + 64];
         sprintf(tmp, "%s/%s.%d", m_pOutput->m_strPath.c_str(), m_pOutput->m_strName.c_str(), i);
         m_pOutput->m_vFiles[i] = tmp;
         delete [] tmp;

         if (m_pOutput->m_vLocation[i].empty())
         {
            // if user didn't specify output location, simply pick the next bucket location and rotate
            // this should be the normal case
//.........这里部分代码省略.........

int DCClient::run(const SphereStream& input, SphereStream& output, const string& op, const int& rows, const char* param, const int& size, const int& type)
{
   CGuard::enterCS(m_RunLock);
   CGuard::leaveCS(m_RunLock);

   m_iProcType = type;
   m_strOperator = op;
   m_pcParam = new char[size];
   memcpy(m_pcParam, param, size);
   m_iParamSize = size;
   m_pInput = (SphereStream*)&input;
   m_pOutput = &output;
   m_iRows = rows;
   m_iOutputType = m_pOutput->m_iFileNum;

   // when processing files, data will not be moved
   if (rows == 0)
      m_bDataMove = false;

   m_mpDS.clear();
   m_mBucket.clear();
   m_mSPE.clear();

   int result = prepareInput();
   if (result < 0)
      return result;

   cout << "JOB " << m_pInput->m_iFileNum << " " << m_pInput->m_llSize << " " << m_pInput->m_llRecNum << endl;

   SectorMsg msg;
   msg.setType(202); // locate available SPE
   msg.setKey(m_pClient->m_iKey);
   msg.m_iDataLength = SectorMsg::m_iHdrSize;

   Address serv;
   m_pClient->m_Routing.getPrimaryMaster(serv);
   if (m_pClient->m_GMP.rpc(serv.m_strIP.c_str(), serv.m_iPort, &msg, &msg) < 0)
      return SectorError::E_CONNECTION;

   if (msg.getType() < 0)
      return *(int32_t*)msg.getData();

   m_iSPENum = (msg.m_iDataLength - 4) / 72;
   if (0 == m_iSPENum)
      return SectorError::E_RESOURCE;

   result = prepareSPE(msg.getData());
   if (result < 0)
      return result;

   result = segmentData();
   if (result <= 0)
      return result;

   if (m_iOutputType == -1)
      m_pOutput->init(m_mpDS.size());

   result = prepareOutput(msg.getData());
   if (result < 0)
      return result;

   m_iProgress = 0;
   m_iAvgRunTime = -1;
   m_iTotalDS = m_mpDS.size();
   m_iTotalSPE = m_mSPE.size();
   m_iAvailRes = 0;
   m_bBucketHealth = true;

   cout << m_mSPE.size() << " spes found! " << m_mpDS.size() << " data seg total." << endl;

   // starting...
#ifndef WIN32
   pthread_t scheduler;
   pthread_create(&scheduler, NULL, run, this);
   pthread_detach(scheduler);
#else
   DWORD ThreadID;
   CreateThread(NULL, 0, run, this, NULL, &ThreadID);
#endif

   m_bOpened = true;

   return 0;
}