C++ (Cpp) checkNodeFailSequence Exemples

Exemple #1

void
DblqhProxy::execLQH_TRANSREQ(Signal* signal)
{
  jamEntry();
  
  if (!checkNodeFailSequence(signal))
  {
    jam();
    return;
  }
  const LqhTransReq* req = (const LqhTransReq*)signal->getDataPtr();
  Ss_LQH_TRANSREQ& ss = ssSeize<Ss_LQH_TRANSREQ>();
  ss.m_req = *req;
  ndbrequire(signal->getLength() == LqhTransReq::SignalLength);
  sendREQ(signal, ss);

  /**
   * See if this is a "resend" (i.e multi TC failure)
   *   and if so, mark "old" record as invalid
   */
  Uint32 nodeId = ss.m_req.failedNodeId;
  for (Uint32 i = 0; i<NDB_ARRAY_SIZE(c_ss_LQH_TRANSREQ.m_pool); i++)
  {
    if (c_ss_LQH_TRANSREQ.m_pool[i].m_ssId != 0 &&
        c_ss_LQH_TRANSREQ.m_pool[i].m_ssId != ss.m_ssId &&
        c_ss_LQH_TRANSREQ.m_pool[i].m_req.failedNodeId == nodeId)
    {
      jam();
      c_ss_LQH_TRANSREQ.m_pool[i].m_valid = false;
    }
  }
}

Exemple #2

void
DbtcProxy::execTAKE_OVERTCCONF(Signal* signal)
{
  jamEntry();

  if (!checkNodeFailSequence(signal))
  {
    jam();
    return;
  }

  for (Uint32 i = 0; i < c_workers; i++)
  {
    jam();
    Uint32 ref = numberToRef(number(), workerInstance(i), getOwnNodeId());
    sendSignal(ref, GSN_TAKE_OVERTCCONF, signal,
               signal->getLength(),
               JBB);
  }
}

Exemple #3

Fichier : DblqhProxy.cpp Projet : ForcerKing/ShaoqunXu-mysql5.7

void
DblqhProxy::execLQH_TRANSREQ(Signal* signal)
{
  jamEntry();
  
  if (!checkNodeFailSequence(signal))
  {
    jam();
    return;
  }
  const LqhTransReq* req = (const LqhTransReq*)signal->getDataPtr();
  Ss_LQH_TRANSREQ& ss = ssSeize<Ss_LQH_TRANSREQ>();
  ss.m_maxInstanceId = 0;
  ss.m_req = *req;
  if (signal->getLength() < LqhTransReq::SignalLength)
  {
    /**
     * TC that performs take over doesn't suppport taking over one
     * TC instance at a time
     */
     ss.m_req.instanceId = RNIL;
  }
  ndbrequire(signal->getLength() <= LqhTransReq::SignalLength);
  sendREQ(signal, ss);

  /**
   * See if this is a "resend" (i.e multi TC failure)
   *   and if so, mark "old" record as invalid
   */
  Uint32 nodeId = ss.m_req.failedNodeId;
  for (Uint32 i = 0; i<NDB_ARRAY_SIZE(c_ss_LQH_TRANSREQ.m_pool); i++)
  {
    if (c_ss_LQH_TRANSREQ.m_pool[i].m_ssId != 0 &&
        c_ss_LQH_TRANSREQ.m_pool[i].m_ssId != ss.m_ssId &&
        c_ss_LQH_TRANSREQ.m_pool[i].m_req.failedNodeId == nodeId)
    {
      jam();
      c_ss_LQH_TRANSREQ.m_pool[i].m_valid = false;
    }
  }
}