static Uint32 getNodeId(NodeBitmask & mask, unsigned arr[], unsigned i)
  {
    Uint32 nodeId = 0;
    if (arr != 0)
    {
      nodeId = arr[i];
    }
    else
    {
      nodeId = mask.find_first();
    }

    require(mask.get(nodeId));
    mask.clear(nodeId);
    return nodeId;
  }
Exemplo n.º 2
0
void
ClusterMgr::execNODE_FAILREP(const NdbApiSignal* sig,
                             const LinearSectionPtr ptr[])
{
    const NodeFailRep * rep = CAST_CONSTPTR(NodeFailRep, sig->getDataPtr());
    NodeBitmask mask;
    if (sig->getLength() == NodeFailRep::SignalLengthLong)
    {
        mask.assign(NodeBitmask::Size, rep->theAllNodes);
    }
    else
    {
        mask.assign(NdbNodeBitmask::Size, rep->theNodes);
    }

    NdbApiSignal signal(sig->theSendersBlockRef);
    signal.theVerId_signalNumber = GSN_NODE_FAILREP;
    signal.theReceiversBlockNumber = API_CLUSTERMGR;
    signal.theTrace  = 0;
    signal.theLength = NodeFailRep::SignalLengthLong;

    NodeFailRep * copy = CAST_PTR(NodeFailRep, signal.getDataPtrSend());
    copy->failNo = 0;
    copy->masterNodeId = 0;
    copy->noOfNodes = 0;
    NodeBitmask::clear(copy->theAllNodes);

    for (Uint32 i = mask.find_first(); i != NodeBitmask::NotFound;
            i = mask.find_next(i + 1))
    {
        Node & cm_node = theNodes[i];
        trp_node & theNode = cm_node;

        bool node_failrep = theNode.m_node_fail_rep;
        bool connected = theNode.is_connected();
        set_node_dead(theNode);

        if (node_failrep == false)
        {
            theNode.m_node_fail_rep = true;
            NodeBitmask::set(copy->theAllNodes, i);
            copy->noOfNodes++;
        }

        if (connected)
        {
            theFacade.doDisconnect(i);
        }
    }

    recalcMinDbVersion();
    if (copy->noOfNodes)
    {
        theFacade.for_each(this, &signal, 0); // report GSN_NODE_FAILREP
    }

    if (noOfAliveNodes == 0)
    {
        NdbApiSignal signal(numberToRef(API_CLUSTERMGR, getOwnNodeId()));
        signal.theVerId_signalNumber = GSN_NF_COMPLETEREP;
        signal.theReceiversBlockNumber = 0;
        signal.theTrace  = 0;
        signal.theLength = NFCompleteRep::SignalLength;

        NFCompleteRep * rep = CAST_PTR(NFCompleteRep, signal.getDataPtrSend());
        rep->blockNo =0;
        rep->nodeId = getOwnNodeId();
        rep->unused = 0;
        rep->from = __LINE__;

        for (Uint32 i = 1; i < MAX_NODES; i++)
        {
            trp_node& theNode = theNodes[i];
            if (theNode.defined && theNode.nfCompleteRep == false)
            {
                rep->failedNodeId = i;
                execNF_COMPLETEREP(&signal, 0);
            }
        }
    }
}