Exemple #1
0
void
ClusterMgr::execAPI_REGCONF(const Uint32 * theData){
  const ApiRegConf * const apiRegConf = (ApiRegConf *)&theData[0];
  const NodeId nodeId = refToNode(apiRegConf->qmgrRef);
  
#ifdef DEBUG_REG
  ndbout_c("ClusterMgr: Recd API_REGCONF from node %d", nodeId);
#endif

  assert(nodeId > 0 && nodeId < MAX_NODES);
  
  Node & node = theNodes[nodeId];
  assert(node.defined == true);
  assert(node.connected == true);

  if(node.m_info.m_version != apiRegConf->version){
    node.m_info.m_version = apiRegConf->version;
    if(theNodes[theFacade.ownId()].m_info.m_type == NodeInfo::MGM)
      node.compatible = ndbCompatible_mgmt_ndb(NDB_VERSION,
					       node.m_info.m_version);
    else
      node.compatible = ndbCompatible_api_ndb(NDB_VERSION,
					      node.m_info.m_version);
  }

  node.m_api_reg_conf = true;

  node.m_state = apiRegConf->nodeState;
  if (node.compatible && (node.m_state.startLevel == NodeState::SL_STARTED  ||
			  node.m_state.getSingleUserMode())){
    set_node_alive(node, true);
  } else {
    set_node_alive(node, false);
  }//if
  node.m_info.m_heartbeat_cnt = 0;
  node.hbCounter = 0;

  if(waitingForHB)
  {
    waitForHBFromNodes.clear(nodeId);

    if(waitForHBFromNodes.isclear())
    {
      waitingForHB= false;
      NdbCondition_Broadcast(waitForHBCond);
    }
  }
  node.hbFrequency = (apiRegConf->apiHeartbeatFrequency * 10) - 50;
}
Exemple #2
0
void
ClusterMgr::execAPI_REGCONF(const NdbApiSignal * signal,
                            const LinearSectionPtr ptr[])
{
    const ApiRegConf * apiRegConf = CAST_CONSTPTR(ApiRegConf,
                                    signal->getDataPtr());
    const NodeId nodeId = refToNode(apiRegConf->qmgrRef);

#ifdef DEBUG_REG
    ndbout_c("ClusterMgr: Recd API_REGCONF from node %d", nodeId);
#endif

    assert(nodeId > 0 && nodeId < MAX_NODES);

    Node & cm_node = theNodes[nodeId];
    trp_node & node = cm_node;
    assert(node.defined == true);
    assert(node.is_connected() == true);

    if(node.m_info.m_version != apiRegConf->version) {
        node.m_info.m_version = apiRegConf->version;
        node.m_info.m_mysql_version = apiRegConf->mysql_version;
        if (node.m_info.m_version < NDBD_SPLIT_VERSION)
            node.m_info.m_mysql_version = 0;

        if(theNodes[theFacade.ownId()].m_info.m_type == NodeInfo::MGM)
            node.compatible = ndbCompatible_mgmt_ndb(NDB_VERSION,
                              node.m_info.m_version);
        else
            node.compatible = ndbCompatible_api_ndb(NDB_VERSION,
                                                    node.m_info.m_version);
    }

    node.set_confirmed(true);

    if (node.minDbVersion != apiRegConf->minDbVersion)
    {
        node.minDbVersion = apiRegConf->minDbVersion;
        recalcMinDbVersion();
    }

    if (node.m_info.m_version >= NDBD_255_NODES_VERSION)
    {
        node.m_state = apiRegConf->nodeState;
    }
    else
    {
        /**
         * from 2 to 8 words = 6 words diff, 6*4 = 24
         */
        memcpy(&node.m_state, &apiRegConf->nodeState, sizeof(node.m_state) - 24);
    }

    if (node.m_info.m_type == NodeInfo::DB)
    {
        /**
         * Only set DB nodes to "alive"
         */
        if (node.compatible && (node.m_state.startLevel == NodeState::SL_STARTED ||
                                node.m_state.getSingleUserMode()))
        {
            set_node_alive(node, true);
        }
        else
        {
            set_node_alive(node, false);
        }
    }

    cm_node.hbMissed = 0;
    cm_node.hbCounter = 0;
    /*
      By convention, conf->apiHeartbeatFrequency is in centiseconds rather than
      milliseconds. See also Qmgr::sendApiRegConf().
     */
    const Int64 freq =
        (static_cast<Int64>(apiRegConf->apiHeartbeatFrequency) * 10) - 50;

    if (freq > UINT_MAX32)
    {
        // In case of overflow.
        assert(false);  /* Note this assert fails on some upgrades... */
        cm_node.hbFrequency = UINT_MAX32;
    }
    else if (freq < minHeartBeatInterval)
    {
        /**
         * We use minHeartBeatInterval as a lower limit. This also prevents
         * against underflow.
         */
        cm_node.hbFrequency = minHeartBeatInterval;
    }
    else
    {
        cm_node.hbFrequency = static_cast<Uint32>(freq);
    }

    // If responding nodes indicates that it is connected to other
    // nodes, that makes it probable that those nodes are alive and
    // available also for this node.
    for (int db_node_id = 1; db_node_id <= MAX_DATA_NODE_ID; db_node_id ++)
    {
        if (node.m_state.m_connected_nodes.get(db_node_id))
        {
            // Tell this nodes start clients thread that db_node_id
            // is up and probable connectable.
            theFacade.theTransporterRegistry->indicate_node_up(db_node_id);
        }
    }

    // Distribute signal to all threads/blocks
    // TODO only if state changed...
    theFacade.for_each(this, signal, ptr);
}
Exemple #3
0
void
ClusterMgr::execAPI_REGCONF(const NdbApiSignal * signal,
                            const LinearSectionPtr ptr[])
{
  const ApiRegConf * apiRegConf = CAST_CONSTPTR(ApiRegConf,
                                                signal->getDataPtr());
  const NodeId nodeId = refToNode(apiRegConf->qmgrRef);
  
#ifdef DEBUG_REG
  ndbout_c("ClusterMgr: Recd API_REGCONF from node %d", nodeId);
#endif

  assert(nodeId > 0 && nodeId < MAX_NODES);
  
  Node & cm_node = theNodes[nodeId];
  trp_node & node = cm_node;
  assert(node.defined == true);
  assert(node.is_connected() == true);

  if(node.m_info.m_version != apiRegConf->version){
    node.m_info.m_version = apiRegConf->version;
    node.m_info.m_mysql_version = apiRegConf->mysql_version;
    if (node.m_info.m_version < NDBD_SPLIT_VERSION)
      node.m_info.m_mysql_version = 0;
        
    if(theNodes[theFacade.ownId()].m_info.m_type == NodeInfo::MGM)
      node.compatible = ndbCompatible_mgmt_ndb(NDB_VERSION,
					       node.m_info.m_version);
    else
      node.compatible = ndbCompatible_api_ndb(NDB_VERSION,
					      node.m_info.m_version);
  }

  node.set_confirmed(true);

  if (node.minDbVersion != apiRegConf->minDbVersion)
  {
    node.minDbVersion = apiRegConf->minDbVersion;
    recalcMinDbVersion();
  }

  if (node.m_info.m_version >= NDBD_255_NODES_VERSION)
  {
    node.m_state = apiRegConf->nodeState;
  }
  else
  {
    /**
     * from 2 to 8 words = 6 words diff, 6*4 = 24
     */
    memcpy(&node.m_state, &apiRegConf->nodeState, sizeof(node.m_state) - 24);
  }
  
  if (node.m_info.m_type == NodeInfo::DB)
  {
    /**
     * Only set DB nodes to "alive"
     */
    if (node.compatible && (node.m_state.startLevel == NodeState::SL_STARTED ||
                            node.m_state.getSingleUserMode()))
    {
      set_node_alive(node, true);
    }
    else
    {
      set_node_alive(node, false);
    }
  }

  cm_node.hbMissed = 0;
  cm_node.hbCounter = 0;
  cm_node.hbFrequency = (apiRegConf->apiHeartbeatFrequency * 10) - 50;

  // Distribute signal to all threads/blocks
  // TODO only if state changed...
  theFacade.for_each(this, signal, ptr);

  check_wait_for_hb(nodeId);
}