inline
void
SignalCounter::clearWaitingFor(Uint32 nodeId) {
  if(m_nodes.get(nodeId) && m_count > 0){
    m_count--;
    m_nodes.clear(nodeId);
    return;
  }
  ErrorReporter::handleAssert("SignalCounter::clear", __FILE__, __LINE__);
}
inline
void 
SignalCounter::setWaitingFor(Uint32 nodeId) {
  if(!m_nodes.get(nodeId)){
    m_nodes.set(nodeId);
    m_count++;
    return;
  }
  ErrorReporter::handleAssert("SignalCounter::set", __FILE__, __LINE__);
}
inline
SignalCounter&
SignalCounter::operator=(Uint32 count){
  m_count = count;
  m_nodes.clear();
  return * this;
}
inline
const char *
SignalCounter::getText() const {
  static char buf[255];
  static char nodes[NdbNodeBitmask::TextLength+1];
  BaseString::snprintf(buf, sizeof(buf), "[SignalCounter: m_count=%d %s]", m_count, m_nodes.getText(nodes));
  return buf;
}
int
NdbRestarter::checkClusterAlive(const int * deadnodes, int num_nodes)
{
  if (getStatus() != 0)
    return -1;
  
  NdbNodeBitmask mask;
  for (int i = 0; i<num_nodes; i++)
    mask.set(deadnodes[i]);
  
  for (unsigned n = 0; n < ndbNodes.size(); n++)
  {
    if (mask.get(ndbNodes[n].node_id))
      continue;

    if (ndbNodes[n].node_status != NDB_MGM_NODE_STATUS_STARTED)
      return ndbNodes[n].node_id;
  }
  
  return 0;
}
Exemplo n.º 6
0
int main(int argc, char** argv){
  NDB_INIT(argv[0]);
  ndb_opt_set_usage_funcs(short_usage_sub, usage);
  load_defaults("my",load_default_groups,&argc,&argv);

#ifndef DBUG_OFF
  opt_debug= "d:t:O,/tmp/ndb_waiter.trace";
#endif

#ifndef _WIN32
  // Catching signal to allow testing of EINTR safeness
  // with "while killall -USR1 ndbwaiter; do true; done"
  signal(SIGUSR1, catch_signal);
#endif

  if (handle_options(&argc, &argv, my_long_options,
                     ndb_std_get_one_option))
    return NDBT_ProgramExit(NDBT_WRONGARGS);

  const char* connect_string = argv[0];
  if (connect_string == 0)
    connect_string = opt_ndb_connectstring;

  enum ndb_mgm_node_status wait_status;
  if (_no_contact)
  {
    wait_status= NDB_MGM_NODE_STATUS_NO_CONTACT;
  }
  else if (_not_started)
  {
    wait_status= NDB_MGM_NODE_STATUS_NOT_STARTED;
  }
  else if (_single_user)
  {
    wait_status= NDB_MGM_NODE_STATUS_SINGLEUSER;
  }
  else 
  {
    wait_status= NDB_MGM_NODE_STATUS_STARTED;
  }

  if (_nowait_nodes)
  {
    int res = parse_mask(_nowait_nodes, nowait_nodes_bitmask);
    if(res == -2 || (res > 0 && nowait_nodes_bitmask.get(0)))
    {
      ndbout_c("Invalid nodeid specified in nowait-nodes: %s", 
               _nowait_nodes);
      exit(-1);
    }
    else if (res < 0)
    {
      ndbout_c("Unable to parse nowait-nodes argument: %s",
               _nowait_nodes);
      exit(-1);
    }
  }

  if (_wait_nodes)
  {
    if (_nowait_nodes)
    {
      ndbout_c("Can not set both wait-nodes and nowait-nodes.");
      exit(-1);
    }

    int res = parse_mask(_wait_nodes, nowait_nodes_bitmask);
    if (res == -2 || (res > 0 && nowait_nodes_bitmask.get(0)))
    {
      ndbout_c("Invalid nodeid specified in wait-nodes: %s",
               _wait_nodes);
      exit(-1);
    }
    else if (res < 0)
    {
      ndbout_c("Unable to parse wait-nodes argument: %s",
               _wait_nodes);
      exit(-1);
    }

    // Don't wait for any other nodes than the ones we have set explicitly
    nowait_nodes_bitmask.bitNOT();
  }

  if (waitClusterStatus(connect_string, wait_status) != 0)
    return NDBT_ProgramExit(NDBT_FAILED);
  return NDBT_ProgramExit(NDBT_OK);
}
Exemplo n.º 7
0
int 
getStatus(){
  int retries = 0;
  struct ndb_mgm_cluster_state * status;
  struct ndb_mgm_node_state * node;
  
  ndbNodes.clear();

  while(retries < 10){
    status = ndb_mgm_get_status(handle);
    if (status == NULL){
      ndbout << "status==NULL, retries="<<retries<<endl;
      MGMERR(handle);
      retries++;
      ndb_mgm_disconnect(handle);
      if (ndb_mgm_connect(handle,0,0,1)) {
        MGMERR(handle);
        g_err  << "Reconnect failed" << endl;
        break;
      }
      continue;
    }
    int count = status->no_of_nodes;
    for (int i = 0; i < count; i++){
      node = &status->node_states[i];      
      switch(node->node_type){
      case NDB_MGM_NODE_TYPE_NDB:
        if (!nowait_nodes_bitmask.get(node->node_id))
          ndbNodes.push_back(*node);
	break;
      case NDB_MGM_NODE_TYPE_MGM:
        /* Don't care about MGM nodes */
	break;
      case NDB_MGM_NODE_TYPE_API:
        /* Don't care about API nodes */
	break;
      default:
	if(node->node_status == NDB_MGM_NODE_STATUS_UNKNOWN ||
	   node->node_status == NDB_MGM_NODE_STATUS_NO_CONTACT){
	  retries++;
	  ndbNodes.clear();
	  free(status); 
	  status = NULL;
          count = 0;

	  ndbout << "kalle"<< endl;
	  break;
	}
	abort();
	break;
      }
    }
    if(status == 0){
      ndbout << "status == 0" << endl;
      continue;
    }
    free(status);
    return 0;
  }

  return -1;
}
inline
void
SignalCounter::clearWaitingFor(){
  m_count = 0;
  m_nodes.clear();
}
inline
bool
SignalCounter::isWaitingFor(Uint32 nodeId) const {
  return m_nodes.get(nodeId);
}