mariadb/ndb/include/ndbapi/ndb_cluster_connection.hpp

/* Copyright (C) 2003 MySQL AB

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */


#ifndef CLUSTER_CONNECTION_HPP
#define CLUSTER_CONNECTION_HPP

class Ndb_cluster_connection {
public:
  Ndb_cluster_connection(const char * connect_string = 0);
  ~Ndb_cluster_connection();
  int connect(int no_retries, int retry_delay_in_seconds, int verbose);
  int start_connect_thread(int (*connect_callback)(void)= 0);

  // add check coupled to init state of cluster connection
  // timeout_after_first_alive negative - ok only if all alive
  // timeout_after_first_alive positive - ok if some alive
  int wait_until_ready(int timeout_for_first_alive,
		       int timeout_after_first_alive);

  const char *get_connectstring(char *buf, int buf_sz) const;
  int get_connected_port() const;
  const char *get_connected_host() const;

  void set_optimized_node_selection(int val);

  Uint32 no_db_nodes();

private:
  friend class Ndb;
  friend class NdbImpl;
  friend class Ndb_cluster_connection_impl;
  class Ndb_cluster_connection_impl & m_impl;
  Ndb_cluster_connection(Ndb_cluster_connection_impl&);
};

#endif