/*****************************************************************************\ * ping_nodes.h - header to manager node ping ***************************************************************************** * Copyright (C) 2003 The Regents of the University of California. * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). * Written by Morris Jette et. al. * CODE-OCEC-09-009. All rights reserved. * * This file is part of Slurm, a resource management program. * For details, see . * Please also read the included file: DISCLAIMER. * * Slurm 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. * * In addition, as a special exception, the copyright holders give permission * to link the code of portions of this program with the OpenSSL library under * certain conditions as described in each individual source file, and * distribute linked combinations including the two. You must obey the GNU * General Public License in all respects for all of the code used other than * OpenSSL. If you modify file(s) with this exception, you may extend this * exception to your version of the file(s), but you are not obligated to do * so. If you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files in * the program, then also delete it here. * * Slurm 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 Slurm; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. \*****************************************************************************/ #ifndef _HAVE_PING_NODES_H #define _HAVE_PING_NODES_H #include "src/common/macros.h" /* * is_ping_done - test if the last node ping cycle has completed. * Use this to avoid starting a new set of ping requests before the * previous one completes * RET true if ping process is done, false otherwise */ extern bool is_ping_done (void); /* * ping_begin - record that a ping cycle has begin. This can be called more * than once (for REQUEST_PING and simultaneous REQUEST_NODE_REGISTRATION * for selected nodes). Matching ping_end calls must be made for each * before is_ping_done returns true. */ extern void ping_begin (void); /* * ping_end - record that a ping cycle has ended. This can be called more * than once (for REQUEST_PING and simultaneous REQUEST_NODE_REGISTRATION * for selected nodes). Matching ping_end calls must be made for each * before is_ping_done returns true. */ extern void ping_end (void); /* * ping_nodes - check that all nodes and daemons are alive, * get nodes in UNKNOWN state to register */ extern void ping_nodes (void); #endif /* !_HAVE_PING_NODES_H */