src/lxc/monitor.h

   1 /*
   2  * lxc: linux Container library
   3  *
   4  * (C) Copyright IBM Corp. 2007, 2008
   5  *
   6  * Authors:
   7  * Daniel Lezcano <daniel.lezcano at free.fr>
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  22  */
  23 #ifndef __monitor_h
  24 #define __monitor_h
  25
  26 #include <sys/param.h>
  27 #include <sys/un.h>
  28
  29 #include <lxc/conf.h>
  30
  31 typedef enum {
  32         lxc_msg_state,
  33         lxc_msg_priority,
  34 } lxc_msg_type_t;
  35
  36 struct lxc_msg {
  37         lxc_msg_type_t type;
  38         char name[NAME_MAX+1];
  39         int value;
  40 };
  41
  42 extern int lxc_monitor_open(const char *lxcpath);
  43 extern int lxc_monitor_sock_name(const char *lxcpath, struct sockaddr_un *addr);
  44 extern void lxc_monitor_send_state(const char *name, lxc_state_t state,
  45                             const char *lxcpath);
  46 extern int lxc_monitord_spawn(const char *lxcpath);
  47
  48 #endif