libvirt/src/util/virhook.h
Cédric Bosdonnat 7d3b2eb58f libxl: add hooks support
Introduce libxl hook and use it for start, prepare, started,
stop, stopped, migrate events.
2016-08-02 14:20:31 +02:00

111 lines
4.3 KiB
C

/*
* virhook.h: internal entry points needed for synchronous hooks support
*
* Copyright (C) 2010 Red Hat, Inc.
* Copyright (C) 2010 Daniel Veillard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
* Author: Daniel Veillard <veillard@redhat.com>
*/
#ifndef __VIR_HOOKS_H__
# define __VIR_HOOKS_H__
# include "internal.h"
typedef enum {
VIR_HOOK_DRIVER_DAEMON = 0, /* Daemon related events */
VIR_HOOK_DRIVER_QEMU, /* QEmu domains related events */
VIR_HOOK_DRIVER_LXC, /* LXC domains related events */
VIR_HOOK_DRIVER_NETWORK, /* network related events */
VIR_HOOK_DRIVER_LIBXL, /* Xen libxl domains related events */
VIR_HOOK_DRIVER_LAST,
} virHookDriverType;
typedef enum {
VIR_HOOK_DAEMON_OP_START, /* daemon is about to start */
VIR_HOOK_DAEMON_OP_SHUTDOWN, /* daemon is about to shutdown */
VIR_HOOK_DAEMON_OP_RELOAD, /* driver reload with SIGHUP */
VIR_HOOK_DAEMON_OP_LAST,
} virHookDaemonOpType;
typedef enum {
VIR_HOOK_SUBOP_NONE, /* no sub-operation */
VIR_HOOK_SUBOP_BEGIN, /* beginning of the operation */
VIR_HOOK_SUBOP_END, /* end of the operation */
VIR_HOOK_SUBOP_LAST,
} virHookSubopType;
typedef enum {
VIR_HOOK_QEMU_OP_START, /* domain is about to start */
VIR_HOOK_QEMU_OP_STOPPED, /* domain has stopped */
VIR_HOOK_QEMU_OP_PREPARE, /* domain startup initiated */
VIR_HOOK_QEMU_OP_RELEASE, /* domain destruction is over */
VIR_HOOK_QEMU_OP_MIGRATE, /* domain is being migrated */
VIR_HOOK_QEMU_OP_STARTED, /* domain has started */
VIR_HOOK_QEMU_OP_RECONNECT, /* domain is being reconnected by libvirt */
VIR_HOOK_QEMU_OP_ATTACH, /* domain is being attached to be libvirt */
VIR_HOOK_QEMU_OP_RESTORE, /* domain is being restored */
VIR_HOOK_QEMU_OP_LAST,
} virHookQemuOpType;
typedef enum {
VIR_HOOK_LXC_OP_START, /* domain is about to start */
VIR_HOOK_LXC_OP_STOPPED, /* domain has stopped */
VIR_HOOK_LXC_OP_PREPARE, /* domain startup initiated */
VIR_HOOK_LXC_OP_RELEASE, /* domain destruction is over */
VIR_HOOK_LXC_OP_STARTED, /* domain has started */
VIR_HOOK_LXC_OP_RECONNECT, /* domain is being reconnected by libvirt */
VIR_HOOK_LXC_OP_LAST,
} virHookLxcOpType;
typedef enum {
VIR_HOOK_NETWORK_OP_START, /* network is about to start */
VIR_HOOK_NETWORK_OP_STARTED, /* network has start */
VIR_HOOK_NETWORK_OP_STOPPED, /* network has stopped */
VIR_HOOK_NETWORK_OP_IFACE_PLUGGED, /* an interface has been plugged into the network */
VIR_HOOK_NETWORK_OP_IFACE_UNPLUGGED, /* an interface was unplugged from the network */
VIR_HOOK_NETWORK_OP_UPDATED, /* network has been updated */
VIR_HOOK_NETWORK_OP_LAST,
} virHookNetworkOpType;
typedef enum {
VIR_HOOK_LIBXL_OP_START, /* domain is about to start */
VIR_HOOK_LIBXL_OP_STOPPED, /* domain has stopped */
VIR_HOOK_LIBXL_OP_PREPARE, /* domain startup initiated */
VIR_HOOK_LIBXL_OP_RELEASE, /* domain destruction is over */
VIR_HOOK_LIBXL_OP_MIGRATE, /* domain is being migrated */
VIR_HOOK_LIBXL_OP_STARTED, /* domain has started */
VIR_HOOK_LIBXL_OP_RECONNECT, /* domain is being reconnected by libvirt */
VIR_HOOK_LIBXL_OP_LAST,
} virHookLibxlOpType;
int virHookInitialize(void);
int virHookPresent(int driver);
int virHookCall(int driver, const char *id, int op, int sub_op,
const char *extra, const char *input, char **output);
#endif /* __VIR_HOOKS_H__ */