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/*
* Copyright (C) 2000-2009, Parallels, Inc. All rights reserved.
*
* 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 _ENV_H_
#define _ENV_H_
#include "types.h"
#include "res.h"
#include "modules.h"
/** Shutdown timeout.
*/
#define MAX_SHTD_TM 120
#define MIN_NUMIPTENT 16
/* default cpu units values */
#define LHTCPUUNITS 250
#define UNLCPUUNITS 1000
#define HNCPUUNITS 1000
typedef int (*env_create_FN)(vps_handler *h, envid_t veid, int wait_p,
int old_wait_p, int err_p, void *data);
/** Stop modes.
*/
enum {
M_HALT, /**< stop by halt. */
M_REBOOT, /**< stop by reboot. */
M_KILL, /**< stop by SIGTERM. */
};
/** Allocate and initialize CT handler.
*
* @param veid CT ID.
* @return handler or NULL on error.
*/
vps_handler *vz_open(envid_t veid);
/** Close CT handler.
*
* @param h CT handler.
*/
void vz_close(vps_handler *h);
/** Get CT status.
*
* @param h CT handler.
* @param veid CT ID.
* @return 1 - CT is running
* 0 - CT is stopped.
*/
int vps_is_run(vps_handler *h, envid_t veid);
/** Start CT.
*
* @param h CT handler.
* @param veid CT ID.
* @param param CT resources.
* @param skip flags to skip CT setup (SKIP_SETUP|SKIP_ACTION_SCRIPT)
* @param action modules list, used to call setup() callback
* @return 0 on success.
*/
int vps_start(vps_handler *h, envid_t veid, vps_param *param,
skipFlags skip, struct mod_action *action);
int vps_start_custom(vps_handler *h, envid_t veid, vps_param *param,
skipFlags skip, struct mod_action *mod,
env_create_FN fn, void *data);
/** Stop CT.
*
* @param h CT handler.
* @param veid CT ID.
* @param param CT resources.
* @param stop_mode stop mode one of (M_REBOOT M_HALT M_KILL).
* @param skip flags to skip run action script (SKIP_ACTION_SCRIPT)
* @param action modules list, used to call cleanup() callback.
* @return 0 on success.
*/
int vps_stop(vps_handler *h, envid_t veid, vps_param *param, int stop_mode,
skipFlags skip, struct mod_action *action);
/** Change root to specified directory
*
* @param CT root
* @return 0 on success
*/
int vz_chroot(const char *root);
int vz_env_create(vps_handler *h, envid_t veid, vps_res *res,
int wait_p[2], int old_wait_p[2], int err_p[2],
env_create_FN fn, void *data);
int vz_setluid(envid_t veid);
int vz_env_create_ioctl(vps_handler *h, envid_t veid, int flags);
#endif