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/*
* vircgrouppriv.h: methods for managing control cgroups
*
* Copyright (C) 2011-2013 Red Hat, Inc.
* Copyright IBM Corp. 2008
*
* 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/>.
*/
#ifndef LIBVIRT_VIRCGROUPPRIV_H_ALLOW
# error "vircgrouppriv.h may only be included by vircgroup.c or its test suite"
#endif /* LIBVIRT_VIRCGROUPPRIV_H_ALLOW */
#pragma once
#include "vircgroup.h"
#include "vircgroupbackend.h"
struct _virCgroupV1Controller {
int type;
char *mountPoint;
/* If mountPoint holds several controllers co-mounted,
* then linkPoint is path of the symlink to the mountPoint
* for just the one controller
*/
char *linkPoint;
char *placement;
};
typedef struct _virCgroupV1Controller virCgroupV1Controller;
struct _virCgroupV2Devices {
int mapfd;
int progfd;
ssize_t count;
ssize_t max;
};
typedef struct _virCgroupV2Devices virCgroupV2Devices;
struct _virCgroupV2Controller {
int controllers;
char *mountPoint;
char *placement;
virCgroupV2Devices devices;
};
typedef struct _virCgroupV2Controller virCgroupV2Controller;
struct _virCgroup {
virCgroupBackend *backends[VIR_CGROUP_BACKEND_TYPE_LAST];
virCgroupV1Controller legacy[VIR_CGROUP_CONTROLLER_LAST];
virCgroupV2Controller unified;
char *unitName;
virCgroup *nested;
};
#define virCgroupGetNested(cgroup) \
(cgroup->nested ? cgroup->nested : cgroup)
int virCgroupSetValueDBus(const char *unitName,
const char *key,
GVariant *value);
int virCgroupSetValueRaw(const char *path,
const char *value);
int virCgroupGetValueRaw(const char *path,
char **value);
int virCgroupSetValueStr(virCgroup *group,
int controller,
const char *key,
const char *value);
int virCgroupGetValueStr(virCgroup *group,
int controller,
const char *key,
char **value);
int virCgroupSetValueU64(virCgroup *group,
int controller,
const char *key,
unsigned long long int value);
int virCgroupGetValueU64(virCgroup *group,
int controller,
const char *key,
unsigned long long int *value);
int virCgroupSetValueI64(virCgroup *group,
int controller,
const char *key,
long long int value);
int virCgroupGetValueI64(virCgroup *group,
int controller,
const char *key,
long long int *value);
int virCgroupPartitionEscape(char **path);
char *virCgroupGetBlockDevString(const char *path);
int virCgroupGetValueForBlkDev(const char *str,
const char *devPath,
char **value);
int virCgroupNewPartition(const char *path,
bool create,
int controllers,
virCgroup **group)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(4);
int virCgroupNewDomainPartition(virCgroup *partition,
const char *driver,
const char *name,
virCgroup **group)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(4);
int virCgroupRemoveRecursively(char *grppath);
int virCgroupKillRecursiveInternal(virCgroup *group,
int signum,
GHashTable *pids,
const char *taskFile,
bool dormdir);
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