libvirt/tools/virt-host-validate-lxc.c

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/*
* virt-host-validate-lxc.c: Sanity check a LXC hypervisor host
*
* Copyright (C) 2012 Red Hat, Inc.
*
* 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/>.
*
*/
#include <config.h>
#include "virt-host-validate-lxc.h"
#include "virt-host-validate-common.h"
int virHostValidateLXC(void)
{
int ret = 0;
if (virHostValidateLinuxKernel("LXC", (2 << 16) | (6 << 8) | 26,
VIR_HOST_VALIDATE_FAIL,
_("Upgrade to a kernel supporting namespaces")) < 0)
ret = -1;
if (virHostValidateNamespace("LXC", "ipc",
VIR_HOST_VALIDATE_FAIL,
_("IPC namespace support is required")) < 0)
ret = -1;
if (virHostValidateNamespace("LXC", "mnt",
VIR_HOST_VALIDATE_FAIL,
_("Mount namespace support is required")) < 0)
ret = -1;
if (virHostValidateNamespace("LXC", "pid",
VIR_HOST_VALIDATE_FAIL,
_("PID namespace support is required")) < 0)
ret = -1;
if (virHostValidateNamespace("LXC", "uts",
VIR_HOST_VALIDATE_FAIL,
_("UTS namespace support is required")) < 0)
ret = -1;
if (virHostValidateNamespace("LXC", "net",
VIR_HOST_VALIDATE_WARN,
_("Network namespace support is recommended")) < 0)
ret = -1;
if (virHostValidateNamespace("LXC", "user",
VIR_HOST_VALIDATE_FAIL,
_("User namespace support is recommended")) < 0)
ret = -1;
if (virHostValidateCGroupController("LXC", "memory",
VIR_HOST_VALIDATE_FAIL,
"MEMCG") < 0)
ret = -1;
if (virHostValidateCGroupController("LXC", "cpu",
VIR_HOST_VALIDATE_FAIL,
"CGROUP_SCHED") < 0)
ret = -1;
if (virHostValidateCGroupController("LXC", "cpuacct",
VIR_HOST_VALIDATE_FAIL,
"CGROUP_CPUACCT") < 0)
ret = -1;
if (virHostValidateCGroupController("LXC", "devices",
VIR_HOST_VALIDATE_FAIL,
"CGROUP_DEVICE") < 0)
ret = -1;
if (virHostValidateCGroupController("LXC", "net_cls",
VIR_HOST_VALIDATE_WARN,
"NET_CLS_CGROUP") < 0)
ret = -1;
if (virHostValidateCGroupController("LXC", "freezer",
VIR_HOST_VALIDATE_WARN,
"CGROUP_FREEZER") < 0)
ret = -1;
return ret;
}