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

79 lines
2.4 KiB
C

/*
* virt-host-validate-bhyve.c: Sanity check a bhyve hypervisor host
*
* Copyright (C) 2017 Roman Bogorodskiy
*
* 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 <sys/param.h>
#include <sys/linker.h>
#include <stdio.h>
#include "virt-host-validate-bhyve.h"
#include "virt-host-validate-common.h"
#define MODULE_STATUS(mod, err_msg, err_code) \
virHostMsgCheck("BHYVE", _("for %s module"), #mod); \
if (mod ## _loaded) { \
virHostMsgPass(); \
} else { \
virHostMsgFail(err_code, \
_("%s module is not loaded, " err_msg), \
#mod); \
ret = -1; \
}
#define MODULE_STATUS_FAIL(mod, err_msg) \
MODULE_STATUS(mod, err_msg, VIR_HOST_VALIDATE_FAIL)
#define MODULE_STATUS_WARN(mod, err_msg) \
MODULE_STATUS(mod, err_msg, VIR_HOST_VALIDATE_WARN)
int virHostValidateBhyve(void)
{
int ret = 0;
int fileid = 0;
struct kld_file_stat stat;
bool vmm_loaded = false, if_tap_loaded = false;
bool if_bridge_loaded = false, nmdm_loaded = false;
for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid)) {
stat.version = sizeof(struct kld_file_stat);
if (kldstat(fileid, &stat) < 0)
continue;
if (STREQ(stat.name, "vmm.ko"))
vmm_loaded = true;
else if (STREQ(stat.name, "if_tap.ko"))
if_tap_loaded = true;
else if (STREQ(stat.name, "if_bridge.ko"))
if_bridge_loaded = true;
else if (STREQ(stat.name, "nmdm.ko"))
nmdm_loaded = true;
}
MODULE_STATUS_FAIL(vmm, "will not be able to start VMs");
MODULE_STATUS_WARN(if_tap, "networking will not work");
MODULE_STATUS_WARN(if_bridge, "bridged networking will not work");
MODULE_STATUS_WARN(nmdm, "nmdm console will not work");
return ret;
}