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tools: add virt-host-validate-ch for ch driver

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Signed-off-by: Wei-Chen Chen <weicche@microsoft.com>
Signed-off-by: Praveen K Paladugu <prapal@linux.microsoft.com>
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Praveen K Paladugu 2021-10-07 21:49:37 +00:00 committed by Michal Privoznik
parent 4c0cf7c4dc
commit a0ec7165e3
5 changed files with 126 additions and 0 deletions
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1
po/POTFILES.in
View File

@ -369,6 +369,7 @@
@SRCDIR@tools/virsh.h
@SRCDIR@tools/virt-admin.c
@SRCDIR@tools/virt-host-validate-bhyve.c
@SRCDIR@tools/virt-host-validate-ch.c
@SRCDIR@tools/virt-host-validate-common.c
@SRCDIR@tools/virt-host-validate-lxc.c
@SRCDIR@tools/virt-host-validate-qemu.c

5
tools/meson.build
View File

@ -58,6 +58,11 @@ if conf.has('WITH_HOST_VALIDATE')
'virt-host-validate-bhyve.c',
]
endif
if conf.has('WITH_CH')
virt_host_validate_sources += [
'virt-host-validate-ch.c',
]
endif
executable(
'virt-host-validate',

84
tools/virt-host-validate-ch.c Normal file
View File

@ -0,0 +1,84 @@
/*
* virt-host-validate-ch.c: Sanity check a CH hypervisor host
*
* Copyright Microsoft Corp. 2020-2021
*
* 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 "virarch.h"
#include "virbitmap.h"
#include "virt-host-validate-ch.h"
#include "virt-host-validate-common.h"
int virHostValidateCh(void)
{
int ret = 0;
virBitmap *flags;
bool hasHwVirt = false;
bool hasVirtFlag = false;
virArch arch = virArchFromHost();
const char *kvmhint =
_("Check that CPU and firmware supports virtualization "
"and kvm module is loaded");
if (!(flags = virHostValidateGetCPUFlags()))
return -1;
/* Cloud-Hypervisor only supports x86_64 and aarch64 */
switch ((int)arch) {
case VIR_ARCH_X86_64:
hasVirtFlag = true;
kvmhint = _("Check that the 'kvm-intel' or 'kvm-amd' modules are "
"loaded & the BIOS has enabled virtualization");
if (virBitmapIsBitSet(flags, VIR_HOST_VALIDATE_CPU_FLAG_SVM) ||
virBitmapIsBitSet(flags, VIR_HOST_VALIDATE_CPU_FLAG_VMX))
hasHwVirt = true;
break;
case VIR_ARCH_AARCH64:
hasVirtFlag = true;
hasHwVirt = true;
break;
default:
hasHwVirt = false;
break;
}
if (hasVirtFlag) {
virHostMsgCheck("CH", "%s", _("for hardware virtualization"));
if (hasHwVirt) {
virHostMsgPass();
} else {
virHostMsgFail(VIR_HOST_VALIDATE_FAIL,
_("Only emulated CPUs are available, performance will be "
"significantly limited"));
ret = -1;
}
}
if (hasHwVirt || !hasVirtFlag) {
if (virHostValidateDeviceExists("CH", "/dev/kvm", VIR_HOST_VALIDATE_FAIL,
kvmhint) < 0)
ret = -1;
else if (virHostValidateDeviceAccessible("CH", "/dev/kvm", VIR_HOST_VALIDATE_FAIL,
_("Check /dev/kvm is world writable or you are in "
"a group that is allowed to access it")) < 0)
ret = -1;
}
return ret;
}

24
tools/virt-host-validate-ch.h Normal file
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@ -0,0 +1,24 @@
/*
* virt-host-validate-ch.h: Sanity check a CH hypervisor host
*
* Copyright Microsoft Corp. 2020-2021
*
* 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/>.
*
*/
#pragma once
int virHostValidateCh(void);

12
tools/virt-host-validate.c
View File

@ -40,6 +40,9 @@
#if WITH_BHYVE
# include "virt-host-validate-bhyve.h"
#endif
#if WITH_CH
# include "virt-host-validate-ch.h"
#endif
static void
show_help(FILE *out, const char *argv0)
@ -53,6 +56,7 @@ show_help(FILE *out, const char *argv0)
" - qemu\n"
" - lxc\n"
" - bhyve\n"
" - ch\n"
"\n"
" Options:\n"
" -h, --help Display command line help\n"
@ -146,6 +150,14 @@ main(int argc, char **argv)
}
#endif
#if WITH_CH
if (!hvname || STREQ(hvname, "ch")) {
usedHvname = true;
if (virHostValidateCh() < 0)
ret = EXIT_FAILURE;
}
#endif
if (hvname && !usedHvname) {
fprintf(stderr, _("%s: unsupported hypervisor name %s\n"),
argv[0], hvname);