/*
* domain_validate.c: domain general validation functions
*
* Copyright IBM Corp, 2020
*
* 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
* .
*/
#include
#include "domain_validate.h"
#include "domain_conf.h"
#include "vircgroup.h"
#include "virconftypes.h"
#include "virlog.h"
#include "virutil.h"
#include "virstring.h"
#include "virhostmem.h"
#define VIR_FROM_THIS VIR_FROM_DOMAIN
VIR_LOG_INIT("conf.domain_validate");
static int
virDomainDefBootValidate(const virDomainDef *def)
{
if (def->os.bm_timeout_set && def->os.bm_timeout > 65535) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("invalid value for boot menu timeout, must be in range [0,65535]"));
return -1;
}
if (def->os.bios.rt_set &&
(def->os.bios.rt_delay < -1 || def->os.bios.rt_delay > 65535)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("invalid value for rebootTimeout, must be in range [-1,65535]"));
return -1;
}
return 0;
}
#define APPID_LEN_MIN 1
#define APPID_LEN_MAX 128
static int
virDomainDefResourceValidate(const virDomainDef *def)
{
if (!def->resource)
return 0;
if (def->resource->appid) {
int len;
if (!virStringIsPrintable(def->resource->appid)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("Fibre Channel 'appid' is not a printable string"));
return -1;
}
len = strlen(def->resource->appid);
if (len < APPID_LEN_MIN || len > APPID_LEN_MAX) {
virReportError(VIR_ERR_INVALID_ARG,
_("Fibre Channel 'appid' string length must be between [%1$d, %2$d]"),
APPID_LEN_MIN, APPID_LEN_MAX);
return -1;
}
}
return 0;
}
static int
virDomainDefVideoValidate(const virDomainDef *def)
{
size_t i;
if (def->nvideos == 0)
return 0;
/* Any video marked as primary will be put in index 0 by the
* parser. Ensure that we have only one primary set by the user. */
if (def->videos[0]->primary) {
for (i = 1; i < def->nvideos; i++) {
if (def->videos[i]->primary) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Only one primary video device is supported"));
return -1;
}
}
}
return 0;
}
static int
virDomainCheckVirtioOptionsAreAbsent(virDomainVirtioOptions *virtio)
{
if (!virtio)
return 0;
if (virtio->iommu != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("iommu driver option is only supported for virtio devices"));
return -1;
}
if (virtio->ats != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("ats driver option is only supported for virtio devices"));
return -1;
}
if (virtio->packed != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("packed driver option is only supported for virtio devices"));
return -1;
}
if (virtio->page_per_vq != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("page_per_vq option is only supported for virtio devices"));
return -1;
}
return 0;
}
static int
virDomainVideoDefValidate(const virDomainVideoDef *video,
const virDomainDef *def)
{
size_t i;
if (video->type == VIR_DOMAIN_VIDEO_TYPE_DEFAULT) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("missing video model and cannot determine default"));
return -1;
}
/* it doesn't make sense to pair video device type 'none' with any other
* types, there can be only a single video device in such case
*/
for (i = 0; i < def->nvideos; i++) {
if (def->videos[i]->type == VIR_DOMAIN_VIDEO_TYPE_NONE &&
def->nvideos > 1) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("a 'none' video type must be the only video device defined for the domain"));
return -1;
}
}
switch (video->backend) {
case VIR_DOMAIN_VIDEO_BACKEND_TYPE_VHOSTUSER:
if (video->type != VIR_DOMAIN_VIDEO_TYPE_VIRTIO) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("'vhostuser' driver is only supported with 'virtio' device"));
return -1;
}
break;
case VIR_DOMAIN_VIDEO_BACKEND_TYPE_DEFAULT:
case VIR_DOMAIN_VIDEO_BACKEND_TYPE_QEMU:
if (video->accel && video->accel->rendernode) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("unsupported rendernode accel attribute without 'vhostuser'"));
return -1;
}
break;
case VIR_DOMAIN_VIDEO_BACKEND_TYPE_LAST:
default:
virReportEnumRangeError(virDomainVideoBackendType, video->backend);
return -1;
}
if (video->res && (video->res->x == 0 || video->res->y == 0)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("video resolution values must be greater than 0"));
return -1;
}
if (video->type != VIR_DOMAIN_VIDEO_TYPE_QXL) {
if (video->ram != 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("ram attribute only supported for video type qxl"));
return -1;
}
if (video->vram64 != 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("vram64 attribute only supported for video type qxl"));
return -1;
}
if (video->vgamem != 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("vgamem attribute only supported for video type qxl"));
return -1;
}
}
if (video->type == VIR_DOMAIN_VIDEO_TYPE_RAMFB) {
if (video->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("address not supported for video type ramfb"));
return -1;
}
}
if (video->type != VIR_DOMAIN_VIDEO_TYPE_VIRTIO) {
if (virDomainCheckVirtioOptionsAreAbsent(video->virtio) < 0)
return -1;
if (video->blob != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("video type '%1$s' does not support blob resources"),
virDomainVideoTypeToString(video->type));
return -1;
}
}
return 0;
}
/**
* virDomainDiskAddressDiskBusCompatibility:
* @bus: disk bus type
* @addressType: disk address type
*
* Check if the specified disk address type @addressType is compatible
* with the specified disk bus type @bus. This function checks
* compatibility with the bus types SATA, SCSI, FDC, and IDE only,
* because only these are handled in common code.
*
* Returns true if compatible or can't be decided in common code,
* false if known to be not compatible.
*/
static bool
virDomainDiskAddressDiskBusCompatibility(virDomainDiskBus bus,
virDomainDeviceAddressType addressType)
{
if (addressType == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE)
return true;
switch (bus) {
case VIR_DOMAIN_DISK_BUS_IDE:
case VIR_DOMAIN_DISK_BUS_FDC:
case VIR_DOMAIN_DISK_BUS_SCSI:
case VIR_DOMAIN_DISK_BUS_SATA:
return addressType == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE;
case VIR_DOMAIN_DISK_BUS_VIRTIO:
case VIR_DOMAIN_DISK_BUS_XEN:
case VIR_DOMAIN_DISK_BUS_USB:
case VIR_DOMAIN_DISK_BUS_UML:
case VIR_DOMAIN_DISK_BUS_SD:
case VIR_DOMAIN_DISK_BUS_NONE:
case VIR_DOMAIN_DISK_BUS_LAST:
return true;
}
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("unexpected bus type '%1$d'"),
bus);
return true;
}
static int
virSecurityDeviceLabelDefValidate(virSecurityDeviceLabelDef **seclabels,
size_t nseclabels,
virSecurityLabelDef **vmSeclabels,
size_t nvmSeclabels)
{
virSecurityDeviceLabelDef *seclabel;
size_t i;
size_t j;
for (i = 0; i < nseclabels; i++) {
seclabel = seclabels[i];
/* find the security label that it's being overridden */
for (j = 0; j < nvmSeclabels; j++) {
if (STRNEQ_NULLABLE(vmSeclabels[j]->model, seclabel->model))
continue;
if (!vmSeclabels[j]->relabel) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("label overrides require relabeling to be enabled at the domain level"));
return -1;
}
}
}
return 0;
}
static int
virDomainDiskVhostUserValidate(const virDomainDiskDef *disk)
{
if (disk->bus != VIR_DOMAIN_DISK_BUS_VIRTIO) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("vhostuser disk supports only virtio bus"));
return -1;
}
if (disk->snapshot != VIR_DOMAIN_SNAPSHOT_LOCATION_NO) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("only snapshot=no is supported with vhostuser disk"));
return -1;
}
/* Unsupported driver attributes */
if (disk->cachemode != VIR_DOMAIN_DISK_CACHE_DEFAULT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("cache is not supported with vhostuser disk"));
return -1;
}
if (disk->error_policy || disk->rerror_policy) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("error_policy is not supported with vhostuser disk"));
return -1;
}
if (disk->iomode) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("io is not supported with vhostuser disk"));
return -1;
}
if (disk->ioeventfd != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("ioeventfd is not supported with vhostuser disk"));
return -1;
}
if (disk->copy_on_read) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("copy_on_read is not supported with vhostuser disk"));
return -1;
}
if (disk->discard) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("discard is not supported with vhostuser disk"));
return -1;
}
if (disk->iothread) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("iothread is not supported with vhostuser disk"));
return -1;
}
if (disk->detect_zeroes) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("detect_zeroes is not supported with vhostuser disk"));
return -1;
}
/* Unsupported driver elements */
if (disk->src->metadataCacheMaxSize > 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("metadata_cache is not supported with vhostuser disk"));
return -1;
}
/* Unsupported disk elements */
if (disk->blkdeviotune.group_name ||
virDomainBlockIoTuneInfoHasAny(&disk->blkdeviotune)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("iotune is not supported with vhostuser disk"));
return -1;
}
if (disk->src->backingStore) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("backingStore is not supported with vhostuser disk"));
return -1;
}
if (disk->src->encryption) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("encryption is not supported with vhostuser disk"));
return -1;
}
if (disk->src->readonly) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("readonly is not supported with vhostuser disk"));
return -1;
}
if (disk->src->shared) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("shareable is not supported with vhostuser disk"));
return -1;
}
if (disk->transient) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("transient is not supported with vhostuser disk"));
return -1;
}
if (disk->serial) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("serial is not supported with vhostuser disk"));
return -1;
}
if (disk->wwn) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("wwn is not supported with vhostuser disk"));
return -1;
}
if (disk->vendor) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("vendor is not supported with vhostuser disk"));
return -1;
}
if (disk->product) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("product is not supported with vhostuser disk"));
return -1;
}
if (disk->src->auth) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("auth is not supported with vhostuser disk"));
return -1;
}
if (disk->geometry.cylinders > 0 ||
disk->geometry.heads > 0 ||
disk->geometry.sectors > 0 ||
disk->geometry.trans != VIR_DOMAIN_DISK_TRANS_DEFAULT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("geometry is not supported with vhostuser disk"));
return -1;
}
if (disk->blockio.logical_block_size > 0 ||
disk->blockio.physical_block_size > 0 ||
disk->blockio.discard_granularity > 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("blockio is not supported with vhostuser disk"));
return -1;
}
return 0;
}
static int
virDomainDiskDefValidateSourceChainOne(const virStorageSource *src)
{
virStorageType actualType = virStorageSourceGetActualType(src);
if (src->type == VIR_STORAGE_TYPE_NETWORK && src->auth) {
virStorageAuthDef *authdef = src->auth;
int actUsage;
if (actualType != VIR_STORAGE_TYPE_NETWORK) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("authentication is supported only for network backed disks"));
return -1;
}
switch ((virStorageNetProtocol) src->protocol) {
case VIR_STORAGE_NET_PROTOCOL_ISCSI:
case VIR_STORAGE_NET_PROTOCOL_HTTP:
case VIR_STORAGE_NET_PROTOCOL_HTTPS:
case VIR_STORAGE_NET_PROTOCOL_FTP:
case VIR_STORAGE_NET_PROTOCOL_FTPS:
case VIR_STORAGE_NET_PROTOCOL_SSH:
case VIR_STORAGE_NET_PROTOCOL_RBD:
break;
case VIR_STORAGE_NET_PROTOCOL_NBD:
case VIR_STORAGE_NET_PROTOCOL_SHEEPDOG:
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
case VIR_STORAGE_NET_PROTOCOL_TFTP:
case VIR_STORAGE_NET_PROTOCOL_VXHS:
case VIR_STORAGE_NET_PROTOCOL_NFS:
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("authentication is not supported for protocol '%1$s'"),
virStorageNetProtocolTypeToString(src->protocol));
return -1;
case VIR_STORAGE_NET_PROTOCOL_NONE:
case VIR_STORAGE_NET_PROTOCOL_LAST:
break;
}
if ((actUsage = virSecretUsageTypeFromString(authdef->secrettype)) < 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("unknown secret type '%1$s'"),
NULLSTR(authdef->secrettype));
return -1;
}
if ((src->protocol == VIR_STORAGE_NET_PROTOCOL_ISCSI &&
actUsage != VIR_SECRET_USAGE_TYPE_ISCSI) ||
(src->protocol == VIR_STORAGE_NET_PROTOCOL_RBD &&
actUsage != VIR_SECRET_USAGE_TYPE_CEPH)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("invalid secret type '%1$s'"),
virSecretUsageTypeToString(actUsage));
return -1;
}
}
if (src->encryption) {
virStorageEncryption *encryption = src->encryption;
if (encryption->format == VIR_STORAGE_ENCRYPTION_FORMAT_LUKS &&
encryption->encinfo.cipher_name) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("supplying for domain disk definition is unnecessary"));
return -1;
}
}
/* internal snapshots and config files are currently supported only with rbd: */
if (virStorageSourceGetActualType(src) != VIR_STORAGE_TYPE_NETWORK &&
src->protocol != VIR_STORAGE_NET_PROTOCOL_RBD) {
if (src->snapshot) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_(" element is currently supported only with 'rbd' disks"));
return -1;
}
if (src->configFile) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_(" element is currently supported only with 'rbd' disks"));
return -1;
}
}
return 0;
}
int
virDomainDiskDefValidateSource(const virStorageSource *src)
{
const virStorageSource *next;
for (next = src; next; next = next->backingStore) {
if (virDomainDiskDefValidateSourceChainOne(next) < 0)
return -1;
}
return 0;
}
#define VENDOR_LEN 8
#define PRODUCT_LEN 16
/**
* virDomainDiskDefSourceLUNValidate:
* @src: disk source struct
*
* Validate whether the disk source is valid for disk device='lun'.
*
* Returns 0 if the configuration is valid -1 and a libvirt error if the source
* is invalid.
*/
int
virDomainDiskDefSourceLUNValidate(const virStorageSource *src)
{
if (virStorageSourceGetActualType(src) == VIR_STORAGE_TYPE_NETWORK) {
if (src->protocol != VIR_STORAGE_NET_PROTOCOL_ISCSI) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("disk device='lun' is not supported for protocol='%1$s'"),
virStorageNetProtocolTypeToString(src->protocol));
return -1;
}
} else if (!virStorageSourceIsBlockLocal(src) &&
src->type != VIR_STORAGE_TYPE_VOLUME) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("disk device='lun' is only valid for block type disk source"));
return -1;
}
if (src->format != VIR_STORAGE_FILE_RAW &&
src->format != VIR_STORAGE_FILE_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("disk device 'lun' must use 'raw' format"));
return -1;
}
if (src->sliceStorage) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("disk device 'lun' doesn't support storage slice"));
return -1;
}
if (src->encryption &&
src->encryption->format != VIR_STORAGE_ENCRYPTION_FORMAT_DEFAULT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("disk device 'lun' doesn't support encryption"));
return -1;
}
return 0;
}
int
virDomainDiskDefValidateStartupPolicy(const virDomainDiskDef *disk)
{
if (disk->startupPolicy == VIR_DOMAIN_STARTUP_POLICY_DEFAULT)
return 0;
/* We want to allow any startup policy for un-translated _TYPE_VOLUME disks.
* virStorageSourceGetActualType returns _TYPE_VOLUME in such case */
if (virStorageSourceGetActualType(disk->src) != VIR_STORAGE_TYPE_VOLUME &&
!virStorageSourceIsLocalStorage(disk->src)) {
virReportError(VIR_ERR_XML_ERROR,
_("disk startupPolicy '%1$s' is not allowed for disk of '%2$s' type"),
virDomainStartupPolicyTypeToString(disk->startupPolicy),
virStorageTypeToString(disk->src->type));
return -1;
}
if (disk->device != VIR_DOMAIN_DISK_DEVICE_CDROM &&
disk->device != VIR_DOMAIN_DISK_DEVICE_FLOPPY &&
disk->startupPolicy == VIR_DOMAIN_STARTUP_POLICY_REQUISITE) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("disk startupPolicy 'requisite' is allowed only for cdrom or floppy"));
return -1;
}
return 0;
}
static int
virDomainDiskDefValidate(const virDomainDef *def,
const virDomainDiskDef *disk)
{
virStorageSource *next;
/* disk target is used widely in other code so it must be validated first */
if (!disk->dst) {
if (disk->src->srcpool) {
virReportError(VIR_ERR_NO_TARGET, _("pool = '%1$s', volume = '%2$s'"),
disk->src->srcpool->pool,
disk->src->srcpool->volume);
} else {
virReportError(VIR_ERR_NO_TARGET,
disk->src->path ? "%s" : NULL, disk->src->path);
}
return -1;
}
if (virDomainDiskDefValidateSource(disk->src) < 0)
return -1;
if (disk->sgio == VIR_DOMAIN_DEVICE_SGIO_UNFILTERED) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("unfiltered sgio is no longer supported"));
return -1;
}
/* Validate LUN configuration */
if (disk->device == VIR_DOMAIN_DISK_DEVICE_LUN) {
if (virDomainDiskDefSourceLUNValidate(disk->src) < 0)
return -1;
} else {
if (disk->src->pr) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_(" allowed only for lun devices"));
return -1;
}
if (disk->rawio != VIR_TRISTATE_BOOL_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("rawio can be used only with device='lun'"));
return -1;
}
if (disk->sgio != VIR_DOMAIN_DEVICE_SGIO_DEFAULT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("sgio can be used only with device='lun'"));
return -1;
}
}
/* Validate IotuneParse */
if ((disk->blkdeviotune.total_bytes_sec &&
disk->blkdeviotune.read_bytes_sec) ||
(disk->blkdeviotune.total_bytes_sec &&
disk->blkdeviotune.write_bytes_sec)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("total and read/write bytes_sec cannot be set at the same time"));
return -1;
}
if ((disk->blkdeviotune.total_iops_sec &&
disk->blkdeviotune.read_iops_sec) ||
(disk->blkdeviotune.total_iops_sec &&
disk->blkdeviotune.write_iops_sec)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("total and read/write iops_sec cannot be set at the same time"));
return -1;
}
if ((disk->blkdeviotune.total_bytes_sec_max &&
disk->blkdeviotune.read_bytes_sec_max) ||
(disk->blkdeviotune.total_bytes_sec_max &&
disk->blkdeviotune.write_bytes_sec_max)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("total and read/write bytes_sec_max cannot be set at the same time"));
return -1;
}
if ((disk->blkdeviotune.total_iops_sec_max &&
disk->blkdeviotune.read_iops_sec_max) ||
(disk->blkdeviotune.total_iops_sec_max &&
disk->blkdeviotune.write_iops_sec_max)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("total and read/write iops_sec_max cannot be set at the same time"));
return -1;
}
/* Reject disks with a bus type that is not compatible with the
* given address type. The function considers only buses that are
* handled in common code. For other bus types it's not possible
* to decide compatibility in common code.
*/
if (!virDomainDiskAddressDiskBusCompatibility(disk->bus, disk->info.type)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Invalid address type '%1$s' for the disk '%2$s' with the bus type '%3$s'"),
virDomainDeviceAddressTypeToString(disk->info.type),
disk->dst,
virDomainDiskBusTypeToString(disk->bus));
return -1;
}
if (disk->bus != VIR_DOMAIN_DISK_BUS_VIRTIO) {
if (disk->model == VIR_DOMAIN_DISK_MODEL_VIRTIO ||
disk->model == VIR_DOMAIN_DISK_MODEL_VIRTIO_TRANSITIONAL ||
disk->model == VIR_DOMAIN_DISK_MODEL_VIRTIO_NON_TRANSITIONAL) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("disk model '%1$s' not supported for bus '%2$s'"),
virDomainDiskModelTypeToString(disk->model),
virDomainDiskBusTypeToString(disk->bus));
return -1;
}
if (disk->queues) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("queues attribute in disk driver element is only supported for virtio bus"));
return -1;
}
if (disk->queue_size) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("queue_size attribute in disk driver is only supported for virtio bus"));
return -1;
}
if (disk->event_idx != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("disk event_idx mode supported only for virtio bus"));
return -1;
}
if (disk->ioeventfd != VIR_TRISTATE_SWITCH_ABSENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("disk ioeventfd mode supported only for virtio bus"));
return -1;
}
if (virDomainCheckVirtioOptionsAreAbsent(disk->virtio) < 0)
return -1;
}
if (disk->src->type == VIR_STORAGE_TYPE_NVME) {
/* NVMe namespaces start from 1 */
if (disk->src->nvme->namespc == 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("NVMe namespace can't be zero"));
return -1;
}
}
if (disk->src->type == VIR_STORAGE_TYPE_VHOST_USER &&
virDomainDiskVhostUserValidate(disk) < 0) {
return -1;
}
for (next = disk->src; next; next = next->backingStore) {
if (virSecurityDeviceLabelDefValidate(next->seclabels,
next->nseclabels,
def->seclabels,
def->nseclabels) < 0)
return -1;
}
if (disk->tray_status &&
disk->device != VIR_DOMAIN_DISK_DEVICE_FLOPPY &&
disk->device != VIR_DOMAIN_DISK_DEVICE_CDROM) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("tray is only valid for cdrom and floppy"));
return -1;
}
if (disk->vendor) {
if (!virStringIsPrintable(disk->vendor)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("disk vendor is not printable string"));
return -1;
}
if (strlen(disk->vendor) > VENDOR_LEN) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("disk vendor is more than %1$d characters"),
VENDOR_LEN);
return -1;
}
}
if (disk->product) {
if (!virStringIsPrintable(disk->product)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("disk product is not printable string"));
return -1;
}
if (strlen(disk->product) > PRODUCT_LEN) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("disk product is more than %1$d characters"),
PRODUCT_LEN);
return -1;
}
}
if (disk->device == VIR_DOMAIN_DISK_DEVICE_FLOPPY &&
disk->bus != VIR_DOMAIN_DISK_BUS_FDC) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Invalid bus type '%1$s' for floppy disk"),
virDomainDiskBusTypeToString(disk->bus));
return -1;
}
if (disk->device != VIR_DOMAIN_DISK_DEVICE_FLOPPY &&
disk->bus == VIR_DOMAIN_DISK_BUS_FDC) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Invalid bus type '%1$s' for disk"),
virDomainDiskBusTypeToString(disk->bus));
return -1;
}
if (disk->removable != VIR_TRISTATE_SWITCH_ABSENT &&
disk->bus != VIR_DOMAIN_DISK_BUS_USB &&
!(disk->bus == VIR_DOMAIN_DISK_BUS_SCSI &&
disk->device == VIR_DOMAIN_DISK_DEVICE_DISK)) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("removable is only valid for usb or scsi disks"));
return -1;
}
if (virDomainDiskDefValidateStartupPolicy(disk) < 0)
return -1;
if (disk->wwn && !virValidateWWN(disk->wwn))
return -1;
if ((disk->device == VIR_DOMAIN_DISK_DEVICE_DISK ||
disk->device == VIR_DOMAIN_DISK_DEVICE_LUN) &&
!STRPREFIX(disk->dst, "hd") &&
!STRPREFIX(disk->dst, "sd") &&
!STRPREFIX(disk->dst, "vd") &&
!STRPREFIX(disk->dst, "xvd") &&
!STRPREFIX(disk->dst, "ubd")) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Invalid harddisk device name: %1$s"), disk->dst);
return -1;
}
if (disk->device == VIR_DOMAIN_DISK_DEVICE_FLOPPY &&
!STRPREFIX(disk->dst, "fd")) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Invalid floppy device name: %1$s"), disk->dst);
return -1;
}
/* Only CDROM and Floppy devices are allowed missing source path to
* indicate no media present. LUN is for raw access CD-ROMs that are not
* attached to a physical device presently */
if (virStorageSourceIsEmpty(disk->src) &&
disk->device == VIR_DOMAIN_DISK_DEVICE_DISK) {
virReportError(VIR_ERR_NO_SOURCE, "%s", disk->dst);
return -1;
}
if (disk->discard_no_unref == VIR_TRISTATE_SWITCH_ON) {
if (disk->src->format != VIR_STORAGE_FILE_QCOW2) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("'discard_no_unref' only works with qcow2 disk format"));
return -1;
}
if (disk->src->readonly) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("'discard_no_unref' is not compatible with read-only disk"));
return -1;
}
}
/* configuring both and it's sub-element
* isn't supported */
if (disk->iothread && disk->iothreads) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("disk driver 'iothread' attribute can't be used together with 'iothreads' subelement"));
return -1;
}
return 0;
}
#define SERIAL_CHANNEL_NAME_CHARS \
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-."
static int
virDomainChrSourceDefValidateChannelName(const char *name)
{
if (!name) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Missing source channel attribute for char device"));
return -1;
}
if (strspn(name, SERIAL_CHANNEL_NAME_CHARS) < strlen(name)) {
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("Invalid character in source channel for char device"));
return -1;
}
return 0;
}
static int
virDomainChrSourceDefValidate(const virDomainChrSourceDef *src_def,
const virDomainChrDef *chr_def,
const virDomainDef *def)
{
switch ((virDomainChrType) src_def->type) {
case VIR_DOMAIN_CHR_TYPE_NULL:
case VIR_DOMAIN_CHR_TYPE_PTY:
case VIR_DOMAIN_CHR_TYPE_VC:
case VIR_DOMAIN_CHR_TYPE_STDIO:
case VIR_DOMAIN_CHR_TYPE_SPICEVMC:
case VIR_DOMAIN_CHR_TYPE_QEMU_VDAGENT:
case VIR_DOMAIN_CHR_TYPE_LAST:
break;
case VIR_DOMAIN_CHR_TYPE_FILE:
case VIR_DOMAIN_CHR_TYPE_DEV:
case VIR_DOMAIN_CHR_TYPE_PIPE:
if (!src_def->data.file.path) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Missing source path attribute for char device"));
return -1;
}
break;
case VIR_DOMAIN_CHR_TYPE_NMDM:
if ((src_def->data.nmdm.master && !src_def->data.nmdm.slave) ||
(!src_def->data.nmdm.master && src_def->data.nmdm.slave)) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Should define both master and slave path attributes for nmdm device"));
return -1;
}
break;
case VIR_DOMAIN_CHR_TYPE_TCP:
if (!src_def->data.tcp.host) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Missing source host attribute for char device"));
return -1;
}
if (!src_def->data.tcp.service) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Missing source service attribute for char device"));
return -1;
}
if (src_def->data.tcp.listen && src_def->data.tcp.reconnect.enabled) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("chardev reconnect is possible only for connect mode"));
return -1;
}
break;
case VIR_DOMAIN_CHR_TYPE_UDP:
if (!src_def->data.udp.connectService) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Missing source service attribute for char device"));
return -1;
}
break;
case VIR_DOMAIN_CHR_TYPE_UNIX:
/* The source path can be auto generated for certain specific
* types of channels, but in most cases we should report an
* error if the user didn't provide it */
if (!src_def->data.nix.path &&
!(chr_def &&
chr_def->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_CHANNEL &&
(chr_def->targetType == VIR_DOMAIN_CHR_CHANNEL_TARGET_TYPE_XEN ||
chr_def->targetType == VIR_DOMAIN_CHR_CHANNEL_TARGET_TYPE_VIRTIO))) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Missing source path attribute for char device"));
return -1;
}
if (src_def->data.nix.listen && src_def->data.nix.reconnect.enabled) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("chardev reconnect is possible only for connect mode"));
return -1;
}
break;
case VIR_DOMAIN_CHR_TYPE_SPICEPORT:
if (virDomainChrSourceDefValidateChannelName(src_def->data.spiceport.channel) < 0)
return -1;
break;
case VIR_DOMAIN_CHR_TYPE_DBUS:
if (virDomainChrSourceDefValidateChannelName(src_def->data.dbus.channel) < 0)
return -1;
break;
}
if (virSecurityDeviceLabelDefValidate(src_def->seclabels,
src_def->nseclabels,
def->seclabels,
def->nseclabels) < 0)
return -1;
return 0;
}
static int
virDomainRedirdevDefValidate(const virDomainDef *def,
const virDomainRedirdevDef *redirdev)
{
if (redirdev->bus == VIR_DOMAIN_REDIRDEV_BUS_USB &&
!virDomainDefHasUSB(def)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("cannot add redirected USB device: USB is disabled for this domain"));
return -1;
}
return virDomainChrSourceDefValidate(redirdev->source, NULL, def);
}
static int
virDomainChrDefValidate(const virDomainChrDef *chr,
const virDomainDef *def)
{
return virDomainChrSourceDefValidate(chr->source, chr, def);
}
static int
virDomainRNGDefValidate(const virDomainRNGDef *rng,
const virDomainDef *def)
{
if (rng->backend == VIR_DOMAIN_RNG_BACKEND_EGD)
return virDomainChrSourceDefValidate(rng->source.chardev, NULL, def);
return 0;
}
static int
virDomainSmartcardDefValidate(const virDomainSmartcardDef *smartcard,
const virDomainDef *def)
{
if (smartcard->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
smartcard->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCID) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Controllers must use the 'ccid' address type"));
return -1;
}
if (smartcard->type == VIR_DOMAIN_SMARTCARD_TYPE_PASSTHROUGH)
return virDomainChrSourceDefValidate(smartcard->data.passthru, NULL, def);
return 0;
}
static int
virDomainDefTunablesValidate(const virDomainDef *def)
{
size_t i, j;
for (i = 0; i < def->blkio.ndevices; i++) {
for (j = 0; j < i; j++) {
if (STREQ(def->blkio.devices[j].path,
def->blkio.devices[i].path)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("duplicate blkio device path '%1$s'"),
def->blkio.devices[i].path);
return -1;
}
}
}
return 0;
}
static int
virDomainControllerDefValidate(const virDomainControllerDef *controller)
{
if (controller->type == VIR_DOMAIN_CONTROLLER_TYPE_PCI) {
const virDomainPCIControllerOpts *opts = &controller->opts.pciopts;
if (controller->model == VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT ||
controller->model == VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT) {
if (controller->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("pci-root and pcie-root controllers should not have an address"));
return -1;
}
}
if (controller->idx > 255) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("PCI controller index %1$d too high, maximum is 255"),
controller->idx);
return -1;
}
/* Only validate the target index if it's been set */
if (opts->targetIndex != -1) {
if (opts->targetIndex < 0 || opts->targetIndex > 30) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("PCI controller target index '%1$d' out of range - must be 0-30"),
opts->targetIndex);
return -1;
}
if ((controller->idx == 0 && opts->targetIndex != 0) ||
(controller->idx != 0 && opts->targetIndex == 0)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Only the PCI controller with index 0 can have target index 0, and vice versa"));
return -1;
}
}
if (opts->chassisNr != -1) {
if (opts->chassisNr < 1 || opts->chassisNr > 255) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("PCI controller chassisNr '%1$d' out of range - must be 1-255"),
opts->chassisNr);
return -1;
}
}
if (opts->chassis != -1) {
if (opts->chassis < 0 || opts->chassis > 255) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("PCI controller chassis '%1$d' out of range - must be 0-255"),
opts->chassis);
return -1;
}
}
if (opts->port != -1) {
if (opts->port < 0 || opts->port > 255) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("PCI controller port '%1$d' out of range - must be 0-255"),
opts->port);
return -1;
}
}
if (opts->busNr != -1) {
if (opts->busNr < 1 || opts->busNr > 254) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("PCI controller busNr '%1$d' out of range - must be 1-254"),
opts->busNr);
return -1;
}
}
if (opts->numaNode >= 0 && controller->idx == 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("The PCI controller with index=0 can't be associated with a NUMA node"));
return -1;
}
}
return 0;
}
static int
virDomainDefIdMapValidate(const virDomainDef *def)
{
if ((def->idmap.uidmap && !def->idmap.gidmap) ||
(!def->idmap.uidmap && def->idmap.gidmap)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("uid and gid should be mapped both"));
return -1;
}
if ((def->idmap.uidmap && def->idmap.uidmap[0].start != 0) ||
(def->idmap.gidmap && def->idmap.gidmap[0].start != 0)) {
/* Root user of container hasn't been mapped to any user of host,
* return error. */
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("You must map the root user of container"));
return -1;
}
return 0;
}
static int
virDomainDefDuplicateDiskInfoValidate(const virDomainDef *def)
{
size_t i;
size_t j;
for (i = 0; i < def->ndisks; i++) {
for (j = i + 1; j < def->ndisks; j++) {
if (virDomainDiskDefCheckDuplicateInfo(def->disks[i],
def->disks[j]) < 0)
return -1;
}
}
return 0;
}
static int
virDomainDefHostdevValidate(const virDomainDef *def)
{
size_t i;
size_t j;
bool ramfbEnabled = false;
for (i = 0; i < def->nhostdevs; i++) {
virDomainHostdevDef *dev = def->hostdevs[i];
for (j = i + 1; j < def->nhostdevs; j++) {
if (virDomainHostdevMatch(dev,
def->hostdevs[j])) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("Hostdev already exists in the domain configuration"));
return -1;
}
}
if (dev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS) {
virTristateSwitch *ramfbsetting = NULL;
if (dev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV)
ramfbsetting = &dev->source.subsys.u.mdev.ramfb;
else if (dev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI)
ramfbsetting = &dev->source.subsys.u.pci.ramfb;
if (ramfbsetting && *ramfbsetting == VIR_TRISTATE_SWITCH_ON) {
if (ramfbEnabled) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Only one vgpu device can have 'ramfb' enabled"));
return -1;
}
ramfbEnabled = true;
}
}
}
return 0;
}
/**
* virDomainDefDuplicateDriveAddressesValidate:
* @def: domain definition to check against
*
* This function checks @def for duplicate drive addresses. Drive
* addresses are only in use for disks and hostdevs at the moment.
*
* Returns 0 in case of there are no duplicate drive addresses, -1
* otherwise.
*/
static int
virDomainDefDuplicateDriveAddressesValidate(const virDomainDef *def)
{
size_t i;
size_t j;
for (i = 0; i < def->ndisks; i++) {
virDomainDiskDef *disk_i = def->disks[i];
virDomainDeviceInfo *disk_info_i = &disk_i->info;
if (disk_info_i->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE)
continue;
for (j = i + 1; j < def->ndisks; j++) {
virDomainDiskDef *disk_j = def->disks[j];
virDomainDeviceInfo *disk_info_j = &disk_j->info;
if (disk_i->bus != disk_j->bus)
continue;
if (disk_info_j->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE)
continue;
if (virDomainDeviceInfoAddressIsEqual(disk_info_i, disk_info_j)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Found duplicate drive address for disk with target name '%1$s' controller='%2$u' bus='%3$u' target='%4$u' unit='%5$u'"),
disk_i->dst,
disk_info_i->addr.drive.controller,
disk_info_i->addr.drive.bus,
disk_info_i->addr.drive.target,
disk_info_i->addr.drive.unit);
return -1;
}
}
/* Note: There is no need to check for conflicts with SCSI
* hostdevs above, because conflicts with hostdevs are checked
* in the next loop.
*/
}
for (i = 0; i < def->nhostdevs; i++) {
virDomainHostdevDef *hdev_i = def->hostdevs[i];
virDomainDeviceInfo *hdev_info_i = hdev_i->info;
virDomainDeviceDriveAddress *hdev_addr_i;
if (!virHostdevIsSCSIDevice(hdev_i))
continue;
if (hdev_i->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE)
continue;
hdev_addr_i = &hdev_info_i->addr.drive;
for (j = i + 1; j < def->nhostdevs; j++) {
virDomainHostdevDef *hdev_j = def->hostdevs[j];
virDomainDeviceInfo *hdev_info_j = hdev_j->info;
if (!virHostdevIsSCSIDevice(hdev_j))
continue;
/* Address type check for hdev_j will be done implicitly
* in virDomainDeviceInfoAddressIsEqual() */
if (virDomainDeviceInfoAddressIsEqual(hdev_info_i, hdev_info_j)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("SCSI host address controller='%1$u' bus='%2$u' target='%3$u' unit='%4$u' in use by another SCSI host device"),
hdev_addr_i->bus,
hdev_addr_i->controller,
hdev_addr_i->target,
hdev_addr_i->unit);
return -1;
}
}
if (virDomainDriveAddressIsUsedByDisk(def, VIR_DOMAIN_DISK_BUS_SCSI,
hdev_addr_i)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("SCSI host address controller='%1$u' bus='%2$u' target='%3$u' unit='%4$u' in use by another SCSI disk"),
hdev_addr_i->bus,
hdev_addr_i->controller,
hdev_addr_i->target,
hdev_addr_i->unit);
return -1;
}
}
return 0;
}
struct virDomainDefValidateAliasesData {
GHashTable *aliases;
};
static int
virDomainDeviceDefValidateAliasesIterator(virDomainDef *def,
virDomainDeviceDef *dev,
virDomainDeviceInfo *info,
void *opaque)
{
struct virDomainDefValidateAliasesData *data = opaque;
const char *alias = info->alias;
if (!virDomainDeviceAliasIsUserAlias(alias))
return 0;
/* Some crazy backcompat for consoles. */
if (def->nserials && def->nconsoles &&
def->consoles[0]->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE &&
def->consoles[0]->targetType == VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_SERIAL &&
dev->type == VIR_DOMAIN_DEVICE_CHR &&
virDomainChrEquals(def->serials[0], dev->data.chr))
return 0;
if (dev->type == VIR_DOMAIN_DEVICE_HOSTDEV &&
dev->data.hostdev->parentnet) {
/* This hostdev is a copy of some previous interface.
* Aliases are duplicated. */
return 0;
}
if (virHashLookup(data->aliases, alias)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("non unique alias detected: %1$s"),
alias);
return -1;
}
if (virHashAddEntry(data->aliases, alias, (void *) 1) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Unable to construct table of device aliases"));
return -1;
}
return 0;
}
/**
* virDomainDefValidateAliases:
*
* Check for uniqueness of device aliases. If @aliases is not
* NULL return hash table of all the aliases in it.
*
* Returns 0 on success,
* -1 otherwise (with error reported).
*/
static int
virDomainDefValidateAliases(const virDomainDef *def,
GHashTable **aliases)
{
/* We are not storing copies of aliases. Don't free them. */
g_autoptr(GHashTable) tmpaliases = virHashNew(NULL);
struct virDomainDefValidateAliasesData data = { .aliases = tmpaliases };
if (virDomainDeviceInfoIterateFlags((virDomainDef *) def,
virDomainDeviceDefValidateAliasesIterator,
DOMAIN_DEVICE_ITERATE_ALL_CONSOLES,
&data) < 0)
return -1;
if (aliases)
*aliases = g_steal_pointer(&tmpaliases);
return 0;
}
static int
virDomainDeviceValidateAliasImpl(const virDomainDef *def,
virDomainDeviceDef *dev)
{
g_autoptr(GHashTable) aliases = NULL;
virDomainDeviceInfo *info = virDomainDeviceGetInfo(dev);
if (!info || !info->alias)
return 0;
if (virDomainDefValidateAliases(def, &aliases) < 0)
return -1;
if (virHashLookup(aliases, info->alias)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("non unique alias detected: %1$s"),
info->alias);
return -1;
}
return 0;
}
int
virDomainDeviceValidateAliasForHotplug(virDomainObj *vm,
virDomainDeviceDef *dev,
unsigned int flags)
{
virDomainDef *persDef = NULL;
virDomainDef *liveDef = NULL;
if (virDomainObjGetDefs(vm, flags, &liveDef, &persDef) < 0)
return -1;
if (persDef &&
virDomainDeviceValidateAliasImpl(persDef, dev) < 0)
return -1;
if (liveDef &&
virDomainDeviceValidateAliasImpl(liveDef, dev) < 0)
return -1;
return 0;
}
static int
virDomainDefLifecycleActionValidate(const virDomainDef *def)
{
if (!virDomainDefLifecycleActionAllowed(VIR_DOMAIN_LIFECYCLE_POWEROFF,
def->onPoweroff)) {
return -1;
}
if (!virDomainDefLifecycleActionAllowed(VIR_DOMAIN_LIFECYCLE_REBOOT,
def->onReboot)) {
return -1;
}
if (!virDomainDefLifecycleActionAllowed(VIR_DOMAIN_LIFECYCLE_CRASH,
def->onCrash)) {
return -1;
}
return 0;
}
static int
virDomainDefMemtuneValidate(const virDomainDef *def)
{
const virDomainMemtune *mem = &(def->mem);
size_t i;
ssize_t pos = virDomainNumaGetNodeCount(def->numa) - 1;
for (i = 0; i < mem->nhugepages; i++) {
size_t j;
ssize_t nextBit;
for (j = 0; j < i; j++) {
if (mem->hugepages[i].nodemask &&
mem->hugepages[j].nodemask &&
virBitmapOverlaps(mem->hugepages[i].nodemask,
mem->hugepages[j].nodemask)) {
virReportError(VIR_ERR_XML_DETAIL,
_("nodeset attribute of hugepages of sizes %1$llu and %2$llu intersect"),
mem->hugepages[i].size,
mem->hugepages[j].size);
return -1;
} else if (!mem->hugepages[i].nodemask &&
!mem->hugepages[j].nodemask) {
virReportError(VIR_ERR_XML_DETAIL,
_("two master hugepages detected: %1$llu and %2$llu"),
mem->hugepages[i].size,
mem->hugepages[j].size);
return -1;
}
}
if (!mem->hugepages[i].nodemask) {
/* This is the master hugepage to use. Skip it as it has no
* nodemask anyway. */
continue;
}
nextBit = virBitmapNextSetBit(mem->hugepages[i].nodemask, pos);
if (nextBit >= 0) {
virReportError(VIR_ERR_XML_DETAIL,
_("hugepages: node %1$zd not found"),
nextBit);
return -1;
}
}
return 0;
}
int
virDomainDefOSValidate(const virDomainDef *def,
virDomainXMLOption *xmlopt)
{
virDomainLoaderDef *loader = def->os.loader;
if (def->os.firmware) {
if (xmlopt && !(xmlopt->config.features & VIR_DOMAIN_DEF_FEATURE_FW_AUTOSELECT)) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("firmware auto selection not implemented for this driver"));
return -1;
}
if (def->os.firmwareFeatures &&
def->os.firmwareFeatures[VIR_DOMAIN_OS_DEF_FIRMWARE_FEATURE_ENROLLED_KEYS] == VIR_TRISTATE_BOOL_YES &&
def->os.firmwareFeatures[VIR_DOMAIN_OS_DEF_FIRMWARE_FEATURE_SECURE_BOOT] == VIR_TRISTATE_BOOL_NO) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("firmware feature 'enrolled-keys' cannot be enabled when firmware feature 'secure-boot' is disabled"));
return -1;
}
if (!loader)
return 0;
if (loader->nvram && def->os.firmware != VIR_DOMAIN_OS_DEF_FIRMWARE_EFI) {
virReportError(VIR_ERR_XML_DETAIL,
_("firmware type '%1$s' does not support nvram"),
virDomainOsDefFirmwareTypeToString(def->os.firmware));
return -1;
}
} else {
if (def->os.firmwareFeatures) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("cannot use feature-based firmware autoselection when firmware autoselection is disabled"));
return -1;
}
if (!loader)
return 0;
if (!loader->path) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("no loader path specified and firmware auto selection disabled"));
return -1;
}
}
if (loader->stateless == VIR_TRISTATE_BOOL_YES) {
if (loader->nvramTemplate) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("NVRAM template is not permitted when loader is stateless"));
return -1;
}
if (loader->nvram) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("NVRAM is not permitted when loader is stateless"));
return -1;
}
} else if (loader->stateless == VIR_TRISTATE_BOOL_NO) {
if (def->os.firmware == VIR_DOMAIN_OS_DEF_FIRMWARE_NONE) {
if (def->os.loader->type != VIR_DOMAIN_LOADER_TYPE_PFLASH) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("Only pflash loader type permits NVRAM"));
return -1;
}
} else if (def->os.firmware != VIR_DOMAIN_OS_DEF_FIRMWARE_EFI) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("Only EFI firmware permits NVRAM"));
return -1;
}
}
return 0;
}
#define CPUTUNE_VALIDATE_PERIOD(name) \
do { \
if (def->cputune.name > 0 && \
(def->cputune.name < VIR_CGROUP_CPU_PERIOD_MIN || \
def->cputune.name > VIR_CGROUP_CPU_PERIOD_MAX)) { \
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, \
_("Value of cputune '%1$s' must be in range [%2$llu, %3$llu]"), \
#name, \
VIR_CGROUP_CPU_PERIOD_MIN, \
VIR_CGROUP_CPU_PERIOD_MAX); \
return -1; \
} \
} while (0)
#define CPUTUNE_VALIDATE_QUOTA(name) \
do { \
if (def->cputune.name > 0 && \
(def->cputune.name < VIR_CGROUP_CPU_QUOTA_MIN || \
def->cputune.name > VIR_CGROUP_CPU_QUOTA_MAX)) { \
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, \
_("Value of cputune '%1$s' must be in range [%2$llu, %3$llu]"), \
#name, \
VIR_CGROUP_CPU_QUOTA_MIN, \
VIR_CGROUP_CPU_QUOTA_MAX); \
return -1; \
} \
} while (0)
static int
virDomainDefCputuneValidate(const virDomainDef *def)
{
CPUTUNE_VALIDATE_PERIOD(period);
CPUTUNE_VALIDATE_PERIOD(global_period);
CPUTUNE_VALIDATE_PERIOD(emulator_period);
CPUTUNE_VALIDATE_PERIOD(iothread_period);
CPUTUNE_VALIDATE_QUOTA(quota);
CPUTUNE_VALIDATE_QUOTA(global_quota);
CPUTUNE_VALIDATE_QUOTA(emulator_quota);
CPUTUNE_VALIDATE_QUOTA(iothread_quota);
return 0;
}
#undef CPUTUNE_VALIDATE_PERIOD
#undef CPUTUNE_VALIDATE_QUOTA
static int
virDomainDefIOMMUValidate(const virDomainDef *def)
{
if (!def->iommu)
return 0;
if (def->iommu->intremap == VIR_TRISTATE_SWITCH_ON &&
def->features[VIR_DOMAIN_FEATURE_IOAPIC] != VIR_DOMAIN_IOAPIC_QEMU) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("IOMMU interrupt remapping requires split I/O APIC (ioapic driver='qemu')"));
return -1;
}
if (def->iommu->eim == VIR_TRISTATE_SWITCH_ON &&
def->iommu->intremap != VIR_TRISTATE_SWITCH_ON) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("IOMMU eim requires interrupt remapping to be enabled"));
return -1;
}
return 0;
}
static int
virDomainDefValidateIOThreadsThreadPool(int thread_pool_min,
int thread_pool_max)
{
if (thread_pool_max == 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("thread_pool_max must be a positive integer"));
return -1;
}
if (thread_pool_min > thread_pool_max) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("thread_pool_min must be smaller or equal to thread_pool_max"));
return -1;
}
return 0;
}
static int
virDomainDefValidateIOThreads(const virDomainDef *def)
{
size_t i;
for (i = 0; i < def->niothreadids; i++) {
virDomainIOThreadIDDef *iothread = def->iothreadids[i];
if (virDomainDefValidateIOThreadsThreadPool(iothread->thread_pool_min,
iothread->thread_pool_max) < 0)
return -1;
}
if (def->defaultIOThread &&
virDomainDefValidateIOThreadsThreadPool(def->defaultIOThread->thread_pool_min,
def->defaultIOThread->thread_pool_max) < 0)
return -1;
return 0;
}
static int
virDomainDefValidateInternal(const virDomainDef *def,
virDomainXMLOption *xmlopt)
{
if (virDomainDefResourceValidate(def) < 0)
return -1;
if (virDomainDefDuplicateDiskInfoValidate(def) < 0)
return -1;
if (virDomainDefHostdevValidate(def) < 0)
return -1;
if (virDomainDefDuplicateDriveAddressesValidate(def) < 0)
return -1;
if (virDomainDefGetVcpusTopology(def, NULL) < 0)
return -1;
if (virDomainDefValidateAliases(def, NULL) < 0)
return -1;
if (virDomainDefIOMMUValidate(def) < 0)
return -1;
if (virDomainDefLifecycleActionValidate(def) < 0)
return -1;
if (virDomainDefMemtuneValidate(def) < 0)
return -1;
if (virDomainDefOSValidate(def, xmlopt) < 0)
return -1;
if (virDomainDefCputuneValidate(def) < 0)
return -1;
if (virDomainDefBootValidate(def) < 0)
return -1;
if (virDomainDefVideoValidate(def) < 0)
return -1;
if (virDomainDefTunablesValidate(def) < 0)
return -1;
if (virDomainDefIdMapValidate(def) < 0)
return -1;
if (virDomainNumaDefValidate(def->numa) < 0)
return -1;
if (virDomainDefValidateIOThreads(def) < 0)
return -1;
return 0;
}
struct virDomainDefValidateDeviceIteratorData {
virDomainXMLOption *xmlopt;
void *parseOpaque;
unsigned int parseFlags;
};
static int
virDomainDefValidateDeviceIterator(virDomainDef *def,
virDomainDeviceDef *dev,
virDomainDeviceInfo *info G_GNUC_UNUSED,
void *opaque)
{
struct virDomainDefValidateDeviceIteratorData *data = opaque;
return virDomainDeviceDefValidate(dev, def,
data->parseFlags, data->xmlopt,
data->parseOpaque);
}
/**
* virDomainDefValidate:
* @def: domain definition
* @caps: driver capabilities object
* @parseFlags: virDomainDefParseFlags
* @xmlopt: XML parser option object
* @parseOpaque: hypervisor driver specific data for this validation run
*
* This validation function is designed to take checks of globally invalid
* configurations that the parser needs to accept so that VMs don't vanish upon
* daemon restart. Such definition can be rejected upon startup or define, where
* this function shall be called.
*
* Returns 0 if domain definition is valid, -1 on error and reports an
* appropriate message.
*/
int
virDomainDefValidate(virDomainDef *def,
unsigned int parseFlags,
virDomainXMLOption *xmlopt,
void *parseOpaque)
{
struct virDomainDefValidateDeviceIteratorData data = {
.xmlopt = xmlopt,
.parseFlags = parseFlags,
.parseOpaque = parseOpaque,
};
/* validate configuration only in certain places */
if (parseFlags & VIR_DOMAIN_DEF_PARSE_SKIP_VALIDATE)
return 0;
/* call the domain config callback */
if (xmlopt->config.domainValidateCallback &&
xmlopt->config.domainValidateCallback(def, xmlopt->config.priv, parseOpaque) < 0)
return -1;
/* iterate the devices */
if (virDomainDeviceInfoIterateFlags(def,
virDomainDefValidateDeviceIterator,
(DOMAIN_DEVICE_ITERATE_ALL_CONSOLES |
DOMAIN_DEVICE_ITERATE_MISSING_INFO),
&data) < 0)
return -1;
if (virDomainDefValidateInternal(def, xmlopt) < 0)
return -1;
return 0;
}
static int
virDomainNetDefValidatePortOptions(const char *macstr,
virDomainNetType type,
const virNetDevVPortProfile *vport,
virTristateBool isolatedPort)
{
/*
* This function can be called for either a config interface
* object (NetDef) or a runtime interface object (ActualNetDef),
* by calling it with either, e.g., the "type" (what is in the
* config) or the "actualType" (what is determined at runtime by
* acquiring a port from the network).
*/
/*
* port isolation can only be set for an interface that is
* connected to a Linux host bridge (either a libvirt-managed
* network, or plain type='bridge')
*/
if (isolatedPort == VIR_TRISTATE_BOOL_YES) {
if (!(type == VIR_DOMAIN_NET_TYPE_NETWORK ||
type == VIR_DOMAIN_NET_TYPE_BRIDGE)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("interface %1$s - is not supported for network interfaces with type='%2$s'"),
macstr, virDomainNetTypeToString(type));
return -1;
}
/*
* also not allowed for anything with setting
* (openvswitch or 802.11Qb[gh])
*/
if (vport && vport->virtPortType != VIR_NETDEV_VPORT_PROFILE_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("interface %1$s - is not supported for network interfaces with virtualport type='%2$s'"),
macstr, virNetDevVPortTypeToString(vport->virtPortType));
return -1;
}
}
return 0;
}
int
virDomainActualNetDefValidate(const virDomainNetDef *net)
{
/* Unlike virDomainNetDefValidate(), which is a static function
* called internally to this file, virDomainActualNetDefValidate()
* is a public function that can be called from a hypervisor after
* it has completely setup the NetDef for use by a domain,
* including possibly allocating a port from the network driver
* (which could change the effective/"actual" type of the NetDef,
* thus changing what should/shouldn't be allowed by validation).
*
* This function should contain validations not specific to a
* particular hypervisor (e.g. whether or not specifying bandwidth
* is allowed for a type of interface), but *not*
* hypervisor-specific things.
*/
char macstr[VIR_MAC_STRING_BUFLEN];
virDomainNetType actualType = virDomainNetGetActualType(net);
const virNetDevVPortProfile *vport = virDomainNetGetActualVirtPortProfile(net);
const virNetDevBandwidth *bandwidth = virDomainNetGetActualBandwidth(net);
virMacAddrFormat(&net->mac, macstr);
if (virDomainNetGetActualVlan(net)) {
/* vlan configuration via libvirt is only supported for PCI
* Passthrough SR-IOV devices (hostdev or macvtap passthru
* mode) and openvswitch bridges. Otherwise log an error and
* fail
*/
if (!(actualType == VIR_DOMAIN_NET_TYPE_HOSTDEV ||
(actualType == VIR_DOMAIN_NET_TYPE_DIRECT &&
virDomainNetGetActualDirectMode(net) == VIR_NETDEV_MACVLAN_MODE_PASSTHRU) ||
(actualType == VIR_DOMAIN_NET_TYPE_BRIDGE &&
vport && vport->virtPortType == VIR_NETDEV_VPORT_PROFILE_OPENVSWITCH))) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("interface %1$s - vlan tag not supported for this connection type"),
macstr);
return -1;
}
}
/* bandwidth configuration via libvirt is not supported for
* hostdev network devices
*/
if (bandwidth && actualType == VIR_DOMAIN_NET_TYPE_HOSTDEV) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("interface %1$s - bandwidth settings are not supported for hostdev interfaces"),
macstr);
return -1;
}
if (virDomainNetDefValidatePortOptions(macstr, actualType, vport,
virDomainNetGetActualPortOptionsIsolated(net)) < 0) {
return -1;
}
return 0;
}
static int
virDomainNetDefValidate(const virDomainNetDef *net)
{
char macstr[VIR_MAC_STRING_BUFLEN];
virMacAddrFormat(&net->mac, macstr);
if ((net->hostIP.nroutes || net->hostIP.nips) &&
net->type != VIR_DOMAIN_NET_TYPE_ETHERNET) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Invalid attempt to set network interface host-side IP route and/or address info on interface of type '%1$s'. This is only supported on interfaces of type 'ethernet'"),
virDomainNetTypeToString(net->type));
return -1;
}
if (net->managed_tap == VIR_TRISTATE_BOOL_NO &&
net->type != VIR_DOMAIN_NET_TYPE_ETHERNET) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("unmanaged target dev is not supported on interfaces of type '%1$s'"),
virDomainNetTypeToString(net->type));
return -1;
}
if (net->teaming) {
if (net->teaming->type == VIR_DOMAIN_NET_TEAMING_TYPE_TRANSIENT) {
if (!net->teaming->persistent) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("teaming persistent attribute must be set if teaming type is 'transient'"));
return -1;
}
} else {
if (net->teaming->persistent) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("teaming persistent attribute not allowed if teaming type is '%1$s'"),
virDomainNetTeamingTypeToString(net->teaming->type));
return -1;
}
}
}
if (virDomainNetDefValidatePortOptions(macstr, net->type, net->virtPortProfile,
net->isolatedPort) < 0) {
return -1;
}
if (!virDomainNetIsVirtioModel(net) &&
virDomainCheckVirtioOptionsAreAbsent(net->virtio) < 0) {
return -1;
}
if (net->type != VIR_DOMAIN_NET_TYPE_USER) {
if (net->backend.type == VIR_DOMAIN_NET_BACKEND_PASST) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("The 'passt' backend can only be used with interface type='user'"));
return -1;
}
}
if (net->nPortForwards > 0 &&
(net->type != VIR_DOMAIN_NET_TYPE_USER ||
(net->type == VIR_DOMAIN_NET_TYPE_USER &&
net->backend.type != VIR_DOMAIN_NET_BACKEND_PASST))) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("The element can only be used with and its 'passt' backend"));
return -1;
}
switch (net->type) {
case VIR_DOMAIN_NET_TYPE_VHOSTUSER:
if (!virDomainNetIsVirtioModel(net)) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Wrong or no 'type' attribute specified with . vhostuser requires the virtio-net* frontend"));
return -1;
}
if (net->data.vhostuser->data.nix.listen &&
net->data.vhostuser->data.nix.reconnect.enabled == VIR_TRISTATE_BOOL_YES) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("'reconnect' attribute unsupported 'server' mode for "));
return -1;
}
break;
case VIR_DOMAIN_NET_TYPE_USER:
if (net->backend.type == VIR_DOMAIN_NET_BACKEND_PASST) {
size_t p;
for (p = 0; p < net->nPortForwards; p++) {
size_t r;
virDomainNetPortForward *pf = net->portForwards[p];
for (r = 0; r < pf->nRanges; r++) {
virDomainNetPortForwardRange *range = pf->ranges[r];
if (!range->start
&& (range->end || range->to
|| range->exclude != VIR_TRISTATE_BOOL_ABSENT)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("The 'range' of a 'portForward' requires 'start' attribute if 'end', 'to', or 'exclude' is specified"));
return -1;
}
}
}
}
break;
case VIR_DOMAIN_NET_TYPE_NETWORK:
case VIR_DOMAIN_NET_TYPE_VDPA:
case VIR_DOMAIN_NET_TYPE_BRIDGE:
case VIR_DOMAIN_NET_TYPE_CLIENT:
case VIR_DOMAIN_NET_TYPE_SERVER:
case VIR_DOMAIN_NET_TYPE_MCAST:
case VIR_DOMAIN_NET_TYPE_UDP:
case VIR_DOMAIN_NET_TYPE_INTERNAL:
case VIR_DOMAIN_NET_TYPE_DIRECT:
case VIR_DOMAIN_NET_TYPE_HOSTDEV:
case VIR_DOMAIN_NET_TYPE_VDS:
case VIR_DOMAIN_NET_TYPE_ETHERNET:
case VIR_DOMAIN_NET_TYPE_NULL:
case VIR_DOMAIN_NET_TYPE_LAST:
break;
}
return 0;
}
static int
virDomainHostdevDefValidate(const virDomainHostdevDef *hostdev)
{
if (hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS) {
switch (hostdev->source.subsys.type) {
case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI:
if (hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_UNASSIGNED &&
hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("PCI host devices must use 'pci' or 'unassigned' address type"));
return -1;
}
break;
case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI:
if (hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("SCSI host device must use 'drive' address type"));
return -1;
}
if (hostdev->source.subsys.u.scsi.sgio == VIR_DOMAIN_DEVICE_SGIO_UNFILTERED) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("unfiltered sgio is no longer supported"));
return -1;
}
break;
case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI_HOST:
if (hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI &&
hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCW) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("SCSI_host host device must use 'pci' or 'ccw' address type"));
return -1;
}
break;
case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB:
if (hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
hostdev->info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_USB) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("USB host device must use 'usb' address type"));
return -1;
}
break;
case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV:
case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST:
break;
}
}
if (hostdev->teaming) {
if (hostdev->teaming->type != VIR_DOMAIN_NET_TEAMING_TYPE_TRANSIENT) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("teaming hostdev devices must have type='transient'"));
return -1;
}
if (!hostdev->teaming->persistent) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("missing required persistent attribute in hostdev teaming element"));
return -1;
}
if (hostdev->mode != VIR_DOMAIN_HOSTDEV_MODE_SUBSYS ||
hostdev->source.subsys.type != VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("teaming is only supported for pci hostdev devices"));
return -1;
}
}
return 0;
}
/**
* virDomainMemoryGetMappedSize:
* @mem: memory device definition
*
* For given memory device definition (@mem) calculate size mapped into
* the guest. This is usually mem->size, except for NVDIMM where its
* label is mapped elsewhere.
*
* Returns: Number of bytes a memory device takes when mapped into a
* guest.
*/
static unsigned long long
virDomainMemoryGetMappedSize(const virDomainMemoryDef *mem)
{
unsigned long long ret = mem->size;
if (mem->model == VIR_DOMAIN_MEMORY_MODEL_NVDIMM) {
unsigned long long alignsize = mem->source.nvdimm.alignsize;
unsigned long long labelsize = 0;
/* For NVDIMM the situation is a bit more complicated. Firstly,
* its is not mapped as a part of memory device, so we
* must subtract label size from NVDIMM size. Secondly,
* remaining memory is then aligned again (rounded down). But
* for our purposes we might just round label size up and
* achieve the same (numeric) result. */
if (alignsize == 0) {
long pagesize = virGetSystemPageSizeKB();
/* If no alignment is specified in the XML, fallback to
* system page size alignment. */
if (pagesize > 0)
alignsize = pagesize;
}
if (alignsize > 0) {
labelsize = VIR_ROUND_UP(mem->target.nvdimm.labelsize, alignsize);
ret -= labelsize;
}
}
return ret * 1024;
}
static int
virDomainMemoryDefCheckConflict(const virDomainMemoryDef *mem,
const virDomainDef *def)
{
const virDomainDeviceDimmAddress *thisAddr = NULL;
unsigned long long thisStart = 0;
unsigned long long thisEnd = 0;
size_t i;
switch (mem->model) {
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
thisStart = mem->target.virtio_pmem.address;
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
thisStart = mem->target.virtio_mem.address;
break;
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
if (mem->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DIMM) {
thisAddr = &mem->info.addr.dimm;
thisStart = mem->info.addr.dimm.base;
}
break;
case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
if (thisStart == 0 && !thisAddr) {
return 0;
}
/* thisStart and thisEnd are in bytes, mem->size in kibibytes */
thisEnd = thisStart + virDomainMemoryGetMappedSize(mem);
for (i = 0; i < def->nmems; i++) {
const virDomainMemoryDef *other = def->mems[i];
unsigned long long otherStart = 0;
unsigned long long otherEnd = 0;
if (other == mem)
continue;
if (thisAddr && other->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DIMM &&
thisAddr->slot == other->info.addr.dimm.slot) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("memory device slot '%1$u' is already being used by another memory device"),
thisAddr->slot);
return -1;
} else if (!thisAddr) {
/* In case we're updating an existing memory device (e.g.
* virtio-mem), then pointers will be different. But addresses and
* aliases are the same. However, STREQ_NULLABLE() returns true if
* both strings are NULL which is not what we want. */
if (virDomainDeviceInfoAddressIsEqual(&other->info,
&mem->info)) {
continue;
}
if (mem->info.alias &&
STREQ_NULLABLE(other->info.alias,
mem->info.alias)) {
continue;
}
}
switch (other->model) {
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
continue;
break;
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
if (other->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DIMM) {
otherStart = other->info.addr.dimm.base;
}
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
otherStart = other->target.virtio_pmem.address;
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
otherStart = other->target.virtio_mem.address;
break;
}
if (thisStart == 0 || otherStart == 0)
continue;
otherEnd = otherStart + virDomainMemoryGetMappedSize(other);
if ((thisStart <= otherStart && thisEnd > otherStart) ||
(otherStart <= thisStart && otherEnd > thisStart)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("memory device address [0x%1$llx:0x%2$llx] overlaps with other memory device (0x%3$llx)"),
thisStart, thisEnd, otherStart);
return -1;
}
}
return 0;
}
static int
virDomainMemoryDefValidate(const virDomainMemoryDef *mem,
const virDomainDef *def)
{
const long pagesize = virGetSystemPageSize();
unsigned long long thpSize;
/* Guest NUMA nodes are continuous and indexed from zero. */
if (mem->targetNode != -1) {
const size_t nodeCount = virDomainNumaGetNodeCount(def->numa);
if (nodeCount == 0) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("can't add memory backend as guest has no NUMA nodes configured"));
return -1;
}
if (mem->targetNode >= nodeCount) {
virReportError(VIR_ERR_XML_DETAIL,
_("can't add memory backend for guest node '%1$d' as the guest has only '%2$zu' NUMA nodes configured"),
mem->targetNode, nodeCount);
return -1;
}
}
switch (mem->model) {
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
if (!mem->source.nvdimm.path) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("path is required for model 'nvdimm'"));
return -1;
}
if (mem->discard == VIR_TRISTATE_BOOL_YES) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("discard is not supported for nvdimms"));
return -1;
}
if (ARCH_IS_PPC64(def->os.arch)) {
if (mem->target.nvdimm.labelsize == 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("label size is required for NVDIMM device"));
return -1;
}
} else if (mem->target.nvdimm.uuid) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("UUID is not supported for NVDIMM device"));
return -1;
}
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
if (!mem->source.virtio_pmem.path) {
virReportError(VIR_ERR_XML_DETAIL,
_("path is required for model '%1$s'"),
virDomainMemoryModelTypeToString(mem->model));
return -1;
}
if (mem->discard == VIR_TRISTATE_BOOL_YES) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("discard is not supported for model '%1$s'"),
virDomainMemoryModelTypeToString(mem->model));
return -1;
}
if (mem->access != VIR_DOMAIN_MEMORY_ACCESS_SHARED) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("shared access mode required for virtio-pmem device"));
return -1;
}
if (mem->targetNode != -1) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("virtio-pmem does not support NUMA nodes"));
return -1;
}
if (pagesize > 0 &&
mem->target.virtio_pmem.address % pagesize != 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("memory address must be aligned to %1$ld bytes"),
pagesize);
return -1;
}
break;
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_MEM:
if (mem->target.virtio_mem.requestedsize > mem->size) {
virReportError(VIR_ERR_XML_DETAIL,
_("requested size must be smaller than or equal to @size (%1$lluKiB)"),
mem->size);
return -1;
}
if (!VIR_IS_POW2(mem->target.virtio_mem.blocksize)) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("block size must be a power of two"));
return -1;
}
if (virHostMemGetTHPSize(&thpSize) < 0) {
/* We failed to get THP size, fall back to a sane default. On
* almost every architecture the size will be 2MiB, except for some
* funky arches like sparc and m68k. Use 2MiB and refine later if
* somebody complains. */
thpSize = 2048;
}
if (mem->target.virtio_mem.blocksize < thpSize) {
virReportError(VIR_ERR_XML_DETAIL,
_("block size too small, must be at least %1$lluKiB"),
thpSize);
return -1;
}
if (mem->target.virtio_mem.requestedsize % mem->target.virtio_mem.blocksize != 0) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("requested size must be an integer multiple of block size"));
return -1;
}
/* blocksize is stored in KiB while address is in bytes */
if (mem->target.virtio_mem.address % (mem->target.virtio_mem.blocksize * 1024) != 0) {
virReportError(VIR_ERR_XML_DETAIL, "%s",
_("memory device address must be aligned to blocksize"));
return -1;
}
break;
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
break;
case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
if (mem->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("memory device address is not supported for model '%1$s'"),
virDomainMemoryModelTypeToString(mem->model));
return -1;
}
break;
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
default:
virReportEnumRangeError(virDomainMemoryModel, mem->model);
return -1;
}
if (virDomainMemoryDefCheckConflict(mem, def) < 0)
return -1;
return 0;
}
static bool
virDomainVsockIsVirtioModel(const virDomainVsockDef *vsock)
{
return (vsock->model == VIR_DOMAIN_VSOCK_MODEL_VIRTIO ||
vsock->model == VIR_DOMAIN_VSOCK_MODEL_VIRTIO_TRANSITIONAL ||
vsock->model == VIR_DOMAIN_VSOCK_MODEL_VIRTIO_NON_TRANSITIONAL);
}
static int
virDomainVsockDefValidate(const virDomainVsockDef *vsock)
{
if (vsock->guest_cid > 0 && vsock->guest_cid <= 2) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("guest CIDs must be >= 3"));
return -1;
}
if (!virDomainVsockIsVirtioModel(vsock) &&
virDomainCheckVirtioOptionsAreAbsent(vsock->virtio) < 0)
return -1;
return 0;
}
static int
virDomainCryptoDefValidate(const virDomainCryptoDef *crypto)
{
switch (crypto->model) {
case VIR_DOMAIN_CRYPTO_MODEL_VIRTIO:
break;
case VIR_DOMAIN_CRYPTO_MODEL_LAST:
default:
return -1;
}
return 0;
}
static int
virDomainInputDefValidate(const virDomainInputDef *input,
const virDomainDef *def)
{
switch (def->os.type) {
case VIR_DOMAIN_OSTYPE_HVM:
if (input->bus == VIR_DOMAIN_INPUT_BUS_PS2 &&
input->type != VIR_DOMAIN_INPUT_TYPE_MOUSE &&
input->type != VIR_DOMAIN_INPUT_TYPE_KBD) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("ps2 bus does not support %1$s input device"),
virDomainInputTypeToString(input->type));
return -1;
}
if (input->bus == VIR_DOMAIN_INPUT_BUS_XEN) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unsupported input bus %1$s"),
virDomainInputBusTypeToString(input->bus));
return -1;
}
break;
case VIR_DOMAIN_OSTYPE_XEN:
case VIR_DOMAIN_OSTYPE_XENPVH:
if (input->bus != VIR_DOMAIN_INPUT_BUS_XEN) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unsupported input bus %1$s"),
virDomainInputBusTypeToString(input->bus));
return -1;
}
if (input->type != VIR_DOMAIN_INPUT_TYPE_MOUSE &&
input->type != VIR_DOMAIN_INPUT_TYPE_KBD) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("xen bus does not support %1$s input device"),
virDomainInputTypeToString(input->type));
return -1;
}
break;
default:
if (def->virtType == VIR_DOMAIN_VIRT_VZ ||
def->virtType == VIR_DOMAIN_VIRT_PARALLELS) {
if (input->bus != VIR_DOMAIN_INPUT_BUS_PARALLELS) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("parallels containers don't support input bus %1$s"),
virDomainInputBusTypeToString(input->bus));
return -1;
}
if (input->type != VIR_DOMAIN_INPUT_TYPE_MOUSE &&
input->type != VIR_DOMAIN_INPUT_TYPE_KBD) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("parallels bus does not support %1$s input device"),
virDomainInputTypeToString(input->type));
return -1;
}
} else {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Input devices are not supported by this virtualization driver."));
return -1;
}
}
switch ((virDomainInputType) input->type) {
case VIR_DOMAIN_INPUT_TYPE_MOUSE:
case VIR_DOMAIN_INPUT_TYPE_TABLET:
case VIR_DOMAIN_INPUT_TYPE_KBD:
if (input->source.evdev) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("setting source evdev path only supported for passthrough input devices"));
return -1;
}
break;
case VIR_DOMAIN_INPUT_TYPE_PASSTHROUGH:
if (input->bus != VIR_DOMAIN_INPUT_BUS_VIRTIO) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("only bus 'virtio' is supported for 'passthrough' input devices"));
return -1;
}
break;
case VIR_DOMAIN_INPUT_TYPE_EVDEV:
if (input->bus != VIR_DOMAIN_INPUT_BUS_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("input evdev doesn't support bus element"));
return -1;
}
break;
case VIR_DOMAIN_INPUT_TYPE_LAST:
default:
virReportEnumRangeError(virDomainInputType, input->type);
return -1;
}
switch ((virDomainInputModel)input->model) {
case VIR_DOMAIN_INPUT_MODEL_VIRTIO:
case VIR_DOMAIN_INPUT_MODEL_VIRTIO_TRANSITIONAL:
case VIR_DOMAIN_INPUT_MODEL_VIRTIO_NON_TRANSITIONAL:
if (input->bus != VIR_DOMAIN_INPUT_BUS_VIRTIO) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("only bus 'virtio' is supported for input model '%1$s'"),
virDomainInputModelTypeToString(input->model));
return -1;
}
break;
case VIR_DOMAIN_INPUT_MODEL_DEFAULT:
break;
case VIR_DOMAIN_INPUT_MODEL_LAST:
default:
virReportEnumRangeError(virDomainInputModel, input->model);
return -1;
}
return 0;
}
static int
virDomainShmemDefValidate(const virDomainShmemDef *shmem)
{
if (strchr(shmem->name, '/')) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("shmem name cannot include '/' character"));
return -1;
}
if (STREQ(shmem->name, ".")) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("shmem name cannot be equal to '.'"));
return -1;
}
if (STREQ(shmem->name, "..")) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("shmem name cannot be equal to '..'"));
return -1;
}
return 0;
}
static int
virDomainFSDefValidate(const virDomainDef *def,
const virDomainFSDef *fs)
{
g_autoptr(GHashTable) dsts = virHashNew(NULL);
const virDomainFSDef *lookup;
size_t i;
if (fs->dst == NULL) {
const char *source = fs->src->path;
if (!source)
source = fs->sock;
virReportError(VIR_ERR_NO_TARGET,
source ? "%s" : NULL, source);
return -1;
}
if (fs->info.bootIndex &&
fs->fsdriver != VIR_DOMAIN_FS_DRIVER_TYPE_VIRTIOFS) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("boot order is only supported for virtiofs"));
return -1;
}
for (i = 0; i < def->nfss; i++) {
const virDomainFSDef *iter = def->fss[i];
if (iter->fsdriver != VIR_DOMAIN_FS_DRIVER_TYPE_VIRTIOFS)
continue;
if (virHashHasEntry(dsts, iter->dst)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("filesystem target '%1$s' specified twice"),
iter->dst);
return -1;
}
if (virHashAddEntry(dsts, iter->dst, (void *) iter) < 0)
return -1;
}
lookup = g_hash_table_lookup(dsts, fs->dst);
if (lookup && lookup != fs) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("filesystem target '%1$s' specified twice"),
fs->dst);
return -1;
}
return 0;
}
static int
virDomainEnsureAudioID(const virDomainDef *def,
unsigned int id)
{
size_t i;
if (id == 0)
return 0;
for (i = 0; i < def->naudios; i++) {
if (def->audios[i]->id == id)
return 0;
}
virReportError(VIR_ERR_XML_ERROR,
_("no audio device with ID %1$u"),
id);
return -1;
}
static int
virDomainSoundDefValidate(const virDomainDef *def,
const virDomainSoundDef *sound)
{
return virDomainEnsureAudioID(def, sound->audioId);
}
static int
virDomainAudioDefValidate(const virDomainDef *def,
const virDomainAudioDef *audio)
{
size_t i;
for (i = 0; i < def->naudios; i++) {
if (def->audios[i] == audio)
continue;
if (def->audios[i]->id == audio->id) {
virReportError(VIR_ERR_XML_ERROR,
_("audio ID %1$u is used multiple times"),
audio->id);
return -1;
}
}
return 0;
}
static int
virDomainGraphicsDefListensValidate(const virDomainGraphicsDef *def)
{
size_t i;
const char *graphicsType = virDomainGraphicsTypeToString(def->type);
for (i = 0; i < def->nListens; i++) {
switch (def->listens[i].type) {
case VIR_DOMAIN_GRAPHICS_LISTEN_TYPE_NETWORK:
if (!def->listens[i].network) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("'network' attribute is required for listen type 'network'"));
return -1;
}
break;
case VIR_DOMAIN_GRAPHICS_LISTEN_TYPE_SOCKET:
if (def->type != VIR_DOMAIN_GRAPHICS_TYPE_VNC &&
def->type != VIR_DOMAIN_GRAPHICS_TYPE_SPICE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("listen type 'socket' is not available for graphics type '%1$s'"),
graphicsType);
return -1;
}
break;
case VIR_DOMAIN_GRAPHICS_LISTEN_TYPE_NONE:
if (def->type != VIR_DOMAIN_GRAPHICS_TYPE_SPICE &&
def->type != VIR_DOMAIN_GRAPHICS_TYPE_VNC) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("listen type 'none' is not available for graphics type '%1$s'"),
graphicsType);
return -1;
}
break;
case VIR_DOMAIN_GRAPHICS_LISTEN_TYPE_ADDRESS:
case VIR_DOMAIN_GRAPHICS_LISTEN_TYPE_LAST:
break;
}
}
return 0;
}
static int
virDomainGraphicsDefValidate(const virDomainDef *def,
const virDomainGraphicsDef *graphics)
{
if (graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_VNC ||
graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_SPICE ||
graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_RDP) {
if (virDomainGraphicsDefListensValidate(graphics) < 0)
return -1;
}
if (graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_VNC) {
return virDomainEnsureAudioID(def, graphics->data.vnc.audioId);
} else if (graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_DBUS) {
if (graphics->data.dbus.p2p && graphics->data.dbus.address) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("D-Bus p2p with an address is not supported"));
return -1;
}
}
return 0;
}
static int
virDomainIOMMUDefValidate(const virDomainIOMMUDef *iommu)
{
switch (iommu->model) {
case VIR_DOMAIN_IOMMU_MODEL_SMMUV3:
case VIR_DOMAIN_IOMMU_MODEL_VIRTIO:
if (iommu->intremap != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->caching_mode != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->eim != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->iotlb != VIR_TRISTATE_SWITCH_ABSENT ||
iommu->aw_bits != 0) {
virReportError(VIR_ERR_XML_ERROR,
_("iommu model '%1$s' doesn't support additional attributes"),
virDomainIOMMUModelTypeToString(iommu->model));
return -1;
}
break;
case VIR_DOMAIN_IOMMU_MODEL_INTEL:
case VIR_DOMAIN_IOMMU_MODEL_LAST:
break;
}
switch (iommu->model) {
case VIR_DOMAIN_IOMMU_MODEL_SMMUV3:
case VIR_DOMAIN_IOMMU_MODEL_INTEL:
if (iommu->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
virReportError(VIR_ERR_XML_ERROR,
_("iommu model '%1$s' can't have address"),
virDomainIOMMUModelTypeToString(iommu->model));
return -1;
}
break;
case VIR_DOMAIN_IOMMU_MODEL_VIRTIO:
case VIR_DOMAIN_IOMMU_MODEL_LAST:
break;
}
return 0;
}
static int
virDomainTPMDevValidate(const virDomainTPMDef *tpm)
{
switch (tpm->type) {
case VIR_DOMAIN_TPM_TYPE_EMULATOR:
if (tpm->data.emulator.activePcrBanks &&
tpm->data.emulator.version != VIR_DOMAIN_TPM_VERSION_2_0) {
virReportError(VIR_ERR_XML_ERROR,
_(" requires TPM version '%1$s'"),
virDomainTPMVersionTypeToString(VIR_DOMAIN_TPM_VERSION_2_0));
return -1;
}
break;
case VIR_DOMAIN_TPM_TYPE_PASSTHROUGH:
break;
case VIR_DOMAIN_TPM_TYPE_EXTERNAL:
if (tpm->data.external.source->type != VIR_DOMAIN_CHR_TYPE_UNIX) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("only source type 'unix' is supported for external TPM device"));
return -1;
}
if (tpm->data.external.source->data.nix.listen) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("only 'connect' mode is supported for external TPM device"));
return -1;
}
if (tpm->data.external.source->data.nix.path == NULL) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("missing socket path for external TPM device"));
return -1;
}
case VIR_DOMAIN_TPM_TYPE_LAST:
break;
}
return 0;
}
static int
virDomainDeviceInfoValidate(const virDomainDeviceDef *dev)
{
virDomainDeviceInfo *info;
if (!(info = virDomainDeviceGetInfo(dev)))
return 0;
switch (info->type) {
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_SPAPRVIO:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_VIRTIO_S390:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCW:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_VIRTIO_SERIAL:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCID:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_USB:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_VIRTIO_MMIO:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_ISA:
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DIMM:
/* No validation for these address types yet */
break;
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_UNASSIGNED:
if (dev->type != VIR_DOMAIN_DEVICE_HOSTDEV) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("address of type '%1$s' is supported only for hostdevs"),
virDomainDeviceAddressTypeToString(info->type));
return -1;
}
break;
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_LAST:
default:
virReportEnumRangeError(virDomainDeviceAddressType, info->type);
return -1;
}
return 0;
}
static int
virDomainDeviceDefValidateInternal(const virDomainDeviceDef *dev,
const virDomainDef *def)
{
if (virDomainDeviceInfoValidate(dev) < 0)
return -1;
switch (dev->type) {
case VIR_DOMAIN_DEVICE_DISK:
return virDomainDiskDefValidate(def, dev->data.disk);
case VIR_DOMAIN_DEVICE_REDIRDEV:
return virDomainRedirdevDefValidate(def, dev->data.redirdev);
case VIR_DOMAIN_DEVICE_NET:
return virDomainNetDefValidate(dev->data.net);
case VIR_DOMAIN_DEVICE_CONTROLLER:
return virDomainControllerDefValidate(dev->data.controller);
case VIR_DOMAIN_DEVICE_CHR:
return virDomainChrDefValidate(dev->data.chr, def);
case VIR_DOMAIN_DEVICE_SMARTCARD:
return virDomainSmartcardDefValidate(dev->data.smartcard, def);
case VIR_DOMAIN_DEVICE_RNG:
return virDomainRNGDefValidate(dev->data.rng, def);
case VIR_DOMAIN_DEVICE_HOSTDEV:
return virDomainHostdevDefValidate(dev->data.hostdev);
case VIR_DOMAIN_DEVICE_VIDEO:
return virDomainVideoDefValidate(dev->data.video, def);
case VIR_DOMAIN_DEVICE_MEMORY:
return virDomainMemoryDefValidate(dev->data.memory, def);
case VIR_DOMAIN_DEVICE_VSOCK:
return virDomainVsockDefValidate(dev->data.vsock);
case VIR_DOMAIN_DEVICE_CRYPTO:
return virDomainCryptoDefValidate(dev->data.crypto);
case VIR_DOMAIN_DEVICE_INPUT:
return virDomainInputDefValidate(dev->data.input, def);
case VIR_DOMAIN_DEVICE_SHMEM:
return virDomainShmemDefValidate(dev->data.shmem);
case VIR_DOMAIN_DEVICE_FS:
return virDomainFSDefValidate(def, dev->data.fs);
case VIR_DOMAIN_DEVICE_AUDIO:
return virDomainAudioDefValidate(def, dev->data.audio);
case VIR_DOMAIN_DEVICE_SOUND:
return virDomainSoundDefValidate(def, dev->data.sound);
case VIR_DOMAIN_DEVICE_GRAPHICS:
return virDomainGraphicsDefValidate(def, dev->data.graphics);
case VIR_DOMAIN_DEVICE_IOMMU:
return virDomainIOMMUDefValidate(dev->data.iommu);
case VIR_DOMAIN_DEVICE_TPM:
return virDomainTPMDevValidate(dev->data.tpm);
case VIR_DOMAIN_DEVICE_LEASE:
case VIR_DOMAIN_DEVICE_WATCHDOG:
case VIR_DOMAIN_DEVICE_HUB:
case VIR_DOMAIN_DEVICE_MEMBALLOON:
case VIR_DOMAIN_DEVICE_NVRAM:
case VIR_DOMAIN_DEVICE_PANIC:
case VIR_DOMAIN_DEVICE_NONE:
case VIR_DOMAIN_DEVICE_LAST:
break;
}
return 0;
}
int
virDomainDeviceDefValidate(const virDomainDeviceDef *dev,
const virDomainDef *def,
unsigned int parseFlags,
virDomainXMLOption *xmlopt,
void *parseOpaque)
{
/* validate configuration only in certain places */
if (parseFlags & VIR_DOMAIN_DEF_PARSE_SKIP_VALIDATE)
return 0;
if (virDomainDeviceDefValidateInternal(dev, def) < 0)
return -1;
if (xmlopt->config.deviceValidateCallback &&
xmlopt->config.deviceValidateCallback(dev, def, xmlopt->config.priv, parseOpaque))
return -1;
return 0;
}